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We have 67 questions about mending 'alarm power supply'

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Mend Security Systems, Home Alarm Systems

Why does the alarm sound when I switch off the electrical power supply?

I want to install some new lights. The lights are on the same cicuit as the alarm system. When I switch off th... [Read more]
Mend Security Systems, Home Alarm Systems

veritas 8c?

1. my 3 smoke detectors started to chime once after each other and continued. 2. the smoke detectors are allo... [Read more]
Mend Security Systems, Home Alarm Systems

Why does Veritas 8 alarm activate when we have mains power failure?

We have suffered over recent months with mains power failures in our local area which have caused the alarm to... [Read more]
Mend Security Systems, Home Alarm Systems

Optima compact G4 alarm?

When I lose the mains power supply the outside bell sounds, if I print in the user code the bell continues to ... [Read more]
Mend Security Systems, Home Alarm Systems

How can I disconnect my alarm from the electricity supply?

we have a optima xl6 alarm which we want to disconnect from the mains as we keep having power cuts which sets ... [Read more]
Mend Kitchen Appliances, Freezers

Red alarm light flushing?

The red light was flushing for a while and the meat would defrost. I switched the power supply off for a coupl... [Read more]
Mend Security Systems, Home Alarm Systems

how can i fix my veritas intruder alarm?

hello, i had work done recently to my house. and the electrician forgot to put a new electricity supply to my ... [Read more]
Mend D.I.Y, General D.I.Y

9448 alarm power shut off how to restart please?

do not have code to stop alarm when reconnect power supply
Mend Security Systems, Home Alarm Systems

XR2 functions?

I recently had a unrelated mains power supply failure which triggered the external audio alarm, is this norma... [Read more]
Mend Security Systems, Home Alarm Systems

Accenta Ideal 1999 power supply?

When I loose mains supplies the alarm goes off when main supplies are restored.Should I change the rechargeabl... [Read more]
Mend Security Systems, Home Alarm Systems

Remove back up battery Optima xm?

Just moved to this house and need to work on house power circuit. How do I dissconnect the back up battery to ... [Read more]
Mend Security Systems, Home Alarm Systems

thistle house alarm?

Unable to set alarm, off in power cut, normally runs off mains supply, has battery back up, all lights flash ... [Read more]
Mend Security Systems, Home Alarm Systems

Optima 2 plus intruder alarm fault?

I have an optima 2 plus intruder alarm system. the keypad power light is flashing and it is beeping. I have ch... [Read more]
Mend Security Systems, Home Alarm Systems

how can i fix my led light on my external box?

I have had to turn off the power supply to my home and now the external flashing display light on the box will... [Read more]
Mend Security Systems, Home Alarm Systems

red light is on just below no 6?

my alarm is 9448+ scantronic and red light is on just below no 6, cannot key anything onto keypad and system d... [Read more]
Mend Security Systems, Home Alarm Systems

power cut?

power supply was cut alarm does not operate now on my accenta 8
Mend Security Systems, Home Alarm Systems

VERITAS 8 ALARM FAULT?

I was moving one of the PIR sensors in the romm when all of a sudden it stopped working, no light or nothing, ... [Read more]
Mend Security Systems, Home Alarm Systems

how can I fix my accenta optima g3 alarm?

If the mains electrical supply is switched off the alarm is set off. I was instructed to removed the control p... [Read more]
Mend Security Systems, Home Alarm Systems

Reset of Veritas 8c?

I have had to disconnect my alarm from the power supply as I bought a repossessed house. As soon as i turned t... [Read more]
Mend Security Systems, Home Alarm Systems

My accenta 8 alarm system sounds when power goes off?

When I turn off the mains supply the alarm sounds and I can't find how to stop it
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