Asus M3A78-CM - Motherboard Layout; Layout Contents

1.5.3 Motherboard layout
1.5.4 Layout contents
Connectors/Jumpers/Slots Page Connectors/Jumpers/Slots Page
1. ATX power connectors
(24-pin EATXPWR, 4-pin ATX12V)
1-21 10. Serial port connector (10-1 pin COM1) 1-21
2. AM2/AM2+ CPU socket 1-8 11. System panel connector (20-8 pin PANEL) 1-23
3. CPU fan connector (4-pin CPU_FAN) 1-9 12. Floppy disk drive connector (34-1 pin
FLOPPY)
1-20
4. Power/Chassis fan connector (3-pin
CHA_FAN, PWR_FAN)
1-24 13. TPM connector (20-1 pin TPM) 1-25
5. DDR2 DIMM slots 1-11 14. Clear RTC RAM (CLRTC) 1-17
6. Serial ATA connectors (7-pin SATA1-6) 1-22 15. USB connectors (10-1 pin USB78, USB910,
USB1112)
1-24
7. Onboard LED 1-5 16. Optical drive audio connector (4-pin CD) 1-22
8. IDE connector (40-1 pin PRI_IDE) 1-20 17. Front panel audio connector (10-1 pin AAFP) 1-25
9. LPT connector (26-1 pin LPT) 1-26 18 Digital audio connector (4-1 pin SPDIF_OUT) 1-26
Chapter 1: Product introduction 1-7