The li-ion battery (s/n (b)(4)) was returned to zoll for evaluation.Visual inspection of the returned li-ion battery was performed and found no physical damage noted upon receipt.Battery archive review shows battery was inserted into and out of the battery charger during the reported event on (b)(6) 2016 for few seconds showing no fault error.Before the (b)(6), there is a low battery, glitch recorded on (b)(6) and a clock glitch after that.The clock glitch indicates that the battery has lost its history track of date and time.There were also couple of charge cycle conditioning cancellation noted on (b)(6) and multiple in and out battery insertion events seen on (b)(6) 2016.However there were no errors noted.During functional testing, the battery was inserted into a good known multi chemistry charger and battery was charged successfully showing 4 green led lights.The battery was then functionally run on a good known autopulse platform using a large resuscitation test fixture (lrtf) for about 50 minutes without any issues.The platform performed compression successfully with li-ion battery (s/n (b)(4)).In summary, the reported complaint of the li-ion battery will not power up an autopulse is not confirmed during functional testing.The battery passed was charged successfully with a good known multi-chemistry charger and passed the functional testing with a good known auto pulse using a large resuscitation test fixture (lrtf).There were no device deficiencies found during evaluation that could have caused or contributed to the reported complaint.
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