Question Cause/solution
7 Clean your telephone base and handset.
a. Unplug your telephone from the power
outlet and telephone line cord.
b. Clean the charge contacts of the handset,
base unit, and charger using a damp cloth
to remove any dirt, dust, or debris.
c. Clean the speaker and microphone part of
the handset using a damp cloth to remove
any dirt, dust, or debris.
d. Plug your telephone back into the power
outlet and telephone line cord.
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Useful Information
TGU43x(en)_Basic OI_1227_ver025.pdf 26 2023/12/27 9:42:56