04 - Control System 35Service Manual – SC250, Scrubtec 334, MA 30
Main Control Board (EB2) Connectors
J201: JST S8B-PH-SM4-TB (8 ways, vertical)
PIN Description El. board in/out V ref. I max. Connected to
1 SPI clock In 0-5V <1A EXT.6
2 SPI MOSI In-out 0-5V <1A EXT.4
3 SPI MISO In-out 0-5V <1A EXT.3
4 SPI CS3 In 0-5V <1A EXT.11
5 Power supply - In 0V <1A EXT.2
6 Power supply + In 5V <1A EXT.1
7 Power button input Out 36V <1A BUTTON.2
8 Power supply + In 36V <1A BUTTON.1
1 2 3 4 5 6 7 8
Figure 32 - (main control board - back view)
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