The reported complaint was confirmed.The field service representative (fsr) verified that the system-1 was having battery issues and that the system powered off when unplugged.After removing the suspected bad batteries, the fsr measured the voltage across the terminals and each battery was reading approximately 8 volts direct current (vdc).The fsr replaced the batteries, performed preventive maintenance (pm) inspection and all release testing.The unit operated to manufacturer specifications and was returned to clinical use.The suspect batteries were returned to the manufacturer for further evaluation.During the laboratory evaluation, the reported issue was confirmed.Both batteries were received in severely depleted condition, indicating lack of proper maintenance and/or internal battery degradation.No attempt to recharge was made.If additional information becomes available on this complaint that would alter the facts and/or conclusion, a supplemental report will be filed accordingly.
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