The external part of the HP Envy 4520 printer is on e of the noticeable items. Both internal and external parts play a vital role in the printer functionality. Buttons and hardware settings are considered to be the external part of the 123.hp.com/envy4520 printer.
The external part of the printer is classified into front view and back view. The front view consists of numerous elements while the back view of the printer consists of the power connection and the USB port. Lid, lid-backing, front panel and the scanner glass are the parts of front view of the 123.hp.com/envy4520 printer.
Single pages can be scanned using the scanner glass such as post cards or thin media. Use the scanner to copy or scan individual page or pages of book. Make sure that you place the document face down in upper left corner.

The back view of the printer consists of the Power connection and USB port

- Ink cartridge access door
To install the ink cartridge into the 123.hp.com/envy4520 printer, you can make use of the ink cartridge access door. Close the cartridges access door after the cartridge installation. Or else you need to face an error message.
- Paper path cover
The region behind the cartridge access area is the paper path cover. You should eliminate the paper path cover and pinch the tabs together to get rid of paper jams and shabby paper bits. Elevate up and clear paper jams on your 123.hp.com/envy4520 printer.
- Ink cartridges
The ink cartridges are shipped with your printer. To install the ink cartridges, remove it from the package and insert carefully by opening the cartridge access door.
- Power button
We all know that the power button is used for turning on and off. No more instructions needed to use it. You can hold the power button for a few seconds to turn the HP Envy 4520 printer on or off.
- Printer display
The control panel is the printer display which will help you to access the printer in an easier and quicker manner. The wireless button will be present in the HP Envy 4520 printer control panel.
- Automatic output tray extender
Load the paper in the input tray using the automatic output tray of your HP Envy 4520 printer.
- Paper- width guide
The input tray consists of the paper width guide. This is available inside the input tray to adjust paper width guide after inserting the paper into the input tray of the 123.hp.com/envy4520 printer.
- Input tray
Load the papers using the input tray such as inserting the stack of paper on your HP Envy 4520 printer. Use the input tray to load the papers such as inserting the stack of paper.
- Input tray door
The rear view of the HP Envy 4520 printer consists of the Power connection and USB port as said initially.