System Overview 1-1
Chapter 1
System Overview
T
he Dell
®
Latitude
®
LM P-100SD and LM P-133ST are high-performance
multimedia portable computers that use the Intel
®
Pentium
®
microprocessor.
This chapter provides an overview of the components and subsystems of these
computers.
The individual model names within the Dell Latitude LM portable family indi-
cate the type and operating frequency of the microprocessor and display used in
the computer. For example:
•
The Dell Latitude LM P-100SD contains a 100-MHz Pentium micro-
processor and an SVGA (S) dual-scan (D) STN LCD.
•
The Dell Latitude LM P-133ST contains a 133-MHz Pentium micro-
processor and an SVGA (S) active-matrix (T) TFT LCD.
S
stem Features
In addition to the standard features found in IBM
®
-compatible portable com-
puters, the Dell Latitude LM includes the following new and/or advanced
features:
•
8 MB of nonremovable main memory on the main board. The memory
capacity can be increased up to 40 MB by installing a matched pair of
4-, 8-, or 16-MB memory modules in the memory upgrade sockets on the
main board.
•
An 11.3-inch dual-scan SVGA color display or a 12.1-inch active-matrix
SVGA display.
•
42-WH lithium ion battery (nine cells).
•
256-KB SRAM level-2 external cache and 16-KB internal cache.
•
NeoMagic 2070 video controller supporting all video features with a PCI
local bus.
•
Intel 430MX PCIset for system and PCI controller.
•
Built-in microphone and jacks for connecting external speakers, micro-
phones, and headphones.
•
Two new diagnostics tests (infrared and audio).
•
An options bay that lets users replace the secondary lithium ion battery or
diskette drive without turning off or rebooting the computer. This feature is
sometimes called hot swapping. The CD-ROM can be inserted or removed
while the computer is in suspend mode. This feature is sometimes called
