HP LaserJet Pro MFP M28-M31 User Guide - Page 66

Solve problems, Light status, Error code, State of the printer, Action, Er/30, Er/66

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Table 8-2 Control-panel light patterns (continued) Light status Error code State of the printer Action Attention and Ready Er/30 lights are on. There is an issue with the flatbed scanner. Turn off the device and then turn it on. If the problem persists, contact HP support. Er/50 Er/51 There is an issue with the print engine. Turn off the device and then turn it on. If the problem persists, contact HP support. Er/52 Er/54 NOTE: The Supplies LED might or might not be on in this state depending on the supply status. Er/55 Er/58 Er/59 Er/66 There is a problem with the wireless Turn off the device and then turn it on. If the problem hardware. persists, contact HP support. Attention light is off and Ready light is on. The printer is in Ready mode. The LCD display will show the current value for the number of copies. NOTE: The Supplies LED might or might not be on in this state depending on the supply status. Attention light is off and Ready light is on but dim. The printer is in Sleep mode. NOTE: The Supplies LED might or might not be on in this state depending on the supply status. 58 Chapter 8 Solve problems ENWW

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Table 8-2
Control-panel light patterns (continued)
Light status
Error code
State of the printer
Action
Attention and Ready
lights are on.
NOTE:
The Supplies
LED might or might
not be on in this state
depending on the
supply status.
Er/30
There is an issue with the flatbed
scanner.
Turn off the device and then turn it on. If the problem
persists, contact HP support.
Er/50
Er/51
Er/52
Er/54
Er/55
Er/58
Er/59
There is an issue with the print
engine.
Turn off the device and then turn it on. If the problem
persists, contact HP support.
Er/66
There is a problem with the wireless
hardware.
Turn off the device and then turn it on. If the problem
persists, contact HP support.
Attention light is off
and Ready light is on.
NOTE:
The Supplies
LED might or might
not be on in this state
depending on the
supply status.
The printer is in Ready mode. The
LCD display will show the current
value for the number of copies.
Attention light is off
and Ready light is on
but dim.
NOTE:
The Supplies
LED might or might
not be on in this state
depending on the
supply status.
The printer is in Sleep mode.
58
Chapter 8
Solve problems
ENWW