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Acer V193W Product Service Manual

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Product Service Manual – V193W
Service Manual for acer: V193W
P/N:
Applicable for All Regions
Version: 001
Date:2009/6/18
Notice:
- For RO to input specific "Legal Requirement" in specific NS regarding to responsibility and liability
statements.
First Edition (June, 2009)
© Copyright Acer Corporation 2009. All Right Reserved.
- 1 -

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Summary of Contents for Acer V193W

  • Page 1 Applicable for All Regions Version: 001 Date:2009/6/18 Notice: - For RO to input specific “Legal Requirement” in specific NS regarding to responsibility and liability statements. First Edition (June, 2009) © Copyright Acer Corporation 2009. All Right Reserved. - 1 -...

  • Page 2: Table Of Contents

    Content Index 1. About This Manual ......................3 1.1. Trademark ........................3 2. Introduction ........................4 2.1. RoHS (2002/95/EC) Requirements .................. 4 2.2. Safety Notice ........................4 2.3 .Compliance Statement ..................... 4 2.4. General Descriptions ....................... 4 3. Product Overview ......................5 3.1.

  • Page 3: About This Manual

    Abbreviations & Acronyms 1. About This Manual This manual contains information about maintenance and service of acer products. Use this manual to perform diagnostics tests, troubleshoot problems, and align the acer product. 1.1. Trademark The following terms are trademarks of Acer Inc. :...

  • Page 4: Introduction

    2. Introduction This section contains general service information, please read through carefully. It should be stored for easy access place for quick reference. 2.1. RoHS (2002/95/EC) Requirements – Applied to all countries require RoHS. The RoHS (Restriction of Hazardous Substance in Electrical and Electronic Equipment Directive) is a legal requirement by EU (European Union) for the global electronics industry which sold in EU and some counties also require this requirement.

  • Page 5: Product Overview

    3. Product Overview 3.1. Introduction V193W is defined as our new 19”W model in ACER V series which will be the ACER project in Qisda. V193W is defined as 19”W LCD Monitor supports 1440(H) x 900(V) resolution with DPMS (Display Power Management System) and ACER eColor function.
  • Page 6 AC power input 90-264 Volts, 47-63 Hz. DC power input (with AC power adapter) No DPMS supported <1W LED indicator for power status showed Blue/Amber OSD for control & information supported Yes EMEA Multi-language supported for OSD Non-EMEA 6 buttons including 1 Buttons control supported monitor power on/off control button.

  • Page 7: Operational Specification

    3.2. Operational Specification 3.2.1 Power supply Item Condition Spec OK N.A Remark  Input Voltage range Universal input full range 90~264VAC /47~63Hz  Input Current range 90 ~ 264VAC < 0.7 Arms  Normal “On” operation Power Consumption < 31 W LED: Blue ...
  • Page 8 Impedance 50 Ohm TDR Scan  needed for DVI cable and interface board Note-1: The pin assignment of 15-pin D-sub connector is as below, Signal Assignment Signal Assignment Red video PC5V (+5 volt power) Green video Sync Ground Blue video Ground Ground Cable Detected...
  • Page 9 Note-2: The pin assignment of 24-pin DVI-D connector is as below, Signal Assignment Signal Assignment TMDS RX2- Floating TMDS RX2+ +5V Power TMDS Ground Ground(Cable Detect) Floating Hot Plug Detect Floating TMDS RX0- DDC Clock TMDS RX0+ DDC Data TMDS Ground Floating Floating TMDS RX1-...
  • Page 10 3.2.5 Plug & Play DDC2B DDC-CI Support Item Condition Spec OK N.A Remark  DDC channel type DDC2B Refer to S/W spec. document to see the  EDID Version 1.3 detailed EDID data definition.  DDC-CI Refer to S/W spec Version 1.1 or Later 3.2.6 Support Timings Resolution...

