MX-5500N, MX-6200N, MX-7000N (serv.man50). Electrical Section - Sharp Copying Equipment Service Manual (repair manual). Page 44

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MX-7000N  ELECTRICAL SECTION  11 – 44
CCHP
Charger cleaner HP detector 
[Photo interrupter]
Detects the charger cleaner 
position (in the process unit).
-
HOME
CN9
13
PCU
CCM
Charger cleaner motor 
[Brush motor]
Cleans the main charger.
-
-
CN13
33, 35
PCU
Normal/reverse 
rotation with 
2-phase.
CCM_ROT
CCM rotation detector 
[Photo interrupter]
Detects the RPM of the 
charger cleaner. 
-
-
CN18
2 3
PCU
RPM detection
CFM
Charger cooling fan motor
Exhausts ozone. 
Stop
Drive
CN3
24
PCU
CFM_LD
CFM lock detector
Detects the CFM lock. 
-
Lock 
detected
CN3
26
PCU
CLI
Scanner lamp[Xenon lamp]
Radiates lights onto a 
document for the CCD to 
scan the document images. 
ON
OFF
CN130
3
SCU
CPUFM
Controller cooling fan motor
Cools the control PWB. 
Stop
Drive
CN13
1
Mother
CPUFM_PWM
Controller cooling fan motor 
control
Controls the controller cooling 
fan motor RPM. 
-
-
CN13
2
Mother
CPUFM_LD
Controller cooling fan motor 
lock
Detects the controller cooling 
fan motor lock. 
-
Lock 
detected
CN13
4
Mother
CPFM_D
Paper feed motor 
[DC brushless motor]
Drives the paper feed section. 
Drive
Stop
CN4
9
PCU
CPFM_CK
Paper feed motor control
Controls the paper feed motor 
RPM.
-
-
CN4
11
PCU
PWM drive
CPFM_LD
Paper feed motor lock
Detects the paper feed motor 
lock. 
-
Lock 
detected
CN4
13
PCU
CSDH
Cassette dehumidifying 
heater
Dehumidifies paper. 
CV_CA
Clear all signal [Coin vendor]
Clean all
Clear
-
CN17
6
PCU
CV_CLCOPY
Copy enable signal (Color) 
[Coin vendor]
Copy enable (Color)
Copy 
Enable
-
CN17
7
PCU
CV_COPY
Copy enable signal 
(Monochrome) [Coin vendor]
Coy enable (Monochrome)
Copy 
Enable
-
CN17
3
PCU
CV_COUNT
Count-up signal 
[Coin vendor]
Count-up
Count UP
-
CN17
4
PCU
CV_DUPLEX
Print count identification 
signal (Duplex mode) 
[Coin Vendor]
Identifies the print count. 
(Duplex mode)
DUPLEX
-
CN17
11
PCU
CV_SIZE0
Paper size detection 0 
[Coin vendor]
Paper size 0
-
-
CN17
13
PCU
CV_SIZE1
Paper size detection 1 
[Coin vendor]
Paper size 1
-
-
CN17
14
PCU
CV_SIZE2
Paper size detection 2 
[Coin vendor]
Paper size 2
-
-
CN17
15
PCU
CV_SIZE3
Paper size detection 3 
[Coin vendor]
Paper size 3
-
-
CN17
16
PCU
CV_STAPLE
Staple mode signal 
[Coin vendor]
Identifies presence of the 
staple mode. 
STAPLE
-
CN17
9
PCU
CV_START
Copy start signal 
[Coin vendor]
Copy start status
Start
-
CN17
5
PCU
DHPD_C
C phase detection 
[Photo interrupter]
Detects C phase.
-
Reference
CN9
12
PCU
DHPD_K
K phase detection 
[Photo interrupter]
Detects K phase.
-
Reference
CN13
21
PCU
DHPD_M
M phase detection 
[Photo interrupter]
Detects M phase.
-
Reference
CN9
14
PCU
DHPD_Y
Y phase detection 
[Photo interrupter]
Detects Y phase.
-
Reference
CN9
16
PCU
DHS1
Scanner heater
Keeps the heat in the scanner 
unit. 
DL_C
Discharge lamp (C) [LED]
Discharges the 
photoconductor. 
OFF
ON
CN7
3
PCU
DL_K
Discharge lamp (K)
Discharges the 
photoconductor. 
OFF
ON
CN9
9
PCU
DL_M
Discharge lamp (M) [LED]
Discharges the 
photoconductor. 
OFF
ON
CN7
19
PCU
DL_Y
Discharge lamp (Y) [LED]
Discharges the 
photoconductor. 
OFF
ON
CN7
8
PCU
DM_C
Drum motor C 
[Stepping motor]
Drives the cyan 
photoconductor unit. 
-
-
CN5
9, 10, 
11, 12
Driver
Drives with 
4-phase signals.
DM_K
Drum motor K 
[Stepping motor]
Drives the black 
photoconductor unit. 
-
-
CN5
3, 4, 5, 
6
Driver
Drives with 
4-phase signals.
DM_M
Drum motor M 
[Stepping motor]
Drives the magenta 
photoconductor unit. 
-
-
CN6
3, 4, 5, 
6
Driver
Drives with 
4-phase signals.
DM_Y
Drum motor Y 
[Stepping motor]
Drives the yellow 
photoconductor unit. 
-
-
CN6
9, 10, 
11, 12
Driver
Drives with 
4-phase signals.
Signal name
Name [Type]
Function/Operation
Connector level
Connector 
No.
Pin 
No.
PWB 
name
NOTE
"L"
"H"
Display
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