MX-6240N, MX-7040N (serv.man33). Section 14 Electrical Section - Updated November 2012 - Sharp Copying Equipment Service Manual (repair manual). Page 32

Read Sharp MX-6240N / MX-7040N (serv.man33) Service Manual online

MX-7040N  ELECTRICAL SECTION  14 – 32
DSW_FU
Door switch detection 
(Front upper door)
Door switch detection 
(Front upper door)
Door open
Door close
CN10
14
PCU PWB
DSW_R
Right door open/close 
detection
Right door open/close 
detection
Door open
Door close
CN11
4
PCU PWB
DSW_RL
Door switch detection 
(Right lower door)
Door switch detection 
(Right lower door)
Door open
Door close
CN6
17
PCU PWB
DTR_FIN
Finisher communication
Finisher communication 
(Send enable)
–
–
CN4
11
PCU PWB
DTR_LCC
LCC communication
LCC communication 
(Send enable)
–
–
CN4
14
PCU PWB
DVC_C
DV clutch (C)
DV clutch (C) control
Clutch ON
–
CN20
18
PCU PWB
DVC_K
DV clutch (K)
DV clutch (K) control
Clutch ON
–
CN18
7
PCU PWB
DVC_M
DV clutch (M)
DV clutch (M) control
Clutch ON
–
CN26
7
PCU PWB
DVC_Y
DV clutch (Y)
DV clutch (Y) control
Clutch ON
–
CN20
7
PCU PWB
DVTYP_C
Development 
identification detection C
Development 
identification detection C
–
–
CN17
11
PCU PWB
Analog
DVTYP_K
Development 
identification detection 
BK
Development 
identification detection 
BK
–
–
CN17
4
PCU PWB
Analog
DVTYP_M
Development 
identification detection 
M
Development 
identification detection 
M
–
–
CN17
18
PCU PWB
Analog
DVTYP_Y
Development 
identification detection Y
Development 
identification detection Y
–
–
CN17
25
PCU PWB
Analog
DVTYPSEL_C
Development 
identification detection C 
(digital)
Development 
identification detection C 
(digital)
–
–
CN17
9
PCU PWB
DVTYPSEL_K
Development 
identification detection K 
(digital)
Development 
identification detection K 
(digital)
–
–
CN17
2
PCU PWB
DVTYPSEL_M
Development 
identification detection 
M (digital)
Development 
identification detection 
M (digital)
–
–
CN17
16
PCU PWB
DVTYPSEL_Y
Development 
identification detection Y 
(digital)
Development 
identification detection Y 
(digital)
–
–
CN17
23
PCU PWB
EFM1_CNT
Machine ventilation fan 
1 (center) PWM
Machine ventilation fan 
motor (center) PWM 
control
–
–
CN15
22
PCU PWB
EFM1_LD
Machine ventilation fan 
1 (center) lock detection
Machine ventilation fan 
1 (center) lock detection
Normal 
rotation 
state
CN15
26
PCU PWB
EFM1_V
Machine ventilation fan 
1 (center) ON/OFF
Machine ventilation fan 
motor (center) ON/OFF 
control
Fan motor 
ON
CN15
20
PCU PWB
EFM2_CNT
Machine ventilation fan 
2 (right) PWM
Machine ventilation fan 
motor 2 (right) PWM 
control
–
–
CN23
36
PCU PWB
EFM2_LD
Machine ventilation fan 
2 (right) lock detection
Machine ventilation fan 
motor 2 (right) lock 
detection
Normal 
rotation 
state
–
CN23
40
PCU PWB
EFM2_V
Machine ventilation fan 
2 (right) ON/OFF
Machine ventilation fan 
motor 2 (right) ON/OFF 
control
–
Fan motor 
ON
CN23
34
PCU PWB
FAN_24V
LSU cooling fan 
(LSUFM) signal
Drives the cooling fan of 
the LSU unit. 
Stop
Drive
CN500
17
LSU-CNT
FAN_nREADY
LSU cooling fan 
(LSUFM) lock signal
Detects lock of the 
cooling fan of the LSU 
unit. 
–
Lock 
detection
CN500
18
LSU-CNT
FPFD
Fusing paper entry 
detection
Fusing paper entry 
detection
Paper 
presence
–
CN9
22
PCU PWB
FPRFM1_V
Fusing pressure roller 
cooling fan 1 ON/OFF
Fusing pressure roller 
cooling fan motor 1 ON/
OFF control
Fan motor 
ON
CN12
14
PCU PWB
FPRFM2_LD
Fusing pressure roller 
cooling fan 2 lock 
detection
Fusing pressure roller 
cooling fan motor 2 lock 
detection
Normal 
rotation 
state
–
CN12
25
PCU PWB
FPRFM2_V
Fusing pressure roller 
cooling fan 2 ON/OFF
Fusing pressure roller 
cooling fan motor 2 ON/
OFF control
–
Fan motor 
ON
CN12
16
PCU PWB
FRS
Fusing lower pawl 
separation solenoid
Fusing lower pawl 
separation solenoid 
control
Solenoid ON
–
CN9
32
PCU PWB
Signal name
Name [Type]
Function/Operation
Connector level
Connector 
No.
Pin 
No.
PWB name
NOTE
L
H
Display
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