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Acer B243W manuel d'utilisation

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Le mot vient du latin "Instructio", à savoir organiser. Ainsi, le manuel d’utilisation Acer B243W décrit les étapes de la procédure. Le but du manuel d’utilisation est d’instruire, de faciliter le démarrage, l'utilisation de l'équipement ou l'exécution des actions spécifiques. Le manuel d’utilisation est une collection d'informations sur l'objet/service, une indice.

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Tout d'abord, le manuel d’utilisation Acer B243W devrait contenir:
- informations sur les caractéristiques techniques du dispositif Acer B243W
- nom du fabricant et année de fabrication Acer B243W
- instructions d'utilisation, de réglage et d’entretien de l'équipement Acer B243W
- signes de sécurité et attestations confirmant la conformité avec les normes pertinentes

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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 B243W 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 B243W 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 B243W, comme c’est le cas pour la version papier.

Pourquoi lire le manuel d’utilisation?

Tout d'abord, il contient la réponse sur la structure, les possibilités du dispositif Acer B243W, l'utilisation de divers accessoires et une gamme d'informations pour profiter pleinement de toutes les fonctionnalités et commodités.

Après un achat réussi de l’équipement/dispositif, prenez un moment pour vous familiariser avec toutes les parties du manuel d'utilisation Acer B243W. À l'heure actuelle, ils sont soigneusement préparés et traduits pour qu'ils soient non seulement compréhensibles pour les utilisateurs, mais pour qu’ils remplissent leur fonction de base de l'information et d’aide.

Table des matières du manuel d’utilisation

  • Page 1

    1 Acer B243W Service Guide[...]

  • Page 2

    2 Service Guide V ersion and Revision Version Release Date Revision History TPV model A00 Apr .-3-2008 Initial Release TK7SMHDBW7AYBC/ TK7SMHDKW7AYBC[...]

  • Page 3

    3 Copyright Copyr i ght © 2 00 8 by Ac e r Inc o rp o r at e d. All rights r e s e rved. No p a rt of this publ i c a t ion may be repr o d u c ed, Transmitted, transcribed, stored in a retrieval system, or translated into any language or com puter language, in any form or by any means, electronic, m echanical, m agnetic, optical, chemical, manual[...]

  • Page 4

    4 Preface Before using this information and the produ ct it supp orts, please read the following general 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 compe[...]

  • 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. If the monitor falls, it can injure a person and cause serious damage to the appliance. Use only a trolley or st and recommended by t[...]

  • Page 6

    6 T able Of Content s 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 24” MICROPROCESSOR based Multi-mode supported high resolution color LCD monitor . This monitor can be di rect ly connected to general 15-pin D-sub VGA connector and 24-pin DVI connector , also sup port s VESA DPMS power management and plug & play functio[...]

  • 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 35-50cm Warm up time ＞ 30 minutes Analog Input signal 700 mVss Control temperature 6500 ° K Brightness control Set to Factory preset value (cut off[...]

  • Page 9

    9 LCD Monitor General Specification Driving system TFT Col or LCD Active Display Area 518.4(H) x 324.0(V) Pixel pitch 0.270(H) x 0.270(W) Contrast Ratio 1000 : 1 Response ti me 5ms LCD Panel Luminance of White 400(T yp.) cd/ ㎡ Separate Sync. H/V TTL H-Frequency 30kHz – 80kHz Input V -Frequency 56-76Hz Viewing angle (H)160 (V) 160(T ype) Display[...]

  • Page 10

    10 LCD Panel Specification LTM240CT01 is a col or active matrix liquid crystal display (LCD) that uses amorphous silicon TFT (Thin Film Transistor) as switching com ponents. This model is composed of a TFT LC D pan el, a driver circuit and a back light unit. The resolution of a 24.0” is 1920 x 1200 and this model can di splay up to 16.7 millions [...]

  • Page 11

    11 Electrical Characteristics[...]

  • Page 12

    12 Optical Specifications[...]

  • Page 13

    13 Support Timing VESA MODES 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[...]

  • Page 14

    14 Monitor Block Diagram The LCD MONITO R will contain a main board, an in verter board, an adapter board, a key board and a USB board which house the flat panel 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 chip s each voltage. Main Board[...]

