Chapter 2: Installation
2-19
JBT1
FA
N
1
LEB1 LEB2
JLPC80
JUSB2
LE4
SW1
JWD
JBMC1
JPG1
JPL1
JPL2
JBAT1
JNMI1 JRST1
JSPK1
USB0/1
IPMI_LAN
CMOS
CLEAR
P1 DIMM1A
P1 DIMM1B
P1 DIMM2A
P1 DIMM2B
P1 DIMM3B
P1 DIMM3A
InfinBand
P2 DIMM2A
P2 DIMM2B
P2 DIMM1A
P2 DIMM1B
CPU1
CPU2
I-SA
T
A
1
LAN1
LAN2
IPMB
COM1
VGA
Battery
P2 DIMM3A
P2 DIMM3B
Slot 1 PCI-E 2.0 x16
Connector
Winbond
WPCM450
InfiniBand
CTRL
JUSB2
C384
LAN CTRL1
LAN CTRL2
PHY
Intel 5520 (IOH-36D)
Intel ICH10R
South Bridge
BIOS
PWR Supply
FP
CTRL
X8DTT-H
LE1 LE3
JF2
LE2
Rev. 1.3
Intel 5500 (IOH-24D)
(For OEM only)
A
A. Alarm Reset
Alarm Reset
If three power supplies are installed and Alarm
Reset (JRST1) is enabled, the system will no-
tify you when any of the three power modules
fails. Connect JRST1 to a micro-switch to en-
able you to turn off the alarm that is activated
when a power module fails. See the table on
the right for pin defi nitions.
Alarm Reset
Pin Setting Defi nition
Pin 1
Ground
Pin 2
+5V