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7.4.2.(10)
Motor Fan Error(Error 127)
(10-1) Fan cannot rotate.
Cable connection, wire layout
of low-voltage power supply
and fuser fan
Fuse F8 of main board TB3
24V power supply supplied to
PU board (TB3 PCB)
Confirmation Tasks
Check whether the connector is connected normally. Check
whether the redundant part of cable may touch the fan blade.
Check whether fuse F8 is blown.
Check the power supply of POW1 connector of main board
TB3.
3,4pin: 24V
7,8,9pin: 0VL
1,2pin: 0VP
Action at NG
Reconnect the
connector. Correct the
wiring route. Replace
the FAN with a new
one.
Replace the main board
TB3 with a new one.
Replace the low-
voltage power supply.
(10-1-1) Cable connection, wire layout
(10-3-1) 24V power supply
Confirmation Items
Note!
Precaution for using FUSE KEEP MODE of the maintenance utility for troubleshooting
·“Please click on the [Execute] button to enter FUSE KEEP mode” is displayed whenever
you try to set FUSE KEEP MODE to ON from the maintenance utility regardless of the
current setting.
·If you want to set it to OFF reliably, please turn down the power of the device once.
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d-Color P116 Service Manual
177