Stryker OSC400 - Connections at the front:

104
S
Plug Allocation Power Box
16.5.4 Connections at the front:
Plug-in connection light control for lights 1 + 2
Pin No.
1. CAN -
2. CAN screen
3. CAN +
Plug-in connection light power for lights 1 + 2
Pin No.
1. Supply lights -
2. PE / protective grounding
3. Supply lights +
Plug-in connection wall control for lights 1 + 2
Pin No.
1. Supply terminal +
2. RS-232, RXD
3. RS-232, TXD
4. Not Connected / Reserved
5. Supply GND
6. Supply terminal +