
Chapter 1: Introduction
Motherboard Layout
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 | J4 | 
 | C | LE51 | 
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 | A | 
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 | MH8 | 
 | SW | 
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 | 1 | 
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 | 7 | JLAN2 | 
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 | LAN2 | 
| UIOP | 
 | JI2C1/JI2C2 | 
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 | ON:Enable | 
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 | OFF:Disable | 
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| JI2C2 | JI2C1 | 
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 | 1 | 1 | 
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 | J8 | 
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 | LE7 | 
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 | SBX2:  | 
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 | A | C | 
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 | JSD1:DOM_PWR | 
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 | GND GND 5V | 
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 | 3 | C768 | 
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 | 1 | 
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 | J2 | 
 | JSD1 | 
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JLAN1
J28
VGA
COM1
COM1
LAN1
1
4
JTPM
J5
| SPEAKER | + | 
JSPK:
Buzzer/Speaker
SPKR1
JPL1 LAN1
CMOS CLEAR1-2:ENABLE 
| JBT1 | JPL2 LAN2 | 
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 | JPME1 | 
ON:ME RECOVERY
OFF:NORMAL
JPME2
ON:ME MANUFACTURING MODE
OFF:NORMAL
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 | KB/MS USB4/5/IPMI | 
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 | LAN | 
| MH3 | JPUSB1:B/P USB WAKE UP | |
| JPUSB1 | 
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 | E | 
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 | JPUSB1  | 
| JPG1 VGA | 
 | R137 | 
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 | JSTBY1 | |
| JPG1 | 1 | 1 | 
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 | 3 | 3 | 
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 | 1 | 
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 | 1 | 
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| JPL2 JPL1 | 
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| 1JPME 2JPME | 
 | 1 | 
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 | J16 | 
| JSPK | 
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| COM2 | 
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| USB3 | 
 | JUSB4 | 
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 | JPB | 
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 | JPB:BMC | SBX1:  | 
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 | 0/2 | |
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 | .0 X16 orX8+X8 JL1:CHASSISINSTRUSION T- | |
| JL1 | 
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 | SGPIO1 | 
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| J15 | 
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 | USB 12/13 | SBX3: | 
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 | 1 | PCI | 
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 | USB | |
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 | 3 | 
| 10 | 11 | JUSB | 
MH7
1
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 | REV:1.00 | 
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 | DESIGNED IN USA | 
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 | B1 | 
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 | BAR CODE | MAC CODE | 
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| MH2 | 
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| 2 | 1 | 
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| DIMMB | DIMMA2 DIMMB | 
 | DDR3 1600/1333/1066 DIMMA1 | + | 1 JF | 
| J3 | 
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 | UDIMM/RDIMM | 
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 | required | 
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1 PWR ON RST PS UID NIC NIC HDD PWR X NMI FAIL PF 2 1 LED LED OH/FF
J1 CPU
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| JLED:Power LED | JLED | JWD | 
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 | D 1- 2- | 
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 | JW 2:RST 3:NMI | 
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 | J29 | 
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 | MH4 | J31 | 
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 | JPI2C:PWR I2C | 
JPI2C
JF1
20
JPW1
1
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 | JPW2 | 
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| LE2 | LE3 | LE4 | 
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 | C C | C | 
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| A | A | A | 
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 | FAN5 | 
 | MH5 | 
 | FAN2 | MH6 | |
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 | FAN4 | 
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 | 4 | FAN3 | RT1 | JRF1 | 
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 | JRF1 1 | 3  | 
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FAN1
Important Notes to the User
•See Chapter 2 for detailed information on jumpers, I/O ports and JF1 front panel connections.
•" " indicates the location of "Pin 1".
 " indicates the location of "Pin 1".
•Jumpers not indicated are for testing only.
