Sharp AR-BC260 Service Manual page 60

(3) Major parts and signals functions and operations
7
8
No. Name
1 Scanner motor
2 Pulley belt
3 Pulley
4 Scanner drive wire
5 Scanner unit home position sensor
7 Copy lamp
8 Reflector
9 No. 2 mirror
10 No. 3 mirror
11 Lens
12 CCD PWB
RW Inverter PWB
RW Scanner motor drive
RW MHPS
RW: Abbreviation of Related Wiring, which means the said load is specified in the related figure of the mechanical and the electrical sec-
tions.
5
4
Code, Signal name
SM
—
—
—
MHPS
CL
—
—
—
—
—
LAMP
SM A, A', R, B'
MHPS
AR-BC260 DESCRIPTIONS OF EACH SECTION 7 - 23
1
2
3
9
10
Drives the copy lamp unit and the mirror base unit.
Transmits drive power of the scanner motor to the pulley.
Drives the scanner drive wire.
Transmits drive power of the scanner motor to the copy lamp unit
and the mirror base unit.
Detects the home position of the copy lamp unit.
Radiates light onto documents. (Xenon lamp)
Converges light from the copy lamp.
Sends document images to No. 3 mirror.
Sends document images to the lens.
Reduces document images (photo images) and projects them to the
CCD.
Receives the document image (photo signals) and converts them
into electrical signals.
Drives the copy lamp (Xenon lamp).
Scanner home position detect jam
11
12
Function