Read Sharp MX-4100N / MX-4101N / MX-5000N / MX-5001N (serv.man18) Service Manual online
MX-4101N ELECTRICAL SECTION 10 – 38
CSS12
Tray 1 paper size detection 2
Tray 1 paper size detection 2
YES
NO
CN9
29
PCU
CSS13
Tray 1 paper size detection 3
Tray 1 paper size detection 3
YES
NO
CN9
31
PCU
CSS14
Tray 1 paper size detection 4
Tray 1 paper size detection 4
YES
NO
CN9
33
PCU
CSS21
Tray 2 paper size detection 1
Tray 2 paper size detection 1
YES
NO
CN9
28
PCU
CSS22
Tray 2 paper size detection 2
Tray 2 paper size detection 2
YES
NO
CN9
30
PCU
CSS23
Tray 2 paper size detection 3
Tray 2 paper size detection 3
YES
NO
CN9
32
PCU
CSS24
Tray 2 paper size detection 4
Tray 2 paper size detection 4
YES
NO
CN9
34
PCU
DHPD_C
C phase detection
Detects the C phase.
–
Reference
CN11
20
PCU
DHPD_K
BK phase detection
Detects the BL phase.
–
Reference
CN11
17
PCU
DHPD_M
M phase detection
Detects the M phase.
–
Reference
CN11
23
PCU
DHPD_Y
Y phase detection
Detects the Y phase.
–
Reference
CN11
26
PCU
DL_BK
Discharge lamp BK [LED]
Discharges electric charges on
the OPC drum.
the OPC drum.
OFF
ON
CN10
1
PCU
DL_C
Discharge lamp C [LED]
Discharges electric charges on
the OPC drum.
the OPC drum.
OFF
ON
CN10
21
PCU
DL_M
Discharge lamp M [LED]
Discharges electric charges on
the OPC drum.
the OPC drum.
OFF
ON
CN10
2
PCU
DL_Y
Discharge lamp Y [LED]
Discharges electric charges on
the OPC drum.
the OPC drum.
OFF
ON
CN10
22
PCU
DM_CL_
CNT
CNT
Drum motor (CL) current
select
select
Selects the drum motor (CL)
current.
current.
Large
current
Small
current
CN12
1
PCU
DM_K_
CNT
CNT
Drum motor (K) current select
Selects the drum motor (K)
current.
current.
Large
current
Small
current
CN12
11
PCU
DSW_
ADU
ADU
ADU transport open/close
detection [Transmission type]
detection [Transmission type]
Detects open/close of the ADU
cover.
cover.
Open
Close
CN2
7
RD I/F
DSW_C
Tray 1, 2 transport cover open/
close detection
close detection
Detects open/close of the tray 1,
2 transport cover.
2 transport cover.
Open
Close
CN8
28
PCU
DSW_F
Front door open/close switch
[Micro switch]
[Micro switch]
Detects open/close of the front
door, and fusing, motor, LSU
laser power line.
door, and fusing, motor, LSU
laser power line.
Open
Close
CN17
4
PCU
DSW_R
Right door open/close switch
[Micro switch]
[Micro switch]
Detects open/close of the right
door unit, and fusing, motor, LSU
laser power line.
door unit, and fusing, motor, LSU
laser power line.
Open
Close
CN17
2,3
PCU
DVM_CL_
D
D
Development drive motor (CL)
[Brushless motor]
[Brushless motor]
Drives the development section,
the color OPC drum, and the
transfer section.
the color OPC drum, and the
transfer section.
Drive
Stop
CN11
12
PCU
DVM_CL_
LD
LD
Development drive motor (CL)
lock detection
lock detection
Detects the development drive
motor (CL) lock.
motor (CL) lock.
–
Lock
detection
CN11
14
PCU
DVM_K_D
Development drive motor (K)
[Brushless motor]
[Brushless motor]
Drives the development section,
the black OPC drum, and the
transfer section.
the black OPC drum, and the
transfer section.
Drive
Stop
CN11
11
PCU
DVM_K_
LD
LD
Development drive motor (K)
lock detection
lock detection
Detects the development drive
motor (K) lock.
motor (K) lock.
–
Lock
detection
CN11
13
PCU
FUFM_LD
Fusing fan motor lock
detection
detection
Detects the fusing fan motor
lock.
lock.
–
Lock
detection
CN13
34
PCU
FUFM_V
Fusing fan motor
Cools motor related to the fusing
section and paper exit section.
section and paper exit section.
OFF
ON
CN13
33
PCU
FUM_D
Fusing motor
[Brushless motor]
[Brushless motor]
Drives the fusing unit.
Drive
Stop
CN14
29
PCU
FUM_LD
Fusing motor lock detection
Detects the fusing motor lock.
–
Lock
detection
CN14
31
PCU
HLOUT_
EX
EX
Heater lamp external
Turns ON/OFF the heater lamp
external.
external.
OFF
ON
CN14
12
PCU
HLOUT_
LM
LM
Heater lamp lower main
Turns ON/OFF the heater lamp
lower main.
lower main.
OFF
ON
CN14
10
PCU
HLOUT_
UM
UM
Heater lamp upper main
Turns ON/OFF the heater lamp
upper main.
upper main.
OFF
ON
CN14
14
PCU
HLOUT_
US
US
Heater lamp upper sub
Turns ON/OFF the heater lamp
upper sub.
upper sub.
OFF
ON
CN14
8
PCU
HLPCD
Fusing pressure detection
sensor [Transmission sensor]
sensor [Transmission sensor]
Detects a change in the fusing
pressure.
pressure.
Pressure
release
Pressure
applying
CN14
30
PCU
HPFM
Horizontal transport motor
[Stepping motor]
[Stepping motor]
Transports paper from the paper
feed section to the transport
motor drive system.
Transports paper from the right
door section to the transport
motor drive system.
feed section to the transport
motor drive system.
Transports paper from the right
door section to the transport
motor drive system.
–
–
CN8
6,8,
10,12
10,12
PCU
Drives with the
4-phase signal.
4-phase signal.
HPFM_
CNT
CNT
Horizontal transport motor
Selects the horizontal transport
motor current.
motor current.
Large
current
Small
current
CN8
4
PCU
HPOS
Shifter home position detection
Detects the shifter home
position.
position.
–
Home
position
CN13
28
PCU
HUD_M
Humidity detection
Detects the humidity.
–
–
CN7
8
PCU
Analog
detection
detection
Signal
name
Name [Type]
Function/Operation
Connector level
Connector
No.
Pin
No.
No.
PWB
name
NOTE
"L"
"H"
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