Internal Memory Errors; Security Function Lock Related Problems; Ink Cartridge Related Problems - Brother HL-J6000DW Service Manual

4.10.4 Internal memory errors

< User Check >
- Delete saved print data and fax data.
- Disconnect and insert again the power cord.
Step
1 Main PCB defective

4.10.5 Security Function Lock related problems

< User Check >
- Ask administrator to release security function lock.
- Delete the personal information to unlock the security function lock.
Step
1 Main PCB defective

4.10.6 Ink cartridge related problems

< User Check >
- Check if incompatible ink cartridge is loaded.
- Reload the ink cartridge.
- Check if ink cartridge has been already set before instruction for ink cartridge setting
during initial installation.
Step
1 Ink sensor flat cable
connection failure
2 Each ink cartridge sensor
defective
3 Main PCB defective
Cause
Replace the main PCB.
Cause
Replace the main PCB.
Cause
Reconnect the ink sensor flat cable.
Replace the ink refill ASSY.
Replace the main PCB.
2-91
Solution
Solution
Solution
Confidential