
LW15M13C/LW17M11C
5-1
5 Troubleshooting
5-1 No Power
Does proper DC 14V/15V appear
at DC jack connected to CN120?
Check FT101 and FT103.
Yes
No
No
No
No
No
Does proper DC 5V
appear at Pin 2 of IC102?
Check IC103 and IC102.
Check IC401.
Yes
Does proper DC 2.5V
appear at Pin 2 of IC106?
Check IC106.
Yes
Does proper DC 14V
appear at Pin 5 of IC108?
Check IC108.
Yes
Yes
Does proper DC 5V
appear at FT107?
Check IC108.
1
4
2
3
1
Summary of Contents for LW15M13C
Page 11: ...8 Block Diagrams 8 2 LW15M13C LW17M11C ...
Page 14: ...4 Alignments and Adjustments LW15M13C LW17M11C 4 3 ...
Page 16: ...5 Troubleshooting 5 2 LW15M13C LW17M11C WAVEFORMS 1 2 3 4 ...
Page 20: ...6 Exploded View Parts List 6 2 LW15M13C LW17M11C 6 2 LW17M11C ...
Page 47: ...LW15M13C LW17M11C 9 1 9 Wiring Diagram ...
Page 48: ...LW15M13C LW17M11C 10 1 10 PCB Layout 10 1 Main PCB Layout X Y ...
Page 50: ...11 Schematic Diagrams 11 2 LW15M13C LW17M11C 1 2 3 4 ...
Page 52: ...11 Schematic Diagrams 11 4 LW15M13C LW17M11C 5 ...