Instruction/ maintenance manual of the product 5430 DL 5440 DL 5450 Konica Minolta
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SER VICE MANU AL 2005.04 2005.04 Ver. 3.0 Ver. 3.0 2005.04 V er .3.0 2005.04 V er .3.0 © 2005 KONICA MINOLTA BUSINESS TECHNOLOGIES, INC. © 2005 KONICA MINOLTA BUSINESS TECHNOLOGIES, INC. Printed in Japan Printed in Japan 4138-7990-31 4138-7990-31 Use of this manual should be strictly supervised to avoid disclosure of confidential information.
SAFETY AND IMPOR T ANT W ARNING ITEMS S-1 Read carefully the Safety and Important Warning Items descr ibed below to understand them before doing service work. Because of possible hazards to an ine xperienc ed perso n ser vicing this product as well as the risk of damage to the product, KONICA MINOL T A B USINESS TECHNOLOGIES, INC .
SAFETY AND IMPOR T ANT W ARNING ITEMS S-2 [1] MODIFICA TIONS NO T A UTHO RIZED BY K O NICA MINOL T A BUSINESS TECHNOLOGIE S, INC . K ONICA MINOL T A brand products are renowned for t heir high reliability . This reliability is achiev ed through high-quality desig n and a solid ser vice network.
SAFETY AND IMPOR T ANT W ARNING ITEMS S-3 [2] CHECKPOINTS WHEN PE RFORMING ON-SITE SER VICE K onica Minolta brand products are e xtensively tested bef ore sh ipping, to ensure that all applicable saf ety standards are met, in orde r to protect the customer and customer engi- neer (hereafter called the CE) from the risk of in jur y .
SAFETY AND IMPOR T ANT W ARNING ITEMS S-4 • Check whether the power cord is not stepped on or pinched by a tab le and so on. Overheating ma y occur there, leading to a risk of fire. • Do not bundle or tie the pow er cord. Overheating ma y occur there, leading to a risk of fire.
SAFETY AND IMPOR T ANT W ARNING ITEMS S-5 2. Installation Requirements W ARNING: Ground Connection • Check whether the product is g rounded properly . If current leakage occurs in an ungrounded product, you may suff er electr ic shoc k while operating the product.
SAFETY AND IMPOR T ANT W ARNING ITEMS S-6 CAUTION: Inspection before Servicing • Before conducting an inspection, read all rele vant docu- mentation (ser vice manual, technical notices, etc.) and proceed with the inspection following the prescribed pro- cedure, using only the prescribed tools.
SAFETY AND IMPOR T ANT W ARNING ITEMS S-7 • Do not allow an y metal par ts such as clips, staples, and screws to f all into the p roduct. They can short inter nal circ uits and cause el ectric sho ck or fire. • Check wiring f or squeezing and any other damage.
SAFETY AND IMPOR T ANT W ARNING ITEMS S-8 • After replacing a part to which AC voltage is applied (e.g., optical lamp and fixing lamp), be su re to check the installa- tion state. A risk of fire exists . • Check the interlock s witch and actuator for loosening and check whether the interlock functions properly .
SAFETY AND IMPOR T ANT W ARNING ITEMS S-9 CAUTION: HANDLING OF SERVICE MA TERIALS • Unplug the power cord from the w all outlet. Drum cleaner (isopropyl alco hol) and roller cleaner (ace- tone-based) are highly flammable and must be handled with care.
SAFETY AND IMPOR T ANT W ARNING ITEMS S-10 [3] MEASURES T O T AKE IN CASE OF AN ACCIDENT 1. If an accident has occurred, the distributor who has been notified first must immedi- ately take emergency measures to provi de relief to aff ected persons and to prev ent fur ther damage.
SAFETY AND IMPOR T ANT WARNING ITEMS S-11 [5] Laser Saf ety • This is a digital machine cer tified as a cl ass 1 laser product. There is no possibility of danger from a laser , provided the machine is se rviced according to the instruction in this manual.
SAFETY AND IMPOR T ANT WARNING ITEMS S-12 the U.S.A., Canada (CDRH Regulation) • This machine is cer tified as a Class I Laser product under Radiation P erformance Stan- dard according to the Food, Drug and Cosmetic Act of 1990.
SAFETY AND IMPOR T ANT WARNING ITEMS S-13 Finland, Sweden Norway LUOKAN 1 LASERLAITE KLASS 1 LASER APP ARA T VA R O I T U S ! • Laitteen käyttäminen muulla kuin tässä käyttöo hjeessa mainitulla tavalla saat- taa altistaa käyttäjän tu rvallisuusluokan 1 ylittävälle näk ymättömälle laser- säteilylle.
SAFETY AND IMPOR T ANT WARNING ITEMS S-14 5.2 L aser Safety Labe l • A laser safety label is attached to the the machine as shown below . 4138safe004c0 5430DL_5440DL_5450_T O_PDF.
SAFETY AND IMPOR T ANT WARNING ITEMS S-15 5.3 Laser Caution Label • A laser caution label is attached to t he inside of the machine as shown below . 5.4 PRECA UTIONS FOR HANDLING THE LASER EQUIPMENT • When laser protective goggles are to be used, select ones with a lens conforming to the abov e specifications.
SAFETY AND IMPOR T ANT WARNING ITEMS S-16 Caution labels shown are attached in some areas on/in the machine. When accessing these areas for maintenance , repair , or adjustmen t, special care should be taken to a void b ur ns and electric shock.
SAFETY AND IMPOR T ANT WARNING ITEMS S-17 4138fsS002c0 High voltage High vo ltage 5430DL_5440DL_5450_T O_PDF.book 17 ペ ージ ２００ ５年４月１２日 火曜日 午後 ４時４９分.
SAFETY AND IMPOR T ANT WARNING ITEMS S-18 5430DL_5440DL_5450_T O_PDF.book 18 ペ ージ ２００ ５年４月１２日 火曜日 午後 ４時４９分.
SER VICE MANU AL 2005.04 Ver. 3.0 Main Unit THEOR Y OF OPERA TION magicolor 5430 DL magicolor 5440 DL magicolor 5450 ® ® ® 5430DL_5440DL_5450_TO_PD F.
