Specifications

Part Name Symbol Function
1 Scanner Reference
Position Sensor
PC1 Provides the reference position for Scanner
movement.
2 Scanner Drive Cable
(Rear)
Driven by Scanner Motor M11 to move the
Scanner and 2nd/3rd Mirrors Carriage. (The
front Scanner Drive Cable performs the same
function.)
3 Scanner Control
Processor Board
PWB-J Mainly controls M11.
4 Exposure Lamp
Regulator
PU5 Applies an appropriate voltage to Exposure
Lamp LA1.
5 Scanner Motor M11 Drives the Scanner and 2nd/3rd Mirrors
Carriage by way of the Scanner Drive Cables.
6 Lens X Direction
Reference Position
Sensor
PC2 Provides the reference position for the Lens to
move in the X-direction (feeding direction).
7 Lens Y Direction
Reference Position
Sensor
PC3 Provides the reference position for the Lens to
move in the Y-direction (crosswise direction).
8 Lens Y Direction
Drive Motor
M13 Moves the Lens in the Y-direction (crosswise
direction).
9 Lens Brings together rays of light reflected off the
original.
10 4th/5th Mirrors
Carriage
Corrects the conjugation distance according to
the current zoom ratio.
11 4th Mirror Reflects the light from the 3rd Mirror and Lens
onto the 5th Mirror.
12 5th Mirror Reflects the light from the 4th Mirror onto the
6th Mirror.
13 6th Mirror Reflects the light from the 5th Mirror onto the
surface of the PC Drum.
14 Lens X Direction
Drive Motor
M12 Moves the Lens in the X-direction (feeding
direction) by way of the Lens Drive Cable.
15 Lens Drive Cable Transmits drive from M13 to move the Lens in
the X-direction (feeding direction).
16 AE Sensor Board PWB-H Measures the intensity of the light reflected off
the original.
17 Scanner Scans the original.
18 1st Mirror Reflects the light from the original onto the 2nd
Mirror.
19 2nd/3rd Mirrors
Carriage
Maintains the optical path length between the
original and PC Drum.
20 Optical Section
Cooling Fan Motor
M17 Cools the optical section.
21 2nd Mirror Reflects the light from the 2nd Mirror onto the
Lens.
22 3rd Mirror Reflects the light from the 1st Mirror onto the
3rd Mirror.
M-35