Supero SuperServer 4027GR-TR, User Manual

Page: 73 / 135

Chapter 5: Advanced Serverboard Setup
5-23
Power Button
The Power Button connection is located
on pins 1 and 2 of JF1. Momentarily
contacting both pins will power on/off
the system. This button can also be
configured to function as a suspend
button (with a setting in the BIOS). To
turn off the power when the system is
in suspend mode, press the button for 4
seconds or longer. Refer to the table on
the right for pin de
fi nitions.
Power Button
Pin Defi nitions (JF1)
Pin# De fi nition
1 Signal
2 Ground
Universal Serial Bus (USB)
Four Universal Serial Bus ports (USB
0/1, 2/3) are located on the I/O back
panel to provide USB connections.
(Cables are not included). See the tables
on the right for pin de
fi nitions.
Backplane USB
Pin Defi nitions
Pin# De fi nition
1 +5V
2 PO-
3 PO+
4 Ground
5 NA
Unit Identifi er Switch
A Unit Identi fi er (UID) switch and two
LED indicators are located on the
serverboard. The UID switch is located
next to LAN2 port on the backplane. The
rear UID LED (LE4) is located next to the
UID switch. The Front Panel UID LED
is located at pins 7/8 of JF1. Connect
a cable to pin 8 on JF1 for Front Panel
UID LED indication. When you press the
UID switch, both the rear UID LED and
front panel UID LED indicators will be
turned on. Press the UID switch again
to turn off both LED Indicators. These
UID Indicators provide easy identi
fi cation
of a system unit that may be in need of
service.
Note:
UID can also be triggered via IPMI
on the serverboard. For more information
on IPMI, please refer to the IPMI User's
Guide posted on our website at http://
www.supermicro.com.
UID LED (LE)
Status
Color/State OS Status
Blue: On Windows OS Unit Identi fi ed
Blue:
Blinking Linux OS Unit Identi fi ed