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display (6F)?

Come home open front door tried to off the alram and find a massage 6F
Mac, March 2010
As you don't tell us the type/make of control panel I'll take a guess at a Scantronic or a re-badged one as Modern Alarms.

If I'm correct the 6F is actually bF = Control Panel Battery Fail

Replace the control panel battery.

Please post again to let us know if I'm right or wrong

acorn, March 2010