5430DL_5440DL_5450_TO_PD F.book 2 ページ ２００５年４月１２ 日 火曜日 午後４時４９分.
magicolor 5430 DL /5440 DL /5450 Theor y of Operation i I Outline II Comp osition/ Operati on CONTENTS I Outline 1. System configuration ................................................. ........................................... 1-1 2. Product specifications .
magicolor 5430 DL /5440 DL Theor y of Operation ii I Outline II Comp osition/ Operati on 4.2.3 T o ner near-empty condition detection ........................................................ 2-15 4.2.4 T o ner empty condition detection......... ......
magicolor 5430 DL /5440 DL /5450 Theor y of Operation iii I Outline II Comp osition/ Operati on 9.1 Composition .................. ................................................................................... 2-47 9.1.1 Dr ive ..................
magicolor 5430 DL /5440 DL Theor y of Operation iv I Outline II Comp osition/ Operati on 12.3.6 Edge Guide Plate .......... ............................................................................. 2-71 12.3.7 T railing Edge Guide Plate ..........
magicolor 5430 DL /5440 DL /5450 Theor y of Operation v I Outline II Comp osition/ Operati on 15.3.8 Size error detection control ........... .............................................................. 2-92 15.3.9 Conv ey ance system paper misf eed detection control .
magicolor 5430 DL /5440 DL Theor y of Operation vi I Outline II Comp osition/ Operati on 17.1.4 Conditions enabling ex ecution of stabilization control at the end of a print cycle of given conditions ...................................................
Main Unit Theor y of Operation System Configuration 1-1 I Outline I Outline 1. System Configuration System F ront View [1] Duple x Option [5] Optional Low er Fee der Unit [2] Optional DIMM [6] Optiona.
Product Specifications Main Unit Theor y of Operation 1-2 I Outline 2. Product Specifications 2.1 T ype T ype Desktop tandem full- color laser be am printer Printing System Semiconductor laser and el .
Main Unit Theor y of Operation Product Specifications 1-3 I Outline 2.2 Functions W arm-up Time Av erage: 30 sec. or less (at ambient temp erature of 23° C/73.4° F and rated sou rce volt age) System Speed 152 mm/sec (Plain P aper) First-P age-Out Time (Plain P aper) 1-sided: 14.
Product Specifications Main Unit Theor y of Operation 1-4 I Outline Media T ypes magicolor 5440 DL Tr a y 1 • Plain pape r (60 to 9 0 g/m 2 / 16 to 24 lb) • Recycled paper (60 to 90 g/m 2 / 16 to .
Main Unit Theor y of Operation Product Specifications 1-5 I Outline Lower F eeder Unit: Only plain paper and recycled paper weighing 60 to 90 g/m 2 (16 to 24 lb) can be loaded. Duplex Option: Only plain paper and recycled paper weighing 60 to 90 g/m 2 (16 to 24 lb) can be fed through the unit.
Product Specifications Main Unit Theor y of Operation 1-6 I Outline 2.5 Operating En vironment NO TE • These specifications are subjec t to change without notice . T emperature 10° to 35° C / 50° to 95° F (with a fluctua tion of 10° C / 18° F or less per hour) Humidity 15% to 85% (with a fluct uation of 20%/h) 5430DL_5440DL_5450_TO_PD F.
Main Unit Theor y of Operation Center Cross Section 1-7 I Outline 3. Center Cross Sectio n NO TE • Be sure to note that feed trays [4] and [5] are named differently depending upon the printer model. • Throughout this manual, the magicolor 5430 DL/5440 DL names are used f or these trays.
P aper P ath Main Unit Theor y of Operation 1-8 I Outline 4. P aper P ath 1-sided paper path 2-sided paper path 1-sided paper path from the Man ual Fe ed T ra y (magicolor 5440 DL/5450 only) 4138to1503c1 5430DL_5440DL_5450_TO_PD F.
Main Unit Theor y of Operation Image Creation Process 1-9 I Outline 5. Image Creation Process [1] Printer Processing • The intensity of the laser light is cont rolled based on the image signal transmitted fro m the host computer .
Image Creation Process Main Unit Theor y of Operation 1-10 I Outline 5430DL_5440DL_5450_T O_PDF.book 10 ペ ージ ２００ ５年４月１２日 火曜日 午後 ４時４９分.
Main Unit Theor y of Operation Overall Composition 2-1 II Composition/Operation II Composition/Operation 1. Ov erall Composition 1.1 Timing cha rt at machine po werup Conditions: A4 plain paper , 2 pr.
Over all Composition Main Unit Theory of Operation 2-2 II Composition/Operation 1.2 Co ntrol block diagram Print Control Board (PWB-P) Mechanical Control Board (PWB-A) LD Control Board (PWB-C) Image p.
Main Unit Theor y of Operation Print Head (PH) 2-3 II Composition/Operation 2. Print Head (PH) 2.1 Composition K ey Name Function/system [1] G2 Lens/Y , M, C, K • Condenses the incident la ser light and i rradiates the K Photo Conductor or Return Mirror/2nd of each color with the con- densed laser light.
Print Head (PH) Main Unit T heory of Operation 2-4 II Compositio n/Operation 2.2 Operation 2.2.1 Overview • Four semiconductor lasers provided, one f or each of the four diff erent colors.
Main Unit Theor y of Operation Print Head (PH) 2-5 II Composition/Operation 2.2.3 Laser emission timing • When a Ready signal is detected after the lapse of a given period of time after the p rint cycle has been star ted , a Laser ON signal is output from the Pr int Control Board (PWB- P).
Print Head (PH) Main Unit T heory of Operation 2-6 II Composition/Operation 2.2.5 Laser light intensity control • The laser light intensity control corrects the ta rget le vel of fluctuations in fin.
Main Unit Theor y of Operation T oner Car tridge (TC) / TC Overall Composition 2-7 II Composition/Operation 3. T oner Car tr idge (TC) / TC Overall Composition 3.
T oner Ca r tridge (TC) / TC Overall Composition Main Unit Theory of Operation 2-8 II Composition/Operation [6] Grid Mesh • Evens out the charge deposited fro m the Electrode to make the surf ace po.
Main Unit Theor y of Operation T oner Car tridge (TC) / TC Overall Composition 2-9 II Composition/Operation [21] Hopper • Loaded with toner that is conv eyed onto the De v elop- ing Unit b y wa y of.
T oner Ca r tridge (TC) / TC Overall Composition Main Unit Theory of Operation 2-10 II Composition/Operation 3.2 Drive [1] T oner Supply Motor/C , K (M7) [5] Color PC Drum Motor (M2) [2] Intermediate .
Main Unit Theor y of Operation T oner Car tridge (TC) / TC Overall Composition 2-11 II Composition/Operation [1] T oner Supply Mot or/C, K (M7) [6] T oner Supply Motor/Y , M (M6) [2] Intermediate T ra.
T oner Ca r tridge (TC) / TC Overall Composition Main Unit Theory of Operation 2-12 II Composition/Operation 3.3 Operation 3.3.1 Conf iguration of T oner Car tridge • The T on er Car tr idge is U-shaped, positioned so as to enclose the T ransf er Belt Unit.
