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Manuale per l’uso Acer V203W

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Summary
  • Acer V203W - page 1

    1 Acer V203W Service Guide ...

  • Acer V203W - page 2

    2 Service Guide V ersion and Revision Version Release Date Revision History TPV model A00 Mar .-20-2008 Initial Release TA7ANCD8W7AYNN ...

  • Acer V203W - 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 ...

  • Acer V203W - 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 ...

  • Acer V203W - 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 ...

  • Acer V203W - 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 ……… ...

  • Acer V203W - page 7

    7 Monitor Features Introduction Scope This specification defines the requirements for the 20” MICROPROCESSOR based Multi-mode supported high resolution color LCD monitor . This monitor ca n be directly connecte d to general 15-pin D-sub VGA connector , also supports VESA DPMS power management and plug & play function. Description The LCD moni ...

  • Acer V203W - 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 ...

  • Acer V203W - 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 yp.) 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 ...

  • Acer V203W - 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 ...

  • Acer V203W - page 11

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

  • Acer V203W - page 12

    12 Optical Specifications ...

  • Acer V203W - 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 ...

  • Acer V203W - 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 ...

  • Acer V203W - page 15

    15 Main Board Diagram Scalar IC NT68625HMFG-128 JS (Include MCU ,ADC, OSD) (U401) D-Sub Connector (CN403) H sync V sync RGB LCD Interface (CN101) Key Board Control (CN701) Crystal (X401) 12MHz ...

  • Acer V203W - 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 ...

  • Acer V203W - 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 ...

  • Acer V203W - page 18

    18 Main Board Layout Symbol Description Symbol Description U402 AZ431AN-A-E1 CN701 WAFER 6PIN U401 NT68625HM FG-128 JS CN702 WAFER 9P RIGHT ANELE PITCH U702 AP1117E33LA CN403 D-SUB 15PIN CN101 CONNECTOR X401 NXS12.000AC30F-BT - 2 ...

  • Acer V203W - page 19

    19 Inst allation 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 monitor and computer are switched off. B ： Connect the VGA video cable to the computer. 2 Connect the power cord Connect the power cord to the monitor, then to a properly grounded AC outlet. 3 Turn ...

  • Acer V203W - page 20

    20 Att aching/Removing the Base Attaching: Align the release button on the bottom of the monitor wi th the co rresponding slots on the botto m of the base. Removing: Press the release button as indicated, then pull in the direction of the arrow to remove the base. ...

  • Acer V203W - page 21

    21 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 ...

  • Acer V203W - page 22

    22 eColor Management (OSD) ...

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    23 How to Adjust a Setting ...

  • Acer V203W - page 24

    24 Adjusting the picture ...

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    25 ...

  • Acer V203W - page 26

    26 OSD Message a. Outline b. The Description For OSD Message Item Description Auto Config Please W ait When Analog signal input, if User Press Hot- Key “Auto”, will show this messa ge, and the monitor do the auto config function. Input Not Supported When the Hsync Frequency , Vsync Frequency or Resolution is out of the monitor support range, wi ...

  • Acer V203W - 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 ...

  • Acer V203W - 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 cover hinge as the following indicator . (Fig 1) Fig 1 2. Remove the screws as following indicate to release base st and. (Fig 2) Fig 2 Chapter 3 ...

  • Acer V203W - page 29

    29 3. Remove the back cover and bezel. (Fig 3) Fig 3 4. Remove the lamp connectors a nd the screw . (Fig 4-5) Fig 4 Fig 5 ...

  • Acer V203W - page 30

    30 5. Remove the screws to remove the panel. Put attention to the L VDS cable.(Fig 6-7) Fig 6 Fig 7 6. Remove the screws to remove t he main board and power board.( Fig 8) Fig 8 ...

  • Acer V203W - page 31

    31 T r o u b l e s h o o t i n g This chapter provides troubleshooting information for the V203W: 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 U702 Pin2=3.3V , OK OK ...

  • Acer V203W - page 32

    32 2. No Picture (LED is orange) No picture The button if under control X401 oscillate waveform is normal Replace U401 Replace X401 Measure U702 Pin2=3.3V , Check Corre spondent component Replace U401 X401 oscillate waveform is normal Replace U702 OK OK OK OK OK NG NG NG NG Check reset c ircuit of U401 is normal Check HS/VS from CN403 is normal Rep ...

  • Acer V203W - page 33

    33 3. Panel Power Circuit White screen Measure Q705 base is high level? X401 oscillate waveform is normal Check CN101 is solder and Q704,Q705 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 ...

  • Acer V203W - page 34

    34 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 ...

  • Acer V203W - page 35

    35 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 circuit 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 p ...

  • Acer V203W - page 36

    36 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 ...

  • Acer V203W - page 37

    37 Connector Information The following figure shows the connector loc ations on the monitor: Cha p ter 5 ...

  • Acer V203W - page 38

    38 FRU (Field Replaceable Unit) List This chapter gives you the FRU (Field Repla ceable Unit) listing in global configurations of V203W.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 ...

  • Acer V203W - page 39

    39 Part List Above picture show the description of the followin g component. Item Picture Description 1 Base 2 Main Frame 3 Panel ...

  • Acer V203W - page 40

    40 4 Power Board 5 Main Board ...

