HP Z440, Z640, and Z840 Workstation Series - Maintenance and Service Guide

CAUTION: DIMMs and their sockets are keyed for proper installation. To prevent socket or DIMM damage,
align these guides properly when installing DIMMs.
HP Z440 Workstation DIMM installation order
Install DIMMs in this order.
NOTE: If you install DIMMs of dierent sizes, load them in order of size, starting with largest and nishing
with the smallest (largest in DIMM 1, smallest in last loaded DIMM slot).
66 Chapter 3 Component replacement information and guidelines