Instruction/ maintenance manual of the product B243HL Acer
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Acer Acer –LCD-B243HL - 0 - Service Manual LCD Monitor Acer B243HL.
1 1 T able of Content s Important Safety Notice ........................................................................................ 02 01 Product S pecification .....................................................................................
Acer Acer –LCD-B243HL 2 Import ant Safety Notice 1. Safety precautions This monitor is manufactured and tested on a ground pr inciple that a user ’s safety comes first. However , improper used or installation may cause damage to the monitor as well as to the user .
Acer Acer –LCD-B243HL 3 01 Product S pecification 1. General: Acer B243HL is designed with L VDS interface and VG A/DVI-D input, it featured with embedded universal AC power supplies and audio input. It’s a green product and meet s all ROHS standard.
Acer Acer –LCD-B243HL 4 USB cable(option) : 1.8m.(4pin, black cable with white connector) Audio cable(option) : 1.8m.( green cable with white connector) 2.
Acer Acer –LCD-B243HL 5 2.2 Safety , EMC, Ergonomics and Compatibility Requirement s Items Description UL/c CB TUV/G CCC Other Safety ● ● ● ● FCC CE CCC VCCI-B EMC ● ● ● ● TCO TCO03 Ergonomics ● ● Windows Windows 2000 Windows Windows Compatibility ● ● ● ● Energy S tar Power Mana g ement ● 2.
Acer Acer –LCD-B243HL 6 3. Electrical and Optica l Characteristics and Performance 3.1 Main Power Suppl y 3.1.1 Input characteristics Items Condition Spec Note AC Input V oltage range Universal inpu.
Acer Acer –LCD-B243HL 7 Protection Condition Spec OPP(Over current protection) nominal AC input 60W ( min ) SCP(short circuit protection) with auto-recovery function OVP(Over voltage protecti on) Au.
Acer Acer –LCD-B243HL 8 3.3 Brightness output The test to verify specifications in this secti on shall be performed under t he following standard conditions unless otherwise noted.
Acer Acer –LCD-B243HL 9 3.5 Brightness uniformity The test standard conditions refer to Sec 3.3. % ≥ 75 ) (backlight points nine of luminance Max. ) (backlight points nine of luminance Min. 4. Input / Output Signal Specifications 4.1 AC in 4.1.1 AC Input V oltage: 100~240V AC 4.
Acer Acer –LCD-B243HL 10 Pin Symbol Pin Symbol 1 TMDS Dat a 2- 16 Hot Plug Detect 2 TMDS Dat a 2+ 17 TMDS Dat a 0- 3 TMDS Dat a 2/4 shield 18 TMDS Dat a 0+ 4 19 TMDS Data 0/5 shield 5 20 6 DDC Clock.
Acer Acer –LCD-B243HL 11 4.5.2 Signal SPEC: Items Condition Specification Analog RGB signal Input impedance =75 Ohm 0.7Vp-p Sync Input impedance ≧ 1k Ohm TTL level, Separate H/V -sync(+/-) H-Sync Frequency 30K~80KHz V -Sync Frequency 55~75Hz 4.
Acer Acer –LCD-B243HL 12 4.7 Audio output SPEC Specifica tion Items Min TYP MAX TEST CONDITIONS Output power (W) 1.6 2.0 2.4 THD+N = 10 % ﹐ T 1K Hz 1Vrm s Output impedance ( Ω ) 3.4 4 4.6 A T 1KHz 1V rms T otal harmonic distortion plus noi se --- --- 10% Po ≦ 2.
Acer Acer –LCD-B243HL 13 4.8.1 VGA EDID table 0 1 2 3 4 5 6 7 8 9 A B C D E F 0 00 FF FF FF FF FF FF 00 04 72 D3 00 40 85 40 85 1 36 12 01 03 08 35 1D 78 EA 60 85 A6 56 4A 9C 25 2 12 50 54 B3 0C 00 .