Main Unit Theor y of Operation T oner Car tridge (TC) / TC Overall Composition 2-13 II Composition/Operation D. Removal procedure • The T oner Car tridge is pressed in the predeter mined position. Pushing down the front handle once will disengage the lock pa wl.
T oner Ca r tridge / Hopper Main Unit Theory of Operation 2-14 II Composition/Operation 4. T oner Car tr idge / Hopper 4.1 Composition K ey Name Function/system [1] Hopper • Loaded with toner that i.
Main Unit Theor y of Operation T oner Car tridge / Hopper 2-15 II Composition/Operation 4.2 Operation 4.2.1 T oner Level Detection (magicolor 5430 DL/5440 DL) • The toner lev el is deter mined by the accumula ted time of rotation of the toner supply motor and the PC Drum.
T oner Ca r tridge / Hopper Main Unit Theory of Operation 2-16 II Composition/Operation • <T oner near-empty messages> The relev ant war ning message is display ed when a toner near-empty conditio n is detected.
Main Unit Theor y of Operation T oner Car tridge / Hopper 2-17 II Composition/Operation 4.2.4 T oner empty condition d etection • A toner empty condition is detected by t he LED and toner lev el se nsor mounted on the T oner Level Sensor Board (PWB-D) provided in the machine .
T oner Ca r tridge / Hopper Main Unit Theory of Operation 2-18 II Composition/Operation • <T oner empty messages> The relev ant war ning message is display ed when a toner empty condition is detected.
Main Unit Theor y of Operation T oner Car tridge / Hopper 2-19 II Composition/Operation 4.2.5 T oner replenishing mechanism/control A. T oner replenishi ng mechanism • The T oner Supply Motor is energized according to the condition of the toner lev el senso r for each color of toner .
T oner Ca r tridge / Hopper Main Unit Theory of Operation 2-20 II Composition/Operation C. T oner Supp ly Motor control • The T oner Supply Motor control is carried out when all of the following conditions are met while the Dev eloping Motor tur ns ev enly .
Main Unit Theor y of Operation T oner Car tridge / Hopper 2-21 II Composition/Operation G. T o ner Supply Motor control termination timing • The T oner Supply Motor is brought to a stop or int errupted under any of the following conditions: 1. The Dev elop ing Motor stops completely or tur ns unev enly .
T oner Ca r tridge / Photo Condu ctor Main Unit Theory of Operation 2-22 II Composition/Operation 5. T oner Car tr idge / Photo Conductor 5.1 Composition 5.
Main Unit Theor y of Operation T oner Car tr idge / Photo Conductor 2-23 II Composition/Operation 5.2.2 Photo Conducto r post-exposure control • The entire surface of the Photo Conductor is e xposed.
T oner Ca r tridge / Photo Condu ctor Main Unit Theory of Operation 2-24 II Composition/Operation 5.2.4 Photo Conductor sm all amount rotation control • Ozone stagnant in areas near the Charge Corona Unit reduces sensitivity of the Pho to Conductors, causing white bands to occur in the image.
Main Unit Theor y of Operation T oner Car tr idge / Charge Corona Section 2-25 II Composition/Operation 6. T oner Car tr idge / Charge Corona Section 6.
T oner Ca r tridge / Charg e Corona Section Main Unit Theory of Operation 2-26 II Composition/Operation 6.2 Operation 6.2.1 Charge Corona Unit ON/OFF control 6.2.2 Output during pre-process • Color mode: The charge corona voltage f or all colors of toner is applied after rotation of the Color PC Dr um Motor (M2) has stabilized.
Main Unit Theor y of Operation T oner Car tr idge / Charge Corona Section 2-27 II Composition/Operation 6.2.4 Ozone ventilation mechanism • Ozone stagnant in areas near the Charge Cor ona Unit reduces sensitivity of the Photo Conductor , causing w hite bands to occur in the image.
T oner Ca r tridge / Developing Unit Main Unit Theory of Operation 2-28 II Composition/Operation 7. T oner Car tr idge / Dev eloping Unit 7.1 Composition K ey Name Function/system [1] Photo Conductor/.
Main Unit Theor y of Operation T oner Car tridge / Dev eloping Unit 2-29 II Composition/Operation [6] Dev eloping Roller • Supplies toner fed b y the Supply Roller to t he surf ace of the Photo Cond.
T oner Ca r tridge / Developing Unit Main Unit Theory of Operation 2-30 II Composition/Operation 7.2 Operation 7.2.1 Developing drive control Polygon Motor (M8) Developing Motor/K (M5) Developing Moto.
Main Unit Theor y of Operation T oner Car tridge / Dev eloping Unit 2-31 II Composition/Operation 7.2.2 T oner flow 1. T oner stored in the Hopper is agitated by the Agitating Blade and conve yed onto the front side of the Hopper by the Conv eyance Screw .
T oner Ca r tridge / Developing Unit Main Unit Theory of Operation 2-32 II Composition/Operation 7.2.3 Developing system • T wo types of dev elopin g systems are us ed, a non-contact developing system and an alternating curren t application system. 1.
Main Unit Theor y of Operation T oner Car tridge / Dev eloping Unit 2-33 II Composition/Operation 7.2.4 Developing bias Vpp control (Ds compensation control) • If the dev eloping bias voltage AC com.
T oner Ca r tridge / Developing Unit Main Unit Theory of Operation 2-34 II Composition/Operation 7.2.5 Developing bias duty control (compensation control of the maximum amount of toner sticking to the T ransfer Belt) • T his control corrects to achie v e the target amount of toner sticking to the T ransf er Belt to form the solid image.
Main Unit Theor y of Operation T oner Car tridge / Dev eloping Unit 2-35 II Composition/Operation 7.2.6 Gamma correction control • A gradation pattern is produced on the surface of the T ransfer Belt. The AIDC Sensor measures the density of this patter n and tr ansmits the results of measurement to the controller for g radation correction.
T oner Ca r tridge / Developing Unit Main Unit Theory of Operation 2-36 II Composition/Operation 7.2.7 Cleaning mechanism A. Clean ing operation 1. The Cleaning Blade is pressed against the su rface of the Photo Conductor to remove toner left off the surface (trailing system).
Main Unit Theor y of Operation 1st T ransf er Section 2-37 II Composition/Operation 8. 1st T ransf er Section 8.1 Composition 4138to2035c2 4138to2034c0 4138to2033c0 4138t02031c0 [6] [4] [5] [2 ] [3] [1 1] [12] [10] [13] [1] [7] [8] [9] [15] [14] [16] 5430DL_5440DL_5450_T O_PDF.
