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Acer X193HQ Service Manual

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Product Service Manual – X193HQ
Service Manual for acer: X193HQ
P/N: 9J.0NA11.xxx
9J.0NA12.xxx
Applicable for All Regions
Version: 001
Date:2008/07/15
Notice:
- For RO to input specific "Legal Requirement" in specific NS regarding to responsibility and liability
statements.
First Edition (July, 2008)
© Copyright Acer Corporation 2008. All Right Reserved.
- 1 -

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  Summary of Contents for Acer X193HQ

  • Page 1 Applicable for All Regions Version: 001 Date:2008/07/15 Notice: - For RO to input specific “Legal Requirement” in specific NS regarding to responsibility and liability statements. First Edition (July, 2008) © Copyright Acer Corporation 2008. All Right Reserved. - 1 -...
  • Page 2: Table Of Contents

    Content Index Abbreviations & Acronyms ................3 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.
  • Page 3: Abbreviations & Acronyms

    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

    3.1. Introduction X193HQ is defined as 18.5”W LCD Monitor supports 1366x768@60Hz resolution with DPMS (Display Power Management System) and acer eColor function. There are dual input types, D-sub, DVI. X193HQ adopts AUO panel, M185XW01 V0 and scalar, RTD2525LH. The features summary is shown as below, * All panel spec.
  • Page 6: Operational Specification

    Auto adjustment function supported “Auto-Key” function DDC function supported (EDID ver. 1.3) DDC2B DDC-CI support version 1.1 or later DDC-CI Audio speakers supported Audio Jack (input connector) supported Earphone Jack (input connector) supported Microphone function supported Mechanical Tilt base design From -5 to +23 degree VESA wall mounting design Mechanical Rotate design...
  • Page 7 3.2.2 Signal interface Item Condition Spec OK N.A Remark Color: Black √ Length: 1800 +/- 30 15-pin D-Sub Signal Cable Color: Black √ 24-pin DVI-D Length: 1800 +/- 50 15-pin D-sub See Note-1 √ For 15-pin D-sub connector 24-pin DVI-D See Note-2 √...
  • Page 8 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 Floating Hot Plug Detect Floating TMDS RX0- DDC Clock TMDS RX0+ DDC Data TMDS Ground Floating Floating TMDS RX1-...
  • Page 9 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 √ EDID Version 1.3 the detailed EDID data definition. √ DDC-CI Version 1.1 or Later Refer to S/W spec 3.2.6 Support Timings Horizontal...
  • Page 10: Operational & Functional Specification

    3.3. Operational & Functional Specification 3.3.1 Video performance *All spec. of monitor need to warm up at least 1hr. Item Condition Spec OK N. Remark Any input resolution √ Resolution modes which are under 1366x768 1366x768 Test Condition: Set Contrast at √...
  • Page 11 3.3.4 Environment Item Condition Spec OK N. Remark √ 0 ~ +40 ℃ Operating Temperature -20 ~ +60 ℃ √ Non-operating Non- √ Operating 10 ~ 90% condensing Humidity Non- √ Non-operating 10 ~ 90% condensing at 25° C (hold √...
  • Page 12 3.3.7 EMC Item Condition Spec OK N. Remark Band 1 < 10 V/m √ Electric Band 2 < 1 V/m TCO03 Band 1 < 200nT √ Magnetic Band 2 < 25nT After Mass production FCC part 15J class B under 1dBuv for constant √...
  • Page 13: Lcd Characteristics

    3.4. LCD Characteristics 3.4.1 The Physical definition & Technology summary of LCD panel AUO M185XW01 V0 Item Condition Spec OK N. Remark √ LCD Panel Supplier √ Panel type of Supplier M185XW01 V0 √ Screen Diagonal 470.1 mm(18.5”W) √ Display area Unit=mm 409.8(H) x230.4(V) √...
  • Page 14: User Controls

    From 10 sec to 120 sec √ OSD Lock EMEA/Non-EMEA √ Language languages for Asia/Europe Version √ Recall Recall All √ Mode Acer Empower Mode D-sub √ Input Select √ Sharpness √ Display Information For input timing √ Volume √ Mute √...
  • Page 15: Mechanical Characteristics

    3.6. Mechanical Characteristics 3.6.1 Dimension Item Condition Spec OK N.A Remark √ Bezel opening 411.7*232.3 mm 456.41*280.56*68.46m √ Monitor without Stand W x H x D mm 456.41*334.54*163.72m √ Monitor with Stand W x H x D mm √ Carton Box (outside) L x W x H mm 504*126*394mm Tilt: -5 ~ +15 degree...
  • Page 16: Pallet & Shipment

