Instruction/ maintenance manual of the product C830 Oki
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> 2 Copyright Information Copyright © 2008 by Oki Data. All Rights Reserved Document Infor mation _________ ___________ __________ __________ ________ ____ C810/C830 User’s Guide P/N 59311001, Revision 1.
Emergency first aid > 3 E MERGENCY FIRST AID Take care with toner powder: If swallowed, give small amounts of cold water and seek medical attention. DO NOT attempt to induce vomiting. If inhaled, move the person to an open area f or fresh air . Seek medical atten tion.
Contents > 4 C ONTENTS Emergency first aid. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Manufacturer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Contents > 5 Overlays and Macros (C830 - Window s only). . . . . . . . . . . . . . . . . . . . . . . . . . . 58 What are overlays and macros? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 Creating PostScript ove rlays .
Notes, cautions and warnings > 6 N OTES , CAUTIONS AND WARNINGS For the protection of your product, and in or der to ensure that you benef it from its full functionality, this model has b een designed to operate only with genuine original toner cartridges.
Introduction > 7 I NTRODUCTION Congratulations on buying this Oki Printing Solutions color print er. Your new prin ter is designed with advanced features to give you clear, vibrant color prints and crisp black and white pages at high speed on a range of pri nt media for the offi ce.
Introduction > 8 P RINTER OVERVIEW F RONT VIEW The LCD display language can be chan ged to show different languag es. ( See “Changing the display language” on page 9. ) 1. Output stacker (face down). Standard printed copy delivery point. Holds up to 250 shee ts at 80g/m².
Introduction > 9 R EAR VIEW This view shows the c onnection panel, the rear output stac ker and the location of the optional duplex (two-sided printing) unit. * The Network Interface may have a protective “plug” which must be removed be fore connection can be made.
Paper recommendations > 10 P APER RECOMMENDATIONS Your printer wi ll handle a variety of print media, incl uding a range of p aper weights and sizes, transparencies and envelopes. This se ction provides general advice on choice of media, and explains how to use each type.
Paper recommendations > 11 If fitted, tray 2/3 may be removed and repl enis hed while the machine is being fed f rom tray 1. Tray 1 cannot be removed while the machin e is being fed from tray 2/3, because parts of tray 1 are used to guide paper fed from tray 2.
Loading paper > 12 L OADING PAPER C ASSETTE TRAYS 1. Re move the paper tra y from the printer . 2. F an the paper to be loaded at the edges (1) and in the middle (2) to ensure that all sheets are properly separated, then tap th e edges of the stack on a flat surface to make it flush again (3).
Loading paper > 13 5. If you hav e two tra ys and you are printing from the 1s t (upper) tra y , you can pull out the 2nd (lower) tr ay during printing to re load it. However , if printing from the 2nd (lower) tray , do not pull out t he 1st (u pper) tray .
Loading paper > 14 To prevent paper jams: > Do not leav e space between the pape r and the guides and rear stopper . > Do not overfill the paper tr ay . Capacity depends on the type of paper st ock. > Do not load damaged paper . > Do not load paper of different siz es or types at the same time.
Loading paper > 15 M ULTI PURPOSE TRAY 1. Open the multi purpose tr ay (1). 2. Fold out the paper supports (2). 3. Press gently down on the paper platform (3) to ensure it is latche d down. 4. Load the paper and adjust the paper guides (4) to the siz e of paper being used .
Security (C830) > 16 S ECURITY (C830) S ECURE PRINTING Secure printing allows you to print conf iden tial documents on mach ines that are shared with other users in a network environment. The document does not print until a PIN (P ersonal Identification Number) is entered through the Printer Co ntrol Panel.
Security (C830) > 17 8. Y our PIN must be uni que on thi s machine. Each user sh ould be allocated a PIN by the system administrato r . 9. Click [OK] to accept y our changes. 10. Click [OK] to close the Printer Properties window . 11. Print your document.
Security (C830) > 18 S TORE TO HARD DISK Note: The Hard Disk Drive option is available for the C830 model. This feature allows print jobs to be created on the PC and s tored on the machine’s hard disk for printi ng on dem and. This is good for forms, generic memos, letterhead , stationery, etc.
