2.3.19 8-bit Digital I/O Connector: CN20
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| PIN |
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| Description |
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| No. |
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| EXT_VDD | 1 |
| 2 |
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| I1 | ||
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| O1 | 3 |
| 4 |
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| I2 | ||
| O2 | 5 |
| 6 |
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| I3 | ||
| O3 | 7 |
| 8 |
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| I4 | ||
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| O4 | 9 |
| 10 |
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| EXT_VSS | ||
2.3.20 Front Panel Connector: CN21
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| PIN |
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| PIN |
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| Description |
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| Description | ||
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| No. |
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| IRDA |
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| RESET | |
| +5V |
| 1 |
| 2 |
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| RESET+ | |
| NC |
| 3 |
| 4 |
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| RESET- | |
| IRRX |
| 5 |
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| SPEAKER |
| Ground |
| 7 |
| 8 |
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| SPEAKER | |
| IRTX |
| 9 |
| 10 |
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| BUZZ | |
| HDD LED |
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| 12 |
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| Ground | ||
| HDLED+ |
| 13 |
| 14 |
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| +5V | |
| HDLED- |
| 15 |
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| PW_ LED |
| TB LED |
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| 18 |
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| PWLED+ | ||
| NC |
| 17 |
| 20 |
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| NC | |
| Ground |
| 19 |
| 22 |
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| PWLED- | |
| PW_ON |
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| KB_LOCK | |
| PWRBT+ |
| 23 |
| 24 |
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| KBLOCK | |
| PWRBT- |
| 25 |
| 26 |
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| Ground | |
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2.3.21 Primary IDE Connector: IDE1
| Description |
| PIN |
| PIN |
| Description |
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| No. |
| No. |
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| Reset IDE | 1 | 2 |
| Ground | ||
| Host Data 7 | 3 | 4 |
| Host Data 8 | ||
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| Host Data 6 | 5 | 6 |
| Host Data 9 | ||
| Host Data 5 | 7 | 8 |
| Host Data 10 | ||
| Host Data 4 | 9 | 10 |
| Host Data 11 | ||
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| Host Data 3 | 11 | 12 |
| Host Data 12 | ||
| Host Data 2 | 13 | 14 |
| Host Data 13 | ||
| Host Data 1 | 15 | 16 |
| Host Data 14 | ||
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| Host Data 0 | 17 | 18 |
| Host Data 15 | ||
| Ground | 19 | 20 | ||||
| DRQ 0 | 21 | 22 |
| Ground | ||
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| Host IOW | 23 | 24 |
| Ground | ||
| Host IOR | 25 | 26 |
| Ground | ||
| IOCHRDY | 27 | 28 |
| Ground | ||
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| DACK 0 | 29 | 30 |
| Ground | ||
| IRQ 14 | 31 | 32 |
| NC | ||
| Address 1 | 33 | 34 |
| Ground | ||
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| Address 0 | 35 | 36 |
| Address 2 | ||
| Chip Select 0 | 37 | 38 |
| Chip Select 1 | ||
| Activity | 39 | 40 |
| Ground | ||
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2.3.22 Serial ATA Connectors: SATA1, SATA2
PIN No. | Description |
1 | Ground |
2 | SATA_TX+ |
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3 | SATA_TX- |
4 | Ground |
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5 | SATA_RX- |
6 | SATA_RX+ |
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7 | Ground |
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These SATA connectors support Serial ATA II. Each SATA connector can only support one serial ATA device.
Note: With most storage devices, there is a power cable that you need attach to a power source (power supply).
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