Table 2-1. Gears And Rollers - Epson ActionLaser 1300 EPL-3000 Service Manual

Operating Principles
of Gear
No.
No.
Teeth
16
1 7/56
2
29/72
3
4 51
5 24/38
6 43
7 30
8 57
29/30
9
10
26/27
Figure 2-16 shows the main motor drive circuit. The main motor (Ml) is a four-phase stepping
motor. This motor is controlled by the CPU (IC201) on the main controller board (C144 ~IN ).
The power supply board (PWB-E) has a stepping motor driver IC. This IC drives the main motor
(Ml) with a constant current.
board
Main controller
2-1o

Table 2-1. Gears and Rollers

Roller Neme No.
11
12
13
14
15
P/C Drum 16
17
18
19
20
Power Supply board
CN3E
10
8
9 9
10
8
7 11
1
Figure 2-16. Main Motor Drive Circuit
No. of Gear
Roller Name
Teeth
20 Sleeve rofler
1 6/29
4Y48 Paper take-up roller
16 Transport roller
24/59
29 Upper fusing roller
50
15 Exit
roller
16 image transfer roller
I
Rev. A