Samsung 171N User Manual

TFT-LCD MONITORChassis ModelGH17A* 171NGH17L* 171s(GH17L***J/***)ManualSERVICETFT-LCD MONITOR CONTENTS1. Precautions2. Product Specifications3. Disass

CONFIDENTIALThere sync. and data output areR212, R213, R214, R215, and RA201 ~ RA212?5 TroubleshootingGH17A*/GH17L***J 5-35-2 No VideoCheck signal cab

CONFIDENTIAL5 Troubleshooting5-4 GH17A*/GH17L***JWAVEFORMS1 25 63 4

CONFIDENTIALGH17A*/GH17L***J 10-110 Schematic Diagrams10-1-1 GH17A* Part Schematic DiagramL:DPMSH:NORMALSeperate the Power Plane and Trace for Audio N

MO50V100pFC206C2031uF10VMOR293R291 001001/16W507YUV0YUV165YUV24YUV33YUV4YUV521YUV6208YUV7YUVCLK8R271188TCON6TCON7187184TCON_IN99TST_SCANVSYNC54XCLK205

10 Schematic DiagramsGH17A*/GH17L***J 10-3CONFIDENTIAL1 2 3 4 5 6

10 Schematic Diagrams10-4 GH17A*/GH17L***JCONFIDENTIALTouch Screen OptionH:NORMALV_syncH_syncL:DPMSSeperate the Power Plane and Trace for Audio Noise1

10 Schematic DiagramsGH17A*/GH17L***J 10-5CONFIDENTIALX202MO16V100nFC23178R327 100RA207123456C237100nF16VMOR2070C25015pF50VRA21112345678Q0 Q1MO50V10nF

10 Schematic Diagrams10-6 GH17A*/GH17L***JCONFIDENTIAL1 2 3 4 5 6

10 Schematic DiagramsGH17A*/GH17L***J 10-7CONFIDENTIALRxEC+RxE3-RxE3+RxEC-5VRxE1+Trigger Option(GND:Falling, HIGH:Rising)5V5VRxOC+RxO3-RxO3+RxE0+GNDGN

Samsung Electronics Co.,Ltd.416, Maetan-3Dong, Paldal-Gu, Suwon City, Kyungki-Do, Korea.Printed in KoreaP/N : BN82-00073C-00http://www.samsungmonitor.

2 Product Specifications2-1 SpecificationsLCD Panel TFT-LCD panel, RGB vertical stripe, normally black transmissive, 17-Inch viewable, 0.264 mm pixel

CONFIDENTIAL2 Product Specifications2-2 GH17A*/GH17L***J2-2 Pin AssignmentsSyncTypePin No.15-Pin D-Sub Signal Cable ConnectorSeparate Composite1234567

CONFIDENTIAL2 Product SpecificationsGH17A*/GH17L***J 2-3QRSPOVideoSyncSyncHorizontalVerticalCDEPOBAVideoSyncSyncSeparate Sync2-3 Timing ChartThis sect

GH17A*/GH17L***J 3-13 Disassembly and ReassemblyThis section of the service manual describes the disassembly and reassembly procedures for theGH17A*/G

3 Disassembly and Reassembly3-2 GH17A*/GH17L***JCONFIDENTIAL1. Push the jig deep in the opening hole2. Push down the jig and pull up the rear covertil

3 Disassembly and ReassemblyGH17A*/GH17L***J 3-3CONFIDENTIAL3-2 Disassembly (GH17L***J)Cautions:1. Disconnect the monitor from the power source before

CONFIDENTIALGH17A*/GH17L***J 5-15 TroubleshootingNotes: 1. Before troubleshooting, setup the PC’s display as below.• Resolution: 1280 x 1024• H-freque

CONFIDENTIAL5 Troubleshooting5-2 GH17A*/GH17L***J5-1-2 No PowerWhen Pin 6 of CN102 is around 2V, does proper DC 8V,3V appear at Pin 1 and 7 ofCN102 se