Zhone Technologies 5620 Troubleshooting, Increasing the Number of End-User Systems, Nsp

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Troubleshooting

LED Symptom

Action

 

 

All LEDs are on.

The RTU may be in download mode. Wait ten minutes.

 

 

 

If LEDs remain on after ten minutes and the RTU is not in

 

download mode, the RTU is not functional. Contact the NSP.

 

 

ALM LED remains

The power-on self-test may have failed. Unplug the unit and

on.

reapply power. If the alarm LED is still on, contact the NSP.

 

 

ALM and TST

Firmware download may be in progress. If firmware download

LEDs are on.

is not in progress or the LEDs remain on after ten minutes,

 

contact the NSP.

 

 

DSL LED is off.

Verify that the DSL cable is securely installed on both ends. If

 

the problem continues, contact the NSP.

 

 

DSL LED continues

The RTU is attempting to establish the DSL link or is adjusting

to blink after the

the rate of the DSL line due to line conditions. If the DSL LED

power-on self-test.

continues to blink for more than five minutes, contact the NSP.

 

 

DSL LED is on and

The DSL link has been established but there is no data

there is no data

transmission. Verify the Ethernet connection. If the problem

transmission.

persists, contact the NSP.

 

 

DSL and Ethernet

The DSL and Ethernet links have been established but there is

LEDs are on and

no data transmission. If the problem continues, contact the

there is no data

NSP.

transmission.

 

 

 

Ethernet LED is off.

Verify that the Ethernet 10BaseT cable is securely installed at

 

both ends, and at least one PC is connected and powered on.

 

 

 

Verify that the correct straight-through or crossover cable is

 

installed. Refer to Installing the Hotwire 5620 RTU, page 8.

 

 

PWR LED is off.

Check that the power cord is securely installed on both ends.

 

 

 

If no LEDs are on, the power supply may be defective. Test the

 

outlet to verify power. If the problem persists, contact the NSP.

 

 

 

If other LEDs are on, the PWR LED may be burned out. Unplug

 

the unit and reapply power; watch all LEDs during the

 

power-on self-test to verify if the PWR LED is functioning.

 

 

TST LED is on.

A test initiated by the NSP may be active. Wait five minutes.

 

If the TST LED does not go off, contact the NSP.

 

 

Increasing the Number of End-User Systems

A single PC is attached to the Hotwire 5620 RTU using an Ethernet crossover cable. To increase the number of PCs, connect all PCs to an Ethernet hub using a straight-through cable. The Hotwire 5620 RTU can support up to 32 PCs. Verify any planned changes with the NSP.

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Contents Document Number Document Title Wiring and Cables NeededBefore You Begin DSL Access with a Hotwire 5030 or 5038 Pots Splitter What Does the Hotwire Radsl RTU Do?Package Checklist Customer Premises CP DSL Access with a Hotwire 5038 Distributed Pots SplitterNetwork Service Provider DSL Access without a Pots Splitter DSL RTUPunchdown Block Installing the DSL Access WiringProcedure Telephone Network Interface Device NID DSL/POTSPOTS/DSL RJ11 Wall JackPots Splitter Installing the Hotwire 5620 RTUHotwire RTU Ethernet Line Ferrite Optional RTU Wall Placement RTU Hardware Template Status LEDs Power-OnAlarm red Condition StatusIncreasing the Number of End-User Systems TroubleshootingLED Symptom Action NSPCables & Connectors Pin # FunctionModel 5620 RTU Technical Specifications SpecificationImportant Safety Instructions Declaration of Conformity Canada EMI Warnings Document Feedback Warranty, Sales, and Service InformationTrademarks