Ok, now lets verify the MIDI Out from USB Function is set to off on your M-Audio Axiom 25. If its set to on your Axiom will transmit midi info from the USB port and not the midi ports. If You see a MIDI plug symbol on the LCD display this may be the problem.
1. Press the Advanced button.
2. Press the MIDI Out key to activate/deactivate MIDI Out from USB.
3. Verify the MIDI plug symbol on the LCD display is gone
4. To turn MIDI Out from USB mode on/off, repeat these steps.
Now test to see if your JV-1010 is receiving midi Data.
If the above steps did not work do a factory Rest to set the JV-1010 to its default settings.
1. Press the VALUE knob to switch to a mode other than the
Patch mode (PATCH), that is, to the PERFORM, RHYTHM, or
GM mode.
2. While holding down the VOLUME knob, press the VALUE knob.
Switch to the Edit mode.
3. Turn the CATEGORY/BANK knob to choose PIANO (Factory
Reset).
Fct flashes on the display.
4. Press the VALUE knob.
Sur flashes on the display, prompting you to confirm that you indeed wish to carry out a Factory Reset.
5. Press the VALUE knob.
The Factory Reset is performed, and you leave the Edit mode.
After the factory Rest is done test the unit, if their is still no change check the list below.
Check list
1. Do your midi cables work, (Make sure they are standard five pin cables) check for shorts (Hard bumps) and broken or loose pins (They should have five pins) test them with other equipment.
2. Make sure one side of the midi cable is plugged into the MIDI OUT of your M-Audio Axiom 25 and the other side of the cable is plugged into the MIDI IN of your JV-1010.
3. Make sure the computer Switch is set to midi for the JV-1010. (verified) And the MIDI Out from USB Function is set to off on your M-Audio Axiom.
4. Check the midi ports on both the JV-1010 and M-Audio Axiom 25 for damage if you see damage you will have to take the unit to a repair tech.
If none of the steps above help write back and we will see what else we can come up with.