Onida magna 300 21"unfortunatly locked.when i open settings the red lock simbal displayed.how unlock that problem

https://in.answers.yahoo.com/question/index?qid=20160118232909AAmsGvf

To unlock install option on onida tv you need to
• Press `TV MENU` repeatedly and
• select SOUND or press TV MENU
• once and select SOUND by
• pressing keys. `SOUND` is highlighted.
• Press up /down key to enter `SOUND`
• sub-menu . This Menu
• allows you to adjust the VOL LOCK,
• BASS (Low Frequency Sound),
• TREBLE (High Frequency Sound)
• and BALANCE.
• Vol Lock:
• A certain maximum sound level can
• be fixed beyond which the sound
• level cannot rise.
• ! Select VOL LOCK from sound
• menu using up/down keys.
• ! Vol Lock can be set `ON` or `OFF`

You should have its remote control to unlock it. Without a remote control, you can't. If you wish to get some details; check the site linked here. Pull up older posts. Surf the site with patience. http://electronicshelponline.blogspot.com/
Unlock procedure and to override the password lock to many popular brand TVs are given.

READ the owner manual for the default code or contact the maker.

how to unlock the all programes in onida true slim 29 inch tv

shoing lock code pleas

how to unlock the all programes in onida true slim 29 inch tv

pl give solution how to unlock channel key for onida lcd

Select the mode in which the machine was running. And then press timer (Clock symbol) for 5 or more 10 sec. The lock will be removed

Try with 1147 (This one worked on my ONIDA TV) OR 5963 OR PRESS ZOOM BUTON AND VOL- KEY BOTH.