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T-100 (CD-XT001)
NEC TECHNOLOGIES, INC.
T-100 (CD-XT001)
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Card Type
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Hard drive controller
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Hard Drives supported
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Up to 7 SCSI devices
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Floppy drives supported
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None
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Data Bus
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8-bit ISA
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Card Size
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Half-length, full-height
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CONNECTIONS
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Function
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Label
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Function
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Label
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50-pin SCSI connector - internal
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J2
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25-pin SCSI connector - external
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P1
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USER CONFIGURABLE SETTINGS
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Function
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Label
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Position
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Boot ROM disabled
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SW1/1
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Off
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Boot ROM enabled
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SW1/1
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On
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Parity disabled
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SW1/4
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Off
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Parity enabled
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SW1/4
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On
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DMA CHANNEL SELECTION
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Channel
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JP1
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1
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Pins 7 & 9, 8 & 10 closed
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3
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Pins 9 & 11, 10 & 12 closed
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Disabled
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Pins 7 - 12 open
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BOOT ROM ADDRESS SELECTION
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Setting
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SW1/2
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SW1/3
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C8000h
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On
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On
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CA000h
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On
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Off
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CC000h
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Off
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On
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CE000h
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Off
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Off
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I/O ADDRESS SELECTION
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Setting
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SW1/5
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SW1/6
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320h
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On
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On
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324h
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Off
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On
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328h
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On
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Off
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32Ch
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Off
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Off
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INTERRUPT SELECTION
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Setting
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JP1/pins 1 & 3
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JP1/pins 2 & 4
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JP1/pins 3 & 5
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JP1/pins 4 & 6
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IRQ3
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Closed
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Open
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Open
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Open
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IRQ5
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Open
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Closed
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Open
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Open
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IRQ6
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Open
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Open
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Closed
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Open
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IRQ7
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Open
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Open
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Open
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Closed
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Disabled
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Open
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Open
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Open
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Open
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MISCELLANEOUS TECHNICAL NOTES
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The T-100 should not be installed in a 486 or faster system.
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