HP LaserJet Enterprise M552 - Service mode functions; Service menu

Service mode functions
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Service menu
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Printer resets
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Format Disk and Partial Clean functions
Service menu
The Service menu is PIN-protected for added security. Only authorized service people have access to the
Service menu. When selecting Service from the list of menus, the printer prompts the user to enter an eight-
digit personal identication number (PIN).
NOTE: The printer automatically exits the Service menu after about one minute if no items are selected or
changed.
Open the service menu from a touchscreen control panel
1. From the Home screen on the printer control panel, scroll to and touch the Device Maintenance button.
2. Open the Service menu.
3. On the sign-in screen, select Service Access Code from the drop-down list.
4. Enter the following service access code for the printer:
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04055215 (M552)
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04055315 (M553)
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11057715 (M577)
Open the service menu from an LCD control panel
1. From the Home screen on the printer control panel, use the down arrow button to scroll to Device
Maintenance, and then press the OK button.
2. Use the down arrow button to scroll to Service, and then press the OK button to select it.
3. Use the down arrow button to scroll to Service Access Code, and then press the OK button to select it.
4. Enter the following service access code for the printer:
NOTE: After entering the PIN, press the OK button.
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04055215 (M552)
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04055315 (M553)
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11057715 (M577)
The following menu items appear in the Service menu:
First level Second level Value Description
Event Log Print Print or the event log.
ENWW Service mode functions 477