Security (C830) > 19 D ELETING A STORED DOCUMENT Follow the procedure as described in “Deleting a secure print document ” on page 17 for deleting a secure print document. Like secure print documents, any other docume nts s tored on the machine’s hard disk can also be deleted remotely from the PC using the Storage Device Manager uti lity.
Security (C830) > 20 2. The Encrypted Secure Print window opens. 3. In the Encryp ted Secur e Print window, enter a [Password] for this prin t job: The password must be between 4 and 12 al pha-numeric characters. Numbers 1 to 9 and letters a to z are all valid.
Menu functions - C810 > 21 M ENU FUNCTIONS - C810 This section lists the menus accessed via the co ntrols on the printer’s operator panel and displayed in the LCD window.
Menu functions - C810 > 22 2. Use the up or down Menu buttons to move up and down through the items in the menu. When the item you want to change is displaye d, press Enter to edit that item. An asterisk (*) appears next to the setting currently in effect.
Menu functions - C810 > 23 M ENUS I NFORMATION MENU This menu provides a quick method of list ing various items stored within the printer. S HUTDOWN M ENU P RINT MENU This menu provides adjustment of various print job related functions. ITEM ACTION EXPLANATION PRINT MENU MAP EXECUTE Prints complete menu listing with current settings shown.
Menu functions - C810 > 24 M EDIA MENU This menu provides adjustment to suit a wide range of print media. MONO-PRINT SPEED AUTO SPEED MONO 32PPM COLOR SPEED MIXED SPEED If the first page of a print job is black and white, the printer runs at 32ppm (pag es per minute).
Menu functions - C810 > 25 TRA Y3 MEDIA TYPE PLAIN LETTERHEAD TRANSPARENCY BOND RECYCLED CARD STOK GLOSSY ROUGH Selects the type of media loaded in this tray (if installed). (se e notes above for tray 1). TRA Y3 MEDIAWEIGHT LIGHT MEDIUM LIGHT MEDIUM HEAVY Adjusts the printer for the weight of paper stock loaded in this tra y (if installed).
Menu functions - C810 > 26 COLOR MENU The printer automatically adjusts color balance and densi ty at appropriate intervals, optimising the printed output for bright white paper viewed in natural daylight conditions. The items on this me nu provid e a means of changing the default settings for special or particularly difficul t print jobs.
Menu functions - C810 > 27 USB M ENU This menu controls the operation of t he printer’s USB data interface. N ETWORK MENU This menu controls the operat ion of the pr inter’s 10Base-T/100Base- TX network i nterface. ITEM SETTINGS EXPLANATION SOFT RESE T ENABLE / DISABLE Enables or disables th e SOFT RESET command.
Menu functions - C810 > 28 M AINTENANCE MENU This menu p rovides acce ss to va rious printer m aintenan ce func tions. U SAGE MENU This menu is for information onl y, and provides an indication of tota l us age of th e printe r and the expected life lef t in its consumable it em s.
Menu functions - C810 > 29 A DMINISTRATOR (B OOT ) M ENU This menu is only ac cessible to System Admini strators. In order to gain access to this menu, follow the instructions in.
Menu functions - C810 > 30 PRINT MENU ENABLE / DISABLE Enables/disables the prin t menu. If DISABLE is selected, this me nu will not appear . MEDIA MENU ENABLE / DISABLE Enables/disables the media menu. If DISABLE is selected, this me nu will not appear .
Menu functions - C810 > 31 P RINT S TATIS TICS M ENU This menu is only ac cessible to System Admini strators. In order to gain access to this menu, follow the instructions in “How to change the settings - Administrator” on page 22 but hold down the MENU UP button instead of the Enter button.
Menu functions - C810 > 32 New Pas s w or d xxxx Sets a new password to enter Print Statistics menu. V erify Pas s w or d xxxx Re-enter new password set to enter Print Statistics set in New Password for confirmati on.
Menu functions - C830 > 33 M ENU FUNCTIONS - C830 This section lists the menus accessed via the co ntrols on the printer’s operator panel and displayed in the LCD window. O PERATOR P ANEL : 1. R EADY LED ON: Ready to receive data. BLINKING: Processing data.
