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LED Indicators

UTP Port LED Indicators

LED

Function

State

Status

Power indicator

Fiber link 1

Fiber link 2

Operation mode

LFP mode

On

Off

On

Off

Blinking

On

Off

On

Off

Converter has power

Converter has no power

Link on

No link or the link is faulty

Receiving data on the fiber

2-channel converter mode

4-port switch mode 

Link Fault Pass Through enable

Link Fault Pass Through disable

PWR

Link1

Link2

2CH

LFP 

LED

Function

State

Status

mode display 

Ethernet link            

Yellow

Green

Off

On

Off

Blink

1000Base-TX

100Base-TX

10Base-T

The UTP link is ok

No link or the link is faulty

Receiving data on Ethernet

Speed 

Link

Link-Fault-Pass Through (LFP) Application Note

    This media converter incorporates a Fiber Pass Through feature which allows indirect 

sensing of a Fiber Link Loss via the 10/100/1000 Base-TX UTP connection. Whenever the 

media converter detects a Link Loss condition on the Receive fiber (Fiber LNK OFF), it disables 

its UTP transmitter so that a Link Loss condition will be sensed on the receive UTP port. (See 

the following figure) The link loss can then be sensed and reported by a Network 

Management agent at the remote UTP port's host equipment.

    This feature has no effect on the media converter's UTP LNK LED, which continues to 

function normally, independent of the state of the Fiber LNK LED and the UTP transmitter.

This feature is enabled by default on all the FIB1-1000 family media converters.

1000EDS DIP Switch :

PWR

DIP SW1

SFP 1

SFP 2

LED

LAN 1 

LAN 2 

DIP SW2

Dip SW1 Pin 5 off:  4-port switch mode (default)
Dip SW1 Pin 5 on:  2-channel converter mode
                                Channel one converter: SFP1 to LAN1
                                Channel two converter: SFP2 to LAN2

DIP SW1 Pin 5 Operation mode:

DIP SW2 Pin 5 (Reserved) 

1000E(S)-1 DIP Switch :

PWR

DIP SW

SFP 1

LAN 1

LED

 If all types of slide-in card were installed in FRM220 chassis, 

   The SNMP command will takeover the Dip switch setting.

Note :

Link 1 Link 2

2CH

PWR

1000EDS

DIP SW1 for LAN1 and DIP SW2 for LAN2 Setting

DIP SW1 for LAN1 Setting

Link 1

LFP

PWR

1000E(S)-1

Fiber

Switch

or PC

Switch

or PC

TX

 (OFF)

RX 

(OFF)

RX 

TX 

TX 

RX 

RX 

TX 

UTP

UTP

Link
Fail

Remote Fault

Link
Fail

Figure: Fiber Break Responses

Speed

UTP Link

UTP  100Mbps / Full

-

Off

On

Off

UTP  1000Mbps / Full

-

Off

Off

On

UTP  100Mbps / Half

-

On 

On

Off

UTP  10Mbps / Full

-

Off

On

On

UTP  10Mpbs / Half

-

On

On 

On

LFP Off (used in converter mode)

Off

-

-

-

LFP On (used in converter mode)

On

-

-

-

UTP / N  -  Way

-

Off

Off

Off

Function

Pin 4

Pin 3

Pin 2

Pin 1

UTP  100Mbps / Full

-

Off

On

Off

UTP  1000Mbps / Full

-

Off

Off

On

UTP  100Mbps / Half

-

On 

On

Off

UTP  10Mbps / Full

-

Off

On

On

UTP  10Mpbs / Half

-

On

On 

On

LFP Off

Off

-

-

-

LFP On

On

-

-

-

UTP / N  -  Way

-

Off

Off

Off

Function

Pin 4

Pin 3

Pin 2

Pin 1

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