  • Page 11: Operational & Functional Specification

    3.3. Operational & Functional Specification 3.3.1 Video performance *All spec. of monitor need to warm up at least 1hr. AUO M190PW01 V5 Item Condition Spec OK N. Remark Any input resolution modes  Resolution 1440x900 which are under 1440x900 Test Condition: Set Contrast at 50, ...
  • Page 12 SEC LTM190BT03 Item Condition Spec OK N. Remark Any input resolution modes  Resolution 1440x900 which are under 1440x900 Test Condition: Set Contrast at 50,  Contrast ratio 600(min),1000(typ.) Brightness at 100, Color at User preset. Test Condition: Set At R/G/B saturated 300 cd/m (typ.),250 cd/m Contrast at 50,...
  • Page 13 Test Specification: 1. Frequency Hertz 5 ~ 250 HZ , PSD Level 0.0054 (G2/Hz)  (1) Vibration Package, Non-Operating 2. Grms = 1.146 3. Sweep Time : 30 minutes per Axis 4. Axes : X,Y,Z Test Spectrum: 20 Hz 0.0185(g2/Hz) 200Hz 0.0185(g2/Hz) Unpackaged, Non- (2) Unpackaged Vibration...

  • Page 14: Lcd Characteristics

    3.3.9 Audio performance Item Condition Spec N.A Remark Preamp + Power amp (1)Output power 1 Wrms/CH @ 1KHz <1% (2)THD (@ 1W) (3)S/N ratio >40dB Speaker Driver (1)Nominal impedance 8 ohm (2)Rated input power 1 W/CH 500~20KHz SPL-10dB (3)Frequency response (4)Output sound pressure...
  • Page 15 Item Condition Spec OK N. Remark  LCD Panel Supplier  Panel type of Supplier LTM190BT03  481.33 mm(19”W) Screen Diagonal  Display area Unit=mm 408.24(H) x 255.15(V)  Physical Size Unit=mm 428.0(H) x 278.0(V) x 17.5(D)  Weight Unit=gram 2550 (typ.) ...
  • Page 16 [msec] Rising + Falling Red x 0.611 0.641 0.671 Red y 0.305 0.335 0.365 Color / Chromaticity Green x 0.268 0.298 0.328 Coordinates (CIE) Green y 0.578 0.608 0.638 Blue x 0.117 0.147 0.177 Blue y 0.040 0.070 0.100 Color Coordinates (CIE) White x...

  • Page 17: User Controls

    OSD Horizontal position  OSD Position OSD Vertical position  OSD Time From 10 sec to 120 sec  OSD Lock EMEA/Non-EMEA languages  Language for Asia/Europe Version  Recall Recall All  Mode ACER Empower Mode - 17 -...

  • Page 18: Mechanical Characteristics

    D-sub  Input Select HDMI Full  Wide Mode Aspect  Sharpness  Display Information For input timing  Volume  Mute  Hot key for Auto  Hot key for Contrast  Hot key for Volume  Hot key for Input Select ...

  • Page 19: Pallet & Shipment

    Uc: AT-IM-D02;  Texture Bezel: AT-IM-D01 Base: AT-IM-D02 BEZEL : DB27A;  Color UC: DB27A Base : DB27A 3.6.4 Carton Item Condition Spec OK N. Remark  Color Kraft  Material B Flute  Compression strength 200KGF  Burst Strength 14 KGF/cm ...

  • Page 20: Certification

    3.8. Certification Item Condition Spec OK N.A Remark ISO14000  API Doc. 715-C49 Green design Requirement  Blue Angel German Standard  E-2000 Switzerland Environment  USA Standard  TCO’99  TCO’03  MPR2  Green Mark  Microsoft Windows PC98/99 ...

