You need to pres Menu-Start-Up Arrow 4 times in less than 2 Seconds !!! and you will be in Maintenance mode. LEDs will be flashing. Press the Up Arrow and numbers will change and press OK after the one you want to select. The number sequence is the following. 8-0 2-8-6-4 4-4-6-0 7-7 9-9
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You need to pres Menu-Start-Up Arrow 4 times in less than 2 Seconds !!! and you will be in Maintenance mode. LEDs will be flashing. Press the Up Arrow and numbers will change and press OK after the one you want to select. The number sequence is the following. 8-0 2-8-6-4 4-4-6-0 7-7 9-9