Layout Contents; Central Processing Unit (Cpu); Installing The Cpu - Asus M5A78L User Manual

1.5.4

Layout contents

Connectors/Jumpers/Slots
1. USB device wake-up (3-pin USBPW1-4,
USBPW5-10)
2. ATX power connectors (24-pin EATXPWR, 4-pin
ATX12V)
3. Keyboard power (3-pin KBPWR)
4. CPU and chassis fan connectors (4-pin
CPU_FAN, 3-pin CHA_FAN)
5. AMD CPU socket
6. DDR3 DIMM sockets
7. Serial ATA connectors (7-pin SATA3G_1~6)
1.6

Central Processing Unit (CPU)

This motherboard comes with an AM3+ socket designed for FX™ / Phenom™ II / Athlon™ II /
Sempron™ 100 series processors.
The AM3+ socket has a different pinout from the AM2+/AM2 socket. Ensure that you use a
CPU designed for the AM3+ socket. The CPU fits in only one correct orientation. DO NOT
force the CPU into the socket to prevent bending the pins and damaging the CPU!
1.6.1

Installing the CPU

To install a CPU:
1. Locate the CPU socket on the motherboard.
M5A78L Series
M5A78L Series CPU socket AM3+
1-8
Page Connectors/Jumpers/Slots
1-20 8. IDE connector (40-1 pin PRI_IDE)
1-23 9. Onboard LED (SB_PWR)
1-20 10. System panel connector (20-8 pin PANEL)
1-28 11. USB connectors (10-1 pin USB56, USB78,
USB910)
1-8 12. Clear RTC RAM (CLRTC)
1-11 13. Digital audio connector (4-1 pin SPDIF_OUT) 1-27
1-25 14. Front panel audio connector (10-1 pin AAFP)
Chapter 1: Product introduction
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