Fujitsu AUXB04GALH Service Manual page 161

Network Convertor (UTY-VGGXZ1)
Trouble shooting 83
Error Contents :
Power Supply Error
Details :
Condition of occurrence : Normal power is not supplied. 7 segment indicator is defective.
Release condition : Normal power is supplied. 7 segment indicator is normal.
Cause 1 :
Power supply cable installation is defective or open.
Check following installation and reset the power supply.
(1) Installation of power cable on power supply terminal.
(2) Connection between Power PCB and Terminal.
(3) Connector condition between power PCB and Main PCB.
-
Symptom :
No display
OK
Cause 2 : Network Convertor is defective.
If normal voltage (Rated Voltage) is applied to power supply
terminal of Network Convertor, there is a possibility of
defective PCB. Proceed as follows.
Replace Nerwork Convertor.
04-91
AC