    3.7. Pallet & Shipment 3.7.1 Container Specification Quantity of products Quantity of Products Quantity of pallet Stowing Type (sets) (sets) (sets) ontainer (Every container) (Every Pallet) (Every Container) Pallet A: 94 Pallet A: 10 Pallet B: Pallet B: With pallet 2068 Pallet A: 94 Pallet A: 22...
  • Page 17 √ FIMKO EN60950 √ CE Mark 73/23/EEC √ IEC60950 √ EN60950 EN60950 / √ TUV/GS EK1-ITB 2000:2003 √ CCC (China) CB4943 √ GOST EN60950 √ TUV type-approved √ SASO IEC60950 √ CE Mark 89/336/EEC √ FCC (USA) FCC Part 15 B √...
  • Page 18: Packing

    3.9 Packing - 18 -...
  • Page 19: Disassembly /Assembly

    Assembly Disassembly / 4.1. Exploded View - 19 -...
  • Page 20: Disassembly /Assembly

    4.2. Disassembly /Assembly Assembly SOP Preparation before assemble 1. Clean the room for work 2. Identify the area for material 3. Prepare the implement, equipments, material as bellow: 1) Press-fixture 2) Working table 3) Screw-driver 4) Knife*1 5) Glove 6) Cleaning cloth 7) ESD protection picture Operation...
  • Page 21 Assemble the panel on Go to with Left. CLM-F. Assemble PCBA Assemble the PCBA to Main-Chassis Fix the SPS board by 3 Screw-driver Attention the order screws. 7+1Kg*cm by one to three. Hole size: ¢2.68±0.03 Screw head: #2 Length:60-80 Lock screws of Screw-driver Attention the order FLAT+EXT and fix the...
  • Page 22 Fasten the AC-socket to Main-Chassis Lock screws of side on Screw-driver Attention the order Main-Chassis with 5+0.6Kg*cm by one to three. 2/4,based on DVI. Hole size: #4-40 Screw head: #2 Length:60-80 Fasten the LVDS to panel Stick an Y tape to fix the LVDS cable - 22 -...
  • Page 23 Stick four AL tape to Attention the order Main-Chassis and position. Insect the inverter wire and stick an acetic tape to fix the wire one by one. Assemble PCBA of ctrl BD and insect the inverter wire for connection with CLM-F and AC-socket, and stick an acetic tape to fix the wire at last.
  • Page 24 Assemble bracket , Attention L or R. Cover the cover board at last. Assemble with shackles. Lock 2 screws for Screw-driver: fasteness. 7.5+0.5Kg*cm Hole size: ¢3.35±0.05 Screw head: #2 Length:60-80 Lock 4 screws to RC. Screw-driver: 7.5+0.5Kg*cm Hole size: ¢3.35±0.05 Screw head: #2 Length:60-80...
  • Page 25 Disassembly SOP 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.
  • Page 26 Turn over the Don’t draw the BZL Screw-driver: monitor ,dismantle the 5.0±1.0Kg*cm Rear cover from the monitor. Screw head: #2 Disassembled the ctrl BD wire shielding and one acetic tapes. Tear off these two acetic tapes. Kick off the wire. Take the entire internal mechanism from Bezel and then put it on the...
  • Page 27 Tear off these Y tapes. Pull out these wires. Disassembled the Screw-driver screws : 2/4 screws , 5+0.6Kg*cm based on DVI. Screw head: #2 Disassembled these AC-socket to Main- Chassis. Disassembled these Screw-driver : screws which fixed the 7+1Kg*cm I/F and SPS board. 6 Screws Screw head: #2...
  • Page 28: Level 1 Cosmetic / Appearance / Alignment Service