Menu functions - C830 > 34 H OW TO CHANGE THE SETTINGS - U SER I t s h o u l d b e n o t e d t h a t m a n y o f t h e s e s e t t i n gs can be, and often are, overridden by settings in the Windows printer drivers.
Menu functions - C830 > 35 10. Using the MENU up button or MENU down button, identify the par ameter as required. 11. Press the Enter button to enter an asterisk (*) on th e right side of the setting selected. 12. Press the On Line button to switch to online.
Menu functions - C830 > 36 P RINT INFORMATION MENU This menu provides a quick method of list ing various items stored within the printer. ITEM ACTION EXPLANATION Configuration Execute Select execute to print out a configuration report. Network Execute Scroll down to this pa rame ter and select ex ecute to print out Network information.
Menu functions - C830 > 37 P RINT SECURE J OB NOTE: Only present if an optional Hard disk Drive (HDD) is fitted. ITEM ACTION EXPLANATION Encrypted Job N ot Found Print Delete Used for printing an encrypted authentication print job (Encrypted Job) stored in HDD.
Menu functions - C830 > 38 M ENUS ITEM ACTION EXPLANATION T ray Conf iguration P aper feed Tray 1 /MPT Select tr ay (default condi tion indicated by *) Select by scroll and Enter button. Note: Optional additional trays shown if fitted. Auto T ray Swi tch On /Off Switches Aut o ON/OFF (default condition indicated by *).
Menu functions - C830 > 39 T ray Conf iguration (cont.) MPT T ray Configuration Paper siz e: A3/A4 SEF/ A4 LEF A5/A6/B4/B 5 SEF/ B5 LEF/Legal14/ Legal 13.
Menu functions - C830 > 40 System Adjust Power Sav e Time Default: 15 Select from 5/10/15/30/60/240 Minutes (default condition indicated by * ). Select by scroll and Ent er button. Clearable W arning Default: ONLINE Select from: ONLINE/Job (default condit ion indicated by *).
Menu functions - C830 > 41 S HUTDOWN MENU This menu only appears if the hard disk drive is i nstalled. This item should always be selected before swit ching the printer off, to ensure that no hard disk data is l ost. If using the Operator panel button i n stead, keep pressed for approxi mately 5 seconds System Adjust (cont.
Menu functions - C830 > 42 A DMIN S ETUP ITEM SETTINGS EXPLANATION Enter Pas s w or d xxxxxxxxxxxx Enter a password to gain entry to the Admin Setup menu. Password should be from 6 to 12 digits of alpha/numeric characters (or mix) The default value is "aaaaaa" Network Setup TCP/ IP Enable Disable Sets TCP/IP Pro tocol.
Menu functions - C830 > 43 Network Setup (cont.) SNMP Enable Disable Sets Enable/Disable of SNMP . Enable: SNMP is available. Disable: SNMP i s not available.
Menu functions - C830 > 44 Print Setup (cont.) Mono-Print Speed Auto Mono 32ppm Color Speed Mixed Speed Sets the monochro me print sp eed. Prints at th e most appropriate speed for page process if Auto is set. Prints always at the color print speed if Color is set.
Menu functions - C830 > 45 PCL Setup F ont Source Resident Specifies the location of PCL default font. Fon t Number I0 ~ I90 Sets the PCL font number . Th e val id ra n ge o f t h is va r ia b le changes depen ding on the FONT SOURCE se tting at the ti me.
Menu functions - C830 > 46 PCL Setup (cont.) Tr u e Black On/ Off Sets whether to us e Composite Black (cmyk mixed) or Pure Black (K only) for the black (100%) in image data.
Menu functions - C830 > 47 IBM PPR Setup Char acter Pitch 10 CPI 12 CPI 17 CPI 20 CPI Proportional Specifies character pitc h in IBM PP R emulation. Fon t Condens e 12CPI to 20CPI 12CPI to 12CPI Specifies 12CPI pitch for Condense Mode. Char acter Set SET-2 SET -1 Sets a character set.
Menu functions - C830 > 48 EPSON FX Setup Char acter Pitch 10 CPI /12 CPI/ 17 CPI 20 CPI/ Proportional Specifies character pitch in Epson FX emulation. Char acter Set SET-2 SET -1 Sets a character set. Symbol S et IBM 437 Sets the S ymbol Set for Epson FX Emulation.
