GU Patrol Magic Key
Submitted: Wednesday, Apr 16, 2003 at 14:04
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Seanny
Is there a method to tune in a magic button door opener for a GU Patrol without going to the dealer?? It is the one with two buttons big to close and little to open. Type A.
I am giving a spare to a friend who does not have one. Dealer wants $40.00 to tune.
Thanking you,
Seanny
Reply By: Hatcher - Wednesday, Apr 16, 2003 at 15:13
Wednesday, Apr 16, 2003 at 15:13
If "tuninig" means that it has drifted off frequency, you could try tuning the transmitter whilst pressing either button, but the tuning on these things is very sensitive and a small turn of the trimming capacitor could send it off frequency by anything from 1 to 10Mhz rendering the transmitter useless until retuned correctly. Not recommended. A frequency counter or better yet a spectrum analyser is required as
well as the known frequency you are trying to tune to, probably around 303Mhz. Perhapse if you know anyone into ham radio, they should be able to do it for you.
But, you could also mean "coding" which is different. Each radio transmitter has it's own radio code so as you can't open another GU with your control. This is something you cannot change without the necessary data sheet for your transmitter and/or special equipment. Your Nissan dealer would not be able to do it, they would have to send it away, hence the $40 charge.
Jason
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