HP 6005 Hardware Reference Guide - HP Compaq 6005 Pro Microtower Model - Page 20

Populating DIMM Sockets There are four DIMM sockets on the system board, with two sockets per channel. The sockets are labeled XMM1, XMM2, XMM3, and XMM4. Sockets XMM1 and XMM3 operate in memory channel A. Sockets XMM2 and XMM4 operate in memory channel B. Figure 2-7 DIMM Socket Locations Table 2-1 DIMM Socket Locations Item Description Socket Color 1 XMM1 socket, Channel A (populate fourth) White 2 XMM2 socket, Channel B (populate third) White 3 XMM3 socket, Channel A (populate second) Black 4 XMM4 socket, Channel B (populate first) Black NOTE: A DIMM must occupy the black XMM4 socket. Otherwise, the system will display a POST error message indicating that a memory module must be installed in the wrong socket. 14 Chapter 2 Hardware Upgrades ENWW