1st T ransfer Section Main Unit Theory of Operation 2-38 II Composition/Operation K ey Name Function/system [1] T ransfer Belt Driv e Roller • Dr ives the T ransfer Belt • Dr iven b y the Intermed.
Main Unit Theor y of Operation 1st T ransf er Section 2-39 II Composition/Operation 8.2 Drive [1] T rans fer Belt Drive Roller [6] 1 st T ransfer Roller/Y , /M, /C, /K [2] Driven Roller [7] Sliding Pl.
1st T ransfer Section Main Unit Theory of Operation 2-40 II Composition/Operation 8.3 Operation 8.3.1 T ran sfer Belt speed control • The T ransfer Belt is driven b y the Intermediate T ranspor t Motor (M3). • The appropriate belt speed is selected according to the print mode and media type as detailed below .
Main Unit Theor y of Operation 1st T ransf er Section 2-41 II Composition/Operation 8.3.3 1st T ransfer Roller pressure/retraction control • T o extend the ser vice life of the Photo Conducto r/Y , M, C, the pressure position of the 1st T ransfer Roller is changed between the monochrome mode and the color mode.
1st T ransfer Section Main Unit Theory of Operation 2-42 II Composition/Operation E. Retraction operation 1. Rotation of the Inter mediate T ranspor t Motor (M3) is transmitted by a gear train to the Pressure/Retraction Clutch/1st Image T ransfer (CL4).
Main Unit Theor y of Operation 1st T ransf er Section 2-43 II Composition/Operation G. R etraction position control • The pressure and retraction operation of the 1st T ransfer Roller is controlled as the Retraction P osition Sensor/1st Image T ransfer (PC9) detects the mo vement of the Slid- ing Plate.
1st T ransfer Section Main Unit Theory of Operation 2-44 II Composition/Operation 8.3.4 1st T ransfer Roller pressure/ret raction failure detection co ntrol • The machine monitors the state of the Re traction Position Sensor/1st Image T ransfer (PC9) for detection of f ailures.
Main Unit Theor y of Operation 1st T ransf er Section 2-45 II Composition/Operation 8.3.5 T ransfer Belt cleaning • T o scrape residu al toner off the surface of th e T ransfer Belt, the T ransfer Belt is pro vided with a Cleaning Blade. • The Cleaning Blade is in pressed contact with the T ransfer Belt at all times.
1st T ransfer Section Main Unit Theory of Operation 2-46 II Composition/Operation D. 1st T ran sfer Belt back ward r otation execution conditions • After the lapse of a predeter mined per iod of ti me after the T ransfer Unit stop sequence.
Main Unit Theor y of Operation 2nd T ransf er Section 2-47 II Composition/Operation 9. 2nd T ransf er Section 9.1 Composition K ey Name Function/system [1] 2nd T ransf er Roller • T ransf ers the to.
2nd T ransfer Section Main Unit Theory of Operation 2-48 II Composition/Operation 9.1.1 Drive [1] Pressure/Retract ion Clutch/2nd I mage T ransfer (CL5) [3] Retraction Cam [2] Retraction P osition Sensor/2nd Ima ge T ransfer (PC10) [4] T ransfer B elt drive roller 4138to2585c0 [4] [1] [3] [2] 4138to2048c0 [1] [2] [3] [4] 5430DL_5440DL_5450_T O_PDF.
Main Unit Theor y of Operation 2nd T ransf er Section 2-49 II Composition/Operation 9.2 Operation 9.2.1 2nd T ransfer Roller pressure mechanism • The machine is provided with a mechanism that presses the 2nd T ransfer Roller up against, and retracts it from, the T ransf er Bel t.
2nd T ransfer Section Main Unit Theory of Operation 2-50 II Composition/Operation D. Pressure/retraction op eration 4138to2063c0 4138to2064c0 41382070c0 4138to2071c0 2nd T ransf er Roller When retr ac.
Main Unit Theor y of Operation 2nd T ransf er Section 2-51 II Composition/Operation 9.2.2 2nd T ransfer Roller pressure position deviation preventive mechanism • When the Right Door is opened and closed, the Pressure Ca m is rotated to prev ent the 2nd T ransfer Roller from de viating from the pressure position.
2nd T ransfer Section Main Unit Theory of Operation 2-52 II Composition/Operation 9.2.4 2nd transfer volta ge setting contro l (A TVC: Auto T ransfer V o ltage Control) • The transf er voltage (T2) is corrected to reduce eff ect from the T ransfer Belt and environ- mental changes of toner .
Main Unit Theor y of Operation 2nd T ransf er Section 2-53 II Composition/Operation 9.2.5 2nd transfer v oltage fine-adjustment co ntrol • The voltage v a lue established through the A TVC c ontrol is fine -adjusted according to the type of media.
2nd T ransfer Section Main Unit Theory of Operation 2-54 II Composition/Operation 9.2.8 2nd T ransfer Roller cleaning operation timing • The 2nd T ransf er Roller cleaning sequence is carried out after the Inte rmediate T ransfer Belt has been cleaned during recovery fro m a media misfeed or malfunction.
Main Unit Theor y of Operation T oner Collecting Section 2-55 II Composition/Operation 10. T oner Collecting Section 10.1 Composition K ey Name Function/system [1] Box T ray • T ray on which the W a.
T oner Co llecting Section Main Unit Theory of Operation 2-56 II Composition/Operation 10.2 Drive [1] Dev eloping Motor/K (M5) [3] T oner Collecting Screw [2] Belt 4138to2053c0 [1] [2] [3] 5430DL_5440DL_5450_T O_PDF.
Main Unit Theor y of Operation T oner Colle cting Section 2-57 II Composition/Operation 10.3 Operat ion 10.3.1 T oner collecting mechanism • T on er scraped off by the Cleaning Blade of the Intermediate T ransfer Belt Unit is con- ve yed into the W aste T oner Box.
T oner Co llecting Section Main Unit Theory of Operation 2-58 II Composition/Operation 10.3.3 W aste T oner Box locking mechanism • When the Box Lock Lev er is in the u nlock ed position (the 12 o&a.
Main Unit Theor y of Operation T oner Colle cting Section 2-59 II Composition/Operation 10.3.6 W aste toner near-full condition detection • A waste toner near-full condition is detected using the output state of the W aste T oner Full Sensor . • A waste toner full condition is detected based on the dot count.
T oner Co llecting Section Main Unit Theory of Operation 2-60 II Composition/Operation B. Waste toner status decision after detect ion of a waste toner n ear-full condition • Opening and closing the Fr ont Door resets a waste toner near-full condition.
