Motors Sensors and Switches
Electromagnetic spring clutches
Solenoids
PC boards
Lamps and heaters
Thermistors and thermostats
Transformer
Others
Symbol Name Figure
Wire harness
location
M1
SCAN-MOT
Scan motor
[A] 3-H
M2
TNR-MOT-Y
Toner motor-Y
[B] 5-A
M3
TNR-MOT-M
Toner motor-M
[B] 5-B
M4
TNR-MOT-C
Toner motor-C
[B] 5-B
M5
TNR-MOT-K
Toner motor-K
[B] 5-B
M6
USD-TNR-MOT
Waste toner paddle motor
[B] 6-C
M7
TBU-MOT
Transfer belt motor
[C] 6-B / 7-B
M8
TR1-CAM-MOT
1st transfer roller cam motor
[C] 7-D
M9
DEV-MOT
Developer unit motor
[D] 7-D
M10
DRM-MOT
Drum motor
[D] 6-B / 7-B
M11
DRM-SW-MOT
Drum switching motor
[D] 7-D
M12
SHUT-MOT
Shutter motor
[D] 6-D
M13
POL-MOT
Polygonal motor
[E] 5-C
M14
MIR-MOT-M
Mirror motor-M
[E] 5-B
M15
MIR-MOT-C
Mirror motor-C
[E] 5-C
M16
MIR-MOT-K
Mirror motor-K
[E] 5-D
M17
FUS-MOT
Fuser motor
[F] 6-D
M18
EXIT-MOT
Exit motor
[F] 6-A / 7-A
M19
RGST-MOT
Registration motor
[G] 6-B / 7-B
M20
FEED/TRNS-MOT
Feed/transport motor
[H] 7-E
M21
CST-TRY-MOT
Tray-up motor
[H] 8-E
M22
ADU-MOT
ADU motor
[I] 8-A
M23
INTRNL-FAN-MOT
Internal cooling fan
[B] 6-G
M24
OZN-FAN-MOT
Ozone exhaust fan
[D] 7-C
M25
FUS/EXIT-FAN-MOT
Fuser/exit section coolin g fan
[F] 6-F
M26
SYS-FAN-MOT
SYS board cooling fan
[J] 2-G
M27
PS -FAN- MOT- 1
Switching regulator cooling fan-1
[J] 2-H
M28
PS -FAN- MOT- 2
Switching regulator cooling fan-2
[J] 2-H
M29
LSU-FAN-MOT
Laser unit cooling fan
[E] 7-C
M30
SCAN-FAN-MOT
Scanner unit cooling fan
[A] 3-H
M31
UT-CARRY-MOT
Waste toner transport motor
[B] 7-C
M32
FANFRONT
Exposure lamp cooling fa n
[B] 3-E
M33
EPU-FAN
EPU cooling fan
[D] 6-G
Symbol Name Figure
Wire harness
location
S1-5
APS1-3, APS-C, APS-R
Automatic original detectio n sensor
* S1: only for A4 series models
[A]
3-E
3-F
S6
HOME-SNR
Carriage home position sensor
[A] 3-E
S7
PLTN-SNR
Platen sensor
[A] 3-E
S8
TNR-SNR-Y
Toner cartridge detection sensor-Y
[B] 5-B
S9
TNR-SNR-M
Toner cartridge detection sensor-M
[B] 5-B
S10
TNR-SNR-C
Toner cartridge detection sensor-C
[B] 5-B
S11
TNR-SNR-K
Toner cartridge detection sensor-K
[B] 5-B
S12
TEMP/HUMI-SNR
Temperature/humidity sensor
[B] 7-C
S13
USD-TNR-FLL-SNR
Waste toner box full detection sensor
[B] 6-C
S14
USD-TNR-LCK-SNR
Waste toner paddle motor lock detection
sensor
[B] 6-C
S15
TR1-SNR
1st transfer roller status detection sensor
[C] 7-D
S16
IMG-POS-SNR-F
Image position aligning sensor (Front)
[C] 7-B
S17
IMG-POS-SNR-R
Image position aligning sensor (Rear)
[C] 7-B
S18
TNR-LVL-SNR
Image quality sensor
[C] 7-A
S19
DRM-SW-SNR
Drum switching detection sensor
[D] 7-E
S20
SHUT-SNR
Shutter status detection sensor
[D] 6-D
S21
CH-CLN-SNR
Needle electrode cleaner detection sensor
[D] 6-C
S22
ATTNR-SNR-Y
Auto-toner sensor-Y
[D] 7-F
S23
ATTNR-SNR-M
Auto-toner sensor-M
[D] 7-F
S24
ATTNR-SNR-C
