Hi there, unfortunately in some cases, certain TVs may not be supported. In your case, it would vastly depend on the particular remote you are using. More information can be found via www.telus.com/help.
Went thru all the rig..mrole and nothing worked..Then I discovered that my EMERSON TV was actually made by FUNAI..
Followed the instructions..got to the HOLD DOWN power button line and in about 5-10 seconds..OFF IT WENT !
Try that code