aiko LTW-32D User Manual page 39

APPENDIX B: Troubleshooting
Problem
Sound level is too low
Sound is too high pitched or
too low pitched
TV signal is not received
Suggested Actions
Check the volume level.
If the volume is still too low after turning the control to
its maximum, check the volume control on the
computer sound card or software program.
Adjust the Treble and Bass to appropriate level.
Ensure that the antenna cable is firmly connected to
the VHF/UHF jack.
Check "Channel Memory" and make sure you
choose the correct channel system.(PAL Model)
Select "Auto Tuning" to configure the channel
system automatically.(PAL Model)