Chapter 1
Motherboard Description
1-9
1.3.1 Front Panel Connectors (JPANEL1)
Pin
No.
Assignment Function
Pin
No.
Assignment
Function
1
Speaker
2
+5V
VCC
3
NC
4
Ground
Ground
5
Ground
6
NC
NC
7
+5V
Speaker
Connector
8
Power LED(+)
9
HDD LED(+)
10
Power LED(+)
11
HDD LED(-)
HDD Drive
LED
12
Power LED(-)
Power LED
13
Ground
14
Power Button
15
Reset Switch
Reset
Button
16
Ground
ATX Power
Button
17
VCC
18
Sleep Switch
19
IRRX
20
Ground
SLP
21
Ground
22
NC
NC
23
IRTX
IrDA
Connector
24
+5V
VCC
25
NC NC
26
NC
NC
1
2
26
25
SPK
HLED
RST
IR
NC
V G NC
PWR-LED
PWR
SLP
NC
NC
V