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B-303

MECER CORPORATION

B-303

Card Type

Sound Card

Chipset Controller

ESS Technologies, Inc. ES-688

I/O Options

CD audio(2), CD-ROM interface(3), line in, line out, microphone in(2), SCSI interface, speaker out

Maximum Dram

N/A

CONNECTIONS

Purpose

Location

Purpose

Location

Speaker out

J1

Line out

JP4

Microphone in

J2

Panasonic CD-audio in

JP5

Line in

J3

Sony CD-audio in

JP10

Panasonic CD-ROM interface

J6

Mitsumi CD-ROM interface

JP11

Sony CD-ROM interface

J7

SCSI interface

JP13

Microphone in

JP2

   

BASE I/O ADDRESS SELECTION

Address

JP1

220h

Pins 2 & 3 closed

 

240h

Pins 1 & 2 closed

INTERRUPT SELECTION

IRQ

JP7

7

Pins 1 & 2 closed

 

5

Pins 3 & 4 closed

 

9

Open

 

10

Pins 1 & 2, 3 & 4 closed

DMA CHANNEL SELECTION

Channel

JP3

1

Open

 

3

Pins 1 & 2 closed

CD-ROM TYPE SELECTION

Type

J5

Panasonic

Pins 1 & 2 closed

 

Sony or Mitsumi

Pins 2 & 3 closed

CD-ROM ADDRESS SELECTION

Address

JCP2

300h

Closed

 

340h

Open

CD-ROM CONFIGURATION

Setting

JCP1

Enabled

Closed

 

Disabled

Open

SCSI INTERRUPT SELECTION

IRQ

JP14

11

Pins 2 & 4 closed

12

Pins 1 & 3 closed