Panasonic NR-BN34FW1, Service Manual

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Open door alarm
If the door of fridge or freezer compartment is open for more than 2 minutes, the uninterrupted buzzer sound
will be heard and the key "2" for cancellation of the alarm will be flashing.
When the door is closed, the alarm is canceled.
The sound alarm can also be cancelled by pressing the key "2"; the key flashes until the door is closed.
Child lock
The function is activated by long press on the key "2" for cancellation of the alarm, the display shows "LL".
By pressing any key, the display will show "LL"; when the key is released, the display shows set temperature.
"Child lock" is cancelled by long press on the key "2".
In case the alarm is activated, it can be cancelled with alarm cancellation key without having to leave the "Child lock" mode.
Error display
Error "E1" is shown on temperature display in fridge compartment. For models with single-digit display, the
display alternately shows the errors: 1 second "E", 1 second "number" and 1 second zero.
Error E3 is shown on freezer compartment temperature display.
Error "E0": on models with two displays it is shown on fridge and freezer compartment temperature display.
For models with single-digit display, the display alternately shows the errors: 1 second "E", 1 second "number"
and 1 second zero.