I'm sorry to hear that you're yet to find the right code for the remote control. If this Remote Control Guide hasn't helped then the best thing to do is contact the manufacturer of the TV set and they can hopefully provide the correct code for you.
It would be great to hear how you get on, I'm here to help if you need me.
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Thank you for your message, if the codes aren't there then I'd give these a try, I've found them online and they may be of help. Follow the instructions of inputting codes for the TiVo remote and when you choose the code to put in, chose one of the following:-