What is the correct order of steps during initial hardware setup of the HP Color LaserJet Pro M452?
First, connect the power cord to a grounded AC outlet. Second, optionally insert a USB thumb drive into the back USB port for job-storage printing. Third, turn on the printer power. The printer USB cable should not be connected during this stage. (Page 2)
From the official HP Color LaserJet Pro M452 Printer manual, page 2
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