Some popular academic databases and search engines include:
| Symptom | Likely Cause | Fix | |---------|--------------|-----| | | Wrong input selected or HDMI handshake failure | Press Input on remote, select correct HDMI port. Power‑cycle source device. | | Picture is fuzzy or pixelated | Source not outputting 4K, low bandwidth cable | Verify source settings (4K @ 60 Hz, HDR). Use a certified HDMI 2.1 cable. | | Remote does not work | Batteries dead or IR sensor blocked | Replace batteries, ensure line of sight to front sensor. | | Audio out of sync | Audio delay setting mis‑configured | Go to Audio → Sync and adjust delay (usually -50 ms to +50 ms). | | Screen flickers | Power fluctuation or faulty cable | Plug into a surge‑protected outlet, try a different HDMI cable. | | Overheating warning | Blocked vents or dirty filter | Clean vents, ensure at least 30 cm clearance behind unit. | | Wi‑Fi drops frequently | Weak signal or router congestion | Move router closer, switch to 5 GHz, or use Ethernet. | | App crashes repeatedly | Corrupt cache or outdated OS | Clear app cache (Settings → Apps → [App] → Clear Cache) or run a system update. | | Picture color looks washed out | HDR disabled on source, picture mode set to “Vivid” | Enable HDR on source, switch to “Cinema” or “Standard”. | SSIS-698 4K
: Colorists target the Rec. 2020 color space, mapping the specific color palette to match high-end OLED and mastering displays. Some popular academic databases and search engines include: