
| F u l l - Size CPU Card | S B C - 7 8 0 | 
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2.23 COM1 RS-232  Serial Port Connector (CN13)
| Pin | Signal | Pin | Signal | 
| 1 | DCD | 2 | RXD | 
| 3 | TXD | 4 | DTR | 
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| 5 | GND | 6 | DSR | 
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| 7 | RTS | 8 | CTS | 
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| 9 | RI | 10 | N.C | 
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2.24 Power Connector (CN14 / CN15)
CN14
| Pin | Signal | Pin | Signal | 
| 1 | +3.3V | 11 | +3.3V | 
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| 2 | +3.3V | 12 | |
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| 3 | GND | 13 | GND | 
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| 4 | +5V | 14 | PS_ON | 
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| 5 | GND | 15 | GND | 
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| 6 | +5V | 16 | GND | 
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| 7 | GND | 17 | GND | 
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| 8 | POWER OK | 18 | |
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| 9 | +5VSB | 19 | +5V | 
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| 10 | +12V | 20 | +5V | 
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| Chapter 2 Quick Installation Guide | 2 - 19 |