The latest firmware unlocks a higher per-port power allocation (from 30W to 36W on ports 1-4) while maintaining the total budget. This is "hot" for users running high-power pan-tilt-zoom cameras or 802.11ax (Wi-Fi 6) access points.
Q: Why does my LDW931 feel physically hot after the update? Is that a bug? A: No. The sensor calibration changed. If the case is warm but the logs show <65°C core temp, it’s normal. The previous firmware underreported temperature. "Hot" in the search term refers to urgency, not physical heat.
Q: Can I update via SSH instead of the web UI?
A: Yes, if you have CLI experience. Use copy tftp flash from the enable mode. But the web UI is safer for most admins. ldw931 firmware update hot
Q: My LDW931 is in a remote location with no UPS. Should I still update? A: No. Wait until you have stable power. A brownout during write will brick the unit. Schedule a maintenance window.
Q: Will this update void my warranty? A: No, official firmware updates from the vendor are mandatory for warranty support. Running outdated firmware may actually void coverage if a known bug damages the hardware. The latest firmware unlocks a higher per-port power
Before you attempt to update, you must confirm your baseline. Do not assume you are out of date.
Steps to check your LDW931 firmware:
Important: If your version shows v2.1.8-hotfix1, you still need the new update. The "hot" in the old version refers to a different thermal patch that actually introduced new bugs.
The LDW931 stock thermal pad is adequate for normal operation but fails under update stress. Replace it with high-viscosity thermal paste (e.g., Arctic MX-6 or Thermal Grizzly Hydronaut). Apply a single pea-sized dot. Before you attempt to update, you must confirm your baseline