  • Page 15

    15 Main Board Diagram MCU MTV416GMV (U407) Scalar IC MST9200HA-LF-165 (Include ADC, OSD) (U403) EEPROM M24C16 (U408) D-Sub Connecto r (CN402) EEPROM M24C02 (U402) H sync V sync RGB DB15_SDA, DB15_SCL EPR_SDA EPR_SCL LCD Interface (CN703) Key Board Control (CN405) DVI Connecto r (CN401) EEPROM M24C02 (U401) Digital Video Signal FRAME MEMORY (U404) C[...]

  • 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 D-SUB 15PIN U403 IC MST9200HA-LF-165 PQFP-208 CN401 DVI 24PIN CONN F U701 IC AIC1084-33PMTR-R AIC CN703 WAFER 30P 2.0MM DIP DUAL ROW U702 IC AIC1084-33PMTR-R AIC CN701 WAFER 14P RIGHT ANGLE PITCH U404 IC EM636165TS-5G 16M TSOPII-50 ETRON CN405 WAFER 6P RIGHT ANGLE PITCH 2.0 U4 05 IC E[...]

  • 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 located at front p anel of the monitor . By changing these settings, the picture can be adju sted to your personal preference s. • The power cord should b e connected. • Connect the video cable from the monitor to t[...]

  • 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 according to the VESA DDC ST ANDARD. It allows the monitor to inform the host system of its identity and, depending o n[...]

  • Page 28

    28 Machine Disassembl y This chapter contains step-by-step pro cedures on how to disassemble the monitor for maintenance. Disassembly Procedure 1. Remove the hinge assembly as the following indi cator . (Fig 1~2) Fig 1 F i g 2 Chapter 3[...]

  • Page 29

    29 2. Remove the back cover , bezel and re move the screws remarke d in red in orde r to remove the main board below . ( Fig 3~Fig 4) F i g 3 F i g 4 3. Release the shield inverter and lamp connecto rs. (Fig 5-7) F i g 5 F i g 6 Fig 7[...]

  • Page 30

    30 4. Remove the screws rem arked in red and relea se the connector remarked in blue to remove the USB board.(Fig 8) Fig 8 5. Remove the screws to remove the panel. Pay attention to the L VDS cable.(Fig 9-10) Fig 9 Fig 10[...]

  • Page 31

    31 6. Remove the screws to remove the main boar d, adapter board an d inverter board.( Fig 1 1) Fig 1 1[...]

  • Page 32

    32 T r o u b l e s h o o t i n g This chapter provides troubleshooting information for the B243W: 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 che ck the power section Check if X401,X402 oscillate waveforms are normal Measure U701, U702 Pin2=[...]

  • Page 33

    33 2. No Picture (LED is orange) No picture The button if under control X401 oscillate waveform is normal Replace U407 Replace X401 Measure U701, U702 Pin2=3.3V , U703 Pin1=1.8V Check Correspondent component Replace U701,U70 2, U703 OK OK OK OK NG NG NG NG Check reset c ircuit of U407 is normal Check HS/VS from CN402 is normal Check Corre spondent [...]

  • Page 34

    34 3. White screen White screen Measure Q707 base is low level? X402 oscillate waveform is normal Check Q705,Q706,Q707 is broken or CN703 solder? Check Correspondent component. Replace P ANEL Replace U403/U407 OK OK Replace X402 NG NG Check U403/ U407 NG OK NG[...]

  • Page 35

    35 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 36

    36 5. Adapter/Inverter Boa rd No power Check CN902 Pin3~7 = 2 4 V OK Check Interface board Check AC line volt 120V or 220V Check F901,NR901,powe r cable Check the voltage of C9 14 (+) Check bridge retified circui t Check sta rt voltage for the Pin6 of IC903 Change IC903,IC951,ZD901,Q903,Q90 4,PS_ON OK Check T901,T902,IC901,IC90 2,Q901,Q902 OK NG No[...]

  • Page 37

    37 W/LED No Backlight Check the 24V volt age input Check the adapter Check ON/OFF sign al Check Interface board Check the voltage of IC80 1 pin2 Change Q805.Q806 or Q8 07 Check the pin1&15 of IC801 have PWM wave Re p lace IC801 Check Q802,Q804,Q808, Q809 Drain wave Check the output of PT801~PT812 Replace Q802,Q804,Q808,Q809 Check connect er &am[...]

  • Page 38

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

  • Page 39

    39 DVI Connector[...]

  • Page 40

    40 FRU (Field Replaceable Unit) List This chapter gives you the FRU (Field Repla ceable Unit) listing in global configurations of B243W.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 information availa[...]

