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Download Samsung 20031016132210843 5 trouble 474 docs - LCD television
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20031016132210843_5_trouble_474.pdf | | 5 Troubleshooting
5-1 No Power
Does proper DC 14V/5V appear at No
1 Check FT101 and FT103.
DC jack connected to CN120?
Yes
Does proper DC 5V No
4 Check IC103 and IC102.
appear at Pin 2 of IC102?
Yes
Does proper DC 2.5V No
2 Check IC106.
appear at Pin 2 of IC106?
Yes
Does proper DC 14V No
3 Check IC108.
appear at Pin 5 of IC108?
Yes
Does proper DC 5V No
1 Check IC108.
appear at FT107?
Yes
Check IC401.
LW20M11C |
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