Mainboard User’s Manual
2
I/O Ports
1.2. I/O Ports
PS/2
mouse
PS/2
keyboard
USB
ports
Parallel port (LPT1)
Serial
port
Line-out
Microphone
Game port
Line-in
VGA
port
1.3. Panel Connector
The following illustration shows the front panel connector pin as-
signments:
HDD
LED
STANDBY
LED
SPEAKER
Ground
Ground
LED cathode
LED cathode
LED cathode
LED anode
LED anode
LED anode
Keylock
Non
Ground
Ground
Power on/off
Reset Single
+5V
+5V
Speaker-out
POWER LED
& KEYLOCK
RESET
BUTTON
POWER
SWITCH
Pin 1