Giáo trình sửa chữa màn hình LCD - Chương11

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Giáo trình sửa chữa màn hình LCD - Chương11

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Giáo trình sửa chữa màn hình LCD -

LCD Monitor Service Guide for L2 (Module) Repair Model: PM17TU/TE/TA V1.0 RESTRICTIONS ON USE OF MATERIALS This manual is only for ASUS authorized service centers to repair ASUS LCD product. The documents are provided as is and no copy, reproduction or transfer shall be made without first acquiring prior written approval from ASUSTEK. All rights reserved 2Release Version List Version Issue Date Remarks v1.0 2006/7/25 First Release 3Index I. PM17TU/TE/TA LCD Monitor Overview 1 II. Product Specification 2 III. MMI .3 Front side .3 Back side 4 IV. Menu & Operating Mode .5 V. Disassembly & Assembly 6 1. Precaution 6 2. Suggest Tools .7 3. Disassembly Procedure 8 3.1 Stand Subsystem 9 3.2 Bezel Subsystem 11 3.3 Board & Panel Subsystem .15 4. Assemble Procedure .26 4.1 Board Subsystem .27 4.2 Bezel Subsystem 36 4.3 Stand Subsystem 39 VI.HW Block Diagram 41 I. PM17TU/TE/TA LCD Monitor Overview z 17” Glare Panel(Color Shine) z High brightness 500nits(Crystal Shine) and 600:1 z 0 bright dot(ZBD) Panel z Trace Free Technology z 4ms(gray to gray) Response Time (PM17TU only) z SplendidTM Video Enhancement Technology z 5 Video Preset Mode by hot key z Earphone output z Outstanding audio (2.5W x 2) z DVI-D and D-Sub signal Input (with DVI cable) z Cable management z Ergonomically superior design (PM17TU/TE) (PM17TA) 2II. Product Specification Technical Specification PM17TU PM17TE PM17TA Panel Size 17" TFT Anti-Reflection GlareYes Yes No Response Time 3ms (GTG) 8ms(Tr+Tf) 8ms(Tr+Tf) Luminance of White 500cd/m2 500cd/m2 400cd/m2 rast Ratio (Max.) 600:1 Viewing Angle (H/V) 140°/ 130° Max. Resolution SXGA 1280X1024 Pixel Pitch 0.264mm ZBD Yes Panel Display Color 16.2M Spendid (Video Intelligence) Yes Digital 24-pin DVI-D Analog 15-pin D-Sub Inputs PC Audio Line IN 3.5mm mini jack Outputs Speaker 2.5WX2 Security Kensington lock Yes VESA Wall Mount 75X79mm Base Operation Tilt-5/+20 degree ME Color Shining Black Shining Black Silver Power Supply AC: 100~240V Power on mode <48W Power Standy by mode <2W Net 4.5kg 4.2kg 4.2kg Weight Gross 6.1kg 5.8kg 5.8kg Net 390X416X176mm Dimension Packing 451X480X150mm Accessory DVI cable, D-sub cable, Audio cable, Power cord, User Guide Regulation Approval ISO 13406-2, Energy Star, UL, cUL, CB, CE, FCC, CCC, BSMI, Gost-R, C-Tick, MIC TCO99, ISO 13406-2, Enery Star, UL, cUL, TUV-GS, CB, CE, FCC, CCC, BSMI, Gost-R, C-Tick, MIC TCO99, ISO 13406-2, Energy Star, UL, cUL, TUV-GS, CB, CE, FCC, CCC, BSMI, Gost-R, C-Tick, MIC 3III. MMI Front side 4Back side 5IV. Menu & Operating Mode Menu Splendid Color Luminance (1) Scenery Mode (2) Standard Mode (3) Theater Mode (4) Game Mode (5) Night View Mode (1) Color Temp. (2)Skin Tone (3) RGB user mode (4) Cool Temp (5) Normal Temp (6) Warm Temp (1) Contrast (2) Brightness OSD Adjustment Image Setup Input Selection (1) H-Position (2) V-Position (3) OSD Timeout (1) Focus (2) Image Position (3) Auto select (1) Analog (2) Digital Preset Modes Timing Chart 6V. Disassembly & Assembly 1. Precaution Please read the precautions as follows to prevent any damages to the LCD Monitor and also select the appropriate tools for disassembly and re-assembly.  