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AL-1950A
ALWAYS TECHNOLOGY
AL-1950A
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Data bus:
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16-bit, ISA
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Size:
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Half-length, full-height card
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Hard drive supported:
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Two IDE (AT) interface drives or up to seven SCSI devices
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Floppy drives supported:
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Two 360KB, 720KB, 1.2MB, or 1.44MB drives
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CONNECTIONS
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Function
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Location
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4-pin connector - drive active LED
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CN1
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34-pin control cable connector - floppy drive
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CN2
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50-pin SCSI connector - internal
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CN3
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CD-ROM audio output - channel 1
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CN4
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CD-ROM audio output - channel 2
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CN5
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50-pin SCSI connector - external
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CN6
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40-pin IDE (AT) Interface connector
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CN7
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USER CONFIGURABLE SETTINGS
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Function
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Location
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Setting
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Zero Wait State disabled
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JP7
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Open
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Zero Wait State enabled
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JP7
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Closed
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Factory configured - do not alter
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P1
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N/A
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IDE/FLOPPY PORTS
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Setting
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JP1
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JP2
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JP3
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Enabled
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Open
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Closed
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Closed
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Disabled
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Closed
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Open
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Open
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BIOS ADDRESS
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Address
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JP5
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JP6
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CA00h
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Open
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Open
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C800h
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Closed
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Open
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CE00h
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Open
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Closed
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DE00h
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Closed
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Closed
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INTERRUPT SELECT
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IRQ
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JP8
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JP9
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JP10
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JP11
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JP12
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IRQ10
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Open
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Open
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Closed
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Open
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Open
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IRQ7
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Closed
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Open
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Open
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Open
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Open
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IRQ9
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Open
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Closed
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Open
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Open
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Open
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IRQ11
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Open
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Open
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Open
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Closed
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Open
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IRQ12
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Open
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Open
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Open
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Open
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Closed
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