The customer had recently received the instrument, he opened the box with the new instrument and placed it on the bench.He connected the power supply to the machine and pushed the on-button.Probably order of connection: mains cable to power brick, mains cable to wall outlet, 24 v cable to afinion.The user manual states the following order of connection: connect the power cable to the power supply, insert the plug from the power supply into the power socket in the back of the analyzer, plug the power supply to the wall outlet.After pushing the on-button he heard clicking sounds from the power supply.The clicking sound lasted for about 30 seconds, then a loud bang and the screen went black.There was no smoke but there was a burnt smell in the room and a burn mark at the table surface.The instrument worked as normal with another power supply.There was no personal injury or electrical shock.
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