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D/40A, D/40B, D/41A, D/41B

DIALOGIC CORPORATION

D/40A, D/40B, D/41A, D/41B

Card Type

Telephony

I/O Options

AEB bus

Data Bus

8-bit ISA

Line Type

Loop-start, ground-start (answer only)

CONNECTIONS

Function

Label

Function

Label

Lines 1 & 2

CN1

Analog expansion bus

P3

Lines 3 & 4

CN2

   

USER CONFIGURABLE SETTINGS

Setting

Label

Position

Base I/O address is D000h

JP5

Open

 

Base I/O address is A000h

JP5

Closed

IRQ termination enabled

JP7

Closed

 

IRQ termination disabled

JP7

Open

Board will use internal loop-start interface for input

JP8

Installed

 

Board will use T1 interface via AEB bus for input

JP8

Not installed

Disabled board will not answer incoming calls

SW1/4

Off

 

Disabled board will send busy signal to incoming calls

SW1/4

On

Note: If multiple D/4x cards are installed in a system, JP7 should be closed for only one of them.

INTERRUPT

Setting

JP1/A

JP1/B

JP1/C

JP1/D

JP1/E

JP1/F

IRQ2

Closed

Open

Open

Open

Open

Open

 

IRQ3

Open

Closed

Open

Open

Open

Open

 

IRQ4

Open

Open

Closed

Open

Open

Open

 

IRQ5

Open

Open

Open

Closed

Open

Open

 

IRQ6

Open

Open

Open

Open

Closed

Open

 

IRQ7

Open

Open

Open

Open

Open

Closed

Note: All D/4xx boards in the system should be set to the same interrupt.

BASE I/O ADDRESS OFFSET (BOARD NUMBER)

Setting

Board Number

SW1/1

SW1/2

SW1/3

000h

1

Off

Off

Off

 

200h

2

Off

Off

On

 

400h

3

Off

On

Off

 

600h

4

Off

On

On

 

800h

5

On

Off

Off

 

A00h

6

On

Off

On

 

C00h

7

On

On

Off

 

E00h

8

On

On

On