Read Sharp MX-5500N / MX-6200N / MX-7000N (serv.man50) Service Manual online
MX-7000N ELECTRICAL SECTION 11 – 45
DSPF COPY
LUMP
LUMP
DSPF Copy lamp
[Xenon lamp]
[Xenon lamp]
Radiates the lights onto a
document for the CCD to
scan the document images.
document for the CCD to
scan the document images.
DSW_ADU
ADU transport open/close
detection [Photo interrupter]
detection [Photo interrupter]
Detects open/close of the
duplex (ADU) cover.
duplex (ADU) cover.
Open
Close
CN2
7
RD I/F
DSW_D
Right lower door open/close
sensor [Photo interrupter]
sensor [Photo interrupter]
Detects open/close of the
right lower door.
right lower door.
Open
Close
CN3
22
PCU
DSW-FL
Front door lower open/close
switch [Micro switch]
switch [Micro switch]
Detects open/close of the
front door lower.
front door lower.
Open
Close
CN11
3
PCU
DSW-FU
Front door upper open/close
switch [Micro switch]
switch [Micro switch]
Detects open/close of the
front door upper.
front door upper.
Open
Close
CN1
1
PCU
DSW-R
Right door open/close switch
[Micro switch]
[Micro switch]
Detects open/close of the
right door.
right door.
Open
Close
CN2
4
PCU
DVCM_D
Developing drive motor CL
[DC brushless motor]
[DC brushless motor]
Drives the developing section
(CL).
(CL).
Drive
Stop
CN9
8
PCU
DVCM_CK
Developing drive motor CL
control
control
Controls the developing drive
motor CL RPM.
motor CL RPM.
-
-
CN9
6
PCU
PWM drive
DVCM_LD
Developing drive motor CL
lock
lock
Detects the developing drive
motor CL lock.
motor CL lock.
-
Lock
detected
CN9
10
PCU
DVKM_D
Developing drive motor K
[DC brushless motor]
[DC brushless motor]
Drives the developing section
(K). / Drives the primary
transfer belt separation.
(K). / Drives the primary
transfer belt separation.
Drive
Stop
CN13
9
PCU
DVKM_CK
Developing drive motor K
control
control
Controls the developing drive
motor K RPM.
motor K RPM.
-
-
CN13
11
PCU
PWM drive
DVKM_LD
Developing drive motor K
lock
lock
Detects the developing drive
motor K lock.
motor K lock.
-
Lock
detected
CN13
13
PCU
DVKM_GAIN
Developing drive motor K
gain
gain
Developing drive motor K
gain.
gain.
Low
speed
High speed
CN13
15
PCU
DVKM_CW/
CCW
CCW
Developing drive motor K
rotating direction
rotating direction
Developing drive motor K
rotating direction
rotating direction
CW
CCW
CN13
17
PCU
FUEXD
External variable sensor
[Photo interrupter]
[Photo interrupter]
Detects the position of the
separation mechanism of the
external heater of the fusing
section.
separation mechanism of the
external heater of the fusing
section.
-
Reference
CN13
30
PCU
FEXM
External variable motor
[Stepping motor]
[Stepping motor]
Separates the external
heating roller of the fusing
unit.
heating roller of the fusing
unit.
-
-
CN14
3, 13,
15, 17,
19
PCU
Drives with
4-phase signals.
4-phase signals.
FUFM_F
Fusing cooling fan/ Toner
bottle cooling fan
bottle cooling fan
Cools the fusing unit./ Cools
the toner bottle.
the toner bottle.
Stop
Drive
CN12
1
PCU
FUFM_F_LD
Fusing cooling fan lock
Detects the fusing cooling fan
lock.
lock.
-
Lock
detected
CN12
3
PCU
FUFM_R
Fusing duct fan
Cools the fusing unit.
Stop
Drive
CN13
2
PCU
FUFM_CNT
Fusing duct fan control
Controls the fusing duct fan
RPM.
RPM.
-
-
CN10
14
PCU
PWM drive
FUFM_CNT2
Fusing cooling fan control
Controls the fusing cooling
fan RPM.
fan RPM.
-
-
CN13
10
PCU
FUFM_R_LD
Fusing duct fan lock
Detects the fusing duct fan
lock.
lock.
-
Lock
detected
CN13
4
PCU
FUM_D
Fusing motor
[DC brushless motor]
[DC brushless motor]
Drives the fusing unit.
Stop
Drive
CN14
9
PCU
FUM_CK
Fusing motor control signal
Controls the fusing motor
RPM.
RPM.
-
-
CN14
7
PCU
PWM drive
FUM_LD
Fusing motor lock
Detects the fusing motor lock.
-
Lock
detected
CN14
11
PCU
HDDFM
HDD cooling fan motor
Cools the HDD.
Stop
Drive
CN17
1
Mother
HDDFM_PWM
HDD cooling fan motor
control
control
Controls the HDD cooling fan
motor RPM.
motor RPM.
-
-
CN17
2
Mother
PWM drive
HDDFM_LD
HDD cooling fan motor lock
Detects the HDD cooling fan
motor lock.
motor lock.
-
Lock
detected
CN17
4
Mother
HL_EX
Heater lamp [Halogen lamp]
Heats the external roller.
OFF
ON
CN10
11
PCU
HL_LM
Lower heater lamp
[Halogen lamp]
[Halogen lamp]
Heats the lower heat roller.
OFF
ON
CN10
9
PCU
HL_UM
Heater lamp upper main
[Halogen lamp]
[Halogen lamp]
Heats the upper heat roller
(main).
(main).
OFF
ON
CN10
5
PCU
HL_US
Heater lamp upper sub
[Halogen lamp]
[Halogen lamp]
Heats the upper heat roller
(sub).
(sub).
OFF
ON
CN10
7
PCU
HTCS_C
Hopper remaining quantity
sensor C [Oscillation sensor]
sensor C [Oscillation sensor]
Detects the remaining
quantity of toner in the toner
hopper.
quantity of toner in the toner
hopper.
Remaining
quantity
Large
Remaining
quantity
Small
CN10
17
PCU
HTCS_K
Hopper remaining quantity
sensor K [Oscillation sensor]
sensor K [Oscillation sensor]
Detects the remaining
quantity of toner in the toner
hopper.
quantity of toner in the toner
hopper.
Remaining
quantity
Large
Remaining
quantity
Small
CN9
27
PCU
Signal name
Name [Type]
Function/Operation
Connector level
Connector
No.
Pin
No.
No.
PWB
name
NOTE
"L"
"H"
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