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WD90C31
UNIDENTIFIED
WD90C31
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Category
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Video
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Video Types Supported
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XVGA
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Video Processor
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Western Digital Corporation
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Highest Resolution Supported
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1280 x 1024
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Data Bus Type
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VESA local bus
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Memory Type
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DRAM
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Maximum Onboard Memory
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1MB
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CONNECTIONS
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Purpose
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Location
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Purpose
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Location
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15-pin analog video port
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CN1
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VESA Feature connector
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CN2
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CPU TYPE
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Setting
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W1
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W3
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80386
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Pins 1 & 2 closed
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Closed
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80486
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Pins 2 & 3 closed
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Open
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MONITOR TYPE (800 X 600 RESOLUTION)
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»
Refresh Rates
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SW1/1
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SW1/2
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Vertical: 56Hz NI, Horizontal: 35.12-
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Off
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Off
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Vertical: 72Hz NI, Horizontal: 37.83+-
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On
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Off
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Vertical: 60Hz NI, Horizontal: 47.67+
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Off
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On
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MONITOR TYPE (1024 X 768 RESOLUTION)
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»
Refresh Rates
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SW1/3
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SW1/4
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Vertical: 87Hz Interlaced, Horizontal: 35.60+
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Off
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Off
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Vertical: 70Hz NI, Horizontal: 56.56-
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On
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Off
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Vertical: 60Hz NI, Horizontal: 48.37-
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Off
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On
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Vertical: 72Hz NI, Horizontal: 59.46-
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On
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On
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MONITOR TYPE (VGA)
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»
Refresh Rate
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SW1/5
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Vertical: 60, 70Hz, Horizontal: 31.5KHz
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Off
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Vertical: 75, 88Hz, Horizontal: 40KHz
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On
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FACTORY CONFIGURED SETTINGS
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Jumper
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Setting
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W5
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Pins 1 & 2 closed
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