26
Chapter 2
HARDWARE INSTALLATION
User's Manual |
WL551
Intel
BGA 1528
1
1
1
1
1
1
1
2
9
10
1
2
9
1
1
1
5
2
2
5
6
1
2
9
1
6
5
2
1
2
10
1
1
2
5
6
10
1
39
40
1
1
2
5
6
1
1
ON
2
3
4
Front Panel Pin Assignment
Pin Assignment
Pin Assignment
1
Power Button
2
SUS LED PWR
3
GND
4
SUS LED
5
Reset
6
HDD LED
Front Panel
X
Internal I/O Connectors
PWR-LED - Power/Standby LED
When the system’s power is on, this LED will light. When the system is in the S1 (POS - Power
On Suspend) state, it will blink every second. When the system is in the S3 (STR - Suspend To
RAM) state, it will blink every 4 seconds.
HD-LED - Hard Drive LED
This LED will light when the hard drive is being accessed.
PWR-SW - Power Switch
This switch is used to power on or off the system.
RESET - Reset Switch
This switch allows you to reboot without having to power off the system.
Front Panel Pin Combination
Pin Name
Pin Name
PWR-LED
2
3V3SB
PWR-SW
1
PWSIN
4
SUS_LED
3
GND
HD-LED
2
3V3SB
RESET
3
GND
6
HD_LED
5
RESET