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Chapter 2: Installation
Unit Identier Switch/Rear LED Indicator
A Unit Identier (UID) Switch (UID-SW) and a rear LED Indicator (UID-LED) are located on
the I/O back panel. When the user presses the UID switch, the UID LED indicator will be
turned on. Press the UID switch again to turn off the UID LED. The UID indicator provides
easy identication of a system unit that may be in need of service.
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 LED
Status
Color/State Status
Blue:
On
Unit Identied
UID Switch
Pin Denitions
Pin# Denitions
1 Button In
2 Ground
3 Ground
4 Ground
5 Ground
DESIGNED IN USA
BIOS
LICENSE
X11SPL-F
REV:1.01
IPMI CODE
MAC CODE
BAR CODE
+
+
VGA
Intel
C621
JLAN1JLAN2
JPWR1
JTPM1
MH11
MH10
JRK1
SP1
LEDBMC
LE3
LEDPWR
JL1
JOH1
JBT1
JSTBY1
JSD1
JSD2
JPL2
JPL1
JVRM1
JWD1
JPG1
JPME2
JIPMB1
JNVI2C1
FAN4
FAN3
FAN2
FAN1
FANA
FANB
FAN5
JPI2C1
JD1
I-SGPIO2
I-SGPIO1
I-SATA4
I-SATA5
I-SATA6
I-SATA7
I-SATA0 I-SATA1
I-SATA2
I-SATA3
JF1
JPWR2
ASpeed
AST2500
CPU SLOT5 PCI-E 3.0 X8
CPU SLOT7 PCI-E 3.0 X8
USB6/7
M.2 PCI-E 3.0 X4
USB12(3.0)
USB10/11(3.0)
USB8/9(3.0)
USB4/5
USB2/3
COM1
COM2
USB0/1
IPMI_LAN
LAN1LAN2
UID-SW
UID-LED
PCH SLOT1 PCI-E 3.0 X4(IN X8)
CPU SLOT2 PCI-E 3.0 X8
CPU SLOT3 PCI-E 3.0 X8
CPU SLOT4 PCI-E 3.0 X8(IN X16)
CPU SLOT6 PCI-E 3.0 X8(IN X16)
BT1
CPU
DIMMF1
DIMME1
DIMMD1
DIMMA2
DIMMA1
DIMMB1
DIMMC1
RST
JF1
ON
PWR UID
LED
PS
FAIL 1
NIC
2
NIC
NMIX
PWRHDD
LEDLED
DIMMD2
12
1. UID Switch
2. UID LED