26
PR-8168
7-channel driver board
（
Zoom and Focus
）
PR-8178A 5-channel driver board
（
CMY
）
No
Name
1-2
Focus motor
3-4
Zoom motor
5
Prism in/out motor
6
Prism rotation motor
7
Frost motor
8
Reserved
9
Magnet sensor for focus
10
Magnet sensor for zoom
11
Prism in/out &Prism rotation
magnet sensors
12
Reserved
13-14
Power input
15
485 signal input
16
485 signal output
17-20
Reserved
No
Name
1
CTO motor
2
Color wheel motor
3
Cyan motor
4
Yellow motor
5
Magenta motor
6
Reserved
7
Magnet sensors for
CTO/Yellow
8
Magnet sensors for color
wheel/Cyan
9
Magnet sensors for Magenta
10-11 Power input
12
485signal input
13
485 signal output
14-15 Fan
16-17 Reserved