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Hardware Installations and Upgrades
Tools and Supplies Needed
Phillips (cross head) screwdriver (#1 bit and #2 bit)
Needle nosed pliers
A ruler
Pen or pencil
Antistatic wrist strap and conductive foam pad (recommended)
Installing and Removing Memory
CAUTION
To be fully compliant with all applicable Intel® SDRAM memory
specifications, the board requires DIMMs that support the Serial Presence
Detect (SPD) data structure.
Intel® Entry Server Board SE7221BA1-E has four 240-pin DIMM sockets arranged as DIMM 0
and DIMM 1 in both Channel A and Channel B, as shown in Figure 7.
Guidelines for Dual Channel Memory Configuration
Before installing DIMMs, read and follow these guidelines for dual channel configuration.
Two or Four DIMMs
Install a matched pair of DIMMs equal in speed and size in DIMM 0 (blue) of both channels A and
B (see Figure 4).
Channel A
1 GB, 400 MHz DIMM 0
DIMM 1
Channel B
1 GB, 400 MHz DIMM 0
DIMM 1
Figure 4. Dual Configuration Example 1
8 Intel® Entry Server Board SE7221BA1-E User Guide