CONFIDENTIAL
5 Troubleshooting
LTM295W/LTM405W
5-3
5-3 No Picture (PC Signal [Analog])
Check Pin 22 and 24 of CN201.
Check CN201 and related circuit.
Yes
No
Check Pin 66 and 67 of CN203.
Check IC203 and related circuit.
Yes
No
Does the colck pluse
appear at R619, R621 and
H/V Sync pulse of IC603?
Check IC603 and related circuit.
Yes
No
IC901 and IC903 and replace it.
Summary of Contents for SyncMaster 400T
Page 11: ...Memo 2 Product Specifications 2 8 LTM295W LTM405W CONFIDENTIAL ...
Page 15: ...Memo 4 Alignments and Adjustments 4 2 LTM295W LTM405W CONFIDENTIAL ...
Page 21: ...Memo 5 Troubleshooting 5 6 LTM295W LTM405W CONFIDENTIAL ...
Page 22: ...CONFIDENTIAL LTM295W LTM405W 6 1 6 Exploded View and Parts List 6 1 LTM295W ...
Page 23: ...6 2 LTM405W 6 Exploded View Parts List 6 2 LTM295W LTM405W CONFIDENTIAL ...
Page 66: ...CONFIDENTIAL Memo 8 Block Diagrams 8 2 LTM295W LTM405W ...
Page 68: ...9 Schematic Diagrams 9 2 LTM295W LTM405W CONFIDENTIAL Memo ...
Page 71: ...10 Schematic Diagrams CONFIDENTIAL 1 IC103 20 CH1 RMS 540V LTM295W LTM405W 10 3 ...
Page 75: ...LTM295W LTM405W 10 7 10 Schematic Diagrams CONFIDENTIAL 6 IC603 613 CH1 RMS 3 96V ...
Page 77: ...LTM295W LTM405W 10 9 10 Schematic Diagrams CONFIDENTIAL 7 IC801 R815 CH1 RMS 3 96V ...
Page 83: ...LTM295W LTM405W 10 15 10 Schematic Diagrams CONFIDENTIAL 10 IC503 28 11 IC503 67 ...
Page 85: ...LTM295W LTM405W 10 17 10 Schematic Diagrams CONFIDENTIAL 12 CN1 1 ...
Page 87: ...LTM295W LTM405W 10 19 10 Schematic Diagrams CONFIDENTIAL 13 IC905 2 CH1 RMS 14 1V ...