Main Unit Theor y of Operation T oner Colle cting Section 2-61 II Composition/Operation 10.3.7 W aste toner full conditi on detection control A. W aste to ner full co ndition detect ion cont rol • A.
T oner Co llecting Section Main Unit Theory of Operation 2-62 II Composition/Operation D. Waste toner full condition reset decision after detection o f a waste toner full condition • If the W aste T.
Main Unit Theor y of Operation AIDC Sensor 2-63 II Composition/Operation 11. AIDC Sensor 11.1 Composition K ey Name Function/system [1] AIDC Sensor/Rt, Lt ( AIDC R/L) • Detects the density of the to.
AIDC Sensor Main Unit Theory of Operation 2-64 II Composition/Operation 11.1.1 Drive 11.2 Operat ion 11.2.1 T o ner density detection control • A reflective sensor is used f or the AIDC S ensor that detects the amount of toner sticking to the surface of the T ransf er Belt.
Main Unit Theor y of Operation AIDC Sensor 2-65 II Composition/Operation 11.2.2 AIDC Sensor calibration con trol • Changes in various types of characteristics due to change with time of the AIDC Sen.
AIDC Sensor Main Unit Theory of Operation 2-66 II Composition/Operation B. Complete correction control 1. The offset voltage of the AIDC Sensor is calculated. 2. A complete detection patter n of each color o f toner is produced on the surface of the T ransfer Belt.
Main Unit Theor y of Operation Media Feed Section (magicolor 5430 DL) 2-67 II Composition/Operation 12. Media F eed Secti on (magicolor 5430 DL) 12.1 Composition K ey Name Function/system [1] T ray 1 .
Media F eed Section (magicolor 5430 DL) Main Unit Theor y of Operation 2-68 II Composition/Operation 12.2 Drive [1] Intermediate T ransport Motor (M3) [3] T ra y 1 Fe ed Roller [2] T ra y 1 P aper F eed Clutch (CL1) 4138to2058c0 [1] [2] [3] 5430DL_5440DL_5450_T O_PDF.
Main Unit Theor y of Operation Media Feed Section (magicolor 5430 DL) 2-69 II Composition/Operation 12.3 Operat ion 12.3.1 Paper Lift Plate mechanism • The P aper Lift Plate is pressed down in to the lock ed position (so the media can be loaded). • A stack of media is loaded and then the tray is slid into the machine.
Media F eed Section (magicolor 5430 DL) Main Unit Theor y of Operation 2-70 II Composition/Operation 12.3.3 Media feed control • Drive from the Intermedia te T ranspor t Motor (M3) is transmitted through the T ra y 1 P a per Feed Clutch (CL1) to turn the Feed Roller , thereby taking up and feeding the media.
Main Unit Theor y of Operation Media Feed Section (magicolor 5430 DL) 2-71 II Composition/Operation 12.3.5 Media empty condition d etection control • The media empty message (TRA Y1 EMPTY) is display ed on the panel when the Empty Sensor Actuator unbloc ks the T r a y 1 Media Empty Sensor (PC1).
Media F eed Section (magicolor 5430 DL) Main Unit Theor y of Operation 2-72 II Composition/Operation 12.3.8 Media size detection co ntrol • The P aper Size Switch (S5) detects the length size (FD) of the media. 1. The Size Detection Board turns as the T railing Edge Guide Plate is moved.
Main Unit Theor y of Operation Media Feed Section (magicolor 5440 DL/5450) 2-73 II Composition/Operation 13. Media F eed Section (magicolor 5440 DL/5450) NO TE • Be sure to note that the feed tray located immediately under the printer is named differently depending upon the p rinter model.
Media F eed Section (magicolor 5440 DL/5450) Main Unit Theor y of Operation 2-74 II Composition/Operation 13.2 Drive 13.3 Operat ion 13.3.1 Paper Lift Plate mechanism • The P aper Lift Plate is pressed down into the lock ed position (i n which the paper is loaded in position).
Main Unit Theor y of Operation Media Feed Section (magicolor 5440 DL/5450) 2-75 II Composition/Operation 13.3.2 Paper separation mechanism • Drive from the Intermediate T ranspor t Moto r (M3) is transmitted through the T ray 1 P aper F eed Clutch (CL1) to tur n the Feed Roller .
Media F eed Section (magicolor 5440 DL/5450) Main Unit Theor y of Operation 2-76 II Composition/Operation 13.3.4 Paper supply le vel d etection control • There is a window in the front cov er of the cassette for indicating the paper supply le vel. • When the P aper Lift Plate goes up, a red le ver appears in the window .
Main Unit Theor y of Operation Media Feed Section (magicolor 5440 DL/5450) 2-77 II Composition/Operation 13.3.6 Edge Guide Plate • Set the appropri ate Edge Guide Plate which corresponds to the width of the med ia to be loaded (A4 or 81/2). • No mechanism is provided f o r detecting the media size.
Media F eed Section (magicolor 5440 DL/5450) Main Unit Theor y of Operation 2-78 II Composition/Operation 13.3.8 T ray detection control • Detects the T ra y presence with the P aper size s witch (S5).
Main Unit Theor y of Operation Manual F eed Section (magicolor 5440 DL/5450) 2-79 II Composition/Operation 14. Manual F eed Section (magicolor 5440 DL/5450) NO TE • Be sure to note that the feed tray located on the right side of the p rinter is na med differently depending upon the p rinter model.
Manual F eed Section (magicolor 5440 DL/5450) Main Unit Theory of Operation 2-80 II Composition/Operation 14.2 Drive [4] Manual F eed T ra y Separation Roll er • Separates media in Manual F eed T ra.
Main Unit Theor y of Operation Manual F eed Section (magicolor 5440 DL/5450) 2-81 II Composition/Operation 14.3 Operat ion 14.3.1 Paper Lift Plate mechanism • The P aper Lift Plate will be locked under the P aper Lift Plate Lock Lev er by pressing it down (in which the media is loaded in posit ion).
Manual F eed Section (magicolor 5440 DL/5450) Main Unit Theory of Operation 2-82 II Composition/Operation 14.3.2 Media separation mechanism • Drive from the Intermediate T ranspor t Moto r (M3) is transmitted through the Manual Feed T ra y P aper F eed Clutch (CL3) to tur n the Feed Roller .
Main Unit Theor y of Operation Manual F eed Section (magicolor 5440 DL/5450) 2-83 II Composition/Operation 14.3.4 Media empty condition d etection control • A media empty condition is detected w hen the Empty Sensor Actuator unblocks the Manual F eed T ray P aper Empty Sensor (PC3).
