Memory, E "memory" on, See "memory – Dell Precision T7400 (Late 2007) User Manual
Page 172: See "memory" on
172
Adding and Replacing Parts
CAUTION:
Your computer is heavy (it has an approximate minimum weight of 55
lbs) and can be difficult to maneuver. Seek assistance before attempting to lift,
move, or tilt it; this computer requires a two-man lift. Always lift correctly to avoid
injury; avoid bending over while lifting. See your
Product Information Guide for
other important safety information.
CAUTION:
The computer stand should be installed at all times to ensure
maximum system stability. Failure to install the stand could result in the computer
tipping over, potentially resulting in bodily injury or damage to the computer.
2 Remove the
computer cover (see "Removing the Computer Cover" on
3 Locate the battery socket.
4 Remove the existing battery. See "Removing the Battery" on page 170.
NOTICE:
To avoid damage to the battery connector, you must firmly support the
connector while replacing the battery.
5 Support the battery connector by pressing down firmly on the positive side
of the connector.
6 Hold the battery with the "+" facing up, and slide it under the securing
tabs at the positive side of the connector.
7 Press the battery straight down into the connector until it snaps into place.
8 Replace the computer cover (see "Removing the Computer Cover" on
NOTICE:
To connect a network cable, first plug the cable into the network device
and then plug it into the computer.
9 Connect your computer and devices to electrical outlets, and turn them
on.
10 Enter system setup (see "Entering System Setup" on page 75) and restore
the settings that you recorded when you removed the existing battery.
Memory
Your computer supports fully-buffered ECC DDR2 memory only. For more
information on the type of memory supported by your computer, see
NOTICE:
Before you install new memory modules, download the most recent BIOS
for your computer from the Dell Support website at support.dell.com.