Page 3 - ii; Copyright; GH17LS/GH17ES Service Manual; Trademarks
ii GH17LS/GH17ES Copyright © 2001 by Samsung Electronics Co., Ltd. All rights reserved. This manual may not, in whole or in part, becopied, photocopied, reproduced, translated, orconverted to any electronic or machine readableform without prior written permission ofSamsung Electronics Co., Ltd. GH17...
Page 4 - Do not use an isolation transformer during this test.; Appliances; Precautions; -1 Safety Precautions
GH17LS/GH17ES 1-1 1-1-1 Warnings 1. For continued safety, do not attempt to modify thecircuit board. 2. Disconnect the AC power and DC power jackbefore servicing. 1-1-2 Servicing the LCD Monitor 1. When servicing the LCD Monitor, Disconnect the AC line cord from the AC outlet. 2. It is essential tha...
Page 5 - Precautions; -2 Servicing Precautions
1-2-1 General Servicing Precautions 1. Always unplug the unit’s AC power cord from theAC power source and disconnect the DC PowerJack before attempting to:(a) remove or reinstall any component or assembly,(b) disconnect PCB plugs or connectors, (c) connecta test component in parallel with an electro...
Page 6 - Product Specifications
2 Product Specifications 2-1 Specifications LCD Panel TFT-LCD panel, RGB vertical stripe, normally black transmissive, 17-Inch viewable, 0.264 (H) x 0.264 (V) mm pixel pitch Scanning Frequency Horizontal : 30 kHz ~ 81 kHz (Automatic) Vertical : 56 Hz ~ 85 Hz (~XGA), 76 Hz (SXGA); GH17ES Vertical : 5...
Page 7 - Sync
2 Product Specifications 2-2 GH17LS/GH17ES 2-2 Pin Assignments Sync Type Pin No. 15-Pin D-Sub Signal Cable Connector Separate Composite 123456789 101112131415 RedGreenBlueGNDDDC Return (GND)GND-RGND-GGND-BDDC Power Input (+5V)Self RasterGNDBi-Dr Data (SDA)H-Sync.V-Sync.DDC Clock (SCL) RedGreenBlueGN...
Page 8 - IBM
2 Product Specifications GH17LS/GH17ES 2-3 Q R S P O Video Sync Sync Horizontal Vertical C D E P O B A Video Sync Sync Separate Sync 2-3 Timing Chart This section of the service manual describes the timing that the computer industry recognizes as standardfor computer-generated video signals. C D A O...
Page 9 - Memo
Page 10 - Disassembly and Reassembly
3-1-1 Removing the Stand 1. With a pad beneath it, stand the monitor on its front with the screen facing downward andthe base close to you. Make sure nothing willdamage the screen. 2. Remove the 4 screws on the Stand. Caution: Be careful. The signal cable andpower cable are still attached to themoni...
Page 12 - -1 Required Equipment; Alignments and Adjustments
4-1 Required Equipment The following equipment is necessary foradjusting the monitor: • Computer with Windows 95 , Windows 98 , or Windows NT . • RS232 JIG. 4-2 RS232 Jig Setup 1. Install Hyper Terminal program from windows system. 2. Configure Baud rate to 19200, select appropriate COM port. 3. Mak...
Page 14 - Troubleshooting
GH17LS/GH17ES 5-1 5 Troubleshooting Notes: 1. Before troubleshooting, setup the PC’s display as below. • Resolution: 1280 x 1024• H-frequency: 64 kHz• V-frequency: 60 Hz 2. If no picture appears, make sure the power cord is correctly connected. 3. If you push and hold the EXIT button for more than 5...
Page 17 - WAVEFORMS
5 Troubleshooting 5-4 GH17LS/GH17ES WAVEFORMS 1 3 5 7 2 4 6
Page 18 - Exploded View and Parts List
GH17LS/GH17ES 6-1 6 Exploded View and Parts List 6-1 GH17LS
Page 19 - Exploded View & Parts List
6 Exploded View & Parts List 6-2 GH17LS/GH17ES 6-2 GH17ES
Page 20 - Electrical Parts List
CIS 0201-001223 ADHESIVE-TS HT-130S,RED,700+/- 50,- SNA CIS 0202-001044 SOLDER-WIRE. S63S-W3.0,S63S,D3,63Sn/37Pb,- SNA CIS 0202-001046 SOLDER-WIRE FLUX CF-110VH-2A,-,-,-,- SNA CIS 0202-001162 SOLDER-CREAM RMA-20-21L,S63,-,SN63/PB36.6/AG0.4,FLUX9.5% SNA CIS 0202-001172 SOLDER-WIRE FLUX RS-107,RS60,D1...
