A55F2-M4 USER MANUAL
1
Intruder
Ground
CASE
CLR_CMOS Jumper
2
3
1
1-2: NORMAL
Before clearing the CMOS, make sure to turn off the system.
CLR_CMOS
3
1
2
USBPWR_R (Rear USB PS/2 Power Select Jumper)
USBPWR_F (Front Panel USB Power Select Jumper)
2
3
1
2
3
1
2
3
1
VCC
(Default)
5VSB
VCC
(Default)
5VSB
2-3: CLEAR CMOS
+12V
SYS_FAN
1
Ground
NC
5
SPDIFO
1
SPDIF OUT
Ground
VCC
KEY
CPU_FAN
Sensor
PWM
Ground
+12V
1
SPK
1
VCC
Signal
KEY
Ground
