Computer Hardware User Manual

2-18
X8STi/X8STi-F/X8STi-3F/X8STi-LN4 User's Manual
Power Button
OH/Fan Fail LED
1
NIC1 LED
Reset Button
2
Power Fail LED
HDD LED
Power LED
#3~4
#1~2
Vcc
Vcc/UID Switch
Vcc
Vcc/Blue UID LED
Ground
Ground
1920
Vcc
X
Ground
NMI
X
Vcc
NIC2 LED
NIC1/NIC2/NIC3*/NIC4* LEDs
(*NIC3/NIC4: X8STi-LN4)
The NIC (Network Interface Control-
ler) LED connection for LAN port 1
is located on pins 11 and 12 of JF1,
and the LED connection for LAN Port
2 is on Pins 9 and 10. NIC3_LED
and NIC4_LED are 2-pin NIC LED
headers. Attach NIC LED cables to
NIC3_LED and NIC4_LED to display
network activities for LAN 3 and LAN4.
Refer to the table on the right for pin
defi nitions.
HDD LED/UID Switch
The HDD LED and UID Switch con-
nections are located on pins 13 and 14
of JF1. Attach a cable here to indicate
HDD activity or UID (Unit Identifi er)
status. See the table on the right for
pin defi nitions.
HDD LED/UID Switch
Pin Defi nitions (JF1)
Pin# Defi nition
13 +5V/UID Switch
14 HD Active
LAN1/LAN2 LED
Pin Defi nitions (JF1)
Pin# Defi nition
9/11 Vcc
10/12 Ground
A
B
C
A. HDD LED/UID Switch
B. NIC1 LED
C. NIC2 LED
D. NIC3 LED (X8STi-LN4)
E. NIC4 LED (X8STi-LN4)
LSI 1068E
NIC4 LED
JBMC1
D
B
NIC3/NIC4 LED Headers
Pin Defi nitions
(X8STi-LN4)
Pin# Defi nition
Pin 1 Vcc 3.3V Standby
Pin 2 Signal
E
A