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Mend matrix 832 Noticed Top Left

matrix 832 home alarm?

Yesterday I noticed the icon in the top left of the display flashing.I have tried a full/part set to no avail.Does any one know how I can get it working again please.

vernon
February 2012
The DC source LED should be illuminated.However when it starts blinking its giving you a warning.

The alarm is telling the op/user that there's a battery fault.

If the battery in the PANEL is around 5 years of age,it time to fit a replacement.

no name
February 2012

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