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View Full Version : Can't calibrate JR X-378 in Reflex XTR


TheCowGod
Oct 27, 2004, 06:08 AM
Hey there. I just received my much-anticipated copy of Reflex XTR. However, I'm having trouble getting it to calibrate my radio. When I perform the calibration process, all eight channels show the message, "Channel not centered", and the window says "The calibration could not be completed. Please check correct interface installation and transmitter activity."

I'm using a JR X-378 Heli Tx, and running this on Windows XP Professional SP2. I installed the Reflex USB adapter driver as the instructions said. Reflex definitely sees the transmitter - the 'channel display' screen shows movement between -110 and 0 (centered around -90) on channels 2, 4, 6, and 8 when I move the sticks around. Also, I tried assigning the four channels to their corresponding functions and loading up the simulation with the transmitter as-is, and the sticks DID produce something like the desired motion in the helicopter, though obviously not in a controlled manner.

Any ideas what's wrong? I've seen several posts here saying various other simulators had problems running under XP SP2, but couldn't tell what those problems are exactly. Any advice is greatly appreciated. My Raptor won't be in the air for at least another two weeks so I'm dying to finally get to fly in SOME form or another :) Thanks.

Dan

FAA
Oct 27, 2004, 09:15 AM
Dan

I have used my Reflex XTR with JR 652, 8103 and 10x, with no problems.

First set the Tx to the type of model you will be flying. Heli or aircraft.

Then CLEAR ALL YOUR SETTINGS on the Tx.

Make sure your sticks and trims are all centered.

Now start reflex xtr. Plug into the cable and run the radio calibration routine.

Go slow and don't rush.

You should be fine.

I discovered that after the calibration routine, the controls may be a bit too sensitive. Add expo and adjust travel as required on you Tx, just like you would do on your real model. You will be able to "dial in" your model's performance to your needs.

Nick

TheCowGod
Oct 27, 2004, 05:39 PM
Aha, problem is solved. It turned out to be the issue I've read about in a few places, with the reversed wires in the JR adapter. I simply cut open the wire insulation, cut the two wires (brown and white), and reversed them (spliced the brown wire in to the white and vice versa), and it worked perfectly. Also, let me just say that A) Reflex is amazing and B) I've got a lot of learning to do. I'm glad I started with the simulator - at least five times now I've cut my own head off with the rotors :)

Dan