I Purchased an "InFocus IN138HD" about two months in the past. It;s been Doing the job wonderful, but as of tonight, I keep getting a crimson speaker icon using a cross by it showing up within the upper left corner. Errors and omissions excepted; all technical specs are issue to https://in13832073.blogdosaga.com/28120269/manual-article-review-is-required-for-this-article