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Acer B203W manuel d'utilisation

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Tout d'abord, le manuel d’utilisation Acer B203W devrait contenir:
- informations sur les caractéristiques techniques du dispositif Acer B203W
- nom du fabricant et année de fabrication Acer B203W
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Habituellement, cela est dû au manque de temps et de certitude quant à la fonctionnalité spécifique de l'équipement acheté. Malheureusement, la connexion et le démarrage Acer B203W ne suffisent pas. Le manuel d’utilisation contient un certain nombre de lignes directrices concernant les fonctionnalités spécifiques, la sécurité, les méthodes d'entretien (même les moyens qui doivent être utilisés), les défauts possibles Acer B203W et les moyens de résoudre des problèmes communs lors de l'utilisation. Enfin, le manuel contient les coordonnées du service Acer en l'absence de l'efficacité des solutions proposées. Actuellement, les manuels d’utilisation sous la forme d'animations intéressantes et de vidéos pédagogiques qui sont meilleurs que la brochure, sont très populaires. Ce type de manuel permet à l'utilisateur de voir toute la vidéo d'instruction sans sauter les spécifications et les descriptions techniques compliquées Acer B203W, comme c’est le cas pour la version papier.

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Tout d'abord, il contient la réponse sur la structure, les possibilités du dispositif Acer B203W, l'utilisation de divers accessoires et une gamme d'informations pour profiter pleinement de toutes les fonctionnalités et commodités.

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Table des matières du manuel d’utilisation

  • Page 1

    1 Acer B203W Service Guide[...]

  • Page 2

    2 Service Guide V ersion and Revision Version Release Date Revision History TPV model A00 Apr .-2-2008 Initial Release TA7AM6D8W7AYDN/ TA7AM6D8W7AYHN[...]

  • Page 3

    3 Copyright Copyright © 2003 by Acer Incorpo rated. All rights rese rved. No part of this publi cation may be reproduced, Transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in any form or by any means, electronic, m echanical, m agnetic, optical, chemical, manual or otherwise, without the [...]

  • Page 4

    4 Preface Before using this information and the produ ct it supp orts, please read the following gene ral information. 1. This Service Guide provides you wi th all technical information relati ng to the BASIC CONFIGURATION decided for Acer's "global" product offering. To better fit local market requirements and e nhan ce product comp[...]

  • Page 5

    5 Precautions z Do not use the monitor near water , e.g. near a bathtub, washbowl, kitchen sink, laundry tub, swimming pool or in a wet basement. z Do not place the monitor on an unsta ble trolley , sta nd, or table. I f the monitor falls, it can injure a person and cause serious damage to the appliance. Use only a trolley or st and recommended by [...]

  • Page 6

    6 T able Of Contents Chapter 1 Monitor Features ………………………………………… 7 Introduction ……………………………………… 7 Electrical Requirement s ……………………………………… 8 LCD Monitor General S pecification ……………………………………… 9 LCD Panel S pecification ………[...]

  • Page 7

    7 Monitor Features Introduction Scope This specification defines the requirements for the 20” MICROPROCESSOR based Multi-mode supported high resolution color LCD monit or . This monitor can be directly connecte d to general 15-pin D-sub V GA connector and 24 pin DVI connector , also supports VESA DPMS power management and plug & play function[...]

  • Page 8

    8 Electrical Requirement s Standard Test Conditions All tests shall be performed under the foll owin g conditions, unless otherwi se specified. Ambient light Dark room (< 1 cd/m2) Viewing distance 40 cm for LCD performance, 20 cm for L CD failures Warm up time ＞ 30 minutes Analog Input signal 700 mVss Control temperature 6500 ° K (e-Color set[...]

  • Page 9

    9 LCD Monitor General Specification Driving system TFT Col or LCD Active Display Area 433.41(H) x 270.90(V ) Pixel pitch 0.258(H) x 0.258(W) Contrast Ratio 1000 : 1 Response ti me 5ms LCD Panel Luminance of White 300(T ype) cd/ ㎡ Separate Sync. H/V TTL H-Frequency 30kHz – 83kHz Input V -Frequency 56-75Hz Viewing a ngle CR=10: H:170 / V :170 ( t[...]

  • Page 10

    10 LCD Panel Specification This specification applies to the 20.1 inch-wi de Color TFT-LCD Module M20 1EW02. The display supports the WSXGA+ (1680(H) x 1050(V)) scre en format and 16.7M col o rs (RGB 6-bits+Hi-RFC data). All input signals are 2 Channel LVDS interface compa tible. This module does not contain an in verter card for backlight. General[...]

