Read Sharp AR-RP1 (serv.man2) Service Manual online
[4] EXTERNAL VIEW AND
INTERNAL STRUCTURE
1. External view
No.
Name
1
Document set tray
2
Document guide
3
Document feed section cover
4
Document transport section cover
5
Document exit section
2. Internal structure
Sensor, detector, etc.
No.
Code
Name
Type
1
Document set
sensor
sensor
Detects presence of
documents.
documents.
2
Open/close sensor
Detects open/close
of the paper feed
unit.
of the paper feed
unit.
3
Document width
sensor (A4R, LTR,
A5)
sensor (A4R, LTR,
A5)
Detects the
document width on
the tray.
document width on
the tray.
4
Document width
sensor (B4, B5)
sensor (B4, B5)
Detects the
document width on
the tray.
document width on
the tray.
5
Document width
sensor (WL, TR,
A5R, A4, LT9
sensor (WL, TR,
A5R, A4, LT9
Detects the
document width on
the tray.
document width on
the tray.
6
Pickup solenoid
—
—
7
Paper entry sensor
Detects presence of
documents.
documents.
8
Pressure release
solenoid
solenoid
—
—
No.
Code
Name
Type
9
Transport clutch
—
—
10
SPF motor
Stepping
motor
motor
Drives document
feed on the tray,
transport, and
paper exit roller.
feed on the tray,
transport, and
paper exit roller.
11
Gate solenoid
—
—
12
—
Interface PWB
—
—
13
Document length
detection SW
(Short)
detection SW
(Short)
Detects the
document length on
the tray.
document length on
the tray.
14
Document length
detection SW
(Long)
detection SW
(Long)
Detects the
document length on
the tray.
document length on
the tray.
15
Book sensor
Detects the SPF
float.
float.
[5] OPEREATIONAL
DESCRIPTIONS
1. Major parts of the paper fed section
No.
Part name
Operation
1
Document length sensor
(L2)
(L2)
Detects the document length on the
tray.
tray.
2
Document length sensor
(L1)
(L1)
Detects the document length on the
tray.
tray.
3
Detects presence of documents.
4
Document width sensor
(W1, W2, W3)
(W1, W2, W3)
Detects the document width.
5
Pickup roller
Picks up documents.
6
Paper feed roller
Feeds and transports documents.
7
Paper entry sensor
(PAPER)
(PAPER)
Detects transport of documents.
8
PS roller
Makes synchronization between the
document lead edge and the image
lead edge.
document lead edge and the image
lead edge.
9
PS follower roller
Makes synchronization between the
document lead edge and the image
lead edge.
document lead edge and the image
lead edge.
10
Transport roller
Transports documents.
11
Transport follower roller
Transports documents.
12
Paper exit follower roller
Discharges documents.
13
Paper exit roller
Discharges documents.
14
Reverse gate
Opens/closes the document
reverse path.
reverse path.
15
Paper exit gate
Separate document exit to the
intermediate or the paper exit tray.
intermediate or the paper exit tray.
16
Intermediate tray
Discharges documents to the
intermediate tray during document
reverse.
intermediate tray during document
reverse.
1
2
3
4
5
1
2
3
4
5
6
7
9
8
10
11
12
13
14
15
1
2
3,4 5 6
7 8
9
10
11
12
13
14
15
16
Click on the first or last page to see other AR-RP1 (serv.man2) service manuals if exist.