Manual F eed Section (magicolor 5440 DL/5450) Main Unit Theory of Operation 2-84 II Composition/Operation 14.3.6 Media misfeed detection control • If the Synchronizing Roller Sensor (PC4) is not a ctivat ed within a predetermined per iod of time after a media feed sequence has been star ted, the machine deter mines that there is a media misfeed.
Main Unit Theor y of Operation Conve yance Section 2-85 II Composition/Operation 15. Conv ey ance Section 15.1 Composition K ey Name Function/system [1] P aper Loop Sensor (PC6) • Detects the length.
Conv ey ance Section Main Unit Theor y of Operation 2-86 II Composition/Operation 15.2 Drive [6] Synchronizing Roller Sensor (PC4) • Detects t he leading edge of the media f ed from the F eed Roller.
Main Unit Theor y of Operation Conve yance Section 2-87 II Composition/Operation 15.3 Operat ion 15.3.1 Con vey an ce speed control • The Inter mediate T ranspor t Motor (M3) provides drive f or the conv ey ance section.
Conv ey ance Section Main Unit Theor y of Operation 2-88 II Composition/Operation 15.3.3 Control of loop formed before Synchr onizing Roller • Media conv ey ance is stopped a fter the lapse of a predeter mined period of time after the leading edge of the media fed from the F eed Roller has reached the Synchronizing Roller .
Main Unit Theor y of Operation Conve yance Section 2-89 II Composition/Operation B. Synchronizing Roller Clutch (CL2) cont rol • In synchronization with the leading edge of t he image [the Sub Scan .
Conv ey ance Section Main Unit Theor y of Operation 2-90 II Composition/Operation 15.3.5 Control of loop formed bef ore fusing section • The difference betw een the fusing speed and media co nv eyance speed is corrected to prev ent double transf erred images and brush effects from occurring.
Main Unit Theor y of Operation Conve yance Section 2-91 II Composition/Operation 15.3.6 Media neutralization • The Charge Neutralizing Cloth neutralizes an y ch arge left in the media after the 2nd transf er process. • The charge residue is grounded through the Ch arge Neutralizing Cloth to the machine frame.
Conv ey ance Section Main Unit Theor y of Operation 2-92 II Composition/Operation 15.3.8 Media size error detection control • T o prevent incorrect printed pages, the size of the media being con veyed is detected using the Synchronizing Rolle r Sensor (PC4) and Lower F eeder P aper F eed Sensor (PC3 PF: option).
Main Unit Theor y of Operation Conve yance Section 2-93 II Composition/Operation • The size error displa y can be reset when the P ower Switch is turned OFF and ON, or by a reset command (media size error reset).
Conv ey ance Section Main Unit Theor y of Operation 2-94 II Composition/Operation • The “MEDIA JAM (magicolor 5430 DL/5440 DL)” or “P APER JAM (magicolor 5450)” dis- play is reset when all doors are closed afte r any of the doors has been open.
Main Unit Theor y of Operation Conve yance Section 2-95 II Composition/Operation 15.3.11 Control of detection of media left in machine upo n stoppage of med ia con vey an ce • When media conv eyance is stopped due to a media misfeed, a malfunction, an opened door , or a unit closure failure, the mach ine checks f or media left inside it.
Fusing Section Main Unit Theory of Operation 2-96 II Composition/Operation 16. Fusing Section 16.1 Composition K ey Name Function/system [1] Exit Sensor (PC8) • Detects the media conv eyed from the .
Main Unit Theor y of Operation Fusing Section 2-97 II Composition/Operation [7] Fusing Pressure Roller • Applies pressure to the toner to fuse it i nto the media • T oner is fused by the Fusing Pr.
Fusing Section Main Unit Theory of Operation 2-98 II Composition/Operation 16.2 Drive [1] Fusing Pressure Roller [4] Fusing Motor (M4) [2] Fusing Belt [5] Pape r Exit Roller [3] Heating Roller 4138to2068c0 4138to2074c0 [1] [3] [2] [5] [4] [4] 4138to2105c0 [4] [1] [2] [3] [5] 5430DL_5440DL_5450_T O_PDF.
Main Unit Theor y of Operation Fusing Section 2-99 II Composition/Operation 16.3 Operat ion 16.3.1 Fusing Pressure Roller pressure selectio n mechanism • The pressure applied by the Fusing Pressure Roller is selected appropriately to prevent media wrinkles dur ing printing of envelopes.
Fusing Section Main Unit Theory of Operation 2-100 II Composition/Operation • The fusing speed is not changed dur ing a single job. • When the last piece of media for that par ticu lar job moves past the P aper Exit Roller , the Fusing Motor speed is switched to the 1/3 speed.
Main Unit Theor y of Operation Fusing Section 2-101 II Composition/Operation • Operation timing 1. The Fusing Motor (M4) is tur ned at lo w speed when the leading edge of the media reaches a point before the roller pressure point.
Fusing Section Main Unit Theory of Operation 2-102 II Composition/Operation E. Media width detect ion cont rol • The P aper Size Sensor (PC23) detects the width of the media being conv eyed.
Main Unit Theor y of Operation Fusing Section 2-103 II Composition/Operation F . Detection of media full in the exit tray (ma gicolor 5450 only) • The P aper Full Sensor (PC20) detects the load capacity of output media in the Exit T ray .
Fusing Section Main Unit Theory of Operation 2-104 II Composition/Operation G. Print start wait co ntrol • T o ensure good fusing performance for the first print, the print star t timing is retarded. • The control also prev en ts the media from stic king during pr inting on OH P film in the color mode.
Main Unit Theor y of Operation Fusing Section 2-105 II Composition/Operation 16.3.4 Fusing temperature c ontrol management • The appropriate type of temperature control is provided according to the machine status. A. Cond itions enabling shift to warm-up con trol • The P ower Switch is tur ned ON.
Fusing Section Main Unit Theory of Operation 2-106 II Composition/Operation 16.3.5 W arm-up control • Control is provided until the Heating Roller reaches the predeter mined lev el. • The P ower Sav e mo de is not accepted during a war m-up cycle.
Main Unit Theor y of Operation Fusing Section 2-107 II Composition/Operation E. Ordinary star t control 1. The “single reference temperature adjustment” is started w ith the target temperature of the Heating Roller Heater Lamp set at 170°C + correction value.
Fusing Section Main Unit Theory of Operation 2-108 II Composition/Operation 16.3.6 P ost-warm-up control • After the warm-up cycle has been completed, the Fusing Pressure Roller and Fusing Belt are turn ed to achiev e a uniform temperature.
