Chapter 2: Installation
System Management Bus
A System Management Bus header is located at SUBUS1 on the mother- board. Connect the appropriate cable here to use the SMB connection on your system.
Power SMB (I2C) Connector
Power System Management Bus (I2C) Connector (JPI2C) monitors power supply, fan and system temperatures. See the table on the right for pin definitions.
SMB Header
Pin Definitions
Pin# Definition
1Data
2Ground
3Clock
4No Connection
PWR SMB
Pin Definitions
Pin# Definition
1Clock
2Data
3PWR Fail
4Ground
5+3.3V
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| P2 DIMM3A | JPI2C1 | BJPW1 |
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FAN6 | FAN5 |
| PWR I2C | JPW2 | JPW3 | |
P2 DIMM3B | FAN7 CPU FAN1 |
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P2 DIMM3C
A.SMB
B.PWR SMB
| KB/MS |
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COM1 (Bottom) | VGA (Top) |
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USB0/1 | IPMI LAN | PHY |
USB 2/3/4/5 |
| Chip |
| LAN2(Top) | |
(Bottom) |
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LAN1 |
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AUDIO |
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Header |
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| 7.1HD AUDIO | CPU2 FAN |
| CD1 | |
Audio |
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CTRL |
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P2 DIMM2A
P2 DIMM2B
P2 DIMM2C
P2 DIMM1A
P2 DIMM1B
P2 DIMM1C
ALWAYS POPULATE DIMM1 FIRST
CPU2
Slot7
Slot6
CPU1 |
P1 DIMM1C
P1 DIMM1B
P1 DIMM1A
P1 DIMM2C
P1 DIMM2B
P1 DIMM2A
P1 DIMM3C
P1 DIMM3B
P1 DIMM3A
ALWAYS POPULATE DIMM1 FIRST
X8DAH+ Rev. 2.01
JD1
FAN2 JF1 FPCTL FAN1
SP1
Firmware |
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BMC |
| Slot5 | |
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| JI2C2 | JI2C1 |
| LAN |
| Slot4 |
| CTRL |
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| Slot3 |
| BMC |
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| CTRL |
| Slot2 |
DP5 | BMC Graphics |
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A | Memory |
| Slot1 |
| 1 |
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| A |
| COM2 |
JPG1 | SMBUS1 JLPC80 | ||
JPL1 |
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DP4 
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| FAN3 | |
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| Intel |
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| JBAT1 |
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| BIOS |
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| Intel |
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| JBT1 | FLOPPY | IDE |
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| Intel |
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| ICH 10R |
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| (SouthBridge) | JIDE1 |
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| JPI1 | FAN4 | ||||
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| 1394 |
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S I/O | JPT1 | J14 | JP5 | CTRL |
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| J15 J139USB6/7 |
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| JUSB5 |
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| JP4 |
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JL1 JWD1 |
| JUSB4 CNF1 |
| CNF2 | JP9 JUSB2 | JOH1 | |||