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Eng. Andres
Eng. Andres, Engineer
Category: Electronics
Satisfied Customers: 68
Experience:  Electronic Eng. Electronics Specialist. Circuit designer
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I have a Panasonic LE32B450C4W. After I turn it on the sound

Customer Question

I have a Panasonic LE32B450C4W. After I turn it on the sound just goes and sometimes comes back on again. All cables are in properly.
Submitted: 4 years ago.
Category: Electronics
Expert:  Shahid replied 4 years ago.
Hello, my name isXXXXX'll be happy to assist you,
Please allow me to ask you a few questions about your TV so that we can troubleshoot the issue.

- LE32B450C4W number belongs to Samsung 32 inch TV, can you please confirm it is Samsung or Panasonic TV?
- Is TV connected to cable / satellite box for TV channels and does it lose sound if watch DVD movie?

Customer: replied 4 years ago.

The TV is panasonic. I only use it watching aDVD movies and this is when it loses its sound.

Expert:  Shahid replied 4 years ago.
Thanks David for the reply.

- Can you please get the model number written on back of TV?
- Also, have you tried to unplug TV and DVD power cords from wall socket for 10 minutes to reset, replug and check?
- Is it possible to connect another DVD player with TV to make sure the problem isn't from DVD if unplugging doesn't fix sound issue?

Please post back how unplugging worked.
Customer: replied 4 years ago.

model = LE32B450C4W

S/N = 858234HAS400726M

model code = LE32B450C4WXXU


tried unplugging. Do't have another DVD

Expert:  Shahid replied 4 years ago.
Thanks for the info.

- Can you please connect any other video device in TV to narrow down the issue as sound problem can occur in DVD or TV?
Once we find out that sound problem is in TV, we will proceed further.

Thank you.
Customer: replied 4 years ago.

I have used the DVD with another TV with no problems

Expert:  Shahid replied 4 years ago.

Thanks David for the info.

So DVD player is good and issue is in TV. LE32B450C4W is Samsung brand TV.
- Have you tried to update TV firmware (internal software)?
If not, please click this link, download firmware file and update instructions pdf file to update firmware in TV that would help to resolve the problem. USB flash drive is required to do so.
Please post back how it went.

Thank you.