HP Deskjet 3755 All-In-One

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Set Up the HP DeskJet 3755 All-in-One Printer | HP DeskJet | @HPSupport by HP Support

Printer parts

HP Deskjet 3755 All-In-One User Manual 1

1Paper-width guide
2Input tray extender
3Input tray
4Input tray shield
5Scanner
6Scan path
7Scan light
8Control panel
9Cartridge access door
10Cartridges
11Output tray
12Output tray extender (also referred to as the tray extender)
13Paper catch
14Power connection
15USB port

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Control panel features

Overview of buttons and lights

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FeatureDescription
1Control panel display : Indicates number of copies, media errors, wireless status and signal strength, Wi-Fi Direct status, and ink levels.
2Information button: Prints out a printer information page. Press the button in combination with the Wireless button, or the Wi-Fi Direct button to get more specific help pages tied to each of these buttons.
3Resume button: Resumes a job after a disruption (for example, after loading paper or clearing a paper jam).
Resume light: Indicates the printer is in a warning or error state. For more information, see Control panel
error codes and status on page 89.
4Cancel button: Stops the current operation.
5Wireless button: Turns on or off the printer wireless capabilities. Wireless light: Indicates whether the printer is connected to a wireless network.
6Start Copy Color button: Starts a color copy job. To increase the number of color copies, press the button multiple times fast.
7Start Copy light: A blinking light indicates the Start Copy Color and Start Copy Black buttons are ready for use.
8Start Copy Black button: Starts a black-and-white copy job. To increase the number of black-and-white copies, press the button multiple times fast.
9Ink Alert light: Indicates low ink or cartridge problems. For more information, see Control panel error codes and status on page 89.

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FeatureDescription
10Web Services button: Prints a diagnostic page to help to troubleshoot Web Services issues if Web Services light is blinking. Web Services light: A blinking light indicates a problem with the connection to Web Services.
11Wi-Fi Direct button: Turns on or off Wi-Fi Direct. Wi-Fi Direct light: Indicates the on or off status of Wi-Fi Direct.

Control panel display icons

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Icon Description
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Number of copies icon: Shows the number of copies when you are copying documents, and alternates between the letter E and a number when the printer is in an error state.
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Error icon: Indicates an error.
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Paper Error icon: Indicates a paper-related error.
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Wireless status icons: Show the status of a wireless connection.
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The wireless status icons consist of three icons, the Wireless icon (HP Deskjet 3755 All-In-One User Manual 17), the Wireless Attention icon

(HP Deskjet 3755 All-In-One User Manual 19), and the Signal Bars icon (HP Deskjet 3755 All-In-One User Manual 21).

Wi-Fi Direct icon: Indicates Wi-Fi Direct is on or is in the process of being connected.
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Ink Level icons: The left ink icon shows the estimated ink level of the tri-color cartridge, and the right icon shows the estimated ink level of the black cartridge.
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NOTE: Ink level warnings and indicators provide estimates for planning purposes only. When you receive a low-ink warning message, consider having a replacement cartridge available to avoid possible printing delays. You do not need to replace cartridges until the print quality becomes unacceptable.

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Control panel lights and display icons status

Power button light


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StatusDescription
OnThe printer is on.
OffThe printer is powered off.
DimmedIndicates the printer is in Sleep mode. The printer automatically enters Sleep mode after five
minutes of inactivity.
BlinkingThe printer is processing a job. To cancel the job, press the Cancel button ().
Blinking fastIf the cartridge access door is open, close it. If the cartridge access door is closed and the light
is blinking fast, the printer is in an error state that you can resolve by following the onscreen
messages from the computer. If you do not see any onscreen messages, try printing a
document to generate an onscreen message.

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Wireless light and icons

  • The Wireless light next to the Wireless button (HP Deskjet 3755 All-In-One User Manual 33) and the wireless status icons on the control panel display work together to indicate the status of a wireless connection.

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StatusDescription
The Wireless light, the Wireless icon, and the Signal Bars iconThe printer is connected to a wireless network.
are on.

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The Wireless light is off. The wireless capability of the printer is off. To turn on the

wireless capability, press the Wireless button (HP Deskjet 3755 All-In-One User Manual 39).
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The Wireless light is blinking, the Wireless icon is on, and the Signal Bars icon are cycling.
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The printer is connecting to a wireless network or is in the Wi-Fi Protected Setup (WPS) push mode.

The Wireless light blinks for three seconds and then turns off. The wireless capability of the printer is disabled.

Change the wireless settings. For more information, see
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Wireless settings on page 62.

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The Wireless light is blinking, the Wireless icon is on, and the Wireless Attention icon is blinking.
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One of the following might have occurred.

