Byte⏩Shift<p>FYI for anyone with a <a href="https://mastodon.cloud/tags/TRS80" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>TRS80</span></a> <a href="https://mastodon.cloud/tags/Model4" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Model4</span></a> (or a <a href="https://mastodon.cloud/tags/Model3" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Model3</span></a> with a M4 video board, like me) If you have <a href="https://mastodon.cloud/tags/flickering" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>flickering</span></a> or <a href="https://mastodon.cloud/tags/dimming" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>dimming</span></a> issues, and have the TCE-made board (not RCA) then check the highlighted resistors (R315, R316, R318) <a href="https://mastodon.cloud/tags/RetroComputing" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>RetroComputing</span></a></p>