Pelco FR82041 manual Meaning Possible Cause Corrective Action Optic Fault LED

Page 18

Table B. Troubleshooting with Front-Panel Indicators (Continued)

Indicator Color

Meaning

Possible Cause

Corrective Action

 

 

 

 

 

 

Optic Fault LED (

)

 

 

 

 

 

 

Green

The optical signal is

 

No action is required.

 

being received and

 

 

 

 

laser is operating

 

 

 

 

properly.

 

 

 

 

 

 

 

Red

The optical signal is

Remote module is not

Check power connections.

 

not being received.

powered on.

 

Replace power supply if

 

 

 

 

necessary.

 

 

 

 

 

 

Fiber optic cable is not

Check fiber optic connec-

 

 

connected.

 

tions.

 

 

 

 

 

 

Fiber optic cable connectors

Clean, polish, or replace fiber

 

 

are dirty or are damaged.

optic cable connectors as

 

 

 

 

necessary.

 

 

 

 

 

 

Fiber optic cable is defec-

Replace cable.

 

 

tive.

 

 

 

 

 

 

 

 

Optical dB losses in the

Check for problems with the

 

 

fiber optic installation

fiber optic installation, for

 

 

exceed the optical power

example, excessive dB

 

 

budget specification stated

losses in connectors, splices,

 

 

in Specifications on

 

patch panels, cables,

 

 

page 24.

 

and so on.

 

 

 

 

 

 

Optical dB losses in the

Contact Product Support at

 

 

fiber optic installation meet

1-559-292-1981.

 

 

the optical power budget

 

 

 

specification stated in

 

 

 

Specifications on page 24;

 

 

 

however, a module is defec-

 

 

 

tive.

 

 

 

 

 

 

Flashing red

Laser has shut down.

Module is operating in

Ensure that module operates

 

 

extreme environmental

according to operating

 

 

conditions; for example,

conditions stated in

 

 

operating temperature is

Specifications on page 24,

 

 

below or above recom-

and then cycle the power. If

 

 

mended range as stated in

problem persists, contact

 

 

Specifications on page 24.

Product Support at

 

 

 

 

1-559-292-1981.

 

 

 

 

 

 

Laser has reached end of

Cycle the power. If problem

 

 

life.

 

persists, contact Product

 

 

 

 

Support at 1-559-292-1981.

 

 

 

 

 

 

 

 

 

(Continued on next page)

18

C2623M (2/07)

Image 18
Contents FT82041/FR82041 Unmanaged Ethernet Switch Page Contents List of IllustrationsList of Tables Important Safety Instructions Risk of Electric Shock Do not Open Regulatory Notices Radio and Television InterferenceProduct Overview DescriptionModels Multimode ModelsSingle-Mode Models*† RK5000PS-5U rack mount chassis Power LED Pelco badgeFront Panel 100BASE-FX Status LED10BASE-T/100BASE-TX Ports 1-4 RJ-45 connectors Rear PanelInstallation Package ContentsAutonegotiation is enabled by default Flow control default setting10BASE-T/100BASE-TX Modes of Operation Mounting Mounting the FT82041/FR82041 Module Into a RackMounting the FT82041/FR82041 Module Using the Wall Clip Connections 10BASE-T/100BASE-TX connectionsFiber connection Troubleshooting Meaning Possible Cause Corrective Action Optic Fault LED Amber 10BASE-T link is If 10BASE-T operation is Established Table C. Troubleshooting with Rear-Panel IndicatorsDesired, refer to Setting 11 for informationMeaning Possible Cause Corrective Action Amber Port is set to Refer to SettingIf half-duplex mode is Flashing amber Port is set to Normal or excessiveFlashing green Port is set to Duplex mode LinkGreen Port is set to If 100BASE-TX full-duplex 100BASE-TX halfTable C. Troubleshooting with Rear-Panel Indicators Specifications Link/activity and speed, duplex/collision and speedEnd Model Number Wavelength Optical Maximum Transmit/ReceiveReceiver Multimode 62.5/125 μmAppendix. RJ-45 Connector Pinouts Illustrates RJ-45 MDI/MDI-X connector pinoutsProduct Warranty and Return Information ISO9001