REVEAL COMPUTER PRODUCTS

SC400 PRO 16 (REV. 1)

Card Type

Sound card

Chip Set

Unidentified

Maximum Onboard Memory

None

I/O Options

Line in, microphone in, volume control, speaker out, game/MIDI port, audio in - CD-ROM, CD-ROM interfaces (2), PC speaker - internal, wavetable connector

Data Bus

16-bit ISA

CONNECTIONS

Function

Label

Function

Label

Line in

CN1

Audio in-CD-ROM

CN6

Microphone in

CN2

CD-ROM interface (Panasonic)

CN7

Volume control

CN3

CD-ROM interface (Mitsumi)

CN8

Speaker out

CN4

Wavetable connector

CN9

Game/MIDI port

CN5

PC speaker - internal (not used)

J2

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Factory configured – do not alter (PC speaker amp)

J1

Open

»

Factory configured – do not alter

J4

Closed

»

Factory configured – do not alter

J5

Closed

»

Factory configured – do not alter (microphone select)

JX1

Unidentified

»

Factory configured – do not alter(microphone select)

JX2

Unidentified

 

Programmable EEPROM enabled

JX3

Closed

 

Programmable EEPROM disabled

JX3

Open

MITSUMI INTERRUPT SELECTION

IRQ

JP1/pins 1 & 2

JP1/pins 3 & 4

12

Open

Closed

15

Closed

Open

SPEAKER AMPLIFIER SELECTION

Setting

JP2

JP3

Enabled

Pins 2 & 3 closed

Pins 2 & 3 closed

Disabled

Pins 1 & 2 closed

Pins 1 & 2 closed

WAVETABLE ADDRESS SELECTION

Address

J6

J7

530h

Pins 1 & 2 closed

Pins 1 & 2 closed

EB0h

Pins 1 & 2 closed

Pins 2 & 3 closed

F40h

Pins 2 & 3 closed

Pins 1 & 2 closed

604h

Pins 2 & 3 closed

Pins 2 & 3 closed