  • Page 41

    41 Part List Above picture show the description of the followin g component. Item Picture Description 1 Hinge Assembly 2 Main Frame 3 Panel[...]

  • Page 42

    42 4 Adapter Board[...]

  • Page 43

    43 5 Inverter Board 6 Main Board 7 USB Board[...]

  • Page 44

    44 8 L VDS Cable[...]

  • Page 45

    45 S c h e m a t i c D i a g r a m Main Board Q704 AO3401 VCPU 6 +3. 3V 4 R702 4K7 1/10W 5% +5V C720 0.001uF SOT-263 FOR SCALER POWER R719 31.6K 1 % 1/10W 　 +5V R710 100K 1/10W 5% HI HI +12V +12V GND R712 100K 1/10W 5% R707 1K 1/10W 5% R706 1K 1/10W 5% GND +3. 3V_ SD +3.3AVDD 4 C71 6 0.001uF C723 NC PS_ON PS_ON/OFF + C724 NC R711 10K 1/10W 5% POW[...]

  • Page 46

    46 DVI_CONNEC T_MCU +5V R441 10K 1/10W 5% LOW REV:C RX 1- IN SDA_D B D421 UD ZS5. 6B NC Q405 2N7002E D406 BAV99 3 1 2 TX_SD A 6 RX C-IN VGA_C ON NC R42 7 47R 1/ 10W VG A_CO NNECT _M CU 6 R463 2K2 1/10W 5% R407 0R 1/10W 5% CN 402 DB1 5 1 6 2 7 3 8 4 9 5 11 12 13 14 15 10 17 16 HPD_ CTRL 6 SOG 4 RED+ C497 NC SCL_D VI HS 4 D414 BAV70 3 1 2 R451 4K7 1/[...]

  • Page 47

    47 VDDC CKE 5 X4 0 1 14.31818M H z AV DD_DV I SOG 3 RX OIN3- 7 MDATA22 AR6 C42 7 0.1uF MVr ef MDATA18 ALE 6 RX EIN0- 7 RD 6 MDATA28 LVB0N MDATA19 HDCP_CL K 3 LVACKN RX EIN2+ 7 AD2 C44 7 0.1uF +3.3 AVD D VD DM +3. 3V 2 C46 3 NC AVDD _PLL2 C44 6 22uF 16V +3.3V_SD B+ 3 LVA1P MVr e f MDATA25 C43 0 22uF 16V AVDD _PLL +3. 3V MDATA7 R470 560R 1/ 10W C454 [...]

  • Page 48

    48 DQM 1 4 M D ATA8 CKE M D ATA28 AR5 WE 4 R 478 47R 1/ 10W C 474 0. 1uF REV:C +3. 3V _MQ AR 3 AR 10 C46 6 0. 1uF CA S 4 M D ATA21 WE M D AT A18 M D ATA0 MDATA12 MC L K AR 1 +3. 3V_ MC WE MD A TA 7 AR 3 MDATA26 DQM 1 R 474 47R 1/ 10W R4 77 22R 1/ 10W 5% AR2 C 464 22uF 16V AR8 M D AT A16 CK E 4 M D ATA29 AR 1 +3. 3V _MC M D ATA1 DQM 0 FB 41 3 120 OH[...]

  • Page 49

    49 D427 UDZS5 .6B ALE 4 X 402 24mhz R508 4K7 1/ 10W 5% R517 4K7 1/ 10W 5% R4 97 220R 1/ 10W VCPU MSC L C49 6 NC REV:C R506 4K7 1/1 0W 5% R510 22R 1/ 10W 5% AD0 C483 0. 1uF HDCP_ WP OUT_L+ LEF T_KEY C486 2 2pF HDCP _S DA C490 0.0 01uF VCPU AUD I O_MUTE 4 R53 1 470R 1/ 10W 5 % VOLUME 4 AUDIO_STDBY LED_G R511 100R 1/1 0W 5% R526 NC R520 22R 1/ 10W 5% [...]

  • Page 50

    50 . RX E IN0 - RX E IN0 + RX E CK IN+ 4 RX E 1 + RX E CK IN- R7 2 0 220R 1/ 4W RX O 3 + RX O IN2 + RX O IN1 - 4 RX E IN3 - RX E IN3 - F B702 120 OH M 1 2 RX E IN3 + RX O C- RX O CK IN- 4 R 721 220R 1/ 4W RX O 2 + RX E IN1 - 4 RX E IN0 + RX O CK IN+ RX E CK IN+ RX E IN1 + RX E IN3 + RX E CK IN- 4 RX E C+ RX E IN3 + 4 RX E CK IN- RX O IN0 + RX E IN2[...]

