Lumens Technology Linux Driver for Visual Presenter - Manual (Page 8)

5. Troubleshooting
5.1. Checking that driver installation is complete
5.1.1. Launch the Linux Terminal application
5.1.2. Key in the following: lsmod | grep visualpresenteraudio. The following information
will be displayed:
5.1.3. Key in the following command: lsmod | grep visualpresentervideo. The following
information will be displayed:
5.2. Removing the driver
5.2.1. Launch the Linux Terminal application
5.2.2. Key in the following command:
sudo dpkg –r visualpresenterlv1
5.2.3. Key in the following command: sudo rmmod visualpresenteraudio
5.2.4. Key in the following command: sudo rmmod visualpresentervideo
5.2.5. Key in the following command: rm `find /lib/modules/ -name
visualpresentervideo.ko`
5.2.6. Key in the following command: rm `find /lib/modules/ -name
visualpresenteraudio.ko`
5.2.7. Key in the following command: rm /usr/local/bin/vpcamerasetting
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