Auto-toner sensor-C
[D] 7-G
S25
ATTNR-SNR-K
Auto-toner sensor-K
[D] 7-F
S26
EXIT-SNR
Exit sensor
[F] 7-H
S27
CLNG-SNR
Paper clinging detection se nsor
[G] 7-B
S28
RGST-SNR
Registration sensor
[G] 7-B
S29
TR2-SNR
2nd transfer roller position detection sensor
[G] 7-B
S30
CST1-FEED-SNR
1st drawer feed sensor
[H] 7-C
S31
CST1-TRY-SNR
1st drawer tray-up senso r
[H] 8-C
S32
CST1-EMP-SNR
1st drawer empty sensor
[H] 8-C
S33
CST1-NEMP-SNR
1st drawer paper stock sensor
[H] 8-D
S34
CST2-FEED-SNR
2nd drawer feed sensor
[H] 8-E
S35
CST2-TRY-SNR
2nd drawer tray-up sens or
[H] 8-D
S36
CST2-EMP-SNR
2nd drawer empty sensor
[H] 8-D
S37
CST2-NEMP-SNR
2nd drawer paper stock sens or
[H] 8-E
S38
ADU-U-SNR
ADU entrance sensor
[I] 8-A
S39
ADU-L-SNR
ADU exit sensor
[I] 8-A
S40
SFB-SNR
Bypass paper sensor
[I] 8-B
S41
SFB-FEED-SNR
Bypass feed sensor
[I] 8-C
S42
TNTRLK
Auger lock detection senso r
[B] 6-D
S43
DRM-SNR
Color drum phase sensor
[D] 7-E
S44
DRM-SNR2
K drum phase sensor
[D] 7-E
SW1
MAIN-SW
Main switch
[A] AC Wire Harness
SW2
COV-INTLCK-SW
Cover interlock switch
[G] AC Wire Harness
SW3
TR-COV-SW
Transfer cover switch
[G] 8-C
SW4
SIDE-COV-SW
Side cover switch
[H] 8-E
SW5
CST1-SW
1st drawer detection switch
[H] 8-D
SW6
CST2-SW
2nd drawer detection sw itch
[H] 8-D
SW7
ADU-SET-SW
ADU opening/closing switch
[I] 8-B
SW8
UTN-COVER
Waste toner cover open/close detection switch
[B] 6-C
Symbol Name Figure
Wire harnes s
location
CLT1
CST1-TR-H-CLT
1st drawer transport clutch (High speed)
[H] 7-C
CLT2
CST1-TR-L-CLT
1st drawer transport clutch (Low speed)
[H] 7-C
CLT3
CST1-FEED-CLT
1st drawer feed clutch
[H] 8-C
CLT4
CST2-TR-L-CLT
2nd drawer transport clutch (Low speed)
[H] 8-D
CLT5
CST2-TR-H-CLT
2nd drawer transport clutch (High speed)
[H] 8-D
CLT6
CST2-FEED-CLT
2nd drawer feed clutch
[H] 8-D
CLT7
ADU-CLT
ADU clutch
[I] 8-B
CLT8
SFB-FEED-CLT
Bypass feed clutch
[I] 8-B
Symbol Name Figure
Wire harnes s
location
SOL1
SFB-SOL
Bypass pickup solenoid
[I] 8-B
SOL2
SNR-SHUT-SOL
Sensor shutter solenoid
[C] 7-B
Symbol Name Figure
Wire harnes s
location
Symbol Name Figure
Wire harness
location
CCD
PWA-F-CCD
CCD driving PC board (CCD board)
[A] 4-F
SLG
PWA-F-SLG
Scanning section control PC board (SLG board )
[A] 4-G
INV
INV
Lamp inverter board
[A] 3-H
DSP
PWA-F-DSP
Display PC board (DSP board)
[A] 1-B
KEY
PWA-F-KEY
Key PC board (KEY board)
[A] 1-C
P-INV
P-INV
Panel inverter board
[A] 1-A
LDR-Y
PWA-F-LDR-Y
Laser driving PC board-Y (LDR-Y board)
[E] 5-E
LDR-M
PWA-F-LDR-M
Laser driving PC board-M (LDR-M board)
[E] 5-D
LDR-C
PWA-F-LDR-C
Laser driving PC board-C (LDR-C boa rd)
[E] 5-E
LDR-K
PWA-F-LDR-K
Laser driving PC board-K (LDR-K board)
[E] 5-D
SNS
PWA-F-SNS
H-sync detection PC boar d (SNS board)
[E] 5-D
ADU
PWA-F-ADU
ADU control PC board (ADU board)
