2-12
Hardware Configuration Settings
Connector Pin Assignments
J11: Fast & Standard IrDA Header
J1: Reset Header
Pin
Signal
Pin
Signal
Pin
Signal
Pin
Signal
1
VCC (+5V)
2
FIRRX
1
Reset
2
Ground
3
SIRRX
4
Ground
5
IRTX
6
NC
J2: External Speaker Header
Pin
Signal
Pin
Signal
1
Speaker signal
2
NC
3
Ground
4
+5V
J3: Keyboard Lock Header
J4: IDE1 Active LED Header
Pin
Signal
Pin
Signal
1
+5V
(330 ohm pull-up for power
LED)
1
+5V
(470 ohm pull-up for HDD
LED)
2
NC
2
HDD Active #
(LED cathode terminal)
3
Ground
4
Keyboard inhibit
5
Ground