Hitachi IJ UX - Page 233

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6.2.11 Multi DC Power Supply Fan Fault
Yes
Connect the connector.
Multi DC P
ower
S
upply Fan Fault
Is the multiple power supply fan
running?
No
Is the EZJ126 CN2 connector or
multiple power supply CN
4
connector
disconnected?
Yes
Replace the EZJ126 board.
No
END
Is the problem fixed?
No
Yes
Replace the multiple power supply