Troubleshooting; Care And Cleaning - HYT TC-780 User Manual

Troubleshooting

Symptom
Cannot power on the radio.
The operating time is noticeably
shorter than normal, even though
the battery is properly charged.
Cannot talk to or hear group
members.
Hear non-group members

Care and Cleaning

Do not handle the radio by its antenna or external earpiece directly.
Do not place the radio in a dusty or dirty environment.
Clean the radio with a lint-free cloth to remove dirt or grease, to avoid poor contact
due to excessive dust.
Clean the radio using a lint-free cloth moistened with clean water and a mild
dishwashing liquid.
Avoid subjecting the radio to corrosives, solvents or spirits.
Solution
The battery runs out. Please recharge the
battery or replace it with a new one.
The battery is not properly installed. Please
remove the battery and attach it again.
The battery has worn out. It is time to buy a new
battery.
Make sure that your radio operates on the same
frequency and has the same CTCSS/CDCSS
settings with your group members.
Make sure you are within the communication
range.
Please change your CTCSS/CDCSS settings,
and so as your group members.
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