Servicing the 7x20 Controller
FIGURE 40
7420 Controller Memory Risers
Refer to the service label on the cover for DIMM placement information. On every memory
riser, slots D0, D2, D4, and D6 must be populated; optionally, slots D1, D3, D5, and D7 may
be populated as a group on all installed memory risers. All DIMMs in the system must be
identical.
Servicing the Hardware 163