Where can I find the User Guide and troubleshooting information for the HP LaserJet Pro M304/M305?
The User Guide is available online at www.hp.com/support/ljM304 or www.hp.com/support/ljM404. Once on the site, select your printer if prompted and click User Guides to access printer usage and troubleshooting information. (Page 4)
From the official HP Laserjet Pro M304 M305 manual, page 4
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