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S
S
UPER
ERVER 5038ML-H12TRF User's Manual
5-9
Connector Defi nitions
Unit Identifi er Switch/UID LED
Indicators
A Unit Identifier (UID) button and a
LED indicator are located on the moth-
erboard. The UID button is located at
JUIDB1, and LED is located at LED6 on
the backplane. When you press the UID
button, the UID LED indicator will turn
on. Press the UID button again to turn
off the LED indicator. The UID indicator
provides easy identifi cation of a system
unit that may be in need of service.
Note: UID can also be triggered via IPMI
on the motherboard. For more informa-
tion on IPMI, please refer to the IPMI
User's Guide posted on our website @
http://www.supermicro.com.
Power Switch/LED
A power switch/LED indicator is located next to the UID button/LED on the backplane
of the motherboard. Use this switch to power on or power off the system.
IPMI_LAN Port
An dedicated IPMI Ethernet port is lo-
cated on the I/O backpanel to provide
network connection via IPMI interface.
This port accepts a RJ45 type cable.
Note: Please refer to the LED iIndicator
Section for LAN LED information.
UID Switch
Pin#
Defi nition
1
Ground
2
Ground
3
Button In
4
Button In
UID LED
Status
Color/State Status
Blue: On
LAN Port
Pin Defi nition
Pin# Defi nition
Pin# Defi nition
1
TD0+
11
2
TD0-
12
3
NC
13
4
TD1+
14
5
TD1-
15
6
NC
16
7
TD2+
17
8
TD2-
18
9
NC
19
10
TD3+
20
(NC= No Connection)
5-14
Unit Identifi ed
TD3-
NC
Ground
Act LED (Yellow)
Link 1000 LED (Amber)
Link 100 LED (Green)
Ground
Ground
Ground
Ground
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