15
| No. | Code | Description | 
| 
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 | 
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| 1 | CN2 | Top: PS/2 mouse port | 
| 
 | 
 | Bottom: PS/2 keyboard port | 
| 
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 | 
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| 2 | COM1 | Serial port | 
| 
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 | 
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| 3 | LPT1 | Parallel/printer port | 
| 
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 | 
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| 4 | VGA1 | Monitor port | 
| 
 | 
 | 
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| 5 | SW1 | UID switch | 
| 
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 | 
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| 6 | — | Gigabit LAN ports | 
| 
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 | 
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| 7 | — | USB 2.0 ports | 
| 
 | 
 | 
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| 8 | DIMMA1 | Branch 0 FBD slots | 
| 
 | DIMMA2 | 
 | 
| 
 | DIMMB1 | 
 | 
| 
 | DIMMB2 | 
 | 
| 
 | 
 | 
 | 
| 9 | DIMMC1 | Branch 1 FBD slots | 
| 
 | DIMMC2 | 
 | 
| 
 | DIMMD1 | 
 | 
| 
 | DIMMD2 | 
 | 
| 
 | 
 | 
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| 10 | FAN_R2 | System fan 2 cable connector | 
| 
 | 
 | 
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| 11 | FAN_R1 | System fan 1 cable connector | 
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 | 
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| 12 | ATX1 | |
| 
 | 
 | 
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| 13 | ATX3 | |
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 | 
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| 14 | FAN_CPU1 | Processor 1 HSF cable connector | 
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 | 
 | 
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| 15 | U47 | Intel 5000P MCH (north bridge) | 
| 
 | 
 | 
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| 16 | CPU 1 | Processor 1 socket | 
| 
 | 
 | 
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| 17 | U108 | Winbond W83792D hardware monitoring IC | 
| 
 | 
 | 
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| 18 | CPU 2 | Processor 2 socket | 
| 
 | 
 | 
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| 19 | FAN_CPU2 | Processor 2 HSF cable connector | 
| 
 | 
 | 
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