How to access the Service Menu on the HP M601 M602 M603 Laser Printers
In the HP LaserJet Enterprise M601, M602, and M603, a PIN code is required to access the service menu. However, problems with the published PIN codes and an unusual menu present obstacles. Here’s how to proceed.
To find the service menu, press...>Home >Device Maintenance>Service.
Now scroll down and select...>Service Access Code.Enter the correct code: 10060311. This code accesses the service menu in all three models.
The service manual lists the following PIN codes:
This follows the normal PIN code pattern, where the middle digits match the printer model number. In reality, all three models use the same PIN code, 10060311.
Procedure Covers The Following HP Laser Printer Models:
HP LaserJet Enterprise 600 M601dn
HP LaserJet Enterprise 600 M601n
HP LaserJet Enterprise 600 M602dn
HP LaserJet Enterprise 600 M602n
HP LaserJet Enterprise 600 M602x
HP LaserJet Enterprise 600 M603dn
HP LaserJet Enterprise 600 M603n
HP LaserJet Enterprise 600 M603xh
Other Helpful Resources
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