Brother HL-4200CN Service Manual page 255

Menu
Part/signal name
No.
DUP MOTOR ASSY ON
(FORWARD LOW SPEED)
DO-1a
DUP MOTOR ASSY ON
(REVERSE LOW SPEED)
DO-1b
DRIVE ASSY DEVE ON
(LOW SPEED)
DO-1c
FUSER DRIVE ASSY ON
(LOW SPEED)
DO-1d
OPTION MOTOR ON
(LOW SPEED)
DO-1e
TONER MOTOR (Y) ON
DO-28
TONER MOTOR (M) ON
DO-2a
TONER MOTOR (C) ON
DO-2c
TONER MOTOR (K) ON
DO-2e
REGI CLUTCH ON
DO-30
MSI TURN CLUTCH ON
DO-32
MSI FEED SOLENOID ON
DO-34
Test method
<WARNING> <CAUTION>
Check by hearing and visually that
the motor
rotates in Low-speed mode.
<WARNING> <CAUTION>
Check by hearing and visually that
the motor rotates counterclockwise
in Low-speed mode.
<WARNING> <CAUTION>
Check by hearing and visually that
the motor rotates in Low-speed
mode.
<WARNING> <CAUTION>
Check by hearing and visually that
the motor rotates in Low-speed
mode.
<WARNING><CAUTION>
Check by hearing and visually that
the motor rotates in Low-speed
mode.
Check by hearing and visually that
the motor rotates.
Check by hearing and visually that
the motor rotates.
Check by hearing and visually that
the motor rotates.
Check by hearing and visually that
the motor rotates.
Check by hearing that the clutch
operates.
Check by hearing that the clutch
operates.
Check by hearing that the solenoid
operates.
V-49
Reference
BSD
2.9.5
2.9.5
2.8.2
2.9.2
2.7.5A
2.7.5B
2.8.4
2.8.4
2.8.4
2.8.4
2.7.6
2.7.6
2.7.2