How To Run the Keyboard Diagnostics
Do the following to run the keyboard test.
1. Go to the advanced diagnostic screen menu by
pressing Ctrl+A in the Easy-Setup menu.
2. Go to the keyboard diagnostic test menu by pressing
Ctrl+K.
3. Check that when each key is pressed, the key
position on the keyboard layout on the screen
changes to a black square.
Note: When a Fn key is pressed, a black square
briefly appears.
Product Overview
The following table shows an overview of the system
features.
Feature Description
Processor  755CE, 755CSE, 755CV
– Intel DX4 100/33 MHz
 755CX
– P54C-75 MHz w/ L2 cache
Bus
Architecture
 AT Bus
 VESA Local Bus for video subsystem
Memory
(Standard)
8MB (on the system board)
Memory
(Option)
 2, 4, 8, 16MB, Basic IC DRAM card
(max. 16 MB)
 4, 16MB, DIMM card (max. 32 MB)
 DIMM card adapter
CMOS RAM 128 Bytes
VGA Video  755CE, 755CV
– 10.4-inch, 65 536 colors, TFT
color LCD
 755CSE
– 10.4-inch, 256 colors, STN color
LCD
 755CX
– 10.4-inch, 65 536 colors, VGA
TFT color LCD (640 by 480
resolution)
– 10.4-inch, 65 536 colors, SVGA
TFT color LCD (800 by 600
resolution)
Diskette Drive
(Removable)
 0.720, 1.2, 1.44, 2.88MB (4-mode),
3.5-inch
 0.720, 1.44, (2-mode), 3.5-inch
Hard Disk
Drive
(Removable)
 340MB, 2.5-inch
 540MB, 2.5-inch
 810MB, 2.5-inch
DSP Card  Microphone jack
Headphone jack
Modem port
424 IBM Mobile Systems HMM
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