Page 21 - Description
C136 2203-000626 C-CERAMIC,CHIP 0.022nF,5%,50V,NP0,TP,1608 C143 2203-000257 C-CERAMIC,CHIP 10nF,10%,50V,X7R,TP,1608 C144 2402-001044 C-AL,SMD 100uF,20%,25V,-,TP,8.3x8.3x6.3 C145 2203-005005 C-CERAMIC,CHIP 100nF,10%,16V,X7R,TP,1608 C146 2203-005005 C-CERAMIC,CHIP 100nF,10%,16V,X7R,TP,1608 C147 2203-0...
Page 22 - SNA
C213 2203-005005 C-CERAMIC,CHIP 100nF,10%,16V,X7R,TP,1608 C214 2402-000176 C-AL,SMD 10uF,20%,16V,GP,TP,4.3x4.3x5.4 C216 2402-000176 C-AL,SMD 10uF,20%,16V,GP,TP,4.3x4.3x5.4 C218 2402-000176 C-AL,SMD 10uF,20%,16V,GP,TP,4.3x4.3x5.4 C219 2203-005005 C-CERAMIC,CHIP 100nF,10%,16V,X7R,TP,1608 C220 2402-000...
Page 28 - CIS
7 Electrical Parts List GH17LS/GH17ES 7-9 CIS BN39-00114A CBF-SIGNAL NL150MO,15P/15P,2990,1830MM,UL2990,IVORY,D-SUB CIS BN44-00029A INVERTER SIC1801,4LAMP,SIC1801,18.1,14V DC,160x45x17 CIS BN41-00045A PCB MAIN CEZANNE-II,FR-4 ,4,-,1.6T,117.0*172.4*1.6,CN,-,-,-,CN17MS,-,-,-,1.6+,223x118.9,-,-,-,- CN3...
Page 30 - Block Diagram; MCU; Back Light Control
GH17LS/GH17ES 8-1 8 Block Diagram ANALOG PC Scaller + ADC LCD Panel I/F CLOCK MCU Setup Data & User I/F User Key Jag - ASM Back Light Control Power Sequence Control
Page 31 - Block Diagrams
Page 32 - Wiring Diagram
Page 34 - 0 Schematic Diagrams; 0-1 Main Part Schematic Diagram
GH17LS/GH17ES 10-1 10 Schematic Diagrams 10-1 Main Part Schematic Diagram RxO0- RxO0+ RxO1- RxO1+ RxO2- RxO2+ GND RxOC- RxOC+ RxO3- RxO3+ RxE0- RxE0+ GND RxE1- RxE1+ GND RxE2- RxE2+ RxEC- RxEC+ RxE3- GND RxE3+ NC NC NC 5V 5V 5V 12V_BL H:WHITE L:BLACK BASIC TOUCH SCREEN H:NORMAL L:DPMS R25810K 10K R2...
Page 36 - 0-2 Main Part Schematic Diagram
10 Schematic Diagrams GH17LS/GH17ES 10-3 10-2 Main Part Schematic Diagram 1 10K +5V TP168 10K R347 R348 FT205 A 1 B 2 6.3V 120uF C272 L201 3.3UH R224 0 3.3VJF 22 R255 1 A 2 B 100nF C267 R24322 FT203 X201 GND 2 NC 1 OUT 3 VDC 4 100 R254 R278 10K 10K R279 0 R253 10K 0 R274 R273 R275 0 0 0 R276 N4 Y4 V...
Page 38 - 1 Panel Description
SEC LT140X1-002 SA SEC LT150XS-L01 SB L01 SEC LT150XS-L01-B SC L01-B SEC LTM150XS-L02 SD L02 SEC LT181E2-132 SE E2(18.1)-132 SEC LT150XS-T01 SF T01 SEC LTM181E3-132 SG E3(18.1) SEC LT170E2-131 SH E2 SEC LT181E2-131 SJ E2-131 SEC LTM170E4-L01 SK E4 SEC LTM240W1-L01 SL L01 SEC LTM213U3-L01 SM L01 TOSH...