— The printer has a problem connecting to the wireless network.

— An error occurs or an overlap session is detected when using WPS.

Press the Wireless button (HP Deskjet 3755 All-In-One User Manual 39) and the Information button

(HP Deskjet 3755 All-In-One User Manual 53) together to run the wireless test, and then review the test report for information on how to solve the problem.
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Wi-Fi Direct light and icon


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Web Services light


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Load media

Select a paper size to continue.

To load full-size paper

  1. Raise the input tray and input tray extender.

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  1. Insert a stack of paper into the input tray with the short edge down and the print side up, and slide the stack of paper down until it stops.

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  1. Slide the paper-width guide to the right until it stops at the edge of the paper.

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  1. Pull out the output tray and the output tray extender, and then lift the paper catch.

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To load small-size paper

  1. Raise the input tray and input tray extender.

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  1. Insert a stack of photo paper into the far-right side of the input tray with the short edge down and the print side up, and slide the stack of paper down until it stops.

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  1. Slide the paper-width guide to the right until it stops at the edge of the paper.

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  1. Pull out the output tray and the output tray extender, and then lift the paper catch.

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To load envelopes

  1. Raise the input tray and input tray extender.

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  1. Insert one or more envelopes into the far-right side of the input tray and slide the stack of envelopes down until it stops. The side to be printed on should face up.

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  1. Slide the paper-width guide to the right against the stack of envelopes until it stops.

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  1. Pull out the output tray and the output tray extender, and then lift the paper catch.

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Change the default paper size detected by printer

The printer can automatically detect whether the input tray has paper loaded and detect whether the loaded paper is large, small, or medium width. You can change the default large, medium, or small paper size detected by the printer.

To change the default paper size detected by the printer

  1. Open the embedded web server (EWS). For more information, see Open the embedded web server on page 65.
  1. Click the Settings tab.
  1. In the Preferences section, click Tray and Paper Management, and then select the desired option.
  1. Click Apply.

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Paper basics

The printer is designed to work well with most types of office paper. It is best to test a variety of print paper types before buying large quantities. Use HP paper for optimum print quality. Visit the HP website at www.hp.com for more information about HP paper.
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HP recommends plain papers with the ColorLok logo for printing everyday documents. All papers with the ColorLok logo are independently tested to meet high standards of reliability and print quality, and produce documents with crisp, vivid color, bolder blacks, and that dry faster than ordinary plain papers. Look for papers with the ColorLok logo in a variety of weights and sizes from major paper manufacturers.
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This section contains the following topics:

If you want the best print quality, HP recommends using HP papers that are specifically designed for the type of project you are printing.

Depending on your country/region, some of these papers might not be available.

Photo printing

  • HP Premium Plus Photo Paper

HP Premium Plus Photo Paper is HP’s highest-quality photo paper for your best photos. With HP Premium Plus Photo Paper, you can print beautiful photos that are instant-dry so you can share them right off the printer. It is available in several sizes, including A4, 8.5 x 11 inches (216 x 279 mm), 4 x 6 inches (10 x 15 cm), and 5 x 7 inches (13 x 18 cm), and in two finishes – glossy or soft gloss (semi-gloss). Ideal for framing, displaying, or gifting your best photos and special photo projects. HP Premium Plus Photo Paper delivers exceptional results with professional quality and durability.

  • HP Advanced Photo Paper

This glossy photo paper features an instant-dry finish for easy handling without smudging. It resists water, smears, fingerprints, and humidity. Your prints have a look and feel comparable to a store-processed photo. It is available in several sizes, including A4, 8.5 x 11 inches (216 x 279 mm), 4 x

6 inches (10 x 15 cm), and 5 x 7 inches (13 x 18 cm). It is acid-free for longer lasting documents.

  • HP Everyday Photo Paper

Print colorful, everyday snapshots at a low cost, using paper designed for casual photo printing. This affordable photo paper dries quickly for easy handling. Get sharp, crisp images when you use this paper with any inkjet printer. It is available in glossy finish in several sizes, including A4, 8.5 x 11 inches (216 x 279 mm), 5 x 7 inches (13 x 18 cm), and 4 x 6 inches (10 x 15 cm). It is acid-free for longer lasting documents.

  • HP Photo Value Packs

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HP Photo Value Packs conveniently package original HP ink cartridges and HP Advanced Photo Paper to save you time and take the guesswork out of printing affordable, lab-quality photos with your HP printer. Original HP inks and HP Advanced Photo Paper have been designed to work together so your photos are long lasting and vivid, print after print. Great for printing out an entire vacation’s worth of photos or multiple prints to share.

