Panasonic KX-TGH260BX Operating Instructions Manual page 68

Useful Information
Liquid damage
Problem
Liquid or other form of
moisture has entered the
handset/base unit.
Caution:
R To avoid permanent damage, do not use a microwave oven to speed up the drying process.
68
Cause/solution
R Disconnect the AC adaptor and telephone line cord from the
base unit. Remove the batteries from the handset and leave to
dry for at least 3 days. After the handset/base unit are
completely dry, reconnect the AC adaptor and telephone line
cord. Insert the batteries and charge fully before use. If the unit
does not work properly, contact an authorised service centre.