20 Most Recent Channel Master 9521A Remote Control Questions & Answers

Try to reset the remote control.Remove battery and keep aside so that the memory on the remote is reset. now make sure that the connections to the mast motor is done correctly to the master unit. check the leads to correspond with the correct order .
Now insert battery and try manually to see if the motor moves according to the selection.
If not there is a malfunction from the remote to the control unit.

Most rotors have a brake, if yours has one, you have to hold the brake down then rotate.

Check the remote control for its infra-red emission. Check it with fresh batteries. Check by pressing all the buttons on it; and see whether all of it generates infrared signal while pressing. If it is found OK, check and replace the infrared sensor inside the TV. If you wish to get some details; check the site linked here. It has details about how to check a remote control; by one among the post. Pull up older posts. If the remote control is found OK; check and replace the infra-red sensor inside the TV. Contact any service technician. https://electronicshelponline.blogspot.com/ https://schematicscom.blogspot.com/ https://homenol.blogspot.com/ https://electrohelponline.blogspot.com/ Search these sites by type in this key phrase "how to test a remote control "in the "search box at the top right of the display window of the Homepage" to get the related post quickly.

Gut bad batt or broke or programd wrong

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Check the remote control for its infrared emission. Check it with fresh batteries. Check it by pressing all the keys. You can detect the presence of infra-red emission from the remote control, using a cell-phone camera. If you wish to get more details about how to check a remote control, please visit this site. One among the posts has details about it. Surf the site with patience. In some cases, the remote control might need to clean. http://remotesearch.blogspot.com/ Search the site by type in this key phrase "how to test a remote control "in the "search box at the top right of the display window of the Homepage" to get the related post quickly. https://www.youtube.com/watch?v=jsSCNCW3IbQ [open and clean] https://www.youtube.com/watch?v=Qp-l1uh-5gE [open and clean]

There are many codes to Changhong TV with universal remote controls. Set-up (Programming) procedure is too much to type in here, and is not practical and it will differ brand-to-brand remote controls. If you wish to get more; check the site linked here. It has set-up code list & set-up procedure to many popular brand remote controls. Pull up older posts. http://electrohelponline.blogspot.com/ http://remotesearch.blogspot.com/