Epson ActionLaser 1600 EPL-5600 Service Manual page 62

No. of Gear
No.
Teeth
1
18 Main Motor (Ml)
2
3 29
4
43 P/C Drum
5
6 30 P/C Dtum
7 47
8 29/41
9 26
23 Sleeve Roller
10
6/40
11 1
12 46/69
Paper Take-Up Roller
23
13
14
Option (lower paper cassette)
2-17
Figure shows the main motor drive circuit. The main motor (Ml) is a four-phase stepping
motor. This motor is controlled by the CPU (ICIA) on the engine controller board (PWB-A). l%e
power supply board (WVB-E) has a stepping motor driver IC. This IC drives the main motor (Ml)
with a constant current. The main motor (Ml) is stopped when the CPU (ICIA) on the en@ne
controller board (PWB-A) outputs TdA and TdB"signa~. "
Engine Controller
Board
CN8A
Rev. A
Table 2-1. Geara and Rollera
No.
Roller Name
15
16
17
18
19
20
21*
22*
23*
24*
25*
26"
28
Power Supply
Board
4 8
A
3 9
B
2
Figure 2-17. Main Motor Drive Circuit
Upper Fuaing Roller
36
15
15 Face-Up Exit Roller
24/32
18
18
18
16
16 Paper TakWp Roller
28
14 Image Tranafer Roller
Main Motor Ml
4
3
4
5
6
2-9