Chs 400.

[Smaaaarty]

I have an older home alarm system that was fitted about 12 years ago and its been great ,but now i want to change the 4 digit entry code but ive lost the instuctions,can anybody help me on this topic ?the control panel has Chs 400 on it and number buttons 0-9 and a ommit and enter button and buttons 4 and 5 are bell and walk tests that can be used by pressing either then enter then the code to test,thanks.

[Guest RJBsec]

I think that this is a Scantronic 9448 panewl in disguise - try this:-

[Smaaaarty]

I think that this is a Scantronic 9448 panewl in disguise - try this:-

Thanks RJBsec my new code now works ,great job.