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SQ-688

CHAINTECH COMPUTER COMPANY, INC.

SQ-688

Card Type

Sound card

Chip Set

ESS

Maximum Onboard Memory

N/A

I/O Options

CD-ROM interface (3), MIDI/game port, CD audio in (3), microphone in, line in, headphone/speaker

Hard Drives supported

None

Floppy drives supported

None

Data Bus

16-bit ISA

Card Size

Half-length, full-height card

CONNECTIONS

Function

Label

Function

Label

CD-ROM interface - Panasonic

CN1

Line in

CN6

CD-ROM interface - Mitsumi

CN2

Headphone/speaker

CN7

CD-ROM interface - Sony

CN3

Audio in - CD-ROM (Sony)

CN8

MIDI/game port

CN4

Audio in - CD-ROM (Mitsumi)

CN9

Microphone in

CN5

Audio in - CD-ROM (Panasonic)

CN10

USER CONFIGURABLE SETTINGS

Function

Label

Position

Panasonic CD-ROM interface enabled

JP15

Pins 1 & 2 closed

 

Sony/Mitsumi CD-ROM interface enabled

JP15

Pins 2 & 3 closed

Game port enabled

JP16

Pins 1 & 2 closed

 

Game port disabled

JP16

Pins 2 & 3 closed

SOUND CARD DMA CHANNEL SELECTION

Channel

JP4/A

JP4/B

 

0

Open

Closed

1

Closed

Open

 

3

Closed

Closed

CD-ROM INTERFACE DMA CHANNEL SELECTION

Channel

JP17/A

JP17/B

JP17/C

JP18/A

JP18/B

JP18/C

 

1

Closed

Open

Open

Closed

Open

Open

 

2

Open

Closed

Open

Open

Closed

Open

3

Open

Open

Closed

Open

Open

Closed

BASE I/O ADDRESS SELECTION

Address

JP3/A

JP3/B

220h

Open

Open

 

230h

Open

Closed

 

240h

Closed

Open

 

250h

Closed

Closed

CD-ROM INTERFACE ADDRESS SELECTION

Setting

JP12

JP13

JP14

 

300h

Open

Open

Open

 

310h

Closed

Open

Open

 

320h

Open

Closed

Open

 

330h

Closed

Closed

Open

340h

Open

Open

Closed

 

350h

Closed

Open

Closed

 

360h

Open

Closed

Closed

 

370h

Closed

Closed

Closed

SOUND CARD INTERRUPT SELECTION

IRQ

JP2/A

JP2/B

 

IRQ5

Open

Closed

IRQ7

Closed

Open

 

IRQ9

Open

Open

 

IRQ10

Closed

Closed

CD-ROM INTERRUPT SELECTION

IRQ

JP19/A

JP19/B

JP19/C

JP19/D

 

IRQ3

Closed

Open

Open

Open

 

IRQ5

Open

Closed

Open

Open

 

IRQ7

Open

Open

Closed

Open

IRQ9

Open

Open

Open

Closed