Main Unit Theor y of Operation Fusing Section 2-109 II Composition/Operation 16.3.8 Print control • T o e nsure a good fixing lev el and light transmission performance of the OHP film, the fusing speed, Fusing Pressure Roller tem perature, and Fusing Belt temperature are controlled.
Fusing Section Main Unit Theory of Operation 2-110 II Composition/Operation 16.3.9 P o st-print control • T o prevent the fusing temperature from rising after the print cycle has been r un, a step- wise control is provided using an intermedi ate temperature between the print tempera- ture and the wait temperature.
Main Unit Theor y of Operation Fusing Section 2-111 II Composition/Operation 16.3.11 Heater control A. Single reference temperature adjustment • The heater is tur ned ON or OFF using a target temperature value.
Fusing Section Main Unit Theory of Operation 2-112 II Composition/Operation 16.4 Malfunction detection 16.4.1 Fusing Unit malfunctio ns • T he follo wing table lists the se v en types of ma lfunctions as they relate to the Fusing Unit.
Main Unit Theor y of Operation Fusing Section 2-113 II Composition/Operation 16.4.3 W arm-up failure detection control • The temperatures of the Heating Roller and Fu sing Pressure Roller are monitored using the Heating Roller Thermistor (TH1) and Fusi ng Pressure Roller Ther mistor (TH2) dur ing a warm-up cycle.
Fusing Section Main Unit Theory of Operation 2-114 II Composition/Operation 16.4.5 Abnormally high temperature detection control • The temperatures of the Heating Roller an d Fusing Pressure Roller are monitore d using the Heating Roller Ther mistor (TH1) and Fusing Pressu re Roller Ther mistor (TH2) while the machine remains active .
Main Unit Theor y of Operation Fusing Section 2-115 II Composition/Operation 16.4.7 Open-circuited Fusing Pressure Roller Thermistor (incorrect ins tallation) detectio n contr ol • The temperature d.
Fusing Section Main Unit Theory of Operation 2-116 II Composition/Operation 16.4.9 Protection against abnormally high temperature • The machine provides protection at three different stages to pre vent abnor mally high temperature of the Fusing Unit.
Main Unit Theor y of Operation Fusing Section 2-117 II Composition/Operation C. 3rd stage: Therm ostat protection • If neither the soft protection nor hard pr otection can dete ct an abnor mally hig.
Image Stabilization Control Main Unit Theory of Operation 2-118 II Composition/Operation 17. Image Stabilization Control • T o ensure that a stabilized output image is produced at all times, a compr.
Main Unit Theor y of Operation Image Stabilization Control 2-119 II Composition/Operation 17.1.2 Simplified correction control • If the simplified correction control is not effectiv e in making a good correction, the com- plete correction control is ex ecuted.
Image Stabilization Control Main Unit Theory of Operation 2-120 II Composition/Operation 17.1.3 Image stabilization control execution request • A request for e xecution of the complete corre ction control or simplified correction control is made at the following timing.
Main Unit Theor y of Operation Image Stabilization Control 2-121 II Composition/Operation 17.1.5 Combination and execution sequence of different sub-co ntrols Control name Simplified control Individua.
Image Stabilization Control Main Unit Theory of Operation 2-122 II Composition/Operation 17.2 Operation flo w of image stabilization contr ol upon replace- ment of unit When a new Tr ansfer Unit or a .
Main Unit Theor y of Operation Miscellaneous 2-123 II Composition/Operation 18. Miscellaneous 18.1 Fan cont rol 18.1.1 Composition K ey Name Function/system [1] Fusing Cooling F an Motor (M11) • Dis.
Miscellaneous Main Unit Theory of Operation 2-124 II Composition/Operation 18.1.2 Control A. L V Cooling Fan Motor (M10) control <Full speed rotation conditions> • For the period of time that begins when th e warm-up cycle is star ted and en ds when a predetermin ed period of time elapses a fter the war m-up cycle has been completed.
SER VICE MANU AL 2005.04 Ver. 2.0 THEOR Y OF OPERA TION Lower Feeder Unit Lower Feeder Unit 5430DL_5440DL_5450_TO_PD F.book 1 ページ ２００５年４月１２ 日 火曜日 午後４時４９.
5430DL_5440DL_5450_TO_PD F.book 2 ページ ２００５年４月１２ 日 火曜日 午後４時４９分.
Lower F eeder Unit Theor y of Operation i I Outline II Comp osition/ Operati on CONTENTS I Outline 1. Product specifications .......................................................................................... 1-1 1.1 T ype ......... ...........
Lower F eeder Unit Th eory of Operation ii I Outline II Comp osition/ Operati on 5430DL_5440DL_5450_T O_PDF.book ii ペ ージ ２００ ５年４月１２日 火曜日 午後 ４時４９分.
Lower F eeder Unit Theor y of O peration Product specifications 1-1 I Outline I Outline 1. Product specifications 1.1 T ype 1.2 P aper type 1.3 Machine specifi cations 1.4 Operating e n vironment Note • These specifications are subject to chang e without notice .
Product specifications Lower F eed er Unit Theor y of Operation 1-2 I Outline 5430DL_5440DL_5450_TO_PD F.book 2 ページ ２００５年４月１２ 日 火曜日 午後４時４９分.
Lower F eeder Unit Theor y of Operation Over all composition 2-1 II Composition/Operation II Composition/Operation 1. Ov erall composition 4537to2501c0 [1] [2] [3] [4] 4537to2502c2 [7] [8] [9] [10] [1 1] 4537to2519jo [12] [14] [15] [16] [17] [13] 5430DL_5440DL_5450_TO_PD F.
Over all composition Lo wer F eed er Unit Theor y of Operation 2-2 II Composition/Operation K ey Name Function/syst em [1] Pap er Lift Plate • Surface on which the paper stac k is placed • Maximum paper capacity Plain paper: 500 sheet s [2] Lower F eeder Unit Right Door • Open to clear a sheet of misfed paper fr om the Lower Feeder Unit.
Lower F eeder Unit Theor y of Operation Drive 2-3 II Composition/Operation 2. Drive 3. Operations 3.1 P aper fe ed contr ol 3.1.1 Paper Lift Plate mechanism • The P aper Lift Plate is pressed down into the lock ed position (in which the paper is loaded in position).
Operations Lower F eeder Unit Theor y of Operation 2-4 II Composition/Operation 3.1.2 Feed Roller/V ertical Conve y ance Roller control • The Feed Roller and V er tical Conv ey ance Roller are rotated, which feeds paper from the Lower F eeder Unit and conve ys it fur ther into the inside of the machine.
