Brother 09055CDN Service Manual page 114

■ Error code 9D
(Non Touch panel model)
Registration
Registration failed. See Troubleshooting chapter in User's Guide.
(Touch panel model)
Registration failed
Registration failed. See Troubleshooting chapter in User's Guide.
Detection of incorrect registration sensor measurement value when implementing adjustment
of inter-color position alignment.
<User Check>
- Check if there is a scratch, dirt or the like on the belt unit. If there is, replace the belt unit
with a new one.
- Replace the waste toner box with a new one.
Step
1 Foreign object is affixed around
the density sensor
2 Harness connection failure of
registration mark sensor holder
ASSY
3 Registration mark sensor PCB
failure
4 High-voltage power supply PCB
failure
5 Engine PCB failure
6 Low-voltage power supply PCB
failure
7 Main PCB failure
■ Error code 9E
(Non Touch panel model)
Registration
Registration failed. Insufficient Toner for Registration.
(Touch panel model)
Registration failed
Registration failed. Insufficient Toner for Registration.
Toner of the color which is being used reaches the end of life when implementing adjustment
of inter-color position alignment.
<User Check>
- Replace the toner cartridge with a new one.
Step
1 Toner/New sensor PCB failure
(Toner empty)
2 Engine PCB failure
Cause
Cause
2-75
Remedy
Remove the foreign object affixed around
the density sensor.
Check the harness connection of the
registration mark sensor holder ASSY and
reconnect it.
Replace the registration mark sensor
holder ASSY.
Replace the high-voltage power supply
PCB ASSY.
Replace the engine PCB ASSY.
Replace the low-voltage power supply
PCB ASSY.
Replace the main PCB ASSY.
Remedy
Check the sensor performance following
the procedure described in
32". If any problem occurs, replace the
Toner/New sensor PCB ASSY.
Replace the engine PCB ASSY.
"Function code
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