TROUBLESHOOTING GUIDE
1. NO POWER
NO POWER |
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(POWER INDICATOR OFF) |
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CHECK J801 | NO | TROUBLE IN | |
INPUT VOLTAGE | |||
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(12V) ? |
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YES |
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CHECK J801 | NO | TROUBLE IN | |
5VST VOLTAGE | |||
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(5V) ? |
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YES |
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CHECK |
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U501’s PIN 6. | NO | TROUBLE IN | |
IS THIS PIN |
| U501 or X501 | |
OSCILLATED? |
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YES |
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TROUBLE |
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SOMEWHERE ELSE |
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| - 12 - |
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