Brother HL-L5000D Service Manual page 109

 Error code E500
An error occurred during access to the DRAM in the main PCB ASSY.
Error code E600
Write error in the EEPROM of the main PCB ASSY
Error code E701
System error in the flash ROM
Error code E702
Read error in the flash ROM
Step
Malfunction of the main
1
firmware
2 Main PCB failure
 Error code E900
An error occurred while initializing the NFC.
Step
Connection failure of the panel
1
PCB flat cable
Connection failure of the NFC
2
PCB flat cable
3 Panel PCB failure
4 NFC PCB failure
5 Main PCB failure
 Error code EC00
A USB device not within the specification is connected to the USB terminal, resulting in over
current.
<User Check>
• Disconnect the USB device from the USB flash memory port and turn the machine OFF.
Turn the machine ON again after a while.
• Replace the USB device with a different one.
Step
1 Main PCB failure
 Error code F900
The spec code was not entered correctly.
Step
The power was turned OFF
1 while function code 74 was
running.
2 Main PCB failure
Cause
Install the latest main firmware.
Replace the main PCB ASSY.
Cause
Reconnect the panel PCB flat cable.
Reconnect the NFC PCB flat cable.
Replace the panel PCB ASSY.
Replace the NFC PCB ASSY.
Replace the main PCB ASSY.
Cause
Replace the main PCB ASSY.
Cause
Reenter the spec code.
Replace the main PCB ASSY.
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Remedy
Remedy
Remedy
Remedy
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