To Enable
1.You must insert either DDRA1 & DDRA2 together or DDRB1 & DDRB2 together or all four memory modules together.
2.You must insert the same memory configurations between DDRA1 & DDRA2, and DDRB1 & DDRB2.
zSame memory density (128MB, 256MB, 512MB, etc.)
zSame memory technology (128Mb, 256Mb, or 512Mb)
zSame memory bus width (x8 or x16)
zBoth either
zSame brand memory
zSame clock specifications of memory
zSame memory speeds
A, B => Memory Module Type; X => None.
DDRA1
DDRA2
DDRB1
DDRB2
A | A | A |
B | B | B |
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A | B | A |
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B | A | B |
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A | X | A |
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B | X | B |
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X | A | X |
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X | B | X |
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A B B A X X A B
Memory Modules Installation
The following instructions explain memory module installation for this mainboard:
Before install your memory module, please make sure that the power supply is UNPLUGGED. Pull the white plastic tabs at both ends of the slot away from the slot.
Match the notch on the memory module with the corresponding pattern in the DDR socket. This will ensure that the module will be inserted with the proper orientation.
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