Battery; Battery Charge Indicator; Range - Doro 820 User Manual

Doro cordless telephone user manual
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Battery

The telephone is supplied with an environmentally friendly nickel metal hydride
(NiMH) battery - 2.4V 400mAh. As with all batteries performance may degrade over
time, should you notice that the standby time has reduced considerably or there are
signs of leakage, the battery should be replaced.
A fully charged battery will last for approx 140 hours in standby or approx 8 hours call
time. The stated times apply under normal room temperatures and when using a fully
charged battery.
Completely discharged battery will take about 14 hours to fully recharge (24 hours
from new).
Please note that the battery charge indicator
The fl ashing will stop when the battery is fully charged.
The base unit has an automatic charging mechanism that prevents the battery from
being overcharged or damaged due to prolonged charging.
Please note!
To ensure and maintain good charging of the handset battery/s we recommend that the base and handset
charge contacts are cleaned regularly, ie monthly, with a pencil eraser and/or a soft dry cloth.
When the telephone is installed for the fi rst time, the battery must be charged for 24 hours before using
the telephone. Use a DORO original battery only. The guarantee does not cover any damage caused
by an incorrect battery. The handset is charged with the keypad facing outwards. Please dispose of any
battery in a responsible and environmentally friendly manner.

Battery Charge Indicator

Battery Charge Indicator
The symbol
in the display indicates when its is time to recharge the battery. The
symbol has two segments which disappear as the battery charge decreases. When the
symbol has two segments which disappear as the battery charge decreases. When the
battery is running low, the symbol
be heard. If the handset is not recharged at this time, the phone will cease to function
until it is recharged.

Range

The range of the telephone varies depending on different factors in the surrounding
enviroment. The radio waves transmitting the call may be hindered by obstructions,
reducing the range.
Specifi ed ranges require unobstructed transmission between the handset and the
base unit. In such ideal conditions, the telephone range can be up to 300 metres. In
a densely populated area, house, apartment, etc. the range of the telephone will be
reduced. Try to get the best range by relocating the base unit. The ideal location for the
base unit is a high and unobstructed place.
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6
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Installation
in the display fl ashes while charging.
will appear in the display and a warning tone will
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