3com 3C35410 FDDI MMF Module

3C35410 FDDI MMF Module Panel


Status LED

Status

LED

Name

Color

Description

Module Status

PWR

Power

Green

Module is receiving power.

 

INS

Board Inserted

Yellow

Module is partially inserted.

 

ERR

Board Error

Yellow

Did not complete power-up diagnostics.

 

 

 

Blinking Yellow

Hardware/software incompatibility occurred.

Port Status

L

Link

Green

Valid link established and port is active.

 

 

 

Blinking Green

Port is part of dual-homed DAS in standby mode.

 

E

Error

Blinking Yellow

Indicates one or both of the following:

 

 

 

 

Port failed link diags, error condition occurred.

 

 

 

 

Noise Threshold Event error excessive noise.

 

T

Traffic

Blinking Green

Port is receiving or transmitting data.

DAS Status

DAS Configured

Green

Ports (directly above and below LED) are configured in DAS mode.




3C35410 PCB Top


BMAC - FDDI Media Access Controller datasheet
CN7 - Connector from Main PCB to upper FDDI ports
FTA - Lucent 1291S
FRA - Lucent 1291T
HFBR - HFBR-5103 Transceiver datasheet
PLAYER - FDDI Physical Layer Controller datasheet
Sdt - Sdt 71V016S15PH 3.3v CMOS Static RAM 1Mb (64K x 16bit) datasheet

3C35410 PCB Bottom


BMAC - FDDI Media Access Controller datasheet
FTA - Lucent 1291S
FRA - Lucent 1291T
PLAYER - FDDI Physical Layer Controller datasheet
Sdt - Sdt 71V016S15PH 3.3v CMOS Static RAM 1Mb (64K x 16bit) datasheet