Problem with Spirit GTR

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GentlemanDriver
Posts: 5
Joined: Tue 17. Mar 2026 9:30:35

Hi everyone,

I’m having a problem with one of my five Spirit GTRs.

It binds successfully, and my Jeti recognizes the receiver under the "Devices" menu, but the Spirit unit itself isn't being detected.
The PC software indicates that a GTR is connected, yet there is no response to commands from the Jeti. In the diagnostics tab, I can see the helicopter model; when I move the unit by hand, the virtual model moves correctly, but there is absolutely no reaction to stick inputs. There is also no response to Jeti inputs in the channel settings.
The Jeti channel assignment is correct; in the servo monitor, the right servos respond on the right channels when I move the sticks or switches.

I have already tried resetting the Spirit via the software several times and re-flashing the firmware (4.0.5). Oddly enough, this issue only arose after I attempted to change—or actually changed—the switch assignments (specifically the gyro assignment). For testing purposes, I loaded a backup from another helicopter, but that made no difference. Setting up a new helicopter model on the Jeti didn't help either, nor did re-binding.

Both the PC software and the Spirit firmware are up to date (version 4.0.5).

(Sorry for crossposting this also in German section)
ZeXx86
Site Admin
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Joined: Mon 29. Apr 2013 16:06:44
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It seems that something is connected at the E2 port or Spirit GTR receiver type was changed from EXBUS to Spirit RX.
Spirit System developer
GentlemanDriver
Posts: 5
Joined: Tue 17. Mar 2026 9:30:35

Thanks for answering.

There’s nothing connected to the E2 port, one cable was plugged in and was only connected to the ext. Pin.
The Heli is an Goosky RS4 Venom, and as far as I know this is the telemetry PIN.

The receiver is set to Jeti Ex

This was Galway’s working for long time now, no one changed the plug. Only change was the upgrade to 4.0.5 on the GTR
ZeXx86
Site Admin
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Joined: Mon 29. Apr 2013 16:06:44
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I recommend to unplug everything that is not necessary or anything that changed at the same time.
I can't see any other reason why it could stop working.

Can you also check that serial number of your unit ends "-b1" at the Connection tab?
Spirit System developer
GentlemanDriver
Posts: 5
Joined: Tue 17. Mar 2026 9:30:35

Ok that helped. Will have to set it up from scratch, servomovements are wrong.

So I won’t have telemetry now?

Should I send my serial no?

Thanks.
ZeXx86
Site Admin
Posts: 13075
Joined: Mon 29. Apr 2013 16:06:44
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I am not sure if I understand correctly. Is it working now?
If so, it just mean that wiring was not correct. You still can have full telemetry. But I have no idea about your wiring details from your description.
Spirit System developer
GentlemanDriver
Posts: 5
Joined: Tue 17. Mar 2026 9:30:35

Yes it works now. I still don’t understand why it didn’t work anymore, as I said I bought it used and didn’t change wires.

I have to find out about that wire.

Thanks for your support.
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