Chassis Intrusion Headers (Ci1~Ci2) - AXIOMTEK wm5201 User Manual

MANO881 Series All-In-One Mini ITX Board
The CHA_FAN1 is for chassis fan interface. Please connect the fan cable to the fan
connector and match the black wire to the ground pin.
Pin Signal
1 GND
2 +12V
3 CHA_FAN_SPEED
4 FAN_SPEED_CONTROL
2.4.8

Chassis Intrusion Headers (CI1~CI2)

This motherboard supports CASE OPEN detection feature that detects if the chassis
cover has been removed. This feature requires a chassis with chassis intrusion
detection design.
Pin Signal
1 Signal
2 GND
CI1:
- Close: Active case open.
- Open : Normal.
Note
CI2:
- Close: Normal.
- Open: Active case open.
14
1 4
Board and Pin Assignments