Exfo VDSL2 Manual do Utilizador descarregar pdf (Página 111)

VDSL2, ADSL2+, and IP Triple-Play Test Set 105

10 Troubleshooting

Solving Common Problems

The table below presents common problems and their solution.

Problem Possible Cause Solution

Impossible to turn on unit. ³ You did not press

long enough.

³ Main batteries

discharged.

³ Battery compartment

door is open.

³ One of the two

batteries is missing.

³ Weather too cold.

³ Press for 2 seconds.

³ Charge batteries by

connecting the AC

adapter/charger.

³ Close battery compartment

door.

³ Insert 2 batteries and

replace battery

compartment door.

The display is almost blank

when you turn on the unit.

Brightness may need

some adjustment.

Press to adjust brightness

properly.

Batteries do not charge as

expected.

³ Temperature is too

high.

³ Battery is incorrectly

connected.

³ Ensure temperature is

within specifications.

³ Ensure battery is

connected properly.

A battery status LED is

yellow.

Battery is defective. Contact EXFO or replace the

battery.

The unit is not responding. Shut down the unit by pressing

and holding it down.

You will hear a first beep;

release the key after you hear a

second beep.

Turn the unit on again to reset

it.

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