2-22
X9DRW-3LN4F+/3TF+ Motherboard User’s Manual
Power Button
Blue+ (OH/Fan Fail/
PWR FaiL/UID LED)
1
NIC1 Link LED
Reset Button
2
Power Fail LED
HDD LED
FP PWRLED
Reset
PWR
3.3 V
ID_UID_SW/3/3V Stby
Red+ (Blue LED Cathode)
Ground
Ground
19
20
3.3V
X
Ground
NMI
X
NIC2 Link LED
NIC2 Activity LED
NIC1 Activity LED
Power Fail LED
The Power Fail LED connection is
located on pins 5 and 6 of JF1. Re-
fer to the table on the right for pin
definitions.
PWR Fail LED
Pin Definitions (JF1)
Pin# Definition
5
3.3V
6
PWR Supply Fail
B
A
A. OH/Fail/PWR Fail LED (Red)/UID
(Blue)
B. Blue LED Cathode
C. PWR Supply Fail
Overheat (OH)/Fan Fail/PWR Fail/
UID LED
Connect an LED cable to pins 7 and
8 of Front Control Panel to use the
Overheat/Fan Fail/Power Fail and
UID LED connections. The Red LED
on pin 7 provides warnings of over-
heat, fan failure or power failure. The
Blue LED on pin 8 works as the front
panel UID LED indicator. The Red
LED takes precedence over the Blue
LED by default. Refer to the table on
the right for pin definitions.
OH/Fan Fail/ PWR Fail/Blue_UID
LED Pin Definitions (JF1)
Pin# Definition
7
Red_LED-Cathode/OH/Fan Fail/
Power Fail5.5V.SB
8
Blue_UID LED
OH/Fan Fail/PWR Fail
LED Status (Red LED)
State Definition
Off
Normal
On
Overheat
Flashing
Fan Fail
C
X9DRW-3LN4F+
Rev. 1.20
