Compaq 420C 486 DX4/75 MHZ 350 MB 4 MB 10.4 Personal Computer User Manual


 
Output Voltage 500 Vac
Maximum Input Power 3.5 W
Maximum Output Power 2.5 W
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Table 6-7 Color TFT (10.4 inch) Display Models 420 and 430
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English Metric
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Dimensions (display size):
Height 6.335 in 16.09 cm
Width 8.365 in 21.25 cm
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Mounting Internal
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Number of Colors 256 in 640 x 480 resolution
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Color Palette 256 K
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Contrast Ratio 100:1
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Brightness 70 CD/MU2
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Pixel Size: 640 x 480
Pitch 0.33 mm
Format RGB Stripe
Configuration Stripe
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Backlight CCFT-Edge light
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Character Display 80 x 25
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Total Power Consumption 4 Watts (Max)
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Frequency:
Horizontal 31.2 kHz (CRT mode)
32.0 kHz (LCD mode)
Vertical 60 Hz (VGA) 70 Hz
(CGA)
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Display Inverter Board:
Input Voltage +5 Vdc, +18 Vdc
Output Voltage 500 Vac
Maximum Input Power 3.5 W
Maximum Output Power 2.5 W
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Chapter 6.3 Hard Drives
Table 6-8a. Hard Drives
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Model 170 MB 250 MB 350 MB
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Formatted Capacity
Per Drive (MB):
Physical 170.9 256.0 351.9
Logical 170.0 256.0 351.9
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