Toshiba Portege 4000, User Manual

Page: 60 / 278

60
Connecting Other External Devices
Adding memory
Since your computer was built to order, it should have enough
memory to run your current applications. However, if your
requirements change, you can install extra memory up to a
maximum of 512 MB.
Memory module sizes
Additional memory is easy to install. Memory modules come in
the following sizes:
128 MB PC133 SDRAM
256 MB PC133 SDRAM
The computer has two memory expansion slots. The following
table shows the possible memory configurations:
Installing a memory module
Additional memory modules can be installed in the memory
expansion slots under your computer’s keyboard. You will need a
standard Phillips no.1 screwdriver and a small flat head
screwdriver for this procedure.
CAUTION: To avoid damaging the computer’s screws, use a
standard Phillips no. 1 screwdriver that is in good condition.
Total Memory
Memory Module Size
(slot A) Memory Module Size
(slot B)
128 MB 128 MB none
256 MB 256 MB none
128 MB 128 MB
384 MB 256 MB 128 MB
128 MB 256 MB
512 MB 256 MB 256 MB