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Brother HL-4000CN - Page 258

Brother HL-4000CN
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V-48
Menu
No.
Part/signal name Test method
Reference
BSD
DO-13
FAN
(HIGH SPEED)
Check by hearing and visually that
the fan rotates in high-speed mode.
2.9.3
DO-14
FAN
(LOW SPEED)
Check by hearing and visually that
the fan rotates in low-speed mode.
2.9.3
DO-18
TONER MOTOR (Y) Check by hearing and visually that
the motor rotates.
2.8.4
DO-1a
TONER MOTOR (M) Check by hearing and visually that
the motor rotates.
2.8.4
DO-1c
TONER MOTOR (C) Check by hearing and visually that
the motor rotates.
2.8.4
DO-1e
TONER MOTOR (K) Check by hearing and visually that
the motor rotates.
2.8.4
DO-20
REGI CLUTCH Check by hearing that the clutch
operates.
2.7.6
DO-22
MSI TURN CLUTCH Check by hearing that the clutch
operates.
2.7.2
DO-24
MSI FEED SOLENOID Check by hearing that the solenoid
operates.
2.7.2
DO-26
TRAY1 TURN CLUTCH
ASSY
Check by hearing that the clutch
operates.
2.7.1
DO-28
TRAY1 FEED SOLENOID Check by hearing that the solenoid
operates.
2.7.1
DO-30 HTC ON <WARNING!> <CAUTION!> 2.8.1
DO-32 DEVE BIAS AC ON <WARNING!> <CAUTION!> 2.8.2
DO-34 DEVE BIAS DC Y ON <WARNING!> <CAUTION!> 2.8.2
DO-36 DEVE BIAS DC M ON <WARNING!> <CAUTION!> 2.8.2
DO-38 DEVE BIAS DC C ON <WARNING!> <CAUTION!> 2.8.2
DO-3a DEVE BIAS DC K ON <WARNING!> <CAUTION!> 2.8.2
DO-3c IDT1 PLUS ON <WARNING!> <CAUTION!> 2.8.6
DO-3e IDT1 MINUS ON <WARNING!> <CAUTION!> 2.8.6
DO-40 IDT2 PLUS ON <WARNING!> <CAUTION!> 2.8.6
DO-42 IDT2 MINUS ON <WARNING!> <CAUTION!> 2.8.6
DO-44 IDT1 CLEANER ON <WARNING!> <CAUTION!> 2.8.6
DO-46 IDT2 CLEANER ON <WARNING!> <CAUTION!> 2.8.6
DO-48
TRANSFER ROLL
CARTRIDGE PLUS ON
<WARNING!> <CAUTION!>
2.8.6
DO-4a
TRANSFER ROLL
CARTRIDGE MINUS ON
<WARNING!> <CAUTION!>
2.8.6
DO-4c DTS ON <WARNING!> <CAUTION!> 2.8.6
DO-50
TRAY2 TURN CLUTCH
ASSY
Check by hearing that the clutch
operates.
2.7.3
DO-52
TRAY2 FEED SOLENOID Check by hearing that the solenoid
operates.
2.7.3
DO-54
TRAY3 TURN CLUTCH
ASSY
Check by hearing that the clutch
operates.
2.7.4
DO-56
TRAY3 FEED SOLENOID Check by hearing that the solenoid
operates.
2.7.4

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