Brother HL-5440D Service Manual page 65

Error code 0E00
This error does not usually occur during normal use. The possible causes are noise around
the installation site, fluctuation of the power supply voltage, and failures in the software.
---
An unidentified error occurred.
Step
1 Main PCB failure
Error code 0F00
Duplex Disabled
The back cover sensor detected that the cover was open in duplex printing mode.
<User Check>
• Close the back cover.
• Set the duplex tray.
Step
Connection failure of the back
1
cover sensor harness
Back cover sensor attachment
2
failure
Broken rib (on the right inside
3 the back cover) where the back
cover switch is pressed
4 Damaged duplex tray
5 Back cover sensor failure
6 Main PCB failure
Error codes 1000 to 1D00
These errors do not usually occur during normal use. The possible causes are noise around
the installation site, fluctuation of the power supply voltage, and failures in the software.
---
An unidentified error occurred.
Step
1 Main PCB failure
Cause
Replace the main PCB ASSY.
Cause
Check the connection of the back cover sensor
harness, and reconnect it if necessary.
Reattach the back cover sensor.
Replace the back cover.
Replace the duplex tray.
Replace the back cover switch harness ASSY.
Replace the main PCB ASSY.
Cause
Replace the main PCB ASSY.
2-29
Remedy
Remedy
Remedy
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