3 motherboard layout, 4 layout contents, Motherboard layout -7 – Asus M3A78-CM User Manual
Page 17: Layout contents -7, 3 motherboard layout 1.5.4 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