Menu functions - C830 > 49 Color Setup Ink Simulatio n Off SWOP Euroscale Japan The machine has its own proces s simulation engine whic h simulates standa rd co lors in the printer . This functi on is available on ly with PS language jobs. UCR Low Medium High Selects limitat ion to the toner layer thickn ess.
Menu functions - C830 > 50 HDD Setup This item is displayed only if a H DD (option) is inst alled. Initiali ze Execute Initial izes the HD D to the f actory def ault sett ing. Machin e performs partit ion-divisi on, and initia lizes each parti tion.
Menu functions - C830 > 51 HDD Setup (cont.) Res iz e Partit ion PCL nn%/ Common mm%/ PSll%/<Apply> Specifies the size of partition. Specif ies a size by r atio to the whole HD D in % (1% un it).
Menu functions - C830 > 52 C ALIBRATION Change Pas s w or d New Pas sw or d xxxxxxxxxxxxxx Sets a new password to enter Admin Setup menu From 6 to 12 alpha/numeri c digits can be entered. V e rify password xxxxxxxxxxxxxx F orces the User to input the new password to enter Admin Setup.
Menu functions - C830 > 53 A DMINISTRATOR (B OOT ) M ENU This menu is only accessible to System Administrators. In order to gain access to this menu, follow the instructions in “How to change the settings - Administrator” on page 34 This menu is in ENGLISH only (default settings in bold type).
Menu functions - C830 > 54 Security Se tup Only available when a Hard Disk (option) is fitted. Storage System Only available when a Hard Disk (option) is fitted. ITEM SETTINGS EXPLANATION Job Limitation s Off Encrypted Job Job limitation mode control.
Menu functions - C830 > 55 Erase HDD Execute Deletion of all da ta stored in the hard disk. DoD 5220.22-M sanitizing formula is used for clearing the desk. The machin e will restart after cha nging setup. The following me ssage appears after pressing the Enter switch.
Menu functions - C830 > 56 Storage S etup Power Setup Language Setup P RINT S TATIS TICS M ENU This menu is only ac cessible to System Admini strators. In order to gain access to this menu, follow the instructions in “How to change the settings - Administrator” on pag e 34 , but hold down the Menu button instead of the Enter button.
Menu functions - C830 > 57 Supplies Report Enable /Disable Enebles/dis ables the Supplies R eport. Enable must be se lected in Fu nctions/Prin t Statistics/ Usage R eport. Reset Main Counter Execute Resets the main count er to zero. When execu ting this men u, resets the main counter to zero and exits from th e menu.
Overlays and Macros (Windows) > 58 O VERLAYS AND M ACROS (W INDOWS ) W HAT ARE OVERLAYS AND MACROS ? If you would like to print on special statione ry, such as forms and letterhead, but do not want to use pre-printed s t ationery, you ca n create your own using these advanced features.
Overlays and Macros (Windows) > 59 C REATE AND DOWNLOAD THE PROJECT 1. From the Windows Start men u, star t Storage Device Manag er (SDM) and allow SDM to discover the printer . 2. Choose Printers → New Project . 3. Choose Printers → Add File to Project .
Overlays and Macros (Windows) > 60 4. In the Define Overlays window, enter a suitable name (2) for this overl ay and choose which page(s) (3) of your documents will use this overla y . 5. Enter the name of the overl ay file (4) exactly as it appe ared in the Storage Device Manager project window .
Overlays and Macros (Windows) > 61 2. Use the Storage Device Manager ut ility software supplied on CD with your printer to create a “project file, ” import the.PRN file , and download the gener ated filter (.BIN) files to the printer . 3. Use downloaded files to de fine your overlay ready for use with any future document.
Overlays and Macros (Windows) > 62 Note that the names are case sens itive, and will be needed lat er exactly as they appear in this list. 8. Choose Projects → Save Project and enter a meaningful name (e.g. “Letter Stationery”) so that you can recognize it.
Overlays and Macros (Windows) > 63 Your new overlays are now ready and a vailabl e to be used for any future documents y ou wish. P RINTING WITH PCL OVERLAYS Once you have defined yo ur overlays you ar e ready to use them for any documents you wish.