  • Page 21: Packing

    3.9 Packing - 21 -...

  • Page 22: Disassembly /Assembly

    4. Disassembly /Assembly 4.1. Exploded View - 22 -...
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  • Page 24: Disassembly /Assembly

    4.2. Disassembly /Assembly Assembly Procedure Preparation before assemble 1.Clean the room for work 2.Identify the area for material 3.Prepare the implement, equipments, materials as bellow: 1.) Press-fixture 2.) working table 3.) Screw-driver 4.) knife*1 5.) glove 6.) cleaning cloth 7.) ESD protection picture Operation Tool...
  • Page 25 Assemble the C/B with Screw-driver screws*3 Assemble the panel on Go to with Left. CLM-F. The FFC must be affixed besides the under edge of the Tear down the two tape panel behind the FFC and fix the FFC of C/B to panel Assemble the SPK to the main-SHD, the correct position reference on the...
  • Page 26 Assemble the PCBA to Main-SHD Lock 3 screws on the PCBA board with this Screw-driver order. Lock 2 screws on the SPS Screw-driver board with order. 接地螺丝 Scan for fooling Card go with panel. The BKT must fixed into the clip of the BZL Fasten the LVDS to panel and fix the Main-BKT to CLM-F...
  • Page 27 Stick two Al foils on the right and under between pane land Main-BTK Stick an Al foils on the up between panel and Main- Lock screws of side on Attention the order by Main-Chassis with one to four. 2/4,based on DVI. Assemble the L-SHD the correct position reference on the picture...
  • Page 28 Insect the inverter wire one by one and insect the Keep all wires in. speaker wire Insert the FFC cable of control board into the Keep the mark in. connector of I/F board Stick two taps to fix the The tap must not stick speaker wire to the part of the IF Stick an acetic tape to fix...
  • Page 29 Fix the big Al tape to panel Check and put CLM-F on the Main-Chassis None hurt outside. carefully. Assemble the Rear Cover. Check and put CLM-F-abs on working table the carefully. - 29 -...
  • Page 30 Lock 3 screws inside the Screw-driver hinge (FABF-DSSDA1- ***） Lock 4 screws to RC. 60-80mm ＃2 9±1kg.cm Cover the CLM of L and R - 30 -...
  • Page 31 Disassembly Procedure Preparation before disassemble 1.Clean the room for disassemble 2.Identify the area for monitor 3.Check the position that the monitors be placed and the quantity of the monitor ;prepare the area for material flow; according to the actual condition plan the disassemble layout 4.Prepare the implement, equipments, materials as bellow: 1)Press-fixture 2)working table...
  • Page 32 Turn over the monitor ,dismantle the Rear cover from the monitor Tear out the acetic tape Unlock the wires. Disassembled the SHD Screw-driver shielding : 5 screw - 32 -...
  • Page 33 Tear down three pieces of Al foil Tear down the Mylar and the tap Disassembled the AC-soc shielding . Unlock the LVDS wires. - 33 -...
  • Page 34 Disassembled the PCBA Screw-driver shielding : 5 screws Disassembled the SPK Screw-driver shielding : 4 screws Get off the panel from the bezel Get off the big tap from the tape Disassemble the control Screw-driver board - 34 -...

  • Page 35: Level 1 Cosmetic / Appearance / Alignment Service

    5. Level 1 Cosmetic / Appearance / Alignment Service 5.1 Alignment procedure (for function adjustment) 5.1.1 Preparation: 1.) Setup input timing to any preset modes or patterns. 2.) Enter factory mode (press “Empowering” & “Power” buttons at the same time to turn on monitor). 3.) Move cursor into “Burn-in Mode”...
  • Page 36 1152x870@75Hz 1456x915 68.681 75.062 100.000 1152x864@75Hz 1600x900 67.5 VESA 1280x960@60Hz 1800x1000 1280x1024@60Hz 1688x1066 63.981 60.020 108.000 SXGA 1280x1024@75Hz 1688x1066 79.976 75.025 135.000 VESA 1280x720@60Hz 1650x750 44.955 59.940 74.176 1280x800@60Hz 1680x831 49.702 59.810 83.500 WXGA 1360x768@60Hz 1792x795 47.712 60.015 85.500 1440x900@60Hz 1904x931 55.935 59.887...
  • Page 37 Color temperature 0.283+(-) 0.03 0.297+(-) 0.03 (C0/cool on OSD) Luminance > 180 cd/m² Color temperature 0.313+(-) 0.03 0.329+(-) 0.03 (C2/Warm on OSD) Luminance > 220 cd/m² Color temperature (C1/User on OSD) Luminance 7. Move cursor into “Burn-in Mode” tag and select “No” to disable burn-in mode. 8.

