M139-M142 Series LaserJet MFP Printer
User Guide
HP LaserJet MFP
M139-M142 series
M139-M142 Series LaserJet MFP Printer
- Remove all tapes and foam.

- Remove the cartridge from the printer.
Do not touch the roller surface.
- Remove the orange guides, tape, and pull the tab to remove the protective film.

- Reinsert the cartridge and close the door.

Plug in and turn on the printer.
- Open the input tray and slide out the guides. Load Letter or A4 paper and adjust the guides.

Pull open the tray extender.
- Install the required HP Smart software from 123.hp.com or your app store on a computer or mobile device.
Follow instructions in HP Smart to connect the printer to a network and finish setup.*
* See Reference Guide for Wi-Fi troubleshooting and tips.
Trouble getting started? Find setup information and videos online.
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® Copyright 2021 HP Development Company, L.P.


Do not touch the roller surface.





Follow instructions in HP Smart to connect the printer to a network and finish setup.*




















