Chapter 5: Advanced Motherboard Setup
5-19
Unit Identifi er Switches
Two Unit Identifi er (UID) Switches and
two LED Indicators are located on the
motherboard. The Front Panel UID
Switch is located at Pin 16 on JF2. The
Rear UID Switch is located at SW1 next
to the Infi niBand Connector. The Front
Panel UID LED is located at Pin 17 of
JF2, and the Rear UID LED is located
at LE2. When the user presses a UID
switch on the front panel or on the back
panel, both 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 identifi cation of
a system unit that may be in need of
service. See the table on the right for
pin defi nitions.
Note
: UID LED is supported by the
physical switch or the BMC. When it is
controlled by the physical switch, it will
stay solid. When it is controlled by the
BMC, it will blink.
UID Switch
Pin# Defi nition
1
Ground
2
Ground
3
Button In
4
Ground
UID Switches & LEDs
Description
Location
FP Switch
Pin 16 on JF2
Rear Switch
SW1
FP UID LED
(Blue LED)
Pin 17 on JF2
Rear UID LED
LE2
NMI Header
The non-maskable interrupt header is
located at JNMI1. Refer to the table on
the right for pin defi nitions.
NMI Button (JNMI1)
Pin Defi nitions
Pin# Defi nition
1
Control
2
Ground
IPMB I2C SMB
A System Management Bus header
for the IPMI slot is located at JIPMB1.
Connect an appropriate cable here to
use the IPMB I
2
C connection on your
system.
SMB Header (JIPMB1)
Pin Defi nitions
Pin# Defi nition
1
Data
2
Ground
3
Clock
4
No Connection
Summary of Contents for SuperServer 2027TR-H71FRF
Page 1: ...SUPERSERVER 2027TR H71QRF 2027TR H71FRF 2027TR H71RF SUPER USER S MANUAL Revision 1 0...
Page 5: ...v SUPERSERVER 2027TR H71RF H71FRF H71QRF USER S MANUAL Notes...
Page 10: ...x Notes SUPERSERVER 2027TR H71RF H71FRF H71QRF USER S MANUAL...
Page 30: ...2 12 SUPERSERVER 2027TR H71RF H71FRF H71QRF USER S MANUAL Notes...
Page 34: ...SUPERSERVER 2027TR H71RF H71FRF H71QRF USER S MANUAL 3 4 Notes...
Page 68: ...5 30 SUPERSERVER 2027TR H71RF H71FRF H71QRF USER S MANUAL Notes...
Page 75: ...Chapter 6 Advanced Chassis Setup 6 7 Figure 6 5 Replacing a System Fan in the Fan Housing...
Page 116: ...A 2 SUPERSERVER 2027TR H71RF H71FRF H71QRF USER S MANUAL Notes...