TROUBLESHOOTING
5. Panel unit operation is abnormal.
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| Is CN5 |
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| between the C204 MAIN |
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| No |
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| and C204 PNL board |
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| connected correctly? |
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| Reinsert connector CN5 | ||||||||
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| correctly. |
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| No |
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| Is the |
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| fault corrected? |
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| Using a multimeter, check |
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| END | ||||||
| the switches on the |
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| C204 PNL board. |
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| Do the |
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| Yes |
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| switches work |
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| correctly? |
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| No |
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| Replace the C204 MAIN board. | |||||
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| Yes |
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Replace the C204 PNL board. |
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| Is the | ||||||||||
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| fault corrected? | |||
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| END |
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| Do the |
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| buttons work? |
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| Replace the C 204 PNL board. | ||||||||
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| Yes |
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| END | ||||
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END
Replace the C204 MAIN board.
END
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Rev. B |