Crown CM-2007
Open the remote, removing the top cover. Use the keys that have no access External and under "previous channel" and "Sound." Canal + / - Select the item with the VOL + / - adjusts its value. Entering or making changes in service mode menu / item information service mode by untrained persons can cause significant and permanent damage to your TV system. If you are not qualified to fix it, please DO NOT ENTER TV factory mode using these service menu codes, Call Center Service.
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