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DCA Irmatrac Token Ring Adapters -- Available!
DIGITAL COMMUNICATIONS ASSOCIATES, INC. (DCA)

IRMATRAC TOKEN-RING ADAPTER/CONVERTIBLE
4MBPS-ONLY RING INTERFACE MODULE (RIM)
 

Internal P/N Description   IN STOCK QTY
     
DCA/011363 DCA IRMA TRAK CONVERSION KITS   7
DCA-IRMATRAC DCA IRMATRAC CONVERTABLE TOKEN RING CARD   249

 

Technical Information

NIC Type Token-Ring
Transfer Rate 4/16Mbps
Data Bus 16-bit ISA/MCA
Topology Ring
Wiring Type Unshielded twisted pair

Shielded twisted pair (DB-9 port)

Boot ROM Available

 

I/O BASE ADDRESS

Address

JP1

0A20 - 0A3Fh

Pins 1 & 2 closed

 

1A20 - 1A3Fh

Pins 2 & 3 closed

 

 

CONNECTIONS

Purpose

Location

Ring Interface Module (RIM)

CON1

 

CABLE TYPE

Type

JP2A - D

Unshielded twisted pair

Pins 1 & 2 closed

 

Shielded twisted pair (DB-9 port)

Pins 2 & 3 closed

 

CONNECTIONS

Purpose

Location

Backplane Adapter

CON1

 

MISCELLANEOUS NOTES

Although the backplane adapter can have a 4/16Mbps or 4Mbps-only Ring Interface Module (RIM), the 4Mbps-only RIM is diagrammed because the 4/16Mbps RIM does not have jumpers.

 

DCA/011363 DCA IRMA TRAK CONVERSION KITS
DCA-IRMATRAC DCA IRMATRAC CONVERTABLE TOKEN RING CARD

     

1-301-924-7400
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