  • Page 11

    11 Electrical Characteristics TFT LCD Module － Power Specification Backlight Unit[...]

  • Page 12

    12 Optical Specifications[...]

  • Page 13

    13 Support Timing Horizont al V ertical Mode Resolution T otal Nominal Frequency +/- 0.5kHz Sync Polarity Nominal Freq. +/- 1 Hz Sync Polarity Nominal Pixel Clock (MHz) 640x480@60Hz 800 x 525 31.469 N 59.940 N 25.175 640x480@72Hz 832 x 520 37.861 N 72.809 N 31.500 VGA 640x480@75Hz 840 x 500 37.500 N 75.00 N 31.500 800x600@56Hz 1024 x 625 35.156 N/P[...]

  • Page 14

    14 Monitor Block Diagram The LCD MONIT OR will contain a main board, a power board, and key bo ard which house the flat p anel control logic, brightness control logic and DDC. The power board will prov ide AC to DC Inverter voltage to drive the backlight of p anel and the main board chips each voltage. Inverter Board (include adapter) Flat Panel an[...]

  • Page 15

    15 Main Board Diagram U401 Scalar IC TSUM5PFHL-LF (Include MCU ,ADC, OSD) · D-Sub Connecto r (CN101) H sync V sync RGB LCD Interface (CN301) Key Board Control (CN402) Crystal (X401) 14.31818MHZ DVI Connecto r (CN102)[...]

  • Page 16

    16 Softwar e Flow Chart N Y 1 2 N Y 5 Y N 10 Y N 12 Y N 7 Y N 6 4 3 8 9 14 11 13 Y N 15 Y N 16 17 19 Y N 18[...]

  • Page 17

    17 Remark: 1) MCU initializes. 2) Is the EEPROM blank? 3) Program the EEPROM by default values. 4) Get the PWM value of brightness from EEPROM. 5) Is the power key pressed? 6) Clear all global flags. 7) Are the AUT O and SELECT key s pressed? 8) Enter factory mode. 9) Save the power key status into EEPROM. T urn on the LED and set it to green color[...]

  • Page 18

    18 Main Board Layout Symbol Description Symbol Description CN402 W AFER CN102 DVI 24PIN CONNECTOR CN701 W AFER 9P RIGHT ANELE PITCH U10 3/U104/U105/ U106/U10 7 IC AZC099-04S SOT23-6L CN301 CONNECTOR U403 IC M24C04-WMN6TP SO8 CN101 D-SUB 15PIN U402 SST25LF020A-33-4C-SAE U401 IC TSUM5PFHL-LF U701 AP1117E33LA[...]

  • Page 19

    19 Installation To install the monitor on your host system, please follow the ste ps below: Steps 1.Connect the video cable A: Make sure both the monito r and computer are switched off. B: Connect the VGA video cable to the computer. C: Connect the digital cable (only for dual-input mo dels). (1) Make sure both t he monitor and computer are swit ch[...]

  • Page 20

    20 Attaching/Removing The Base Install: Align the base with the stand and push the b ase towards the top of the monitor, and then rotate the base clockwise. Tighten the screw clockwise. Remove: Reverse the steps to remove the base. Screen Position Adjustment In order to optimize the best viewing po sition, you can adjust the height/tilt/swivel/pivo[...]

  • Page 21

    21 Tilt Please see the illustration below for an example of the tilt range. Sw iv el With the built-in pedestal, you can swivel the m onitor for the most comfortabl e viewing angle. Monitor Pivot Adjust height to the top position before rotation the moni tor. Rotate clockwi se until the monitor stops at 90°.[...]

  • Page 22

    22 O p e r a t i n g I n s t r u c t i o n s Press the power button to turn the monitor on o r of f. The other control buttons are locate d at front panel of the monitor . By changing these settings, the picture can be adju sted to your personal preference s. • The powe r cord should be connected. • Conne ct the video cable from the monitor to [...]

  • Page 23

    23 eColor Management (OSD)[...]

  • Page 24

    24 How to Adjust a Setting[...]

  • Page 25

    25 Adjusting the picture[...]

  • Page 26

    26[...]

  • Page 27

    27 Logo When the monitor is power on, the LOG O will be showed in the center , and disappear slowly . How T o Optimize The DOS-Mode Plug And Play Plug & Play DDC2B Feat ure This monitor is equipped with VESA DDC2B capabilities accordi ng to the VESA DDC ST ANDARD. It allows the monitor to inform the host system of its identity and, depending o [...]

