ECS A790GXM-A User Manual

12
Installing the Motherboard
Installation Procedure
Refer to the following to install the memory modules.
1 This motherboard supports unbuffered DDR2 SDRAM only.
2 Push the latches on each side of the DIMM slot down.
3 Align the memory module with the slot. The DIMM slots are keyed with
notches and the DIMMs are keyed with cutouts so that they can only
be installed correctly.
4 Check that the cutouts on the DIMM module edge connector match the
notches in the DIMM slot.
5 Install the DIMM module into the slot and press it firmly down until it
seats correctly. The slot latches are levered upwards and latch on to
the edges of the DIMM.
6 Install any remaining DIMM modules.
For best performance and compatibility, we recommend that users install
DIMMs in the sequence of DIMM3, DIMM4, DIMM1 and DIMM2.
Recommend configuration for best performance and compatibility
* When Unganged Mode is disabled
Number of DIMMs DIMM 1 DIMM 2 DIMM 3 DIMM 4 AM2 AM2+ *
1
Single Channel
Unganged Mode
2
Dual Channel
Ganged Mode
3
Single Channel
Unganged Mode
4
Dual Channel
Ganged Mode
: operation with normal performance
: operation with the best performance

ECS A790GXM-A Specifications

General

Brand	ECS
Model	A790GXM-A
Category	Motherboard
Language	English