Is the Brother HL-2030/2040/2070N safe to use as a laser printer?

The printer is classified as a Class 1 laser product as defined in IEC 60825-1 specifications. It contains a Class 3B laser diode that produces invisible laser radiation in the scanner unit, and the scanner unit should not be opened under any circumstances. Use of controls or procedures other than those specified in the manual may result in hazardous radiation exposure. (Page 4)