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Chapter 1 35
Total number of keypads 88-/89-key
Windows logo key Yes
Internal & external keyboard work
simultaneously
Plug USB keyboard to the USB port directly: Yes
Battery
Item Specification
Vendor & model name BATTERY PACK SANYO LI-ION 8
CELL2.4, 4800MAH
BATTERY PACK SONY LI-ION
8CELL2.4, 4800MAH
BATTERY PACK SIMPLO LI-ION 8
CELL2.4, 4800MAH
BATTERY PACK PANASONIC
LI-ION 8 CELL2.4, 4800MAH
Battery Type Li-ion
Pack capacity 4000mAH/4800 mAH
Number of battery cell 8
Package configuration 4 cells in series, 2 series in parallel
Normal voltage 11.1V
Charge voltage 16.8+-0.2v
LCD 15.4” inch
Item Specification
Vendor & model name SAMSUNG
LTN190-M2-
000 NON-
GLARE
CMO M190A1-
L01 NON-
GLARE
SAMSUNG
LTM190-M2-
L01-G GLARE
TYPE
CMO M190A1-
L03 GLARE
TYPE
Screen Diagonal (mm) 19.1 inches 19.1 inches 19.1 inches 19.1 inches
Active Area (mm) 304.1x228.1 304.1x228.1 304.1x228.1
Display resolution (pixels) 1440x900
WXGA+
1440x900
WXGA+
1440x900
WXGA+
1440x900
WXGA+
Pixel Pitch 0.297x0.297 0.099x0.297 0.297x0.297
Pixel Arrangement R.G.B. Vertical
Stripe
R.G.B. Vertical
Stripe
R.G.B. Vertical
Stripe
R.G.B. Vertical
Stripe
Display Mode Normally White Normally White Normally White Normally White
Typical White Luminance (cd/m
2
)
also called Brightness
300 300 300 300
Luminance Uniformity N/A N/A 70 70
Contrast Ratio 300 300 250 250
Response Time (Optical Rise Time/Fall
Time)msec
8888
Nominal Input Voltage VDD +3.3V Typ. +3.3V 3.3V 3.3V
Typical Power Consumption (watt) 5.6/5.7 3.96 N/A N/A
Weight 550 570 600 600
Physical Size(mm) 317.3x242.0x6.
0
317.3x242.0x5.
9
317.3x242.0x6.
5
317.3x242.0x6.
5
Electrical Interface 1 channel LVDS 1 channel LVDS 1 channel LVDS 1 channel LVDS
Keyboard
Item Specification