Dell OptiPlex GX50, User Manual

Page: 79 / 276

Installing Upgrades 77
NOTE:
If you install a
PC133 DIMM, it will
operate at 100 MHz.
Installing DIMMs
CAUTION: To avoid the possibility of electric shock, turn off the
computer and any devices, disconnect them from their electrical
outlets, and then wait at least 5 seconds before you open the
computer cover. Also, before you upgrade memory, see the other
precautions in "
Safety Instructions ."
1
Open the computer cover .
2
If necessary, remove any DIMMs that occupy sockets in which you
plan to install the upgrade DIMMs.
3
Install the upgrade DIMMs.
a
Locate the plastic securing clips at each end of the socket.
b
Press the clips outward until they snap open.
c
Align the slots on the bottom of the memory module with the
ridges inside the socket.
NOTICE:
To avoid damage to the memory module, press the module straight
down into the socket with equal force applied at each end of the module.
d
Press the DIMM straight down into the socket until the securing
clips snap into place at the ends of the DIMM.