  • Page 38: Software / Firmware Upgrade Process

    5.2 Software / Firmware Upgrade Process 5.2.1 Hardware prepared: Hardware Requirement: 1. ISP board x 1 VGA signal input from 15pin D-sub cable of PC or NB. Connect to target monitor Check the Jumpers on the ISP Circuit Board (make sure J5, J6, J7, J8 are set at ping 1,2 ) Connect ISP board and PC...
  • Page 39 5.2.2 Firmware Upgrade Procedure Step 1: Un-zip Port95nt and install into your computer. Step 2: Un-zip ISP application tool (RTDTool) Step 3: Press “RTD 2120 ISP” button to execute firmware program application. - 39 -...
  • Page 40 Step 4: Press “64K” button to load *series*.hex file and press “64~96” button to load *extend*.hex file from your computer. Step 5: Select “Erase” option and execute lightning button first, and then select “Auto” option and execute lightning button to start upgrade firmware to the monitor. - 40 -...
  • Page 41 Note: you can change program speed bar to meet your equipment speed if program firmware fail. 5.2.3 Turn Off Burn In IF the monitor without signal input has Burn In pattern. As the following figure ENTER and RIGHT to Burn In Off Press “MENU”...
  • Page 42 5.2.4 Setup the OSD for Panels 4. Choose “AUO” in Panel Type, and press Enter. 1. Press the OSD setting 2. Choose “On” in Burn In 5. Check OSD to make sure the panel type is match with your panel. 3.

  • Page 43: Edid Upgrade Procedure

    5.3 EDID Upgrade Procedure Step 1: Run the program “Q-EDID-V012.exe”, when the UI popped up - 43 -...
  • Page 44 Note: If “VGA” choose 128bytes, and “HDMI” choose 256bytes Step 2: Click “Open File” and select “VGA” or “HDMI” EDID file - 44 -...
  • Page 45 Step 3: If load file is successful, it shows “Open EDID Table OK..”. And then, Click “Write EDID” button to update EDID Step 4: If write EDID is successful, it shows”Write EDID OK …” - 45 -...
  • Page 46 And then, Click “Read EDID” button to check if successful or not. Step 5: If read EDID is successful, it shows”Read EDID OK …” - 46 -...
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  • Page 48: Osd Operation Guide

    5.4 OSD Operation Guide - 48 -...
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  • Page 53: Level 2 Circuit Board And Standard Parts Replacement

    6. Level 2 Circuit Board and Standard Parts Replacement 6.1. Trouble Shooting Guide No Display or display is unstable (Interface Board): Screen is Blank and Power LED is White. Follow instructions from OSD dialog OSD shown when key pressed? Proceed to “Check Control Board”.
  • Page 54 Check Control Board Checking Contorl Board Working ? Re-plug the control wire, then retry Traces Replace the Control OK ? Board, then retry Components to Replace the Control board OK ? components, then retry Replace a new Control board - 54 -...
  • Page 55 3 Check Scalar S c a la r fa ile d to o u tp u t d a ta A re a ll th e p o w e r a n d P o w e r o r th e g ro u n d p in s g ro u n d p in s a t th e c o rre c t v o lta g e le v e l? h a s b a d c o n ta c ts...
  • Page 56 4 Check LCD Module L C D m o d u le fa il L C D m o d u le fa il T o d is p la y T o d is p la y im a g e im a g e N o P ic tu r e N o P ic tu r e...
  • Page 57 5 Power Board no work troubleshooting: No Backlight Check V-inverter ok? D701/D702 Replace D701/D702 Check +5V ok? D703/D704 Replace D703/D704 Check CN701 pin2 Check F601, Replace F601, Check I/F BD (BL-ON) is Hi? Q601, R615 OK? Q601, R615. Check CN701 pin1 Reaplce IC601 (BRT-ADJ) exist? Check IC801...
  • Page 58 6 Audio Function: Audio do not work Was Audio Input Was Audio V Plug Audio input. plugged? existed? Check MCU send VOL_ON control Check VOL_ON signal or not. Adjust volume Return Power control switch to Check VOL_ADJ Function Step. normal. Was CN551 Plug CN551 plugged?

