Brother HL-2400C - Page 284

VIII-38
Error Code
Concerned Part
Scanner Unit
Check the connection of the scanner unit connector.
Is the connector PDCN properly connected ?
Are the connector LCN1 and LCN of MCTL properly connected ?
Replace the scanner unit.
Is L1 error cleared ?
Is L1 error cleared ?
Connect the connector properly.
MCTL
LCN
SGND
BDT
LDU
PDCN
LCN3
SM
YES
YES
NO
NO
NO
Replace the MCTL PCB.
PD
LCN1
+5V-1R
Optical Unit
SM
YES
20
L1 (Beam Detecting Error)
Finished.