Sharp AR-M700 (serv.man14) Service Manual ▷ View online
: Feb. 9 2004
1
AR-M550/M620/M700 EXTERNAL VIEW AND INTERNAL STRUCTURE 5 - 13
M1LUM
M1LUM
Paper feed tray lift-up
motor (Paper feed tray 3)
motor (Paper feed tray 3)
DC brush motor
Drives the lift plate of the
paper feed tray.
paper feed tray.
Selection of
Rotation mode/
Brake mode
Rotation mode/
Brake mode
M2LUM
M2LUM
Paper feed tray lift-up
motor (Paper feed tray 4)
motor (Paper feed tray 4)
DC brush motor
Drives the lift plate of the
paper feed tray.
paper feed tray.
Selection of
Rotation mode/
Brake mode
Rotation mode/
Brake mode
MIM
MIM
Scanner (reading) motor
Stepping motor
Drives the scanner
(reading) section.
(reading) section.
MM
MM
Main motor
DC brushless
motor
motor
Drives the paper feed trays
1, 2, 3, and 4, and the
manual paper feed section.
1, 2, 3, and 4, and the
manual paper feed section.
PGM
PGM
LSU motor
DC brushless
motor
motor
Drives the scanner (writing)
(LSU) unit mirror.
(LSU) unit mirror.
POM1
POM1
Paper exit motor 1
Stepping motor
Drives the paper transport
roller 16.
roller 16.
Selection of
Normal speed/
High speed
Normal speed/
High speed
POM2
POM2
Paper exit motor 2
Stepping motor
Drives the paper exit roller
1.
1.
Selection of
Normal speed/
High speed/
Reverse rotation
Normal speed/
High speed/
Reverse rotation
SLU
/SLUM
SPF paper tray lift motor
Stepping motor
Lifts up and down the SPF
paper feed tray.
paper feed tray.
SPFM
SPFM1
SPF paper feed motor,
paper transport motor
paper transport motor
Stepping motor
Drives the paper feed roller
and the transport roller.
and the transport roller.
SPSM
SPFM2
SPF paper exit motor
Stepping motor
Drives the paper exit roller.
(SPF)
(SPF)
T1LUM
T1LUM
Paper feed tray lift-up
motor (Paper feed tray 1)
motor (Paper feed tray 1)
DC brush motor
Drives the lift plate of the
paper feed tray.
paper feed tray.
Selection of
Rotation mode/
Brake mode
Rotation mode/
Brake mode
T2LUM
T2LUM
Paper feed tray lift-up
motor (Paper feed tray 2)
motor (Paper feed tray 2)
DC brush motor
Drives the lift plate of the
paper feed tray.
paper feed tray.
Selection of
Rotation mode/
Brake mode
Rotation mode/
Brake mode
TM1
TM1
Toner motor 1
Synchronous
motor
motor
Transports toner in the
toner hopper to the
developing unit. /
Transports waste toner to
the waste toner section.
toner hopper to the
developing unit. /
Transports waste toner to
the waste toner section.
TM2
TM2
Toner motor 2
Synchronous
motor
motor
Transports toner in the
toner bottle to the toner
hopper.
toner bottle to the toner
hopper.
TRM
TRM
Resist roller front drive
motor
motor
Stepping motor
Drives the paper transport
roller 15.
roller 15.
Normal speed
mode/ Resist roller
front paper
transport timing
control (Warp
amount control)
mode/ Resist roller
front paper
transport timing
control (Warp
amount control)
TURM
TURM
Transfer separation
motor
motor
DC brush motor
Drives and separates the
transfer belt.
transfer belt.
When executing
the process
correction and
detecting a jam,
the transfer belt is
separated from
the OPC drum.
the process
correction and
detecting a jam,
the transfer belt is
separated from
the OPC drum.
VPM
VPM
Vertical paper transport
motor
motor
Stepping motor
Drives the paper transport
rollers 4 and 13.
rollers 4 and 13.
Normal speed
mode
mode
Code
Signal
name
Name
Type
Function/Operation
Active
condition
MODEL
NOTE
1
1
1
1
AR-M550/M620/M700 EXTERNAL VIEW AND INTERNAL STRUCTURE 5 - 14
E. Lamp
Code
Signal name
Name
Type
Function/Operation
Active
condition
MODEL
NOTE
CL1
CL1
Scanner lamp
Xenon lamp
Radiates lights onto a document for the
CCD to scan the document image.
CCD to scan the document image.
CCFT
CCFT
LCD backlight
CCFT cool CRT
LCD backlight
DL
DL
Discharge lamp
Lamp
Discharges electric charges on the OPC
drum.
drum.
LEDCL
LEDCL
CIS lamp (LED)
LED
Radiates lights onto a document for the
CCD to scan the document image.
CCD to scan the document image.
LEDCL
DL
CCFT
CL1
: Feb. 9 2004
1
AR-M550/M620/M700 EXTERNAL VIEW AND INTERNAL STRUCTURE 5 - 15
F. Fan motor
Code
Signal
name
Name
Type
Function/Operation
Active
condition
MODEL
NOTE
CFM-DC1
CFM-DC1
Power cooling fan motor
DC brushless
motor
motor
Cools the DC power unit.
CFM-DC2
CFM-DC2
Power cooling fan motor
DC brushless
motor
motor
Cools the DC power unit.
CFM-DV
CFM-DV
Developing section cooling fan
motor
motor
DC brushless
motor
motor
Cools the developing
section.
section.
