Read Sharp AR-M550 (serv.man4) Service Manual online
: Feb. 6 2004
1
AR-M550/M620/M700 DETAILS OF EACH SECTION 6 - 50
Code
Signal
name
Name
Function/Operation
Type
Model
Note
AINPD
AINPD
Duplex (ADU) paper entry
detector
detector
Duplex (ADU) paper entry
detection, detection of paper exit
to finisher
detection, detection of paper exit
to finisher
Transmission
type
type
Paper transport system
sensor
sensor
APPD1
APPD1
Duplex (ADU) paper pass
detector 1
detector 1
Duplex (ADU) upstream paper
pass detection
pass detection
Transmission
type
type
Paper transport system
sensor
sensor
APPD2
APPD2
Duplex (ADU) paper pass
detector 2
detector 2
Duplex (ADU) midstream paper
pass detection
pass detection
Transmission
type
type
Paper transport system
sensor
sensor
DSW-ADU
DSW-ADU
Duplex (ADU) cover open/close
detector
detector
Duplex (ADU) cover open/close
detection
detection
Transmission
type
type
Door switch
PFD2
PFD2
Paper pass detector 2
Paper pass detection (Left door
unit) from duplex (ADU)/Paper
feed tray 1, 3, 4
unit) from duplex (ADU)/Paper
feed tray 1, 3, 4
Transmission
type
type
Paper transport system
sensor
sensor
THPS2
THPS2
Transfer belt contact/separation
home position sensor 2
home position sensor 2
Transfer belt separation home
position detection 2
position detection 2
Transmission
type
type
Other sensors, switch
ADM1
ADM1
Duplex (ADU) motor 1
Drives the paper exit rollers 2
and the paper transport roller 19.
and the paper transport roller 19.
Stepping motor
High speed only
ADM2
ADM2
Duplex (ADU) motor 2
Drives the paper transport roller
20 and 21.
20 and 21.
Stepping motor
Selection of Normal speed/
High speed
High speed
TURM
TURM
Transfer separation motor
Drives and separates the transfer
belt.
belt.
DC brush motor
The transfer belt is pressed
on the OPC drum only
during printing.
on the OPC drum only
during printing.
DGS
DGS
Paper exit gate solenoid
Drives the paper exit gate.
Electromagnetic
solenoid
solenoid
DSW-L
DSW-L
Left door open/close detector
Left door open/close detection
Micro switch
Door switch
No.
Name
Function
1
Transport roller 21 (Drive)
Transports paper from the transport roller 20 to the transport roller 15.
2
Transport roller 20 (Drive)
Transports paper from the transport roller 19 to the transport roller 21.
3
Transport roller 19 (Drive)
Transports paper from the transport roller 2 to the transport roller 20.
4
Paper exit roller 1
Discharges paper. / Transports paper to the duplex (ADU) section.
1
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