Brother HL-3040CN Service Manual page 93

■ Error code 64 (C), 65 (M), 66 (Y), 67 (K)
Toner Low (#)
* Any of K, Y, M, or C, which refer to colors, is indicated in #.
Toner cartridge will reach the end of life soon. (The counter value of the develop roller reaches
90 % of life, or the toner sensor detects toner near empty.)
<User Check>
- Gently shake the toner cartridge of the appropriate color from side to side and install it again.
- Replace the toner cartridge of the appropriate color.
Step
1 HVPS control PCB failure
2 Engine PCB failure
3 Main PCB failure
4 Harness connection failure of
toner/new sensor PCB ASSY
5 Toner/new sensor PCB failure
■ Error code 70
Print Unable 70
Turn the power off and then back on again
Fuser/Eject drive motor error
Step
1 Harness connection failure of
fuser/eject drive motor
2 Harness connection failure of
fuser/eject drive motor sensor
PCB ASSY
3 Fuser/eject drive motor failure
4 Fuser/eject drive motor sensor
PCB ASSY failure
5 Engine PCB failure
6 Main PCB failure
Cause
Cause
3-29
Remedy
Replace the HVPS control PCB ASSY.
Replace the engine PCB ASSY.
Replace the main PCB ASSY.
Check the sensor performance following
the procedure described in
32".
If any problem occurs, check the harness
connection of the toner/new sensor PCB
ASSY, then reconnect it.
Replace the toner/new sensor PCB ASSY.
.
Remedy
Check the harness connection of the
fuser/eject drive motor and reconnect it.
Check the harness connection of the
fuser/eject drive motor sensor PCB ASSY
and reconnect it.
Replace the fuser/eject drive motor.
Replace the fuser/eject drive motor sensor
PCB ASSY.
Replace the engine PCB ASSY.
Replace the main PCB ASSY.
"Function code
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