Brother HLL3290CDW Service Manual page 104

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Error code 1D01
A communication error occurred in the LED ASSY (black).
Error code 1D02
A communication error occurred in the LED ASSY (yellow).
Error code 1D03
A communication error occurred in the LED ASSY (magenta).
Error code 1D04
A communication error occurred in the LED ASSY (cyan).
Step
Connection failure of an LED
1
ASSY flat cable
Connection failure of the LED
2
control flat cable
3 An LED ASSY flat cable failure
4 LED control PCB failure
5 An LED ASSY failure
6 Main PCB failure
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Error code 1E01
Main PCB and LED control PCB cannot access each other.
Error code 1E02
Cannot read/write in the main PCB and LED control PCB.
Step
Connection failure of the LED
1
control flat cable
2 LED control PCB failure
3 Main PCB failure
Cause
Cause
2-68
Remedy
Reconnect an LED ASSY flat cable.
Reconnect the LED control flat cable.
Replace an LED ASSY flat cable.
Replace the LED control PCB.
Replace an LED ASSY.
Replace the main PCB.
Remedy
Reconnect the LED control flat cable.
Replace the LED control PCB.
Replace the main PCB.
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