Read Sharp MX-6240N / MX-7040N (serv.man33) Service Manual online
MX-7040N ELECTRICAL SECTION 14 – 31
DHPD_K
Drum home position (K)
Drum home position (K)
detection
detection
–
Drum
reference
position
CN18
9
PCU PWB
DHPD_M
Drum home position (M)
Drum home position (M)
detection
detection
–
Drum
reference
position
CN25
9
PCU PWB
DHPD_Y
Drum home position (Y)
Drum home position (Y)
detection
detection
–
Drum
reference
position
CN20
9
PCU PWB
DL2_C
Transfer after-
discharging lamp C
PWM
discharging lamp C
PWM
Transfer after-
discharging lamp C
PWM control
discharging lamp C
PWM control
–
–
CN18
29
PCU PWB
DL2_K
Transfer after-
discharging lamp K
PWM
discharging lamp K
PWM
Transfer after-
discharging lamp K
PWM control
discharging lamp K
PWM control
–
–
CN18
19
PCU PWB
DL2_M
Transfer after-
discharging lamp M
PWM
discharging lamp M
PWM
Transfer after-
discharging lamp M
PWM control
discharging lamp M
PWM control
–
–
CN20
29
PCU PWB
DL2_Y
Transfer after-
discharging lamp Y
PWM
discharging lamp Y
PWM
Transfer after-
discharging lamp Y
PWM control
discharging lamp Y
PWM control
–
–
CN20
19
PCU PWB
DL_C
Discharge lamp C PWM
Discharge lamp C PWM
control
control
–
–
CN18
28
PCU PWB
DL_K
Discharge lamp K PWM
Discharge lamp K PWM
control
control
–
–
CN18
18
PCU PWB
DL_M
Discharge lamp M PWM
Discharge lamp M PWM
control
control
–
–
CN20
28
PCU PWB
DL_Y
Discharge lamp Y PWM
Discharge lamp Y PWM
control
control
–
–
CN20
18
PCU PWB
DM_C_CK
Drum motor CLK (C)
Drum motor CLK (C)
signal
signal
–
–
CN24
14
PCU PWB
DM_C_D
Drum motor ON/OFF
(C)
(C)
Drum motor ON/OFF
(C) control
(C) control
Motor ON
–
CN23
15
PCU PWB
DM_C_LD
Drum motor lock
detection (C)
detection (C)
Drum motor lock
detection (C)
detection (C)
Normal
rotation
rotation
state
–
CN21
17
PCU PWB
DM_CW/CCW
Drum motor CW/CCW
(K)
(K)
Drum motor CW/CCW
(K) control
(K) control
CCW
CW
CN18
5
PCU PWB
DM_CW/CCW
Drum motor CW/CCW
(C)
(C)
Drum motor CW/CCW
(C) control
(C) control
CCW
CW
CN22
16
PCU PWB
DM_CW/CCW
Drum motor CW/CCW
(M)
(M)
Drum motor CW/CCW
(M) control
(M) control
CCW
CW
CN28
5
PCU PWB
DM_CW/CCW
Drum motor CW/CCW
(Y)
(Y)
Drum motor CW/CCW
(Y) control
(Y) control
CCW
CW
CN20
5
PCU PWB
DM_K_CK
Drum motor CLK (K)
Drum motor CLK (K)
signal
signal
–
–
CN18
3
PCU PWB
DM_K_D
Drum motor ON/OFF (K)
Drum motor ON/OFF (K)
control
control
Motor ON
–
CN18
4
PCU PWB
DM_K_LD
Drum motor lock
detection (K)
detection (K)
Drum motor lock
detection (K)
detection (K)
Normal
rotation
rotation
state
–
CN18
6
PCU PWB
DM_M_CK
Drum motor CLK (M)
Drum motor CLK (M)
signal
signal
–
–
CN30
3
PCU PWB
DM_M_D
Drum motor ON/OFF
(M)
(M)
Drum motor ON/OFF
(M) control
(M) control
Motor ON
–
CN29
4
PCU PWB
DM_M_LD
Drum motor lock
detection (M)
detection (M)
Drum motor lock
detection (M)
detection (M)
Normal
rotation
rotation
state
–
CN27
6
PCU PWB
DM_Y_CK
Drum motor CLK (Y)
Drum motor CLK (Y)
signal
signal
–
–
CN20
3
PCU PWB
DM_Y_D
Drum motor ON/OFF (Y)
Drum motor ON/OFF (Y)
control
control
Motor ON
–
CN20
4
PCU PWB
DM_Y_LD
Drum motor lock
detection (Y)
detection (Y)
Drum motor lock
detection (Y)
detection (Y)
Normal
rotation
rotation
state
–
CN20
6
PCU PWB
DSR_FIN
Finisher communication
Finisher communication
(Receive enable)
(Receive enable)
–
–
CN4
13
PCU PWB
/DSR_LCC
LCC communication
LCC communication
(Receive enable)
(Receive enable)
–
–
CN4
16
PCU PWB
DSW_CS
Transport cover open/
close detection
close detection
Transport cover open/
close detection
close detection
Door open
Door close
CN6
20
PCU PWB
DSW_F
Front door open/close
detection
detection
Front door open/close
detection
detection
Door open
Door close
CN11
1
PCU PWB
Signal name
Name [Type]
Function/Operation
Connector level
Connector
No.
Pin
No.
No.
PWB name
NOTE
L
H
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