Read Sharp AR-C270 (serv.man6) Service Manual online
f. Transfer section
No.
Parts
Model
Note
Code
Signal
name
Name
Type
Function/Operation
Active
condition
1
Transfer unit
Transfers toner from the OPC
drum to paper.
drum to paper.
2
Transfer belt
separation pawl
separation pawl
Separates paper from the
transfer belt mechanically.
transfer belt mechanically.
Japan only
3
BPSS
BPSS
Separation pawl
solenoid
solenoid
Drives the separation
solenoid.
solenoid.
Japan only
4
Transfer belt
drive roller
drive roller
Drives the transfer belt.
5
Transfer
discharge
electrode
discharge
electrode
Discharges electric charges
of the transfer belt.
of the transfer belt.
4 pcs (Y, M, C,
K)
K)
6
Transfer roller
Applies a transfer voltage to
the transfer belt.
the transfer belt.
4 pcs (Y, M, C,
K)
K)
7
Lift cam
Transmits the transfer belt lift
motor power to the transfer
unit.
motor power to the transfer
unit.
Lifted up in
color print
mode, and lifted
down in
monochrome
mode.
color print
mode, and lifted
down in
monochrome
mode.
8
PCS
PCS
Image density
sensor
sensor
Photo sensor
(Photo reflection)
(Photo reflection)
Detects toner patch density in
image density correction.
image density correction.
Analog input
9
BLUM
BLUM
Transfer belt
motor
motor
Stepping motor
Lifts the transfer belt unit.
1
2
3
4
5
6
7
8
9
10
11
12
15
16
18
19
20
21
22
13
14
16
10
8
12
15
5
6
4
3
2
7
5
5
5
6
6
6
23
24
25
26
27
14
13
28
28
5 – 6A
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