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Mend 9800

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We have 169 questions about mending '9800' in category Security Systems, Home Alarm Systems

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Mend Security Systems, Home Alarm Systems

scantronic 9800 t6 error code?

I have a Scantronic 9800 alarm and am getting a T6 error code and service and fault lights are both on. I tri... [Read more]
Mend Security Systems, Home Alarm Systems

9800 bf fault?

Got home from work and an alarm was going off but only inside the house. The control panel was displaying b... [Read more]
Mend Security Systems, Home Alarm Systems

Scantronic 9800 error message 'cl'?

I have a fault message 'cl' - how do you clear this.
Mend Security Systems, Home Alarm Systems

scantronic 9800 battery fault?

I have recently replaced my battery when the alarm went off at 1.00am showing the code "bf". I turned the main... [Read more]
Mend Security Systems, Home Alarm Systems

SCANTRONIC 9800 Microprocessor Intruder Alarm?

The alarm system is going off showing BF [ battery fault ] have checked voltage which is 12, which means Ok! w... [Read more]
Mend Security Systems, Home Alarm Systems

9800 Scantronic NVM chip required?

Need to find a replacement NVM chip for 9800 Scantronic board. Tried Maplins / CPC without success.
Mend Security Systems, Home Alarm Systems

Help in programming scantronic 9800?

Hi, I have reprogramed my system after replaceing the NVM chip, and have noticed that on part set "B" when act... [Read more]
Mend Security Systems, Home Alarm Systems

Parts for 9800 Scantronic?

looking for replacement NVM chip - two pins snapped when removed to reset.
Mend Security Systems, Home Alarm Systems

Scantronic 9800 question?

We get no error code but alarm will not set. With doors shut as required for the alarm when leaving premise... [Read more]
Mend Security Systems, Home Alarm Systems

reset code for alarm when old code has been forgotten?

9800 scantronic alarm - i have bought a property with this alarm - was working when I bought the place but due... [Read more]
Mend Security Systems, Home Alarm Systems

9800 panel with Sr light flashing,+ fault & service light on?

The panel will not respond default engineers code. Not sure what to try next?
Mend Security Systems, Home Alarm Systems

Intermittent Scantronic 9827 keypad?

I have a 9800 alarm system but the 9827 keypad does not always accept the security code. Most times it works f... [Read more]
Mend Security Systems, Home Alarm Systems

Faulty Scantronic 9800 main control panel?

I have a 1992 (year) Scantronic 9800 main panel & remote. It has been very reliable. Last week it lost mains... [Read more]
Mend Security Systems, Home Alarm Systems

how to stop alarm sound from scantronic 9800?

bf showed up on key pad ,alarm sounding high pitched noise from battery box which is located in the garage,fit... [Read more]
Mend Security Systems, Home Alarm Systems

Scantronic 9800 c4 fault?

Can anybody please help with a c4 fault code that has appeared on my Scantronic 9800 Alarm. I can see that it... [Read more]
Mend Security Systems, Home Alarm Systems

Where on panel of 9800 is the enter key?

I need to change alarm code -The 9448+ manual which is the only one I have states press 6 then enter followe... [Read more]
Mend Security Systems, Home Alarm Systems

scantronic 9800 flashing rt fault code ?

very first fault code was b f at 6-30 a.m. replaced with a new battery, 2nd fault code was l t (control panel ... [Read more]
Mend Security Systems, Home Alarm Systems

New Scantronic 9800 control panel?

My control panel works well but is looking dirty and worn. Can I get a compatible replacement?
Mend Security Systems, Home Alarm Systems

how do i change the fuse on a scantronic 9800 keypad?

how do i change the fuse on a scantronic 9800 keypad. for some reason the keypad has gone dead when i disconne... [Read more]
Mend Security Systems, Home Alarm Systems

How do I replace the battery?

I have a Scrantonic 9800 alarm sistem. It goes off when it is not set and it shows bf on the pannell when i re... [Read more]
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