Cable How does one do a full scan on a ZGemma H1 box?

[Andy873]

I am getting glitching on some channels and also others are missing completely.
How does one do a full scan and will I need to input any information, eg the area code ?
Thanks

 

[eileen]

http://www.techkings.org/zgemma-star-h1/84710-zgemma-h1-full-vm-setup-guide.html

 

[Andy873]

http://www.techkings.org/zgemma-star-h1/84710-zgemma-h1-full-vm-setup-guide.html

Many thanks :)