Brother DCP-1510 Service Manual page 46

Error code 6801 Error code 6801
Cooling Down Cooling Down
Wait for a while Wait for a while
The internal temperature thermistor detected a temperature higher than the specified value. The internal temperature thermistor detected a temperature higher than the specified value.
<User Check> <User Check>
• • Low
• • Keep the
Error code 6901 Error code 6901
Self-Diagnostic Self-Diagnostic
Turn the power off, then on again. Leave the machine for 15 min. Turn the power off, then on
An error occurred in the fuser u An error occurred in the fuser unit when the power switch
ended. ended.
Error code 6902 Error code 6902
Self-Diagnostic Self-Diagnostic
Will Automatically Restart within 15 minutes. Will Automatically Restart within 15 minutes.
Rechecking the error after the power switch was turned OFF and then ON again because an Rechecking the error after the power switch was turned OFF and then ON again because an
error was detected by the fuser unit. error was detected by the fuser unit.
(This message is displayed for approximately 15 minutes when (This message is displayed for approximately 15 minutes when the machine is restarted after
error code 6901 has occurred.) error code 6901 has occurred.)
Note: Note:
• • Turn OFF the
Lower the r er the room te oom tempe mperat rature.
Keep the machin machine away fr e away from heat
S S t t e e p p C C a a u u s s e e
Connection failure of the Connection failure of the
1 1 internal temperature thermistor internal temperature thermistor
harness harness
Internal temperature thermistor Internal temperature thermistor
2 2
failure failure
3 3 M M a a i i n n P P C C B B f f a a i i l l u u r r e e
S S t t e e p p C C a a u u s s e e
Connection failure of the fuser Connection failure of the fuser
1 1
unit harnesses unit harnesses
2 2 F F u u s s e e r r u u n n i i t t f f a a i i l l u u r r e e
Low voltage power supply PCB Low voltage power supply PCB
3 3
failure failure
4 4 M M a a i i n n P P C C B B f f a a i i l l u u r r e e
Turn OFF the power switch. After power switch. After the fuser unit has
power switch again and leave the machine for ten minutes. This problem may then be power switch again and leave the machine for ten minutes. This problem may then be
cleared. cleared.
1-30 1-30
ure.
om heating appl ing appliances iances. .
Reconnect the internal temperature thermistor Reconnect the internal temperature thermistor
harness. harness.
Replace the Internal temperature thermistor. Replace the Internal temperature thermistor.
R R e e p p l l a a c c e e t t h h e e m m a a i i n n P P C C B B A A S S S S Y Y . .
again. Leave the machine for 15 min.
nit when the power switch was turned ON or sleep
Reconnect each harness of the fuser unit. Reconnect each harness of the fuser unit.
R R e e p p l l a a c c e e t t h h e e f f u u s s e e r r u u n n i i t t . .
Replace the low voltage power supply PCB Replace the low voltage power supply PCB
unit. unit.
R R e e p p l l a a c c e e t t h h e e m m a a i i n n P P C C B B A A S S S S Y Y . .
the fuser unit has cooled sufficiently
R R e e m m e e d d y y
was turned ON or sleep mode was
the machine is restarted after
R R e e m m e e d d y y
cooled sufficiently, turn ON , turn ON the
Confidential Confidential
mode was
the