iSeries Model 550 131
Draft Document for Review October 18, 2004 5486m550.fm
Ships four 512 MB DIMMs for a total of 2 GB
#4449 - 8 GB DDR Main Storage (DDR1 - 128 Mb technology, stacked, CCIN
30D5)
Ships four 2 GB DIMMs for a total of 8 GB
#4450 - 16 GB DDR Main Storage (DDR1 - 1 Gb technology, stacked, CCIN
30AC)
Ships four 4 GB DIMMs for a total of 16 GB
Configuration considerations for memory include:
DIMMs must be installed in sets of four (quads).
The first quad of DIMMs is plugged into DIMM slots J0A, J0B, J0C, and J0D.
The second quad of DIMMs is plugged into DIMM slots J1A, J1B, J1C, and
J1D.
9406 Model 550 schematics
The following diagrams show the slot and feature card arrangement of the Model
550 system unit, processor, memory cards, and supported expansion units.