[I] 8-A
SFB
PWA-F-SFB
Paper width detection PC board (SFB board)
[I] 8-B
SYS
PWA-F-SYS
System control PC board (SYS board)
[J] 3-A
LGC
PWA-F-LGC
Logic PC board (LGC bo ard)
[J] 6-A
IMG
PWA-F-IMG
Image processing PC board (IMG board)
[J] 4-D
FIL
PWA-F-FIL
Filter PC board (FIL board)
[J] 3-G
RAM-S
PWA-F-SRAM-S
SRAM board <for SYS board>
[J] 3-A
RAM-L
PWA-F-SRAM-L
SRAM board <for LGC board>
[J] 5-A
Symbol Name Figure
Wire harness
location
EXP
LP-EXPO
Exposure lamp
[A] 3-H
ERS-Y
LP-ERS-Y
Discharge LED-Y
[D] 5-B
ERS-M
LP-ERS-M
Discharge LED-M
[D] 5-B
ERS-C
LP-ERS-C
Discharge LED-C
[D] 5-B
ERS-K
LP-ERS-K
Discharge LED-K
[D] 5-B
LAMP1
LP-HTR-C
Center heater lamp
[F] AC Wire Harness
LAMP2
LP-HTR-S
Side heater lamp
[F] AC Wire Harness
LAMP3
LP-PR
Pressure roller lamp
[F] AC Wire Harness
LAMP4
LAMP-TRIPLE
Sub heater lamp
[F] AC Wire Harness
DH1
SCN-DH-L
Scanner damp heater ( Left)
[K] AC Wire Harness
DH2
SCN-DH-R
Scanner damp heater (Right)
[K] AC Wire Harness
DH3
DRM-DH-L
Drum damp heater (Left)
[K] AC Wire Harness
DH4
DRM-DH-R
Drum damp heater (Right)
[K] AC Wire Harness
DH5
CST-DH-R
Drawer damp heater
* Only for JPD models
[K] AC Wire Harness
Symbol Name Figure
Wire harness
location
THM1
THMS-DRM-Y
Drum thermistor-Y
[D] 7-F
THM2
THMS-DRM-K
Drum thermistor-K
[D] 7-F
THM3
THMS-FBLT-F
Fuser belt front thermistor
[F]
6-F / 6-H / 7-H
AC WIre harness
THM4
THMS-PR-C
Pressure roller center thermistor
[F]
6-F / 6-G / 7-G
AC WIre harness
THM5
THMS-PR-R
Pressure roller rear thermistor
[F]
6-E / 6-G / 7-G
AC WIre harness
THMP1
THMP-FBLT-C
Fuser belt center thermopile
[F]
6-F / 6-G / 7-G
AC WIre harness
THMP2
THMP-FBLT-R
Fuser belt rear thermopile
[F]
6-F / 6-H / 7-H
AC WIre harness
THMO1
THERMO-FBLT-C
Fuser belt center therm ostat
[F] AC WIre harness
THMO2
THERMO-FBLT-S
Fuser belt rear thermo stat
[F] AC WIre harness
THMO3
THERMO-PR
Pressure roller thermostat
[F] AC WIre harness
THMO4
THERMO-SCN-DH
Scanner damp heater thermostat
[K] AC WIre harness
THMO5
THERMO-DRM-DH-L
Drum damp heater ther mostat (Left)
[K] AC WIre harness
THMO6
THERMO-DRM-DH-R
Drum damp heater thermostat (Right)
[K] AC WIre harness
Symbol Name Figure
Wire harness
location
HVT
PS-HVT
High-voltage transformer
[J] 8-G
Symbol Name Figure
Wire harness
location
TCP
TCP
Touch panel
[A] 1-B
FS1
FUSE-FUS
Fuser unit fuse
[F] 6-F
HDD
HDD
Hard disk
[J] 3-E
PS
PS-ACC
Switching regulator
[J] 4-H
BRK
BRK
Breaker
[J] AC WIre harness
[A] Scanner unit, control panel [B] Toner cartridge, waste toner box [C] Transfer belt unit [D] Developer unit
SLG
CCD
S5
S4
S3
S1
S2
M1
M30
S7
EXP
M32
INV
S6
SW1
KEY
TCP
P-INV
DSP
S3
S2
S4
S5
LT series models
M23
S12
S14
M6
M31
S13
S42
SW8
Y: M2
M: M3
C: M4
K: M5
Y: S8
M: S9
C: S10
K: S11
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