Brother FAX3750 Printer Repair
Code:Â 71
- Description:Laser scanner motor does not lock.
Code:Â 72
- Description:Cannot detect Beam Detect signal.
Code:Â 73
- Description:No toner cartridge loaded.
Code:Â 74
- Description:Toner empty.
 Code: 75
- Description:In-house temperature error.
Code:Â 76
- Description:Fixing heater harness disconnected or broken.
Code:Â 77
- Description:Heater thermister short circuit.
Code:Â 78
- Description:Heater thermister harness disconnected or broken.