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SQ-688
CHAINTECH COMPUTER COMPANY, INC.
SQ-688
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Card Type
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Sound card
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Chip Set
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ESS
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Maximum Onboard Memory
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N/A
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I/O Options
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CD-ROM interface (3), MIDI/game port, CD audio in (3), microphone in, line in, headphone/speaker
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Hard Drives supported
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None
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Floppy drives supported
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None
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Data Bus
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16-bit ISA
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Card Size
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Half-length, full-height card
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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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CD-ROM interface - Panasonic
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CN1
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Line in
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CN6
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CD-ROM interface - Mitsumi
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CN2
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Headphone/speaker
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CN7
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CD-ROM interface - Sony
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CN3
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Audio in - CD-ROM (Sony)
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CN8
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MIDI/game port
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CN4
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Audio in - CD-ROM (Mitsumi)
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CN9
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Microphone in
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CN5
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Audio in - CD-ROM (Panasonic)
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CN10
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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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Panasonic CD-ROM interface enabled
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JP15
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Pins 1 & 2 closed
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Sony/Mitsumi CD-ROM interface enabled
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JP15
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Pins 2 & 3 closed
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Game port enabled
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JP16
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Pins 1 & 2 closed
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Game port disabled
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JP16
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Pins 2 & 3 closed
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SOUND CARD DMA CHANNEL SELECTION
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Channel
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JP4/A
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JP4/B
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0
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Open
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Closed
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1
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Closed
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Open
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3
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Closed
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Closed
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CD-ROM INTERFACE DMA CHANNEL SELECTION
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Channel
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JP17/A
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JP17/B
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JP17/C
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JP18/A
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JP18/B
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JP18/C
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1
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Closed
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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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2
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Open
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Closed
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Open
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Open
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Closed
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Open
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3
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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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Closed
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BASE I/O ADDRESS SELECTION
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Address
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JP3/A
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JP3/B
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220h
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Open
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Open
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230h
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Open
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Closed
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240h
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Closed
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Open
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250h
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Closed
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Closed
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CD-ROM INTERFACE ADDRESS SELECTION
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Setting
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JP12
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JP13
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JP14
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300h
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Open
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Open
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Open
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310h
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Closed
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Open
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Open
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320h
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Open
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Closed
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Open
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330h
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Closed
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Closed
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Open
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340h
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Open
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Open
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Closed
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350h
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Closed
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Open
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Closed
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360h
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Open
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Closed
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Closed
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370h
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Closed
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Closed
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Closed
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SOUND CARD INTERRUPT SELECTION
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IRQ
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JP2/A
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JP2/B
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IRQ5
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Open
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Closed
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IRQ7
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Closed
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Open
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IRQ9
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Open
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Open
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IRQ10
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Closed
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Closed
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CD-ROM INTERRUPT SELECTION
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IRQ
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JP19/A
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JP19/B
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JP19/C
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JP19/D
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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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IRQ7
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Open
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Open
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Closed
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Open
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IRQ9
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Open
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Open
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Open
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Closed
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