PWM control
CFM-HDD
CFM-HDD
HDD cooling fan motor
DC brushless
motor
motor
Cools the HDD.
PWM control
CFM-ICU
CFM-ICU
Controller cooling fan motor
DC brushless
motor
motor
Cools the controller.
PWM control
CFM-R1
CFM-R1
Process cooling fan motor 1
(LSU/process section)
(LSU/process section)
DC brushless
motor
motor
Cools the LSU/ process
section.
section.
PWM control
CFM-R2
CFM-R2
Process cooling fan motor 2
(LSU/process section)
(LSU/process section)
DC brushless
motor
motor
Cools the LSU/ process
section.
section.
PWM control
CFM-R3
CFM-R3
Process cooling fan motor 3
(LSU/process section)
(LSU/process section)
DC brushless
motor
motor
Cools the LSU/ process
section.
section.
PWM control
CFM-U1
CFM-U1
Fusing section cooling fan
motor 1 (Paper exit/duplex
(ADU) section) (Top surface)
motor 1 (Paper exit/duplex
(ADU) section) (Top surface)
DC brushless
motor
motor
Exhaust heat from the
fusing section.
fusing section.
PWM control
CFM-U2
CFM-U2
Fusing section cooling fan
motor 2 (Paper exit/duplex
(ADU) section) (Paper exit rear
side)
motor 2 (Paper exit/duplex
(ADU) section) (Paper exit rear
side)
DC brushless
motor
motor
Exhaust heat from the
fusing section.
fusing section.
PWM control
CFM-U3
CFM-U3
Fusing section cooling fan
motor 3 (Paper exit/duplex
(ADU) section)(Top surface)
motor 3 (Paper exit/duplex
(ADU) section)(Top surface)
DC brushless
motor
motor
Exhaust heat from the
fusing section.
fusing section.
PWM control
CFM-U4
CFM-U4
Fusing section cooling fan
motor 4 (Paper exit/duplex
(ADU) section)(Paper cooling
fan motor)
motor 4 (Paper exit/duplex
(ADU) section)(Paper cooling
fan motor)
DC brushless
motor
motor
Cools paper which is
discharged to the inner
tray.
discharged to the inner
tray.
PWM control
SPFFAN
SPFFAN
SPF fan motor
DC brushless
motor
motor
Exhausts heat generated
by the motor clutch in the
SPF.
by the motor clutch in the
SPF.
PWM control
1
CFM-HDD
CFM-DV
SPFFAN
VFM-BKU
CFM-U2
CFM-U4
VFM-BKR
CFM-ICU
CFM-DC1
CFM-DC2
VFM-BKL
CFM-R1
CFM-R2
CFM-R3
CFM-U3
VFM-EX1
VFM-EX2
VFM-EX3
CFM-U1
1
1
: Feb. 9 2004
1
AR-M550/M620/M700 EXTERNAL VIEW AND INTERNAL STRUCTURE 5 - 16
G. PWB (Main unit section)
VFM-BKL
VFM-BKL
Process exhaust fan motor 4
DC brushless
motor
motor
Exhaust ozone and heat
from the process section.
from the process section.
PWM control
VFM-BKR
VFM-BKR
Fusing exhaust fan motor
DC brushless
motor
motor
Exhaust heat from the
fusing section.
fusing section.
PWM control
VFM-BKU
VFM-BKU
Paper cooling fan motor
DC brushless
motor
motor
Exhaust heat from paper in
the inner tray.
the inner tray.
PWM control
VFM-EX1
VFM-EX1
Process exhaust fan motor 1
(Front side)
(Front side)
DC brushless
motor
motor
Exhaust ozone and heat
from the process section.
from the process section.
PWM control
VFM-EX2
VFM-EX2
Process exhaust fan motor 2
(Center)
(Center)
DC brushless
motor
motor
Exhaust ozone and heat
from the process section.
from the process section.
PWM control
VFM-EX3
VFM-EX3
Process exhaust fan motor 3
(Rear side)
(Rear side)
DC brushless
motor
motor
Exhaust ozone and heat
from the process section.
from the process section.
PWM control
No
Name
Function/Operation
MODEL
NOTE
1
AC power PWB
Controls the AC power.
2
CCD PWB
Scans document images.
3
CIS control PWB/CIS unit
Scans document images (back surface) and controls the CIS unit.
4
DC main power PWB
Generates the DC power.
5
DC sub power PWB
Generates the DC power in the power save mode.
6
LVDS/INV PWB
Generates the LCD display signal, and generates a high voltage for
backlight.
backlight.
7
MFP FLASH ROM PWB
Stores the MFP control program.
8
MFP controller PWB
Controls the image-related items and controls all over the machine.
9
Mother PWB
Interfaces the MFP control PWB and the PCU PWB.
10
PCU FLASH ROM PWB
Stores the PCU control program.
11
PCU PWB
Controls the engine section.
12
SPF PWB
Drives the SPF section loads./ Interfaces the sensor and detector
signals.
signals.
13
SPF paper width detection PWB
Detects the SPF paper tray paper width.
14
Image density sensor PWB
Detects the toner patch density in the image density correction.
15
OPC drum mark sensnor PWB
Detects the OPC drum mark.
16
Document size detection light
reception PWB
reception PWB
Generates the document size detection signal.
Code
Signal
name
Name
Type
Function/Operation
Active
condition
MODEL
NOTE
1
1
1
1
1
1
1
22
2
26
27
3
4
5
6
8
28
7
9
10
30
30
11
12
20
25
24
14
15
23
13
16
17
31
32
19
33
1
1
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