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Re: Cannot change the mode on QMX+


 

Thank you Ludwig. I have already done those.?

Furthermore, I had also tried updating the firmware, although not necessary, to see if the PC-rig connection is working. QMX+ was connected as an external device without any problem. To cancel the whole thing, I turned the rig off. The screen was already dark so I tried turning it on to see if it would go back to normal operation; it was still dark. So I pressed the button again to make sure it is off. When I disconnected the USB cable the PC binged to warn me that an external device was disconnected. That meant the rig was still on and in firmware update mode. To make sure the rig is shut down, I disconnected the power cable and connected it again. With the cable removed I turned it on and it went back to normal operation, still in CW mode.

So, I have got a feeling the problem is with the QMX+ On/Off button not responding to Mode and Band change clicks.The fact that it got stuck in firmware mode (i.e. not responding to OFF click) when connected to my PC is probably another sign that the problem is with that button.

73!
de Bekir TA2RX

DH8WN via <DH8WN=[email protected]>, 13 Oca 2025 Pzt, 18:07 tarihinde ?unu yazd?:

On Sun, Jan 12, 2025 at 07:58 PM, ta2rx bekir wrote:
On the computer side, I use Windows 8.1.
Bekir, QMX audio devices and the QMX serial port are different USB devices. Each needs his own driver. The audio drivers already are present in Win7, Win8, ...
For the serial port please read QDX QMX QMX_plus USB to serial for Win7 and Win8 from the QRP Labs Wiki.
?
(I had installed the virtual com port previously.)
Maybe you installed the special driver for Win7 and Win8 (see the link above)? If yes, sometimes a driver "update" is to be done like described in the QLG2 document (see link above). Some times ago it worked for me.
?
And did you go this way:
  1. start PC and Win
  2. connect USB to QMX
  3. switch on QMX (only here the QMX offers the serial port to Win)
73 Ludwig

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