Battery firmware lockout: Difference between revisions
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===Commercial UAVs=== | ===Commercial UAVs=== | ||
{{Main|DJI}} | {{Main|DJI}} | ||
DJI, a well known commercial UAV manufacturer, locks out the battery after long-term storage, claiming over-discharging damages the battery, even if the chemistry is still recoverable. Users who successfully "revives" the battery packs by charging their cells using a bench power supply and clearing the failure code, reports restored functionality<ref>{{Cite web |date=2024-03-21 |title=Reviving dead batteries - a heads up |url=https://mavicpilots.com/threads/reviving-dead-batteries-a-heads-up.146169/ |url-status=live |archive-url=https://web.archive.org/web/20250618000130/https://mavicpilots.com/threads/reviving-dead-batteries-a-heads-up.146169/ |archive-date=2025-06-18 |access-date=2025-09-13 |website=MavicPilots}}</ref><ref>{{Cite web |date=2023-08-02 |title=DJI Battery Killer repairing tool |url=https://greyarro.ws/t/dji-battery-killer-repairing-tool/68863 |url-status=live |access-date=2025-09-13 |website=Grey Arrows Drone Club | DJI, a well known commercial UAV manufacturer, locks out the battery after long-term storage, claiming over-discharging damages the battery, even if the chemistry is still recoverable. Users who successfully "revives" the battery packs by charging their cells using a bench power supply and clearing the failure code, reports restored functionality<ref>{{Cite web |date=2024-03-21 |title=Reviving dead batteries - a heads up |url=https://mavicpilots.com/threads/reviving-dead-batteries-a-heads-up.146169/ |url-status=live |archive-url=https://web.archive.org/web/20250618000130/https://mavicpilots.com/threads/reviving-dead-batteries-a-heads-up.146169/ |archive-date=2025-06-18 |access-date=2025-09-13 |website=MavicPilots}}</ref><ref>{{Cite web |date=2023-08-02 |title=DJI Battery Killer repairing tool |url=https://greyarro.ws/t/dji-battery-killer-repairing-tool/68863 |url-status=live |access-date=2025-09-13 |website=Grey Arrows Drone Club |archive-url=http://web.archive.org/web/20260210084910/https://greyarro.ws/t/dji-battery-killer-repairing-tool/68863 |archive-date=10 Feb 2026}}</ref><ref>{{Cite web |last=McLoughlin |first=Liam |date=2023-10-01 |title=Repairing the DJI Spark Drone Battery with DJI Battery Killer, CP2112, & 9V battery |url=https://leelum.com/projects/repairing-the-dji-spark-drone-battery-with-dji-battery-killer-cp2112-9v-battery/ |url-status=live |archive-url=https://web.archive.org/web/20241211065622/https://leelum.com/projects/repairing-the-dji-spark-drone-battery-with-dji-battery-killer-cp2112-9v-battery/ |archive-date=2024-12-11 |access-date=2025-09-13 |website=Leelum}}</ref><ref>{{Cite web |title=DJI Battery Killer: Reviving Bricked DJI Drone Batteries with CP2112 & BMS Reset |url=https://www.elektroda.com/qa,dji-battery-killer-cp2112-bms-reset.html |url-status=live |website=elektroda}}</ref>. However some users reported "authentication failed"<ref>{{Cite web |date=2024-03-23 |title=Mavic pro battery authentication failed after clear pf |url=https://mavicpilots.com/threads/mavic-pro-battery-authentication-failed-after-clear-pf.144987/ |url-status=live |access-date=2025-09-13 |website=MavicPilots |archive-url=http://web.archive.org/web/20250517190808/https://mavicpilots.com/threads/mavic-pro-battery-authentication-failed-after-clear-pf.144987/ |archive-date=17 May 2025}}</ref> suggesting the possibility of parts serialization<ref>{{Cite web |last=Greenlee |first=Lauren |date=2023-01-17 |title=How Parts Pairing Kills Independent Repair |url=https://www.ifixit.com/News/69320/how-parts-pairing-kills-independent-repair |url-status=live |archive-url=https://web.archive.org/web/20250811033531/https://www.ifixit.com/News/69320/how-parts-pairing-kills-independent-repair |archive-date=2025-08-11 |access-date=2025-09-13 |website=iFixit}}</ref>. | ||
===Home appliances=== | ===Home appliances=== | ||