2-22
A1SAi & A1SRi Series Motherboard User’s Manual
Battery
JD1
FAN1
FAN2
FAN3
I-SA
TA4
I-SA
TA5
J1
J3
JPI2C1
JPW1
JSD1
JTPM1
VGA
LED8
LED3
LED7
JBT1
1
JOH1
JL1
JI2C1
JI2C2
JPK1
JWD1
JPG1
JIPMB1
COM2
COM1
JF1
USB 3.0-2
LAN3/4 LED
LAN2/LAN4
LAN1/LAN3
USB2.0-0/1
USB3.0-0/1
USB 3.0-3
IPMI_LAN
PCI-E 2.0 X8
DIMMA1
DIMMA2
DIMMB2
DIMMB1
I-SA
TA0
A1SAi/A1SRi Series Motherboard
Rev. 1.00
FP
CTRL
JPL1
BIOS
Marvell
PHY
BMC
Bar Code
JUIDB1
CPU
SP1
I-SA
TA2
I-SA
TA3
I-SA
TA1
LED2
DOM PWR Connector (JSD1)
The Disk-On-Module (DOM) power
connector, located at JSD1, provides
5V power to a solid state DOM storage
device connected to one of the SATA
ports. See the table on the right for
pin definitions.
DOM PWR
Pin Definitions
Pin# Definition
1
5V
2
Ground
3
Ground
A. DOM PWR
B. Overheat LED Header
A
Overheat LED
Pin Definitions
Pin Definition
1
3.3V
2
OH Active
Overheat LED Header
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 definitions.
OH/Fan Fail/PWR Fail
LED Status (Red LED)
State Definition
Off
Normal
Solid
Overheat
Flashing
Fan Fail
B