Lower F eeder Unit Theor y of Operation Operations 2-5 II Composition/Operation 3.1.3 Paper separation mechanism • A Separation Roller provided with a torque li miter is used to pre vent doub le f eeding of paper . 3.1.4 Paper detection mechanism • The Lower F eeder P aper Feed Sensor (PC3 PF) detects the paper fed in b y the Feed Roller .
Operations Lower F eeder Unit Theor y of Operation 2-6 II Composition/Operation 3.1.5 Paper supply le vel d etection control • There is a window in the front cov er of the cassette for indicating the paper supply le vel. • When the P aper Lift Plate goes up, a red le ver appears in the window .
Lower F eeder Unit Theor y of Operation Operations 2-7 II Composition/Operation 3.1.7 Edge Guide Plate • The Edge Guide Plate can be slid to the exact size in the width direction of the paper to be loaded (A4, B5, 8/12).
Operations Lower F eeder Unit Theor y of Operation 2-8 II Composition/Operation 3.1.9 Paper size detection control • The Lower F eeder P aper Size Switch (S1 PF) detects the length size (FD) of the paper. 1. The Size Detection Board turns as the T railing Edge Guide Plate is moved.
Lower F eeder Unit Theor y of Operation Operations 2-9 II Composition/Operation 3.1.10 Paper ref erence position adjustment mechanism • The Edge Guide Plate can be moved to allo w the print star t ref erence position f or the paper to be adjusted. 1.
Operations Lower F eeder Unit Theor y of Operation 2-10 II Composition/Operation 5430DL_5440DL_5450_T O_PDF.book 10 ペ ージ ２００ ５年４月１２日 火曜日 午後 ４時４９分.
SER VICE MANU AL 2005.04 Ver. 2.0 THEOR Y OF OPERA TION Duplex Option Duplex Option 5430DL_5440DL_5450_TO_PD F.book 1 ページ ２００５年４月１２ 日 火曜日 午後４時４９分.
5430DL_5440DL_5450_TO_PD F.book 2 ページ ２００５年４月１２ 日 火曜日 午後４時４９分.
Duplex Option Theory of Operation i I Outline II Comp osition/ Operati on CONTENTS I Outline 1. Product specifications .......................................................................................... 1-1 1.1 T ype ......... .................
Duplex Option Theor y of Operation ii I Outline II Comp osition/ Operati on 5430DL_5440DL_5450_T O_PDF.book ii ペ ージ ２００ ５年４月１２日 火曜日 午後 ４時４９分.
Duplex Option Theory of Oper ation Product specifications 1-1 I Outline I Outline 1. Product specifications 1.1 T ype 1.2 P aper type 1.3 Machine specifi cations 1.4 Operating e n vironment Note • These specifications are subject to chang e without notice .
Product specifications Duple x Option Theor y of Operation 1-2 I Outline 5430DL_5440DL_5450_TO_PD F.book 2 ページ ２００５年４月１２ 日 火曜日 午後４時４９分.
Duplex Option Theory of Operation Over all composition 2-1 II Composition/Operation II Composition/Operation 1. Ov erall composition [1] Duplex Option Door 4538to2520c0 [1] 5430DL_5440DL_5450_TO_PD F.
Center Cross Section Duplex Option Theory of Operation 2-2 II Composition/Operation 2. Center Cross Section [1] Duplex Option Conv eyance Roll 1 [3] Du plex Option Conv eyance Roller 2 [2] Duplex Option Conv eyance Roller 1 [4] Duple x Option Conv eyance Roll 2 [1] [2] [3] [4] 5430DL_5440DL_5450_TO_PD F.
Duplex Option Theory of Operation Drive System 2-3 II Composition/Operation 3. Drive System Duple x Option co nv eyance drive mechanism Rev ersing drive mechanism 5430DL_5440DL_5450_TO_PD F.
Mechanical Operations Duplex Option Theory of Operation 2-4 II Composition/Operation 4. Mechanical Operations 4.1 Rever sing mec hanism 4.1.1 Reversing operation • The 1-sided printed page is subjected to a rev ersing operation perf ormed by the Exit Roller in the machine and conv ey ed into the Duplex Option.
Duplex Option Theory of Operation Mechanical Operations 2-5 II Composition/Operation 4.2 Con vey ance and duplex pap er feed mecha nism 4.2.1 Con vey ance and duplex paper feed operation • The Duplex Con vey ance Motor provides the drive f or the Duplex Option.
Mechanical Operations Duplex Option Theory of Operation 2-6 II Composition/Operation 4.3 2-sided printing method • The follo wing two types of 2-sided printing methods are availab le.
Duplex Option Theory of Operation Mechanical Operations 2-7 II Composition/Operation • Steps 2 through 5 are repeated until all pa ges of the job are pr inted. Operation 4 • The image of the first page of the pr int job is printed on the 1-sided pr inted page fed out of the Duplex Option.
Mechanical Operations Duplex Option Theory of Operation 2-8 II Composition/Operation 4.3.2 Process of 2-sided printing with two sheets of paper resident in the system 2 4538to2502c1 Operation 1 • The first sheet of paper is fed in and the image of the second page of the pr int job is printed.
Duplex Option Theory of Operation Mechanical Operations 2-9 II Composition/Operation Operation 4 • Immediately before the second sheet of paper exits the f eed rolle r , the rotating direction of the feed roller changes and the second sheet of paper is transpor ted into the Duplex Option.
SER VICE MANU AL 2005.04 2005.04 Ver. 3.0 Ver. 3.0 2005.04 V er .3.0 2005.04 V er .3.0 © 2005 KONICA MINOLTA BUSINESS TECHNOLOGIES, INC. © 2005 KONICA MINOLTA BUSINESS TECHNOLOGIES, INC. Printed in Japan Printed in Japan 4138-7990-31 4138-7990-31 Use of this manual should be strictly supervised to avoid disclosure of confidential information.
An important point after buying a device Konica Minolta 5430 DL 5440 DL 5450 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Konica Minolta 5430 DL 5440 DL 5450 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Konica Minolta 5430 DL 5440 DL 5450 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Konica Minolta 5430 DL 5440 DL 5450 you will learn all the available features of the product, as well as information on its operation. The information that you get Konica Minolta 5430 DL 5440 DL 5450 will certainly help you make a decision on the purchase.
If you already are a holder of Konica Minolta 5430 DL 5440 DL 5450, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Konica Minolta 5430 DL 5440 DL 5450.
However, one of the most important roles played by the user manual is to help in solving problems with Konica Minolta 5430 DL 5440 DL 5450. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Konica Minolta 5430 DL 5440 DL 5450 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
