3-13
DNW-A75/A75P
ERROR-14 FAN MOTOR TROUBLE
(FAN MOTOR)
Description: Malfunction of cooling fan motor was detected.
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If this error occurred, stop immediately operation of the unit, and turn off the power.
If the unit uses continuously under the fan is stopped state, overhearting inside the unit can cause a fire or
a failure.
Detecting condition: When the fan motor FG frequency is less than the specified value continuously
for more than one second.
Sub error message: None
Possible causes: . Fan motor trouble
. Fan motor FG input port (IC115 or IC500 on SS-83 board) trouble
Protecting operation: None
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This unit has three fan motors.
When the above detecting condition is satisfied by any fan motor, this error occurs.
Relations of fan motors and operation state, ports, power switch circuit are as follows.
Use Operation state FG input port
For rear Always rotating IC500/SS-83 board
For mechanical deck Always rotating IC115/SS-83 board
For power supply unit Always rotating IC115/SS-83 board
3-2. Details of Error Messages
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