Acer Acer –LCD-B243HL 14 5. Function Specifications All the tests to verify specific ations in this section shall be performed under the following st andard conditions unless otherwise noted . The st andard conditions are: T emperature : 25 ± 5°C W arm-up time : 30 minutes minimum Checking display modes : All the specified modes 5.
Acer Acer –LCD-B243HL 15 5.1.2 LCD module defects LCD module defect s check follow to the IIS. 5.2 Keyp ad Function 5.2.1 Control buttons [POWER] Power on or power of f the monitor [ ► ], [ ◄ ] A. When “Main OSD” displ ays, press these ke ys to change the content s of an adjustment item, or change an adjust ment value B.
Acer Acer –LCD-B243HL 16 5.3 OSD Structure The On-Screen Display (OSD) shall be an easy to use icon based menu through keypad OSD buttons or remote control unit.
Acer Acer –LCD-B243HL 17 Wide Mode Full/ Aspect Full DDC/CI ON/OFF ON Wide Mode Full/ Aspect Full Input Source (Analg only) DDC/CI ON/OFF ON Resolution --- --- --- H. Freq --- --- --- V. Freq --- --- --- Analog/Digital Input --- --- --- Info S/N ETL000 … .
Acer Acer –LCD-B243HL 18 Secondly ﹐ download FW software: first select “READ”, and then load FW software in Rooter (Fig.2). Thirdly , select “Connect” and enter ISP MODE as in the following Figure 3.
Acer Acer –LCD-B243HL 19 Fourthly , select “AUTO”, and keep its default val ue. Click “RUN” for beginning programming. There will be prompting if programming is OK.
Acer Acer –LCD-B243HL 20 ◆ Flowin g chart Af ter connecting, AC ON, DC ON Open ISP program Choose manufacturer and model of FW IC LOAD FW sof tware Click Connect and enter ISP MODE Click AUTO and .
Acer Acer –LCD-B243HL 17 02. Flat Panel S pecification.
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Acer Acer –LCD-B243HL 39 03 Exploded Diagram 3.1 B243HL_SCREW_LIST Item Part No. Description Qty Fixed T(kg*cm ) Remark 1 509146306 10 2R SCREW P CROSS W/W -SPR M3*6 Zn 1 3.75 ± 0.25 FOR POWER 2 509000000 70 0R BOLT,#4-40x11.8,Ni 4 4.0 ± 0.25 D-SUB CON&DVI 3 509216608 11 0R SCREW,F,CROSS,M4*8,Zn,ROHS(NYLO K,35F) 4 10.
Acer Acer –LCD-B243HL 40 05 Spar e Par e parts List 8241Q 172A120H AC ER PART NO. OE M PART NO D ESC RIPT I ON NA 55.LH40J .001 7931 11300700H PCBA ,I F/B (V 6,W/S PK, EMEA) ,LE24Q1-729 19.LH40J .001 793111400720H PC BA,P /I BOAR D,W/ SPK ,LE24Q1-7 29 19.
Acer Acer –LCD-B243HL 41 50.L63V F. 003 453030300120R C ABLE A UD IO 1P 6FT BLA CK /G REEN C P03B06P0 50.LA 10J. 003 453030300370R CA BLE,D VI -D 18+ 1P MA LE 6FT BLA CK , R OHS 50.LB Q0J.00 1 453010100380R CA BLE,D -SU B 15P MALE 6 FT BLAC K /BL UE, R OH 50.
Acer Acer –LCD-B243HL 42 60.LD P0J .006 5 01020220030 R COVER HING E,B LAC K ,R I GHT ,F OR AD JU ST ,LE19D 60.LD P0J .005 5010 20220031R C OVER HI NGE,BLA CK ,LEFT ,F OR AD JU ST ,LE19D 60.LH40J .002 501020236213 R BAC K C OVER, B,AU O THI N LED,W/ DV I+ VG A+U SB, 60.
Acer Acer –LCD-B243HL 43 06 Schematics and Layout s 6.1 IF BD Layout.
Acer Acer –LCD-B243HL 44 I/F BD Layout.
