Removal and replacement procedures 37
Channel A
Slot 1
Channel A
Slot 2
Channel B
Slot 3
Channel B
Slot 4
Total memory Mode
512 MB — — — 512 MB Single-channel
512 MB — 512 MB — 1 GB
Dual-channel
interleaved
1 GB — — — 1 GB Single-channel
1 GB — 1 GB — 2 GB
Dual-channel
interleaved
1 GB 1 GB 1 GB — 3 GB
Dual-channel
asymmetric
1 GB 1 GB 1 GB 1 GB 4 GB
Dual-channel
interleaved
1 GB 1 GB 2 GB 2 GB 6 GB
Dual-channel
interleaved
2 GB 2 GB 2 GB 2 GB 8 GB
Dual-channel
interleaved
Heatsink
To remove the component:
1. Power down the server (on page 25).
2. Remove the server from the rack, if necessary ("Remove the server from the rack" on page 25).
3. Remove the bezel ("Unlock the tower bezel" on page 26).
4. Remove the access panel ("Access panel" on page 26).
5. Remove the system fan air baffle ("System fan air baffle" on page 26).
6. Remove the heatsink.
CAUTION: Heatsink retaining screws should be loosened in diagonally opposite pairs (in an "X" pattern).
To replace the heatsink: