1.3 Motherboard Layout |
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| 2 | 3 | 4 | 5 | 6 |
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| 18.3cm (7.2 in) |
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| Keyboard | PS2 | Mouse PS2 |
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| CPU_FAN1 | CHA_FAN2 |
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| ATX12V1 |
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| VGA1 |
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| SOCKETFM1 | DDR32400+ | module) | module) | ATXPWR1 | (12.0in) | |
| USB2.0USB2.0 T:USB0T:USB4 B:USB1B:USB5 |
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| Graphics | 30.5cm | |||||||
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| DVI1 |
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| 7 |
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| DX11 |
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| T: USB2 B: USB3 | USB 2.0 |
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| Dual |
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| Mic In | Bottom: | Front | Center: Line T In op: |
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33 |
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| PCIE1 |
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| 8 | |
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| 9 | |||
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| RoHS |
| A55 Pro |
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| SATA_1 | SATA_2 |
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32 |
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| PCIE2 |
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| LAN |
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| CMOS |
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| AMD |
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31 |
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| PCIE3 |
| Battery |
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| A55 FCH |
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30 |
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| Chipset |
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| PCIE4 |
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| Super |
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| Ready |
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| I/O | XFast RAM |
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29 | ErP/EuP |
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| PCIE5 |
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| CHAFAN1 | 11 |
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| XFast LAN | XFast USB | 32Mb |
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| 12 | |||
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| BIOS |
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28 |
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| PCI1 |
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| CLRCMOS1 | SPEAKER1 | 13 | |
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| 1 | 1 | 14 | |
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| AUDIO |
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| PLED | PWRBTN | |
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| CODEC |
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| PANEL1 |
| 15 | |
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| 1 |
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| HDLED | RESET |
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| PCI2 |
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| SATA_3 | SATA_4 |
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| 16 |
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| COM1 |
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| USB6_7 | USB8_9 |
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| 17 |
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| HD_AUDIO1 | IR1 |
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| PLED1 |
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| HDMI_SPDIF1 | 1 | 1 | CIR1 |
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| 18 | |
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| 1 | 1 |
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| 1 |
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| 1 |
| 1 | 1 |
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| SATA_5 | SATA_6 |
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| 27 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 19 |
1 | ATX 12V Power Connector (ATX12V1) |
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| 17 | SATA2 Connector (SATA_4) | ||||
2 | CPU Socket |
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| 18 | Power LED Header (PLED1) | |
3 | CPU Heatsink Retention Module |
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| 19 | SATA2 Connector (SATA_6) | |||
4 | CPU Fan Connector (CPU_FAN1) |
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| 20 | SATA2 Connector (SATA_5) | |||
5 | Chassis Fan Connector (CHA_FAN2) |
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| 21 | USB 2.0 Header (USB8_9) | ||||
6 | 2 x |
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| 22 | USB 2.0 Header (USB6_7) | ||
| (Dual Channel: DDR3_A1, DDR3_B1) |
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| 23 | Consumer Infrared Module Header (CIR1) | ||||
7 | ATX Power Connector (ATXPWR1) |
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| 24 | Infrared Module Header (IR1) | |||
8 | SATA2 Connector (SATA_1) |
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| 25 | COM Port Header (COM1) | ||
9 | SATA2 Connector (SATA_2) |
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| 26 | HDMI_SPDIF Header (HDMI_SPDIF1) | ||
10 | Southbridge Controller |
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| 27 | Front Panel Audio Header (HD_AUDIO1) | |
11 | SPI Flash Memory (32Mb) |
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| 28 | PCI Slots | |
12 | Chassis Fan Connector (CHA_FAN1) |
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| 29 | PCI Express 2.0 x16 Slot (PCIE5) | ||||
13 | Clear CMOS Jumper (CLRCMOS1) |
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| 30 | PCI Express 2.0 x1 Slot (PCIE4) | |||
14 | Chassis Speaker Header (SPEAKER 1) |
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| 31 | PCI Express 2.0 x1 Slot (PCIE3) | ||||
15 | System Panel Header (PANEL1) |
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| 32 | PCI Express 2.0 x16 Slot (PCIE2) | |||
16 | SATA2 Connector (SATA_3) |
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| 33 | PCI Express 2.0 x1 Slot (PCIE1) | ||
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