  • Acer V203W - page 41

    41 S c h e m a t i c D i a g r a m Main Board 2K2 1/16W 5% R4 3 8 HS G1 VGA_VD D 1K 1/ 16W 5% R4 2 5 VSI 4 220pF C4 2 3 GI 1 4 22pF C4 2 5 B1 D4 0 2 BAV99 3 1 2 75R 1/ 16W 5% R4 27 4K7 1/ 16 W 5% R4 35 R1 VS D-SUB1 B1 HS 1K 1/ 16W 5% R4 3 0 SOGI 4 GI 1- 4 R4 31 470R 1/ 16W 5% 100R 1/ 16W 5% R4 24 0. 047uF C4 21 FB 40 5 30 OHM 1 2 VS R4 34 100R 1/ 1 ...

  • Acer V203W - page 42

    42 T2 M 4 LC D -VD D T5 M Q705 PM BS390 4 T1 P 4 T7 P 4 T C LK2M 4 PAN EL_ON 4 T4 M T1 M TC L K 1 P 4 T7 M 4 T0 P 4 LC D -VD D T6 M 4 T0 P T C LK2M R7 1 3 10K 1/ 16W 5% T4 P 4 T5 P T4 M 4 T5 P 4 T6 M T3 M T C LK1M T0 M 4 T2 M C N 101 CO NN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 LC D -VD D T4 P C7 1 6 1uF 10 ...

  • Acer V203W - page 43

    43 VGA_SDA 2 HSO NC D401 B AV70 3 1 2 Detect 5V -->4V Reset LED_G 5 R41 3 NC C426 T4M 3 R44 6 1K 1/ 16W 5% VSI 2 T3M 3 REFCLK I C42 6 NC 7 2 +1.8 V R44 4 0R05 1/16W C40 8 0.1 uF 16 V T7P 3 TX R41 4 NC R40 4 10K 1/10W 1% T0M 3 R417 10K 1/16W 5% C40 7 NC R404 chang e type 0402 5%-- >0603 1% 10/12/07 R40 6 NC C411 0.1uF 16V T4P 3 R40 5 NC 26 0R ...

  • Acer V203W - page 44

    44 +3. 3V CN7 02 CO NN 1 2 3 4 5 6 7 8 9 C7 09 0. 1uF 16V +3. 3 V AD C _VAA KEY 0 4 U 702 AP1117E33LA 1 2 3 4 VSS VOU T VI N 4 + C7 0 6 NC +5V C7 10 0. 1uF 16V +5V LED_G 4 R7 0 5 10K 1/ 16W 5% Q702 PM BS3906 +5V DV DD +3. 3V C 705 0. 1uF 16V D7 01 SM 340A KEY 1 4 C7 04 0. 1uF 16V R 703 1K 1/ 16W 5% R 707 100R 1/ 16W 5% + C 703 100uF / 25V VOLU M E ...

  • Acer V203W - page 45

    45 Power board ...

  • Acer V203W - page 46

    46 ...

  • Acer V203W - page 47

    47 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 ...

Fabbricante Acer Categoria Computer Monitor

I documenti che otteniamo dal fabbricante del dispositivoAcer V203W possono essere suddivisi in diversi gruppi. Questi sono tra gli altri:
- disegni tecnici Acer
- manuali per l’uso V203W
- schede prodotto Acer
- opuscoli
- o etichette energetiche Acer V203W
Tutti sono importanti, ma le informazioni più importanti dal punto di vista di utilizzo del dispositivo possono essere trovate nel manuale per l’uso Acer V203W.

Un gruppo di documenti denominato manuali per l’uso, è anche suddiviso in tipi più specifici, come: Manuali di installazione Acer V203W, manuali di manutenzione, brevi manuali o manuali utente Acer V203W. A seconda delle esigenze, si dovrebbe cercare il documento necessario. Nel nostro sito web, puoi visualizzare il manuale più popolare per l'uso del prodotto Acer V203W.

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Manuale completo del dispositivo Acer V203W, come deve essere?
Il manuale per l’uso, denominato anche istruzioni per l’uso, o semplicemente il manuale è un documento tecnico progettato per aiutare ad utilizzare Acer V203W dagli utenti. I manuali sono di solito scritti da uno scrittore tecnico, ma in un linguaggio accessibile a tutti gli utenti Acer V203W.

Il manuale per l’uso completo Acer, dovrebbe includere vari elementi di base. Alcuni di loro sono meno importanti, come ad esempio: copertina / pagina del titolo o pagina di autore. Tuttavia, la parte rimanente, dovrebbe fornire informazioni importanti dal punto di vista dell'utente.

1. Introduzione e la guida su come utilizzare il manuale Acer V203W - All'inizio di ogni manuale, dovremmo trovare indizi su come utilizzare il documento. Dovrebbe contenere informazioni sulla posizione dell’indice Acer V203W, FAQ o i problemi più comuni : i punti che sono più spesso cercati dagli utenti di ogni manuale
2. Indice - elenco di tutti i suggerimenti per Acer V203W che possono essere trovati nel documento corrente
3. Suggerimenti su come utilizzare le funzioni di base del dispositivo Acer V203W - che ci dovrebbe aiutare nei primi passi durante l'uso Acer V203W
4. Troubleshooting - sequenza sistematica delle attività che vi aiuterà a diagnosticare e, successivamente, risolvere i problemi più importanti del Acer V203W
5. FAQ - domande più frequenti
6. Dettagli di contatto Informazioni su dove cercare il contatto con il fabbricante / servizio Acer V203W in un dato paese, se il problema non può essere risolto da noi stessi.

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