HP LaserJet 1300 - Manual (Page 156)

148 G Working with the print server ENWW
Restoring the factory default settings
Once you configure the HP print server, the configuration settings are retained in memory unless
you manually reset them to factory defaults using the following procedure.
1 Make sure the printer is turned on.
2 Unplug the print server from the printer.
3 While holding down the Test button on the print server, plug the print server back into the
printer. Continue to hold down the Test button for approximately 3 seconds.