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General use
Problem Cause/solution
The handset does not turn
on even after installing
charged batteries.
R Place the handset on the base unit or charger to turn on the
handset.
The unit does not work. R Make sure the batteries are installed correctly (page 10).
R Fully charge the batteries (page 11).
R Check the connections (page 10).
R Unplug the base unit’s AC adaptor to reset the unit and turn off
the handset. Reconnect the adaptor, turn on the handset and
try again.
R The handset has not been registered to the base unit. Register
the handset (page 35).
The handset display is
blank or dark.
R The handset is in screen saver mode (page 15). Activate the
handset display again by:
– pressing M
N when on a call.
– pressing M
N at all other times.
R “LCD in charging” is set to “Off” while on charge.
Change the setting (page 27).
R The handset is not turned on. Turn the power on (page 14).
I cannot hear a dial tone. R Make sure that you are using the supplied telephone line cord.
Your old telephone line cord may have a different wiring
configuration.
R The base unit’s AC adaptor or telephone line cord is not
connected. Check the connections.
R Disconnect the base unit from the telephone line and connect
the line to a known working telephone. If the working
telephone operates properly, contact our service personnel to
have the unit repaired. If the working telephone does not
operate properly, contact your service provider/telephone
company.
I cannot use the Smart
Function Key even if the
indicator is flashing
slowly.
R Another unit is in use. Wait and try again later.
R The key lock feature is turned on. Turn it off (page 19).
The base unit beeps. R New messages have been recorded. Listen to the new
messages (page 39).
The handset display
begins operating
automatically.
R Demonstration mode is activated. To turn off demonstration
mode:
M
N a MMENUN #899
Menu list
Problem Cause/solution
The display is in a
language I cannot read.
R Change the display language (page 14).
48
Helpline Tel. No.: U.K. 0844 844 3899 Ireland 01289 8333
Useful Information
TGH22xE(en)_1211_ver031.pdf 48 2013/12/11 17:47:44