ADSL2+ Tester 7 Troubleshooting
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7.
Troubleshooting
This chapter is intended to provide prompt help to operator on some frequently asked
questions and the resolutions.
1)
The instrument can not be powered on or has no displays.
When
“
Low Battery
”
alarms, the tester will be shut down soon automatically. When the
voltage of battery drops to a low level, the power circuit of the tester will be locked and
cannot be opened until:
²
Plug the AC power adapter into an appropriate AC wall outlet and power the tester
with external power supply.
²
When the battery is fully charged, unplug the AC power adapter and press the
“
Power
”
key to switch on the tester. And the tester will work normally.
2)
When the battery charged fully,
“
Charge
”
LED will be turned off. And LED will
be lit as soon as plugging AC adapter again.
This is normal. The battery will be charged automatically when connected with AC power
adapter because the power consumption in working process. The battery will be fully
charged in a very short time. And
“
Charge
”
indicator will turned off.
3)
The instrument shuts off.
²
Check if the voltage of battery is low.
²
Check if
“
Auto power off
”
in
“
Other
”
menu is set to
ON
or not.
4)
The instrument can not work with battery.
Switch off the instrument. Open the end cover of instrument, check if the battery case
is locked tightly or not. If not, re-clip the case and slide it back on emphatically. When
hearing
“
Click
”
, the battery case has been installed into the provided slot successfully.
Then install the end cover back.
5)
Duration of battery is getting shorter.
The usage life time of new rechargeable battery is about 800~1000 cycles of charge and
discharge. When you find the working duration is reduced in evidence, you should
replace the rechargeable batteries. Do not put the old and new batteries in use together
or use some bad or unconfirmed rechargeable batteries.
6)
Get more help
If you have any other questions, please contact with your local vendor by phone or by
emails as soon as possible.
Warning:
If you find that the instrument works abnormally, please contact your vendor
as soon as possible. Do not open the instrument by yourself.
If the frangible pastes around the instrument are damaged or have been
removed, user would lose the 1-year free-maintenance service.
