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If you push power button on the product, do you see "Key Locked" on the screen?

Troubleshooting Commercial TVs 20/06/2016

If you push power button on the product, do you see "Key Locked" on the screen?

Symptom

If Key Lock is On, you can’t operate TV with buttons on TV.

※ Only power button works.

How to fix

You can turn on/off Key Lock with remote control as below.

Menu→LOCK→Key Lock : On, Off

※ Some models do not provide Key Lock.

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To better assist you and if necessary, arrange a prompt service repair, prior to contacting us, please have ready the model and serial number of your product as well as a copy of your invoice.
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If you push power button on the product, do you see "Key Locked" on the screen?

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