Acer Acer –LCD-B243HL 45 6.2 Switching Mode Po wer Supply circuit.
5 5 4 4 3 3 2 2 1 1 D D C C B B A A STONE Note: 1. CN101 is no lock ed packgae for normal model . CN101 is locked packgae fo r special model(Dell). 2. D101 must be co-layed wit h R101 3. U101 must contain TO263, TO252 and SOT223 package 4 . ZD101 must be co-layed w ith R113.
5 5 4 4 3 3 2 2 1 1 D D C C B B A A Note 3 Note: 1. R120 is reserved for Samsung model. 2. R0603 package for B ead. C116,C117,C118 are reserved for EMI or performance issue. 3. C122,C123, C124,C125 are reserved for ESD or EMI issue. 4. R126 is reserved for Samsung model.
5 5 4 4 3 3 2 2 1 1 D D C C B B A A HPD_DVI Note 1 Note 2 HDCP Function DVI_DET Note: 1. R215 is reserved for Samsung model. 2. R218 is reserved for some model.
5 5 4 4 3 3 2 2 1 1 D D C C B B A A Note 1 Note 2 LED_A MENU To Ke ypad Board Note 3 Note: 1. Each bypass capacitor ( 0.1u /16V) must be resp ective ly clo sed to pin th at is D C powe r i nput of scaler IC. 2. LE D blue drivi ng ci rcui t is r eserv ed fo r BenQ model.
5 5 4 4 3 3 2 2 1 1 D D C C B B A A To Camera M odule. Note:change D1P0 to pin2 change D1M0 to pin3 Date: 2008/09/01 Delete R315;R317 for Acer X233H Date: 08/ 09/01 Tomxia o V01 1 1 A1 X233H USB HUB 2.
5 5 4 4 3 3 2 2 1 1 D D C C B B A A Power B oard AC OFF PoP no ise solution change C717 form 0.1u to 4.7u change for FHD2102 ID f rom 90 degree to 180 degree V05 2 2 B AUDIO COMMON BOARD PAM8603M Audi.
Acer Acer –LCD-B243HL 46 7.0 Assembly and Disassembly The tool of Assembly and disassembly : 1) El ectrost atic gloves 2) Electric screwdriver: the length of screw driver top is 6±0.5c m and 15±0.5cm ; the diameter of screwdriver top is Φ 5*H5mm Se que nc e Ite m Phot o Pr oc e dur e s PN D e sc r ipt ion S1 Pla ce pane l 1.
Acer Acer –LCD-B243HL 47 Assembly and Disassembly (continue) S4 As s em b l e chassis a nd PI b oard 1.Place the chassis o n the cushion a ft er che ck, like the a tt ache d pi cture . 2. I nse rt po w e r bo a rd int o the design a te d loca tion o f cha ssis,li ke the attached p i ct ur e.
Acer Acer –LCD-B243HL 48 Assembly and Disassembly (continue) S7 Tw is t he x a gona l screw s 1. Ha ndle he x a go nal s cr e ws a nd el ec t r i c op en er ; 2 . T wi s t s c rew i n t h e i n t er fac e as attached p i ct ur e; 3 . P l ac e c u s h i on on th e d es i g n ated l oc ati on aft er i r on f ram e i s tak en away .
Acer Acer –LCD-B243HL 49 S11 Asse m ble the s p eak er 1 .in sert the s p eak er c ab le in to th e P I N lo cat io n of chassi s li ke t he a t ta ched pi ct ur e 2. be sur e t he r e d ca ble i s o n t he l ef t an d th e g reen on e is on the rig h t.
An important point after buying a device Acer B243HL (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Acer B243HL 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 Acer B243HL - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Acer B243HL you will learn all the available features of the product, as well as information on its operation. The information that you get Acer B243HL will certainly help you make a decision on the purchase.
If you already are a holder of Acer B243HL, 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 Acer B243HL.
However, one of the most important roles played by the user manual is to help in solving problems with Acer B243HL. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Acer B243HL 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
