See also:

Electronic key battery
Replace the battery with a new one if it is depleted.  - You will need the following items: • Flathead screwdriver • Small Phillips-head screwdriver • Lithium battery (CR1632)  - ...

Deleting call history
You can delete the call history. 1. Touch “Delete Call History”. 2. Select the desired history to delete. 3. Select the desired data or touch “Select All”, then touch “Delete”. Y ...

If a warning light turns on or a warning buzzer sounds...
Calmly perform the following actions if any of the warning lights turn on or flash. If a light turns on or flashes, but then turns off, this does not necessarily indicate a malfunction in the syst ...