SyncMaster 570sTFT / 580sTFT
4-1
4 Troubleshooting
Notes:
1. Before troubleshooting, setup the PC’s display as below.
• Resolution: 1024 x 768
• H-frequency: 48 kHz
• V-frequency: 60 Hz
2. If no picture appears, make sure the power cord is correctly connected.
3. Check the following circuits.
• No raster appears: Audio PCB, SMPS PCB, Main PCB
• 12V develop but no screen: Main PCB
• 12V does not develop: Audio PCB, SMPS PCB
4. If you push and hold the “EXIT” button for more than 5 seconds, the monitor automatically turns back
to the factory preset.
4-1 No Power (CN15LSS/LOS) (CN15LSB/LOB)
Does proper DC 12 V appear at
DC jack connected to CN101?
Check SMPS or CN809.
Yes
No
Does proper DC 3.3 V appear at
Pin 4 of IC104?
Check IC104.
Check IC102, IC104, Q101 or
IC105, IC106
Yes
No
Summary of Contents for SyncMaster 570S
Page 2: ...Samsung Electronics Co Ltd May 2000 Printed in Korea P N BN68 00097C 01 ...
Page 13: ...3 Disassembly and Reassembly SyncMaster 570sTFT 580sTFT 3 5 MEMO ...
Page 21: ...SyncMaster 570sTFT 580s TFT 5 1 5 Exploded View and Parts List 5 1 Simple Base CN15LSS 20 ...
Page 22: ...5 Exploded View Parts List 5 2 SyncMaster 570sTFT 580s TFT 5 2 MultiMedia Base CN15LSS ...
Page 23: ...6 Exploded View Parts List SyncMaster 570sTFT 580s TFT 5 3 5 3 Pivot MultiMedia Base CN15LSS ...
Page 24: ...5 Exploded View Parts List 5 4 SyncMaster 570sTFT 580s TFT 5 4 Angle Pivot Base CN15LSS ...
Page 25: ...6 Exploded View Parts List SyncMaster 570sTFT 580s TFT 5 5 5 5 Wire Frame Base CN15LSS 20 ...
Page 26: ...5 Exploded View Parts List 5 6 SyncMaster 570sTFT 580s TFT 5 6 Simple Base CN15LSB ...
Page 27: ...6 Exploded View Parts List SyncMaster 570sTFT 580s TFT 5 7 5 7 MultiMedia Base CN15LSB ...
Page 29: ...6 Exploded View Parts List SyncMaster 570sTFT 580s TFT 5 9 5 9 Angle Pivot Base CN15LSB 18 ...
Page 30: ...5 Exploded View Parts List 5 10 SyncMaster 570sTFT 580s TFT 5 10 Wire Frame Base CN15LSB ...
Page 48: ...6 Electrical Parts List 6 18 SyncMaster 570sTFT 580sTFT Memo ...
Page 51: ...7 Block Diagrams SyncMasyer 570sTFT 580TFT 7 3 Memo ...
Page 52: ...SyncMaster 570sTFT 580sTFT 8 1 8 Wiring Diagram ...