IBM MICRO TOWER 2169 Hardware Maintenance Manual page 128

t
CPU FAN : CPU cooling FAN Power
connector. Pin 1 nearest to cpu
Pin No.
1
2
3
t
CAS FAN: Power FAN Connector. Pin 3
nearest to cpu
Pin No.
1
2
3
t
JP1 : Clear CMOS. Pin 1 marked on pcb
Pin No.
1-2 close
2-3 close
t
CD1: CD Audio Line in. Pin 4 nearest to cpu
Pin No.
1
2,3
4
t
CD2 :AUX_IN. Pin 1 nearest to cpu
Pin No.
1
2,3
4
126
GND.
+12V
SENSE
GND.
+12V
SENSE
Normal operation (Default).
Clear CMOS
CD_L
GND
CD_R
AUX_L
GND
AUX_R
Function
Function
Function
Function
Function