1) the batteries will be the same type and full charged
2) clean the contacts battery from dirty, dust, oxide or corrosion
3) retight the spring contacts battery with pliers for a GOOD contacts
4) open the remote.control and clean the keypads switch, from dirty, dust, oxide, Open contacts, or Bad contacts. they emite a good signal infrared from SYScon transmi vs Syscon receiver.
see the block diagram. If doesnot resolve the problem go to the repair shop TV for fix it.
God bless you
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