INTERPHASE CORPORATION

4811 E/FDDI ADAPTER (DAS MIC CONNECTION)

Card Type

Network Interface Card

NIC Type

FDDI

Maximum Onboard Memory

128KB

Boot ROM

Unidentified

Network Transfer Rate

100Mbps

Topology

Ring, Peer-Peer

Wiring Type

Fiber optic cable

Data Bus

32-bit EISA

CONNECTIONS

Function

Label

Function

Label

Fiber optic connector - MIC (Phy A)

CN1

Optical Bypass Switch jack

CN3

Fiber optic connector - MIC (Phy B)

CN2

   

Note: Type A (Phy A) or Type B (Phy B) connectors are designated by a labeled key in the side of the male MIC. CN1 is keyed for an A type connector, and CN2 is keyed for a B type connector.

DIAGNOSTIC LED(S)

LED1 (Yellow)

LED2 (Yellow)

LED3 (Green)

LED3 (Green)

Condition

Off

Off

Off

On

Power to card

On

Off

Off

On

Power on diagnostics

Off

Off

On

On

Diagnostics passed

Off

Blinking

On

On

CB Running

Off

Off

Blinking

On

RC Running

Off

On

Blinking

On

Ring connection good

On

Off

Off

On

Adapter Failure

Note: Definitions of "CB" and "RC" are unidentified.

CONNECTIONS

Function

Label

Function

Label

Fiber optic connector - MIC (Phy A)

CN1

6-pin DIN socket (Optical Bypass Switch)

CN5

Fiber optic connector - MIC (Phy B)

CN2

6-pin DIN socket (Optical Bypass Switch)

CN6

Fiber optic connector - MIC (male) (Phy A)

CN3

Mini-jack (Optical Bypass Switch)

CN7

Fiber optic connector - MIC (male) (Phy B)

CN4

   

Note: Type A (Phy A) or Type B (Phy B) connectors are designated by a labeled key in the side of the

male MIC. CN1 and CN3 are keyed for A type connectors, and CN2 and CN4 are keyed for B type

connectors.

The Dual Attachment Station - MIC version of the 4811 E/FDDI Adapter also requires an adapter

cable (see "DIN to Mini-jack Adapter" in above diagram) in order to properly connect the Optical

Bypass Switch.