Lenco TFT-1021 - Manual (Page 30)

4.5 Care battery
1. Battery life is shorter in a cold environment. This is due to decreased battery efficiency at low
temperatures.
2. Charge the batteries at temperatures between 10 o C to 30 o C. Low temperatures require a long charging
time.
3. This machine is designed to operate only with special batteries. The battery design for only professional
or Service Provider can open. Do not open or try to disassemble the battery cover on the back yourself.
4. While the battery is in use or being charged, the battery pack heats up. This normal and is not cause
concern.
5. When the battery indicated iron on the screen flashes or when you have not used the battery for a long
time, you need to recharge the battery.
6. If the battery power is still low after charging it, the battery may be reaching the end of its life and should
be replaced. Please contact your dealer or Service Provider.
4.6 About the headphone using
1. Do not use headphones while driving, cycling, or operating any motorized vehicle. It may create a traffic
hazard and is illegal in some areas. It can also be potentially dangerous to play loud music while walking,
especially at pedestrian crossings.
2. Avoid using headphones at high volume. Hearing experts advise and against continuous, loud and
extended play. If you experience a ringing in your ears, reduce the volume or discontinue use.
5. TROUBLESHOOTING
Problem Possible causes What to do
The LED does not light up/ not lit.
Mains cable is not connected.
The battery isn’t installed or
need to recharge.
Condensed fluid may cause
the machine to malfunction.
Check that the mains cable is
plugged into the power
socket
Make sure the battery is
installed properly and
charged.
Reattach the AC adapter and
reinstall the battery, and
press the power button to
turn on the machine.
Do not use the machine
for at least one hour if there
are some condensed fluids in
it.
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