Chapter 2: Installation
2-27
A. Buzzer (Internal
Speaker)
B. OH LED
Buzzer
The buzzer, located at SP1, can be
used to provide audible indications
for various beep codes. See the table
on the right for pin defi nitions. Refer
to the layout below for the locations of
the Internal Buzzer (SP1).
Internal Buzzer (SP1)
Pin Defi nition
Pin# Defi nitions
Pin 1
Pos. (+)
Beep In
Pin 2
Neg. (-)
Alarm
Speaker
Overheat/Fan Fail LED
The JOH1 header is used to connect
an LED indicator to provide warnings
of chassis overheating and fan failure.
This LED will blink when a fan failure
occurs. Refer to the tables on right for
pin defi nitions.
OH/Fan Fail LED
Status
State Message
Solid
Overheat
Blinking
Fan Fail
B
LED3
JSTBY1
JD1
JPB1
JPG1
JBR1
JWD1
JVRM_SMB
JPL1
I-SATA1
I-SATA0
I-SATA4
I-SATA3
I-SATA2
I-SATA5
JSD1
DIMM_C2
JPMB1
JPME2
JPME1
T-SGPIO1
T-SGPIO2
JBT1
JPI2C1
JF1
JTPM1
JI2C2
JI2C1
JL1
LED2
Battery
COM1
JPW4
JPW1
JPW3
JPW2
XDP_PCH
XDP_CPU
JT
AG OF CPLD
BUZZER
SAS4~7
SAS0~3
USB7
USB6
USB4/5
USB2/3
SXB2: CPU2 PCI-E 3.0 X8
SXB1: CPU2/CPU1 PCI-E 3.0 X8 + x8
P1 DIMMC2
P1 DIMMC1
P1 DIMMB2
P1 DIMMB1
P1 DIMM1A
AL
W
AYS POPULA
TE DIMMxA
FIRST
P2 DIMMF2
P2 DIMMF1
P2 DIMME2
P2 DIMMD2
P2 DIMME1
P2 DIMMD1
FA
N
B
FA
N
A
FAN3
FA
N
4
FAN2
FAN1
USB0/1
UIOP
COM2
IPMI_LAN
KB/MOUSE
LAN2
LAN1
VGA
UID
P1 DIMMA1
P1 DIMMA2
24-Pin Main PWR
8-Pin PWR
8-Pin PWR
JOH1
BIOS
Intel IOH
BMC
CTRL
LAN
CTRL
82580
PHY
X9DBU
Rev. 1.02
1
[CPU2_Port3D]
[CPU2_Port3C]
[CPU2_Port1B]
[CPU2_Port1A]
[CPU1_Port3A]
[CPU1_Port3B]
1
1
1
1
1
1
1
3
2
1
4
LED1
A
