Supermicro SuperServer 2028R-TXR - Page 70

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SUPERSERVER 2028R-TXR User's Manual
Power Button
OH/Fan Fail/
PWR Fail LED)
1
NIC1 Link LED
Reset Button
2
Power Fail LED
HDD LED
FP PWRLED
Reset
PWR
3.3 V
UID Switch
UID LED
Ground
Ground
1920
3.3V
X
Ground
NMI
X
NIC2 Link LED
NIC2 Activity LED
NIC1 Activity LED
Unit Identifi er Switches & UID LED
Indicators
A rear unit identifi er switch (JUIDB1) is lo-
cated next to the VGA port on the IO back
panel, and a front UID switch is located
on pin 13 on the front control panel (JF1).
The rear UID LED (LED1) is located next
to the rear UID switch, and the front UID
LED is located on pins 7 on JF1. When
you press the front UID switch or the rear
UID switch, both front and rear UID LED
indicators will be turned on. Press the UID
switch again to turn off the LEDs. The
UID Indicators provide easy identifi cation
of a system unit that may be in need of
service. Refer to the layout below for the
locations of the front control panel and the
I/O back panel.
Note: UID can also be triggered via
IPMI on the motherboard. For more
information on IPMI, please refer to
the IPMI User's Guide posted on our
website at
http://www.supermicro.
com
.
UID Button
Pin# Defi nition
1 Ground
2 Ground
3 Button In
4 Button In
UID LED
Status
Color/State Status
Blue: On Unit Identifi ed
Front Control Panel (JF1)