Brother MFC-J6730DW - 2 E00 Cannot Communicate with Ink Cartridge IC Chip (Machine Body Side.); Carriage Does Not Move; Detected by the CR Encoder Sensor

Confidential
2-38
■ Error Code 5000
The purge cam switch is not switching ON/OFF.
Error Code 5200
Failed to detect the origin of the purge cam.
■ Error Code 5A00
Abnormal stop of purge cam being driven
Error Code 5B00
Pump of maintenance unit stopped abnormally during exhaustion/suction.
Error Code 5D00
Excessive current protection activated for the head driver IC during purge cam
operation.
Error Code 5E00
Excessive current protection activated for the head driver IC during pump operation.
■ Error Code 6700
T1 detection sensor detects no paper tray #1 state.
< User Check >
- Set paper tray #1.
Step Cause Solution
1 Foreign materials in the
maintenance unit
Remove foreign materials.
2 Purge cam switch harness
connection failure
Reconnect the purge cam switch harness.
3 Maintenance unit defective Replace the maintenance unit.
4 Main PCB defective Replace the main PCB.
Step Cause Solution
1 Foreign materials in the
maintenance unit
Remove foreign materials.
2 Ink supply tubes bent Replace the ink refill ASSY.
3 Maintenance unit defective Replace the maintenance unit.
4 Main PCB defective Replace the main PCB.
Step Cause Solution
1 T1 detection actuator caught
on the surrounding parts
Set the T1 detection actuator into place.
2 T1 detection sensor harness
connection failure
Reconnect the T1 detection sensor harness.
3 Paper tray #1 defective Replace the paper tray ASSY #1.
4 Main PCB defective Replace the main PCB.