58
Service Manual – SC401, SCRUBTEC 344
04 - Control System - Battery
Main Machine Controller (EB1) (continues)
Hourmeter
1 2
Figure 45:
PIN
Color
Circuit Description
Measured
Comments
1
Red
Hourmeter power
23.47 V
2
Black
Hourmeter power supply -
0.047 V
With drive enable
User Interface Controller
1
2
3
4
5
6
7
8
9
10
11
1
3
5
7
9
11
12
2
4
6
8
10
12
Figure 46:
PIN
Color
Circuit Description
Measured
Comments
1
Brown
Power
5.1 V (Machine ON)
2
White
Power supply -
0.00 V
3
Green
SPI MISO
0 - 5 V
4
Yellow
SPI MOSI
0 - 5 V
6
Grey
SPI clock
0 - 5 V
11
Pink
SPI CS3
0 - 5 V
