Asus M4A78LT-M LX User Manual

3. Align the other end of the retention bracket to the retention module base. A clicking
sound denotes that the retention bracket is in place.
Ensure that the fan and heatsink assembly perfectly ts the retention mechanism module
base, otherwise you cannot snap the retention bracket in place.
4. Push down the retention bracket lock on the retention mechanism to secure the
heatsink and fan to the module base.
5. When the fan and heatsink assembly is in place, connect the CPU fan cable to the
connector on the motherboard labeled CPU_FAN.
DO NOT forget to connect the CPU fan connector! Hardware monitoring errors can occur if
you fail to plug this connector.
1.7 System memory
1.7.1 Overview
The motherboard comes with two Double Data Rate 3 (DDR3) Dual Inline Memory Modules
(DIMM) sockets. The gure illustrates the location of the DDR3 DIMM sockets:
M4A78LT-M LX
M4A78LT-M LX 240-pin DDR3 DIMM sockets
DIMM_A1 DIMM_B1
Channel Sockets
Channel A DIMM_A1
Channel B DIMM_B1
ASUS M4A78LT-M LX 1-11

Asus M4A78LT-M LX Specifications

General

ECC	Yes
Memory channels	Dual-channel
Number of memory slots	2
Maximum internal memory	8 GB
Supported memory clock speeds	1066, 1333, 1600, 1866 MHz
Processor socket	Socket AM3
Processor manufacturer	AMD
Compatible processor series	AMD Phenom II X2, AMD Phenom II X4, AMD Phenom II X6
USB 2.0 connectors	3
Number of SATA connectors	6
Number of Parallel ATA connectors	0
USB 2.0 ports quantity	4
Audio chip	Realtek ALC887
Component for	PC
Power source type	ATX
Motherboard chipset	AMD 760G
Audio output channels	7.1 channels
Motherboard form factor	micro ATX
Motherboard southbridge	AMD SB710
Compatible operating systems	DOS Windows XP Windows XP 64bit Windows Vista 32bit Wnindows Vista 64bit Windows 7 Windows 7 64bit
Graphics card	Radeon 3000
Maximum graphics card memory	1024 MB
Parallel processing technology support	Hybrid CrossFireX
RAID levels	0, 1, 10, JBOD
Controller interface type	SATA 3.0 Gb/s
Cables included	SATA
Bundled software	ASUS PC Probe II ASUS Update
Ethernet interface type	Gigabit Ethernet
BIOS type	AMI
ACPI version	2.0a
BIOS memory size	64 Mbit

Weight and Dimensions

Depth	203 mm
Width	244 mm