Sharp AR-BC260 Service Manual page 45

(3) Major parts/signals functions and operations
6 8 4 2 4 2
9
3
9 9
3 3
3 3
9
9 9
3
10
10 10
No. Name
1 Transfer belt
2 Transfer roller
3 Belt cleaning blade
4 Transfer discharge sheet
5 Transfer belt cleaning roller
6 Transfer belt drive roller
7 Transfer belt follower roller
8 Transfer belt cleaning brush
9 Process control sensor
10 Transfer waste toner tank
11 Transfer belt unit
RW Belt motor
RW Calibration solenoid
RW Waste toner full detection switch
RW Belt lift-up motor
RW Belt lift-up sensor
RW Control signal
RW Control signal
RW: Abbreviation of Related Wiring, which means the said load is specified in the related figure of the mechanical and the electrical sec-
tions.
1 4 2 4 2 7
8
5
10
1
1 1
11
5
5 5
Code, signal name
—
—
—
—
—
—
—
—
Monochrome: PCSK
Color: PCSC
—
BTM
CALS
BTNF
BLUM
BLUD
TC (K, C, M, Y)
THV (K, C, M, Y)
AR-BC260 DESCRIPTIONS OF EACH SECTION 7 - 8
1 1
6
8
Transfers toner images on the OPC drum onto paper.
Applies a transfer voltage to the transfer belt.
Cleans and removes toner from the transfer belt.
Discharges the transfer belt.
Removes paper dust from the transfer belt.
Drives the transfer belt.
Transfer drive follower roller
Cleans the back surface of the transfer belt.
Detects the toner patch density in image density correction.
Collects waste toner on the transfer belt.
Drives the transfer belt.
Drives the shutter on the process control sensor.
Detects waste toner full in the waste toner box.
Lifts up the transfer belt unit.
Detects the position of the transfer belt unit.
Each color transfer high voltage control signal
Each color transfer high voltage
4
2
4
2
4
2
7
8
Function