Read Sharp AR-C150 (serv.man5) Service Manual online
No.
Parts
Note
Code
Signal
name
Name
Type
Function/Operation
Active
condition
1
Paper tray paper feed
unit
unit
Feeds paper in the paper tray to the paper
transport section.
transport section.
2A
PEDx
PEDx
Paper empty detector
Photo sensor
(Photo transmission)
(Photo transmission)
Detects paper empty in the paper tray.
L(0V) when
paper is
detected.
paper is
detected.
2B
LUDx
LUDx
Paper upper limit
detector
detector
Photo sensor
(Photo transmission)
(Photo transmission)
Detects the paper upper limit (Keeps friction
between the paper pickup roller and paper
constant).
between the paper pickup roller and paper
constant).
L when the
paper upper
limit is
detected
paper upper
limit is
detected
3
Paper pickup roller
Feeds paper to the paper feed roller.
4
CPFSx
CPFSx
Pickup solenoid
Presses paper onto the paper pickup roller.
5
CPFCx
CPFCx
Paper feed clutch
Electromagnetic
clutch
clutch
Controls ON/OFF of the paper feed roller.
6
Separation roller
Separates paper and prevents against double
feed.
feed.
7
Paper feed roller
Feed paper to the paper transport section.
(Paper transport unit (upper)
No.
Parts
Note
Code
Signal
name
Name
Type
Function/Operation
Active
condition
1
Paper transport unit
(Upper)
(Upper)
Transports paper to the transfer section.
2
Paper transport roller 1
Transports paper to the transfer resist roller.
3
Idle roller
Reduces the load of paper transport power.
4
PFD1
PFD1
Paper detector
(Actuator) 1
(Actuator) 1
Photo sensor
(Photo transmission)
(Photo transmission)
No. 1 paper tray (Duplex) paper exit detection
L with paper
presence
presence
5
RDSW-U RDSW-U Right upper door open/
close detector (Actuator)
Photo sensor
(Photo transmission)
(Photo transmission)
Right upper door open/close detection
H when the
door is open
door is open
6
PFD2
PFD2
Paper detector
(Actuator) 2
(Actuator) 2
Photo sensor
(Photo transmission)
(Photo transmission)
No. 2 paper tray paper exit detection
L with paper
presence
presence
7
IFD PWB
Photo sensor
(Photo transmission)
(Photo transmission)
Provided with No. 1/2 paper tray paper exit
detector and the right upper door open/close
detector.
detector and the right upper door open/close
detector.
8
Idle roller
Reduces the load of paper transport power.
9
Idle roller
Applies a pressure to paper and the transport
roller to give the transport roller power to the
paper.
roller to give the transport roller power to the
paper.
10
Paper transport roller 2
Transports paper to the transport roller 1.
2
3
4
5
6
7
8
10
9
1
AR-C150
2 – 4
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