    5. Level 1 Cosmetic / Appearance / Alignment Service 5.1 Alignment procedure (for function adjustment) A list of necessary alignments for the LCD monitor: Items Description Remark Timing adjustment Preset timing White balance adjustment 1. Burn In: On 2. User Mode 3.
  • Page 29 Figure-1: Preset Timing modes list Horizontal Vertical Resolution Resolution Nominal Pixel Frequency Frequency Mode (active dot) (total dot) Clock (MHz) (KHz) (Hz) 640x480@60Hz 800 x 525 31.469 59.941 25.175 640x480@72Hz 832 x 520 37.861 72.809 31.500 640x480@75Hz 840 x 500 37.500 75.000 31.500...
  • Page 30 5.1.3 Auto color balance adjustment: (Analog only, it is not required for DVI-D input source) 1. Setup input timing SXGA (1280x1024@75), pattern 42(5-Mosaic pattern with white color frame) with Analog signals from Chroma video pattern generator. 2. Enter factory mode (press “e-Key” then press “power” button to turn on monitor). 3.
  • Page 31: 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 32 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. - 32 -...
  • Page 33 Step 4: Press “64K” button to load *series*.hex file and press “64~96” button to load *extend*.hex file from your compute 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. - 33 -...
  • Page 34 Note: you can change program speed bar to meet your equipment speed if program firmware fail. - 34 -...
  • Page 35 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” and “>” key at the same time to exit Burn in mode(factory mode),and soft power key off/on restart the monitor.
  • Page 36: Edid Upgrade Procedure

    5.3 EDID Upgrade Procedure Step 1: Run the program “Q-EDID-V016.exe”, when the UI popped up Note: If “VGA” choose 128bytes, and “HDMI” choose 256bytes - 36 -...
  • Page 37 Step 2: Click “Open File” and select “VGA” or “HDMI” EDID file Step 3: If load file is successful, it shows “Open EDID Table OK..”. And then, Click “Write EDID” button to update EDID - 37 -...
  • Page 38 Step 4: If write EDID is successful, it shows ”Write EDID OK …” And then, click “Read EDID” button to check if successful or not. Step 5: If read EDID is successful, it shows” Read EDID OK …” - 38 -...
  • Page 39: Osd Operation Guide

    5.4 OSD Operation Guide OSD Function Requirements - 39 -...
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  • Page 42 Remark: Acer logo must be appeared while “power on” or “suspend” - 42 -...
  • Page 43: Level 2 Circuit Board And Standard Parts Replacement

    6. Level 2 Circuit Board and Standard Parts Replacement 6.1. Trouble Shooting Guide 1. No Display or display is unstable: 1.1. Interface Board: No picture or picture unstable Turn on power Power off ? Check all of wires then turn Does cable plugs in on power switch again.
  • Page 44 2. BUTTON Function: 2.1 Control Board OSD is not working Is control BD connecting? Plug control BD then retry Is bottom switch normally? Replace control BD then retry Is OSD working?? Check Interface BD 3. OSD function: OSD doesn’t work Is control BD working? Replace control BD Check interface BD...
  • Page 45 4. Power no work troubleshooting Power Board Functions Does IP Board 5V /12V Replace the power Is the power cord good? Output normally? cord Replace IP board Check IC601 Check IC601 whether the Vcc and related signal output normally? Check Q601 Check Q601 whether Gate input related signal...
  • Page 46: Circuit Operation Theory

    6.2 Circuit Operation Theory I. Introduction: X193HQ is a 18.5 inch and 24bits color TFT LCD monitor, which can support the resolution up to 1366x768. 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 47 III. Circuit operation theory: A.) THE MAIN BODY: A-1.) Interface board block diagram: (a) 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.
  • Page 48 2.) 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 49: Spare Parts List

    LEVEL CATEGORY DESCRIPTION OEM PART NO. LCDM18.5W M185XW01-V0 Z AUO 5F.LUHV0.001 PCBA CTRL BD MI P22XW 5E.0GT03.001 BOARD PCBA IFBD DUAL AU MI X193HQ 5E.0NA01.004 BOARD PCBA SPS BD MI X193HQ 5E.0NA02.001 BOARD CORD H05VV-F 10A250V EUR 1.8M 2G.00921.001 CABLE CABLE DVI-D/DVI-D 1.8M IS_8 VW...
  • Page 50: Appendix 1 - Screw List / Torque

    Appendix 1 – Screw List / Torque (A)STANDARD SCREW TORQUE SPEC. HOLE Mounting TORQUE Screw ITEM DESCRIPTION Color SIZE Material (KG-CM) Head (MM) Metal; SCRW MACH HEX #4- 8F.205B4.019 5.0±0.6 #4-40 40*0.3" N D-SUB;DVI Connector None tread : 8 ~ 10 ∅...
  • Page 51: 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 - 51 -...
  • Page 52 Fig. 2 Appearance Description - 52 -...
  • Page 53: Appendix 3 - Control Board

    Appendix 3 – Control Board - 53 -...
  • Page 54: Appendix 4 -Power Board

    Appendix 4 –Power Board - 54 -...
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  • Page 56: Appendix 5 -Interface Board

    Appendix 5 –Interface Board - 56 -...
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