  • Page 28

    28 Machine Disassembly This chapter contains step-by-step pro cedures on how to disassemble the monitor for maintenance. Disassembly Procedure 1. Remove the HINGE ASSEMBL Y as the following indicator . (Fig 1) Fig 1 2. Remove the back cover and be zel. (Fig 2) Fig 2 Chapter 3[...]

  • Page 29

    29 3. Remove the lamp connectors a nd the screw . (Fig 3-4) Fig 3 Fig 4 4. Remove the screws to remove the panel. Put attention to the L VDS cable.(Fig 5) Fig 5 5. Remove the screws to remove t he main board and power board.( Fig 6) Fig 6[...]

  • Page 30

    30 T r o u b l e s h o o t i n g This chapter provides troubleshooting information for the B203W: 1. No Power Cha p ter 4 No power Press power key and look if the picture is normal Please reinsert and make sure the AC of 100-240 is normal Reinsert or check the power section Check if X401 oscillate waveforms are normal Measure U701 Pin2=3.3V , OK OK[...]

  • Page 31

    31 2. No Picture (LED is orange) No picture The button if under control X401 oscillate waveform is normal Replace U401 Replace X401 Measure U701 Pin2=3.3V , Check Corre spondent component Replace U401 Check X401 oscillate waveform is normal Replace U701 OK OK OK OK OK NG NG NG NG Check reset c ircuit of U401 is normal Check HS/VS from CN101 is norm[...]

  • Page 32

    32 3. Panel Power Circuit White screen Measure Q301 base is low level? X401 oscillate waveform is normal Check CN301 is solder and Q301,Q302 is OK? Check Correspondent component. Replace P ANEL Check Correspondent component. Replace U401 OK OK OK Replace X401 OK NG NG NG NG Check reset c ircuit of U401 is normal[...]

  • Page 33

    33 4. Key Board OSD is unst able or not working Is Key Pad Board connecting normally? Connect Key Board Is Button Switch normally? Replace Button Switch Y NG NG Is Key Pad Board normally? Replace Key Board Y NG Y Check Main Board[...]

  • Page 34

    34 5. Power Board No power Check to CN902 Pin10,1 1 =14V and Pin6,7 = 5 V OK Check Interface board Check AC line volt 120V or 220V Change F901, Check BD901, L901, IC9 01 Check the voltage of C9 05(+) Check bridge retified circui t Check sta rt voltage for the Pin2 of IC901 Chan g e IC901 OK Check the auxiliary volt age is smaller than 20V OK NG No [...]

  • Page 35

    35 W/LED No Backlight Check the 14V volt age input Check the adapter Check ON/OFF sign al Check Interface board Check IC801 pin12=1 2V? Change Q805.Q808 or Q8 10 Check the pin9&10 of IC801 have PWM wave Change Q801/Q804/Q81 1/Q812 Re p lace IC801 Check the resonant wav e of pin3 & pin7 for T801 Check the output of T801,T802 Check Q8 02/Q803[...]

  • Page 36

    36 Connector Information The following figure shows the connector loc ations on the monitor: D-SUB connector Cha p ter 5[...]

  • Page 37

    37 DVI Connector[...]

  • Page 38

    38 FRU (Field Replaceable Unit) List This chapter gives you the FRU (Field Repla ceable Unit) listing in global configurations of B203W.Refer to this chapter whenever ordering for parts to repair o r for RMA (Return Merchandise Authori zation). NOTE: Please note WHEN ORDERING FRU PARTS, that y ou sho uld check the most up-to-date informatio n avail[...]

  • Page 39

    39 Part List Above picture show the description of the followin g component. Item Picture Description 1 HINGE ASSEMBL Y 2 Main Frame 3 Panel[...]

  • Page 40

    40 4 Power Board 5 Main Board 6 FFC CABLE[...]

  • Page 41

    41 S c h e m a t i c D i a g r a m Main Board R1 15 100R 1/ 16W 5% DSUB _V 2 DSUB _S CL C119 NC DDC2_ SCL 2 Prevent NC contact Discharge => Connect NC Pin of CN101 to GND C12 1 1000pF DDC1_ SDA 2 F B104 300 OHM U104 AZC 099-04S 1 2 3 4 5 6 I/O 1 GN D I/O 2 I/O 3 VDD I/O 4 VGA_R+ C N 102 JACK 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 [...]