  • Page 59: Circuit Operation Theory

    I. Introduction: V193W is a 19 inch and 24bits color TFT LCD monitor, which can support the resolution up to 1280 x 1024. It has VGA input and compliant with VESA specification to offer a smart power management. The monitor has DDC/CI function to make the monitor communicate with PC by Acer ADM DDC/CI software, and also it has ACM function to let the monitor contrast ratio up to 10000:1.
  • Page 60 III. Circuit Implementations: THE MAIN BODY: A-1.) Interface board block diagram: Circuit operations: The scaling IC has OSD and auto detecting input timing functions. OSD offers adjustable functions to the end-users. Auto detecting timing function can detect change modes. It outputs the digital R-G-B data, pixel clock and control signal to TCON of the LCD module.
  • Page 61 compatible advanced color control features. EEPROM: We use 24C16 EEPROM to store monitor user data and user preset timings. There are 16 user timing modes are automatically saved in it. Each timing mode is allocated with 22 bytes of memory space for information such as Sync frequencies, polarities…...

  • Page 62: Spare Parts List

    6.3 Spare Parts List Picture CATEGORY DESCRIPTION ACER PART NO. LCDM19W LK.19005.035 M190EG02-V7 P/G Board BOARD PCBA IF BD A+S AU 55.LHV0Q.001 MI V193W BOARD PCBA SPS BD AUDIO 19.LHV0Q.001 MI V193W BOARD PCBA CTRL BD MI 55.LHV0Q.002 V193W - 62 -...
  • Page 63 Cable CABLE 27.LBJ0Q.001 CORD SVT125V WO/SH1.8M US DELL CABLE 50.LE10Q.001 WIRE 10/11P 90MM B173 CABLE 50.LHV0Q.001 FFC LVDS 30P NO SILVER 220SW9 CABLE 50.LHV0Q.002 FFC WIRE 7P CTRL BD V193W CABLE 50.LBJ0Q.002 CABLE SIGNAL/C H+V OD_5.5 1.8M - 63 -...
  • Page 64 CASE/COVER/BRA 60.LHV0Q.004 CKET ASSEMBLY ASSY BASE W/P ANA DB27A V203W CASE/COVER/BRA 60.LHV0Q.003 CKET ASSEMBLY ASSY RC ABS DB27A DSUB+AUD AUO CASE/COVER/BRA 60.LHV0Q.001 CKET ASSEMBLY ASSY CLM DB27A V193W CASE/COVER/BRA ASSY BZL ABS 60.LHV0Q.002 CKET ASSEMBLY DB27A V193 - 64 -...

