System board connections
Refer to the following illustration and table to identify the system board connectors for your model.
No. | System Board Connector | System Board Label | Color | Component |
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1 | PCI Express x16 downshifted | X4PCIEXP | white | Expansion Card |
| to a x4 |
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2 | PCI Express x1 | X1PCIEXP2 | black | Expansion Card |
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3 | PCI Express x1 | X1PCIEXP1 | black | Expansion Card |
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4 | PCI Express x16 | X16PCIEXP | black | Expansion Card |
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5 | Parallel Port | PAR | black | Parallel Port |
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6 | Serial Port | COMB | black | Serial Port |
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7 | Hood Lock | HLCK | black | Hood Lock |
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8 | Hood Sensor | HSENSE | white | Hood Sensor |
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9 | Battery | BAT | black | Battery |
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10 | DIMM4 (Channel A) | DIMM4 | white | Memory Module |
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11 | DIMM3 (Channel A) | DIMM3 | black | Memory Module |
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12 | DIMM2 (Channel B) | DIMM2 | white | Memory Module |
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13 | DIMM1 (Channel B) | DIMM1 | black | Memory Module |
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14 | Power | SATAPWR0 | black | SATA Drives |
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15 | Power | PWR | white | System Board |
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16 | USB 3.0 | FRONT USB3.0 | blue | Front USB 3.0 Ports |
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17 | USB 3.0 | MEDIA3.0 | black | USB 3.0 Device, such as a USB 3.0 |
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| Media Card Reader |
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18 | SATA 3.0 | SATA0 | dark blue | Primary Hard Drive |
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64 Chapter 3 Small Form Factor (SFF) hardware upgrades | ENWW |
