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3
Inspections
3.3
Cooling Fan Inspections
3-5
NOTE
When the message of the "Cooling fan in YPS power supply
stopped. Exchange fan" is displayed, it may be caused by
the error occurrence at the cooling fan (JZNC-YZU21-E)
inside the control power supply unit (JZNC-YPS21-E).
When the message of the "Cooling fan in YPS unit stopped,
replace cooling fan" is displayed, carry out an inspection
and the replacement of the cooling fan in the YPS unit as
soon as possible.