Replacing cons umable items > 64 R EPLAC ING CONSUMABLE ITEMS This section ex plains how to rep lace consumable items when du e. As a guide, the life expect ancy of these items is: > Toner : Sta.
Replacing cons umable items > 65 C810 C ONSUMABL E ORDER DETAILS *Av erage life: 20% pages at continuo us print, 50% pages at 3 pages per job and 30% pages at 1 page per job.
Replacing cons umable items > 66 1. Press the cov er release and open the pri nter’s t op cover fully . 2. Note the positions of the f our toner cartridges (a) and i mage drums (b).
Replacing cons umable items > 67 7. Gently shake the new cart ridge from end to end sever al times to loosen and distribute the toner evenly inside the cartridge. 8. Remo ve the wrapping material and peel off t he adhesive tape from the underside of the cartridge.
Replacing cons umable items > 68 I MAGE DRUM REPLACEMENT The printer contains four image drum s: cyan, magenta, yellow and black. 1. Press the cov er release and open the pri nter’s t op cover fully . 2. Note the positions of the four cartridges (a) and image drums (b).
Replacing cons umable items > 69 4. Put the assembly down g ently onto a piec e of paper t o prevent toner from marking your furniture and to a void damaging the green drum surface. 5. With the colored toner release lever to the ri ght, pul l the lever towards y ou.
Replacing cons umable items > 70 9. Push the colored release lever away from you to lock the toner cartridge onto the new image drum unit and release toner into it. 10. Holding the complete assembly by its top ce ntre, lower it into place in the printer , locating the pegs at each end into their slots in the sides of the printer cavity .
Replacing cons umable items > 71 T RANSFER BELT REPLACEMENT The belt unit is located und er the four image drums. Thi s unit requires replacement approximately every 80,000 pages. Switch off the printer and allow the fuser to cool for about 10 minutes before opening the cover.
Replacing cons umable items > 72 4. Locate the two fasteners (a) at each side of the belt and the lifting bar (b) at the front end. 5. T urn the two fasteners 90° to the left.
Replacing cons umable items > 73 F USER REPLACEMENT The fuser is located inside the printer just behind the four image drum units. Switch off the printer. 1. Press the cov er release and open the pri nter’s t op cover fully . 2. Identify the fuser handle (a) on the top of the fuser unit.
Replacing cons umable items > 74 8. Push the retaining lever (b) towards the rear of the printer to lock the fuser in place. Finally, clos e the top cover and press down firmly at both si des so that the cover latches closed. 9. Switch the printer ON.
Installing upgrades > 75 I NSTALLING UPGRADES This section explains how to instal l optional equipment into your printer. This includes: > duplex (two-sided printing) unit; page 76 : > additional RAM memory (C830 only) page 77 > hard disk drive (C830 only) .
Installing upgrades > 76 D UPLEX UNIT Note: the Duplex Unit is optional on some models. The duplex unit adds the function of two - sided printing, using less paper and making large documents easier to handle. It also enab les booklet printing, which uses even less paper and makes large documents even easier to handle.
Installing upgrades > 77 M EMORY UPGRADE (C830 ONLY ) The basic C830 printer model comes equi pped with 256MB of main memory. This can be upgraded with an additional memory boar d of 256MB or 512MB, giving a maximum total memory capacity of 768MB.
Installing upgrades > 78 7. Notice that the memory board has a small cutout in the edge connector , which is closer to one end than the other . 8. Identify the RAM expansion sl ot in the printe r . 9. If the RAM expansion slot al ready contains a memory upgrade board, that board will have to be removed before y ou can install t he new one.
Installing upgrades > 79 16. When the printer is ready , print a menu map as follows: (a) P ress the Enter button. (b) Press the Menu up button then the Enter button to select t he Print Information menu. (c) Select Configuration with the Enter button.
Installing upgrades > 80 H ARD DISK DRIVE (C830 ONLY ) The optional internal hard disk drive (HDD) enables collating of printed p ages and can be used to store overlays and macros, fonts, an d secure or proof do cuments waiting to be printed. Installation takes a few minutes, and requires a medium size cross - head (philips type) screwdriver.