Make sure all power connection is removed. Be sure that the LCD Monitor is in power off status.  Prepare soft cloth and sponge as working platform to place LCD monitor horizontally.  Hold LCD by the side carefully and DON’T touch or press panel directly.  Remove all rings, watches and any other metal objects from your hands which possible to cause scratch.  Always wear a ground strap or anti-static glove to protect the parts from static discharge. ESD (electro-static discharge) protection is required to guarantee the safety of product and personnel. 72. Suggest Tools Here are some tools that can be used for the LCD monitor’s service and repair. Philips-head Screwdriver Use a Philips-head screwdriver to fasten/remove the K- or B-typed screws P/N:N/A Gloves To protect LCD Panel and your hand P/N: (L) 16-003300131 (M) 16-003300130 C/D Disassembly Tool Use C/D Disassembly Tool to open cosmetic cover and avoid scratch. P/N: 13GV0400PZZZZ Spacer Screwdriver Use a spacer screwdriver to fasten/remove spacer screws or hex screws. P/N: N/A [...]... 11 2 Disassemble begin from under-part of BEZEL, use hand pull and open outward for bottom, left and right side, and then top of BEZEL 12 3 Remove 2 screws on KEY POWER BOARD 4 Unplug KEY POWER BOARD cable 13 5 Release 4 screws on left and right speakers 14 3.3 Board & Panel Subsystem LCD Panel 1 Remove 6 screws on LCD Panel 2 Slightly Lift the LCD panel from bottom of LCD PANEL, about 30 degrees 15...3 Disassembly Procedure Information in this section is to perform the disassembly procedure of the LCD monitor Depending on the failures, replace the defective parts accordingly Asus PM17TU/TE/TA LCD Monitor consists of various subsystems This section describes the procedures for LCD monitor disassembly In addition, the detailed disassembly procedures of individual subsystem will be provided... Remove 5 screws on METAL CASE and HINGE to dismount 25 4 Assemble Procedure Information in this section is to perform the assembly procedure of the LCD monitor Asus PM17TU/TE/TA LCD monitor consists of various subsystems This section describes the procedures for LCD monitor assembly In addition, the detailed assembly procedures of individual modules will be provided for your service needs The assembly procedure... away POWER board 19 Main Board 1 Unplug (A) SPEAKER CABLES (B) KEY BOARD CABLE (C) AUDIO CABLE and (C) OVERDRIVE BOARD CABLE (for PM17TU only) A B D C 20 2 Use space screwdriver to remove 4 screws on D-SUB and DVI PORTS 3 Remove 3 screws on MAIN BOARD to dismount it 21 Key Board 1 Pull out KEY BOARD to dismount 2 Disconnect KEY BOARD CABLE 22 Overdrive Board (for PM17TU only) 1 Open the OVERDRIVE COVER... and secure 3 screws 3 Install OVERDRIVE COVER 28 Key Board 1 Connect KEY BOARD CABLE 2 Place KEY BOARD in the BACK COVER 29 Main Board 1 Place MAIN BOARD on MAIN CASE, and secure 4 screws on DVI and D-SUB cable 2 Secure 3 screws on MAIN BOARD 30 3 Connect (A) SPEAKER CABLES (B) KEY BOARD CABLE, (C) AUDIO CABLE and (D) OVERDRIVE BOARD CABLE (for PM17TU only) A B D C 31 Power Board 1 Secure 1 screw to . TCO99, ISO 1340 6-2 , Enery Star, UL, cUL, TUV-GS, CB, CE, FCC, CCC, BSMI, Gost-R, C-Tick, MIC TCO99, ISO 1340 6-2 , Energy Star, UL, cUL, TUV-GS, CB, CE, FCC,. be used for the LCD monitor’s service and repair. Philips-head Screwdriver Use a Philips-head screwdriver to fasten/remove the K- or B-typed screws P/N:N/A

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