Getting help when things go wrong, What do the flashing lights mean? continued – HP Deskjet 642c Printer User Manual
Page 45
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38
Getting Help When Things Go Wrong
4
Both lights are flashing.
The printer may need to
be reset.
1
Press the Power
button to turn the
printer off. Then press the Power
button again to turn the printer back
on.
2
If that doesn’t solve the problem, press
the Power
button to turn the printer
off.
3
Unplug the printer.
4
Plug the printer back in.
5
Press the Power
button to turn the
printer on.
What do the flashing lights mean? continued
What is the problem?
Possible cause
To solve the problem…
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