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JR and Spektrum Radios and Electronics JR and Spektrum Radios, Gyros, Servos, Etc.


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Old 05-31-2010, 05:55 AM   #1 (permalink)
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Default MX12 backup failure,please help

Hi,i have an old mx12 transmitter fro graupner,its actualy a jr tx dont remember which one..
i keep getting a backup error,even after changed the backup lithium batt it has,from my little knowlege i would suggest it could be a capacitor damaged?or is it something deeper?
anyone with radio/electronics knowlege help me?
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Last edited by SHARKGR; 05-31-2010 at 12:43 PM..
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Old 06-08-2010, 07:22 PM   #2 (permalink)
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Hmmm MX12 is a JR 2610 i think....

You need to short out the reset pads on the CPU pcb, from memory they are close to the CPU crystal
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Old 06-27-2010, 11:34 AM   #3 (permalink)
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what do they look like,and what will i do if i find them?...
thanks and sorry for delay
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