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FLOW CHART NO.5
AL+5V is not output.
FLOW CHART NO.6
PANEL+24V is not output.
FLOW CHART NO.7
P-ON+12V is not output.
FLOW CHART NO.8
The key operation is not functioning.
Yes
Yes
Replace Digital Main CBA Unit.
Yes
Yes
Yes
No
Check C1102, D1102 and their periphery circuit,
and service it if defective.
No
Check C1725, C1727, C1728, D1714, D1715 and
their periphery circuit, and service it if defective.
No
Check C1736, C1737, D1735, D1736, D1737,
D1738 and their periphery circuit, and service it if
defective.
No
Re-install the switches (SW4001~SW4006) correctly
or replace the Function CBA Unit.
No
Replace the Function CBA Unit or IR Sensor CBA
Unit.
8-2
PL11.7TR
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