  • Page 65: Appendix 1 - Screw List / Torque

    Appendix 1 – Screw List / Torque (A) STANDARD SCREW TORQUE SPEC. MOUNTING TORQUE HOLE SIZE Screw ITEM DESCRIPTION MATERIAL (KG-CM) (MM) Head 8F.205B4.019 SCRW MACH HEX #4-40*0.3" NI METAL 5.0±0.6 #4-40 Side mount:3±0.6 8F.5A224.5R0 SCRW MACH FLAT M3*5L ZN METAL M3*0.5 Other: 4±0.6...
  • Page 66 (B) SPECIAL SCREW TORQUE SPEC. MOUNTING TORQUE HOLE SIZE Screw ITEM DESCRIPTION MATERIAL (KG-CM) (MM) Head 2.35±0.05 #2 8F.00274.8R0 SCREW FPH TAP M3*8L NI Plastic 5.0±1.0 2.6±0.03 8F.00003.143 SCRW TAP PAN #4-40*3/8 Aluminum 3.3±0.3 No thread ： 8 ～ 10 2.68±0.03 #2 Have thread:6 ～...
  • Page 67 SCREW DVI SCREW D-SUB SCREW TORQUE: 3± 0.5 (KG- SCREW TORQUE : 3± 0.5(KG- - 67 -...

  • Page 68: Appendix 2 - Physical Dimension Front View And Side View

    Appendix 2 – Physical Dimension Front View and Side view Fig. 1 Physical Dimension Front View and Side view - 68 -...

  • Page 69: Appendix 3 - Control Board

    Appendix 3 – Control Board - 69 -...
  • Page 70 +3.3V PC5V EDID_VCC D N4 BAV70 BZV55C6V2 100 J TP59 0.047U 16V RED1- 0 .1U Z TP38 12K J 12K J TP60 TP41 TP39 75 J 4.7P C TP61 56 J TP42 TP40 0.047U 16V RED1+ 150 J TP58 TP44 TP62 +3.3V 150 J...
  • Page 71 U9 spec. Vds=-30V, Vgs=+/-12V Id=-3.5A when ambient temp.=70 degre Reset circuit for CMO L03 over G(1) D(3) rush current S(2) R307 1K J G697L293T1UF /RESET LCD_5V_POWER 100K J C102 R308 0 .1U K 10K J LCD_5V_POWER RXEIN3+ RXEIN3- RXECKIN+ RXECLK- AO3401L RXEIN2+ 22U 25V...
  • Page 72 A_ De te ct A_ De te ct +3.3V 0 . 1 U Z 130 J P ZU6 .2 B2 SCL _ D RX2- TP45 130 J S DA_ D RX1- TP46 D V IPC5 V RX0- TP47 D N6 R110 TP48 0 .
  • Page 73 +3.3V T MD S _ VDD Z220 T MD S _ VDD T MD S _ VDD 0 . 1 U Z N C / 0 J 4 7 U 2 5V 0 . 1 U Z Option LH-->R24 R 1 .8 D V C C U 1 2 RM2101B0DA +3.3V...
  • Page 74 +3.3V C 65 +3.3V 10P J 10P J NC 1M 4.7K J 24MHZ WP_C04 AD C_KEY3 AD C_KEY2 4.7K J AD C_KEY1 POWER_KEY Cable_Detect_D P6.5 P3.5/T1 M512_XOUT S DA P6.6/CLKO1 P3.4/T0 Z120 P6.7 P3.3/INT1 VSYNC P3.2/INT0 S DA_A HSDA1/TXD/P3.1 +3.3V RT D2120L-LF SCL_A HSCL1/RXD/P3.0...
  • Page 75 R216 TP32 BRT _ADJ TP33 BL_ON TP70 R220 R221 4.7K J 4.7K J TP34 VOL_ON TP35 VOL_ADJ TP36 R217 SCL_T OUCH R218 Z220 SDA_T OUCH TP37 +3.3V C 50 C 52 2K61185110 0.1U K 47U 25V 0.1U K 0.1U K 0.1U K 0.1U K 2KK2087007...
  • Page 76 2KK2088007 KEY_POW ER 1K J 10K J 6B40100021 C7 220P K K E Y_RIGHT 220P K O R G/BLU 6B40100021 Z D1 UDZS 6.2B KEY_LEFT 1K J Z D2 UDZS 6.2B 10K J LED1 6B40100021 K E Y_MENU 6B40100021 K E Y_AUTO 1K J 10K J 6B40100021...

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