Asus AT3GC-I User Manual - Page 11

1.2 1.2.1 Motherboard overview Motherboard layout Ensure that you install the motherboard into the chassis in the correct orientation. The edge with external ports goes to the rear part of the chassis. 12 3 4 5 17.1cm(6.75in) 67 KBMS KBPWR ATX12V COM Intel® Atom 330 Place this side towards the rear of the chassis. Super I/O 3 17.1cm(6.75in) AT3GC-I DDR2 DIMM1 (64bit, 240-pin module) CLRTC EATXPWR LPT VGA USBPW1-4 Intel® 945GC Lithium Cell CMOS Power USB34 RTL 8112 LAN1_USB12 ICS 9LRS954 CHA_FAN CHASSIS Intel® SATA2 8 AUDIO CD USB56 ICH7 PRI_IDE USBPW5-8 USB78 SATA1 VIA VT1705 AAFP PCI1 F_PANEL SB_PWR 8Mb BIOS SPEAKER 9 16 4 15 14 13 12 11 10 Place four screws into the holes indicated by circles to secure the motherboard to the chassis. DO NOT overtighten the screws! Doing so can damage the motherboard. 1.2.2 Layout contents Connectors/Jumpers/Slots/LED 1. Keyboard power (3-pin KBPWR) 2. Chassis fan connectors (3-pin CHA_FAN) 3. ATX power connectors (24-pin EATXPWR, 4-pin ATX12V) 4. USB device wake-up (3-pin USBPW1-4, USBPW5-8) 5. Intel® Atom processor 330 and heatsink 6. DDR2 DIMM socket 7. Clear RTC RAM (3-pin CLRTC) 8. IDE connector (40-1 pin PRI_IDE) Page Connectors/Jumpers/Slots/LED Page 1-6 9. Serial ATA connectors (7-pin SATA1, SATA2) 1-8 1-10 10. Speaker connector (4- pin SPEAKER) 1-11 1-11 11. Onboard LED 1-1 1-6 12. Front panel connector (10-1 F_PANEL) 1-12 1-3 13. USB connectors (10-1 pin USB56, USB78) 1-10 1-3 14. Chassis intrusion connector (4-1 pin 1-13 CHASSIS) 1-5 15. Front panel audio connector (10-1 pin AAFP) 1-13 1-9 16. Optical drive audio in connector (4-pin CD) 1-8 ASUS AT3GC-I 1-2