Business documents

  • HP Premium Presentation Paper 120g Matte or HP Professional Paper 120 Matt

This paper is a heavy two-sided matte paper perfect for presentation, proposals, reports, and newsletters. It is heavyweight for an impressive look and feel.

  • HP Brochure Paper 180g Glossy or HP Professional Paper 180 Glossy

These papers are glossy-coated on both sides for two-sided use. They are the perfect choice for near-photographic reproductions and business graphics for report covers, special presentations, brochures, mailers, and calendars.

  • HP Brochure Paper 180g Matte or HP Professional Paper 180 Matt

These papers are matte-coated on both sides for two-sided use. They are the perfect choice for near-photographic reproductions and business graphics for report covers, special presentations, brochures, mailers, and calendars.

Everyday printing

All the papers listed for everyday printing feature ColorLok Technology for less smearing, bolder blacks, and vivid colors.

  • HP Bright White Inkjet Paper and Color Inkjet Paper

HP Bright White Inkjet Paper and Color Inkjet Paper deliver high-contrast colors and sharp text. They are opaque enough for two-sided color usage with no show-through, making them ideal for newsletters, reports, and flyers.

  • HP Multipurpose and All-in-One Printing Paper

HP Multipurpose and All-in-One Printing Paper is a high-quality multifunction paper. It produces documents that look and feel more substantial than documents printed on standard multipurpose or copy paper. It is acid-free for longer lasting documents.

  • HP Office, Copy, and Copy & Print Paper

These varieties of HP paper high-quality multifunction paper are suitable for copies, drafts, memos, and other everyday documents. They are acid-free for longer lasting documents.

  • HP Office Recycled Paper

HP Office Recycled Paper is a high-quality multifunction paper made with 30% recycled fiber.

Order HP paper supplies

The printer is designed to work well with most types of office paper. Use HP paper for optimum print quality.

To order HP papers and other supplies, go to www.hp.com . At this time, some portions of the HP website are available in English only.

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HP recommends plain papers with the ColorLok logo for printing and copying of everyday documents. All papers with the ColorLok logo are independently tested to meet high standards of reliability and print quality, and produce documents with crisp, vivid color, bolder blacks and shorter dry-time than ordinary plain papers. Look for papers with the ColorLok logo in a variety of weights and sizes from major paper manufacturers.

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Open the HP printer software (Windows)

After installing the HP printer software, double-click the printer icon on the desktop or do one of the following to open the printer software:

  • Windows 10: From the computer desktop, click Start, select All apps, click HP, and then select the icon with the printer name.
  • Windows 8.1: Click the down arrow in lower left corner of the Start screen, and then select the printer name.
  • Windows 8: Right-click an empty area on the Start screen, click All Apps on the app bar, and then select the printer name.
  • Windows 7, Windows Vista, and Windows XP: From the computer desktop, click Start, select All Programs, click HP, click the folder for the printer, and then select the icon with the printer name.

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Sleep mode

  • Power usage is reduced while in Sleep mode.
  • After initial setup of printer, the printer will enter Sleep mode after 5 minutes of inactivity. To change the time to Sleep mode
  1. Open the embedded web server (EWS). For more information, see Open the embedded web server on page 65.
  1. Click the Settings tab.
  1. In the Power Management section, click Energy Save Mode, and select the desired option.
  1. Click Apply.

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Quiet Mode

Quiet Mode slows down printing to reduce overall noise without affecting print quality. Quiet Mode only works for printing with Normal print quality on plain paper. To reduce printing noise, turn on Quiet Mode. To print at normal speed, turn Quiet Mode off. Quiet Mode is off by default.

HP Deskjet 3755 All-In-One User Manual 99 NOTE: In Quiet Mode, if you print on plain paper with the Draft or Best print quality, or if you print photos or envelopes, the printer works in the same way as when Quiet Mode is off.

To turn Quiet Mode on or off from the printer software (Windows)

  1. Open the HP printer software. For more information, see Open the HP printer software (Windows) on page 18.
  1. Click the Quiet Mode tab.
  1. Click On or Off.
  1. Click Save Setting.

To turn Quiet Mode on or off from the printer software (OS X)

  1. Open HP Utility.

NOTE: HP Utility is located in the HP folder in the Applications folder.

  1. Select the printer.
  1. Click Quiet Mode .
  1. Select On or Off .
  1. Click Apply Now.

To turn Quiet Mode on or off from the Embedded Web Server (EWS)

  1. Open the EWS. For more information, see Open the embedded web server on page 65.
  1. Click the Settings tab.
  1. In the Preferences section, select Quiet Mode, and then select On or Off.
  1. Click Apply.

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