  • Page 51

    51 Adapter board R 943 NC + C 965 1000uF / 35V R 947 470R 1/8W F 902 FUS E C N903 W ire H arness 1 2 3 4 5 6 7 8 9 10 11 12 13 14 C 967 0. 1uF VC C2 R 971 100 Ω 1/ 4W 5V I C903 N CP1377BD R 2G 1 2 3 4 5 6 8 Dmg FB CS GN D Drv Vc c HV R 9464 2. 2 1/4W 　 C 931 NC R 975 10K 1/8W ON/OFF T5A 250VAC R 973 1. 2K Ω 1/ 4W R9 462 2. 2 1/4W 　 R 9463 2[...]

  • Page 52

    52 R9 54 1K 1/4W In SVT Add it R919 1M 1/ 4W 　 R91 7 13K 1/8W L902 12. 0m H 1 2 4 3 Q903 PM BS3906 C919 0.33uF / 50V R902 680K Ω 1/4W +24V R920 1M 1/ 4W 　 R963 10K 1/8W - + BD901 KBJ608G 2 1 3 4 R92 4 150K Ω 1/4 W C922 0.01uF CN 901 SOCKET 1 2 3 R930 51K 1/8W +5V L903 120uH +5V 1 R9109 100K 1/4W C90 5 0.001uF / 250V R908 220K Ω 1/8W C917 [...]

  • Page 53

    53 Inverter board DRV2 C807 1uF50 V C814 1uF +5V R819 5. 1K 1/4W R81 7 27K 1/1 0W Q811 MM BT3904 D812 LL4148 R816 10KOH M 1/10W +5V D81 6 SC S140V 1 2 R83 2 10KOHM 1/8W R81 8 10K 1/ 8W Q813 MM BT3904 D827 SM340A R834 10K 1/1 0W R83 0 3.3M OHM 1/14W VI N R80 3 120K 1/8 W F80 4 0 OHM +-5% 1/4W Q802 F DS4897C 1 2 3 4 8 7 6 5 S G S G D D D D D815 LL414[...]

  • Page 54

    54 PT 803 X ' F M R 564uH 4 1 2 6 PT 809 X ' F M R 564uH 4 1 2 6 PT 812 X ' F M R 564uH 4 1 2 6 C 832 2U 2 25 V CN8 0 6 CO NN 1 2 3 4 5 6 7 CN8 0 7 CO NN 1 2 3 4 5 6 7 PT 808 X ' F M R 564u H 4 1 2 6 CN8 0 2 CO NN 1 2 3 4 5 6 7 TD P6 C 833 2U2 25V PT 805 X ' F M R 564u H 4 1 2 6 P3 PT 804 X ' F M R 564uH 4 1 2 6 TC C 8[...]

  • Page 55

    55 Key board C0 04 NC LED 001 LED 3 4 1 2 C 003 NC LBADC1 MENU VOL+ CN001 POWER AU T O 0 V C 008 NC L ED_ RED# C 006 NC EC OLOR ECOLOR R 002 2K OHM 1/16W VOL+ ECOLOR (GND) LBAD C 1 LED C0 05 NC AUTO L ED_ RE D# POW ER _Key ZD0 0 2 UDZSNP 5.6 B 1 2 MENU 0 V C 001 NC C 002 NC POW ER _Key LBADC2 VOL+ LBAD C 2 MENU CONNECTOR (GND) VOL- AUTO R0 03 1K 1/[...]

  • Page 56

    56 USB board USB 5V ZD70 7 EGA10603V0 5A1-B 1 2 R7 52 22K 1 /10 W C7 87 0.1uF 16V C79 7 10N 50V C782 0.1uF 16V DM 4 R7 57 100K 1/ 10W 5% C71 00 1uF / 16V DM 2 CN70 9 CONN 1 2 3 4 5 X7 0 1 24. 000MHz 1 2 R7 22 10K 1/ 10W 5% USB 5V Pow er US B C7 79 1uF / 25V R73 9 0R05 1/ 10W 5% C789 0.1uF 16V C7 91 0.1uF 16V R733 0R 05 1/ 10W 5% /O C2 FB7 21 120 OH[...]