Installing upgrades > 81 6. Plug the end of the connecting cable (a) into t he disk unit connector (b) in the printer . 7. Tighten th e two thumb screws (c) . 8. Close the top of the side cov er up to the printer and refit the securing screw removed in step 4 .
Installing upgrades > 82 A DDITIO NAL PAPER TRAY ( S ) 1. Switch the printer off and di sconnect the AC power cable. 2. Place addit ional paper tr ay (s) on desi red loca tion. 3. Observing safety rules for li fting and, using locati ng guides (a), place print er on top of the additional paper tra y(s).
Installing upgrades > 83 A DJUSTING PRINTE R DRIVER S Once your new upgrade has been installed, you may need to update the Windows printe r driver so that the additional features are avai lable to your Windows applications.
Installing upgrades > 84 Panther (Mac OS X 10.3) 1. Open the Mac OS X Print & Fax Preferences. 2. Select Pr inting . 3. Select Set Up Print ers... 4. Ensure your machine is selected and select Show Info... 5. Select the menu and choose Installable Options.
Clearing paper jams > 85 C LEARING PAPER JAMS Provided that you follow the recommendations in this guid e on the use of print media, and you keep the media in good condition prior to us e , y o u r p r i n t e r s h o u l d g i v e y e a r s o f r e l i a b l e service.
Clearing paper jams > 86 P APER SENSO R ERROR CODES * (if fitted). 1. If a sheet is well adv anced out of the top of the printer , simply grip it and pull gently to dra w it fully out. If it does not remo ve easily , do not use excessive force. It can be removed from the rear la ter .
Clearing paper jams > 87 3. Note the positions of the four toner cartridges (a) and image drums (b). It is essential that they go back in the same order . It will be necessary to remove the four im age drums (b) to gain access to the paper path. 4.
Clearing paper jams > 88 6. Repeat this remov al procedure for each of t he remaining image drum units. 7. Look into the printer to check whether any sheets of paper are visible o n any part of the belt unit.
Clearing paper jams > 89 (d) To remove a sheet in the fuser; pull the retaining lever (a) towards the front of the printer to release the fuser. Withdr aw the fuser unit using the handle (b). Lift the fuser pressure release levers (c) up and press toward the rear to release the fuser’s grip on the sheet.
Clearing paper jams > 90 Holding the complete assembly by its top ce ntre, lower it into place in t he printer, locating the pegs at each end into their slots in the sides of the printer cavity. 9. Lower the top cover but do not press down to latch it closed y e t.
Clearing paper jams > 91 13. Pull down the MP T ray using the depression s (b). Lift the front cove r release lever and lower the front cover . 14. Check ins ide the cover for s heets in th is area and remove any that you find, then close the cover .
Specifications > 92 S PECIFICATIONS C810 - N34240A C830 - N34241A ITEM SPECIFICATION Dimensions 20 x 22 x 16 inches (485 x 556 x 345mm) ( W x D x H) without Duplex unit W eight 79 lbs.
Specifications > 93 Print accur acy Start: ±2 mm Paper sk ew: ±1 mm/100 mm Image expansion/compression : ±1 mm/100 mm Interfaces Universal S erial Bus (USB) Network Par allel Interface (830 only) USB specification V ersion 2.0 Connection: USB type B Cable: USB specificatio n version2.
Utilities > 9 4 U TILITIES Summary of Utilities Provided Utilities on the CD For more information, click “T ell me more” on the Option al Utiliti es screen. Windows Admin Manage r For quick disco very and setup of the Oki netw ork card in your printer .
Utilities > 9 5 Color Correct Utility Helps adjust how RGB colors are printed: office palette tuni ng, hue/satur ation/ gamma tuning. Storage Device Manager Requires t he hard disk drive, optional on some models. Download PCL macros, P ostscript forms and bar codes to the printe r hard di sk drive for use in print jobs.
An important point after buying a device Oki C830 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Oki C830 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 Oki C830 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Oki C830 you will learn all the available features of the product, as well as information on its operation. The information that you get Oki C830 will certainly help you make a decision on the purchase.
If you already are a holder of Oki C830, 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 Oki C830.
However, one of the most important roles played by the user manual is to help in solving problems with Oki C830. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Oki C830 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
