Which statement best describes the left-side fan (cooling fan 1) for the LaserJet 4200/4300 series
printers?

A.
The fan should not turn on until the printer reaches operating temperature.

B.
The fan should turn on when the printer is powered on.

C.
The fan should not turn on until the fuser reaches fusing temperature.

D.
The fan should not turn on until the printer begins to overheat.

Explanation: