EEVblog 1707 - REPAIR: Goal Zero Yeti 400 Lithium Battery
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The EEVblog® NO SCRIPT, NO FEAR, ALL OPINION An off-the-cuff Video Blog about Electronics Engineering, for engineers, hobbyists, enthusiasts, hackers and Makers Hosted by Dave Jones from Sydney Australia DONATIONS: Store: https://eevblog.store/ PayPal: [email protected] Patreon: https://www.patreon.com/eevblog EEVblog2: http://www.youtube.com/EEVblog2 EEVdiscover: https://www.youtube.com/channel/UCkGvUEt8iQLmq3aJIMjT2qQ EMAIL: Advertising/Commercial: [email protected] Fan mail: [email protected] Hate Mail: [email protected] I DO NOT PAID VIDEO SPONSORSHIPS, DON'T ASK! PLEASE: Do NOT ask for personal advice on something, post it in the EEVblog® forum. I read ALL email, but please don't be offended if I don't have time to reply, I get a LOT of email.
Video Description
Dave's Goal Zero Yeti 400 lithium ion battery failed. Repair time. Forum: https://www.eevblog.com/forum/blog/eevblog-1707-repair-goal-zero-yeti-400-lithium-battery/ 00:00 - Goal Zero Yeti 400 Battery failure 01:32 - Hiccuping 03:28 - Teardown 04:47 - Failure hypothesis and potential solution 05:37 - The mains inverter PCB 06:43 - The control PCB 07:36 - Dual battery connectors 08:09 - Measuring the dual battery connections to make sure they are in parallel. 08:58 - The lithium ion battery pack 09:24 - Measuring the battery pack voltage, and the under voltage lookout protection 10:49 - Re-powering just the controller board 11:38 - Progressive system module power up with the battery, isolating the mains inverter 12:23 - Measuring the battery again to see if it's accepting a charge 13:20 - Winner Winner Chicken Dinner 15:34 - No electronics repair needed 15:54 - Goal Zero battery physical design 17:03 - Back from the gym, what's happened? 18:33 - Fault summary Web Site: http://www.eevblog.com Hardware Store: https://eevblog.store/ Merch Store: https://eevblog.dashery.com/ If you find my videos useful you may consider supporting the EEVblog on Patreon: http://www.patreon.com/eevblog Other channels: EEVblog2: http://www.youtube.com/EEVblog2 EEVdiscover: https://www.youtube.com/eevdiscover #ElectronicsCreators #Repair #lithiumbattery
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