  • Page 42

    42 C3 02 0. 1uF / 16V PA[ 0. . 9] LVB3M LVA0P RX O C- LVB3P U3 01 NCA O4 41 1 1 2 3 4 8 7 6 5 S S S G D D D D PB[ 0. . 9] PB9 3 PB4 C3 01 0. 1uF / 16V RX E C+ PB1 LVB1M RX O 0 + 1 LVA0M RX E 3 - RX O 1 + PA3 PA8 Q302 2N 3906S-R T K/ PS PA7 LVB0P PB2 CM VCC LVA3M LVA2P RX O 3 + PB[ 0. . 9] 2 PAN EL_VC C LVBC KM C3 03 NC S LVB0M PA6 PA1 A O 3401L LV[...]

  • Page 43

    43 CM VCC FB7 01 NC R701 CM VCC VC TRL Q702 KN2907AS 0R05 1/4W NC Volum e# 2 VC C 3. 3 R7 0 5 10K 1/ 16W 5% TSUMO58CWHL Internal EDID BAT54 C C7 01 0.1uF / 16V PAN EL_I D # 2 BKLT-VBRI C711 0. 1uF 16 V C N701 CO NN 1 2 3 4 5 6 7 8 9 F B703 300 OHM External EDID C7 02 NC 3.3 OHM 2W V CC3.3 CM VCC R7 0 3 10K 1/16W 5% C71 2 NC D702 BAT54C 3 1 2 V CC3.[...]

  • Page 44

    44 DDC1 _S DA 1 FB4 04 300OH M FB405 and C436 PANEL _ID # 4 R136 VCC 3. 3 DSUB _G + 1 C423 0.22uF16V Del C209 10uF/50V U402 C40 3 0.1uF/ 16V R441 10K 1/16W 5% C41 0 0.1 uF/ 16V DSUB _B + 1 EE_W P R444 3.9 K OHM 1% 1/16W WAFER 2.0MM 6P PA3 Q405 NC NC AVDD C41 3 0.1uF/ 16V C41 7 0.1uF/ 16V VCC 1. 8 KEY 1 NC NC RX 0N 1 LED_ORAN GE PA[ 0.. 9] PB2 C41 6[...]

  • Page 45

    45 Power board ! +5V CN90 2 HARNE SS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 R907 NC C930 0.1 uF MU TE R96 2 100 OH M 1/4W - + BD901 2KBP08M 2 1 3 4 L904 1.1 uH ! ! R938 10K 1/ 8W ZD9 0 1 NC 1 2 ! R925 1K 1/8W HS3 H EAT SIN K(Q90 1) 1 2 + C915 470uF /16V D91 6 LL4148 T9 01 POW ER X ' F MR 4 5 6 7 8 9 10 11 12 4 6 1 3 D905 SP1060 1 2 3 R927 3. 6K OHM [...]

  • Page 46

    46 R83 5 1M 1/10W 5% C8 45 2.2uF /16V D80 6 LL4148 R81 9 3.6K OH M 1% 1 /10W Q810 RK7002 R80 9 1K 1/10W 1% R8 20 47K 1/ 10W C801 5pF/ 6KV D8 10 NC DIM R81 2 1K 1/10W 1% R811 2.4K OH M 1% 1/10W R85 0 10 OH M 1/8W R85 5 15 OHM 1/4W R8 37 47K 1/8W R84 1 68K OHM 1% 1/10W C83 9 1500pF Q804 PMBS3906 1 2 3 R808 10K 1/10W 1% C82 1 0.1uF/ 25V D81 4 LL4148 C[...]

  • Page 47

    47 R 608 0R 05 1/ 8W LOU T - C 617 0. 47uF / 16V change R601 R613 +5V_Audio C N 602 PH ON EJ AC K 1 2 3 5 4 R 605 10K 1/ 10W 5% R 613 330 OH M +-5% 1/10W R 617 1K 1/ 10W 5% CN604 ㎝ CN603 Layout 　 U 601 EU A6021AI I T1 56G 616 40 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 PGN D RO UT - PVD D RIN+ RIN- VD D LI N - LI N + PVD D LOU T - PGN[...]

  • Page 48

    48 Key board L ED_ RED# C 006 NC EC OLOR ECOLOR VOL+ R 001 2K OH M 1/ 16W ECOLOR C 008 NC (GND) LBAD C 1 LED C0 05 NC C N 001 CO NN 1 2 3 4 5 6 C0 07 NC AUTO L ED_ RED# POW ER _Key C 002 NC LED 001 LED 3 4 1 2 MENU 0 V C 001 NC POW ER _Key LBADC2 VOL+ LBAD C 2 C 003 NC MENU CONNECTOR (GND) VOL- C0 04 NC AUTO R0 03 1K 1/ 16W 5% L ED_ BL UE# L ED_ BL[...]