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International Automotive Technicians Network
Re: Hoffman Geoliner 550
Posted to Tool & Equipment Forum on 4/25/2018

If you have a local computer tech, ask them if it has a CMOS battery. If it does, unplug or remove it and let it set to power down residual power for a day or two unplugged. Then put the battery back in and connect power and turn it on. It should have erased/r... Login to read more.