HP Pro 3000 SFF Maintenance And Service Manual page 100

Figure 7-4
Table 7-1 DIMM Socket Locations
Item
1
2
3
4
NOTE: A DIMM must occupy the XMM1/DIMM1 socket.
The system will automatically operate in single channel mode, dual channel mode, or flex mode,
depending on how the DIMMs are installed.
●
The system will operate in single channel mode if the DIMM sockets are populated in one
channel only.
●
The system will operate in a higher-performing dual channel mode if the total memory capacity
of the DIMMs in Channel A is equal to the total memory capacity of the DIMMs in Channel B.
The technology and device width can vary between the channels. For example, if Channel A is
populated with two 1-GB DIMMs and Channel B is populated with one 2-GB DIMM, the system
will operate in dual channel mode.
●
The system will operate in flex mode if the total memory capacity of the DIMMs in Channel A is
not equal to the total memory capacity of the DIMMs in Channel B. In flex mode, the channel
90 Chapter 7 Removal and Replacement Procedures Small Form Factor (SFF) Chassis
DIMM Socket Locations – HP Pro 3010
Description
XMM1 socket, Channel A (populate
first)
XMM2 socket, Channel B
XMM3 socket, Channel A (populate
second)
XMM4 socket, Channel B
Socket Color (HP Pro 3000/3080)
White
Black
White
Black
Socket Color Insertion Order
(HP Pro 3010)
Blue 1
Black 3
Blue 2
Black 4