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90 Removing and Installing Parts
Memory
You can increase your computer memory by installing memory modules on the system board.
Your computer supports DDR2 memory. For additional information on the type of memory supported by
your computer, see "Memory" on page 161.
DDR2 Memory Overview
• DDR2 memory modules should be installed in
pairs of matched memory size and speed
. If the DDR2
memory modules are not installed in matched pairs, the computer will continue to operate, but with a
slight reduction in performance. See the label on the upper-right or upper-left corner of the module to
determine the module’s capacity.
NOTE: Always install DDR2 memory modules in the order indicated on the system board.
The recommended memory configurations are:
– A pair of matched memory modules installed in DIMM connectors 1 and 2
or
13 PCI-Express x1 card slot
(SLOT1)
This slot is not available in the
dual-graphics configuration
14 PCI-Express x16 card slot
(SLOT2)
15 PCI card slot (SLOT3)
This slot is not available in the
dual-graphics or double-
width, single graphics
configuration.
16 PCI-Express x16 card slot
(SLOT4)
17 PCI card slot (SLOT5) 18 PCI card slot (SLOT6)
19 PCI-Express x16 card slot
(SLOT7)
20 RTC reset jumper (RTCRST) 21 battery socket (BATTERY)
22 password jumper
(PASSWORD)
23 power connector (POWER2) 24 floppy drive (DSKT)
25 card cage fan connector
(FAN_CAGE)
26 liquid cooling assembly
(TEC_PUMP)
27 processor (CPU)
28 processor fan connector
(FAN1_CPU)