Pcb Error - Fujitsu Airstage V-II Service Manual

Multi air conditioning system for buildings
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4. Group Remote Controller (UTY-CGGY / CGGG)
Trouble shooting 91
Error Contents :

PCB Error

Details :
Condition of occurrence : When EEPROM can not be written, or the control port does not operate.
Release condition : Power is reset.
Cause 1 : Remote Controller is defective.
Replace Group Remote Controller.
Symptom :
Error Code display [ C 4 ]
OPERATION LED is flashing.
04-88

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