HP LaserJet Enterprise M607n - Home button is unresponsive

Home button is unresponsive
NOTE: To open the diagnostic function, press the button on the back of the control panel.
Figure 2-45 Home button is unresponsive
Y
N
N
Y
Home button
unresponsive
Note: If illuminated: continue.
If not illumated: verify that
the power is turned on,
the printer is not in sleep mode,
tunr the power off, and
then on agian.
Open the
diagnostic function.
Perform the Home
button test.
Does the virtual LED
illuminate green when
the Home button is pressed?
Turn the product power off,
and then on again.
Open the
diagnostic function.
Perform the
Home button test.
Does the virtual LED
illuminate green when
the Home button is pressed?
Replace the
control panel.
Do not replace the
control panel.
138 Chapter 2 Solve problems ENWW