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Product Specifications

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Introduction

This document provides technical information about the HP Deskjet 840C, 842C, and 843C printers.

Model numbers and availability

PrinterModel numberAvailability
HP Deskjet 840C C6414A Worldwide
HP Deskjet 842C C6414B North America
HP Deskjet 843C C6414C Europe

Serial number location

The serial number is located on the bottom of the printer.

Product description

HP Deskjet 840C series printers make photo-quality color Inkjet printing fast, easy, and reliable. They provide crisp, laser-sharp, black text and brilliant photo-quality color with HP Color Layering Technology. HP Deskjet 840C series printers provide extraordinary results even on everyday plain paper. It prints on a variety of paper types and sizes, including banners, greeting cards, envelopes, and labels.
The HP Deskjet 840C series printer features are as follows:
  • Laser quality black text and vibrant color graphics.
  • Brilliant photo-quality images on any paper with HP Color Layering Technology.
  • HP Colorsmart - what shows on the screen is what prints.
  • Universal Serial Bus (USB)-capability.

Printer features

Print speed

NOTE: The print speeds may vary, depending on the document, the software program, and the computer settings.

HP Deskjet 840C, 842C, and 843C printers

Document typeDraft modeNormal modeBest mode
Black text 8 ppm 4.6 ppm 4 ppm
Mixed text/color graphics 5 ppm 3.1 ppm 0.8 ppm
4 x 6-inch color photo Not applicable 0.5 ppm 0.25 ppm
Full-page color 1.4 ppm 0.5 ppm 0.2 ppm

Resolution

The resolution, or clarity, of a document is measured by dots-per-inch (dpi). The dpi is the number of dots of ink per inch that the printer places on a page to produce an image. The following describes the HP Deskjet 840C series printer's print quality:
Printing modeResolution
Draft 300 x 300 dpi
Normal 600 x 300 dpi
Best 600 x 600 dpi

Print method

Drop-on-demand thermal Inkjet printing

Printer command language

HP PCL Level 3

Software compatibility

  • Microsoft(R) Windows 3.1x, 95, 98, Me, NT 4.0, and 2000 Professional
  • MS-DOS(R) applications
  • Macintosh operating system 8.6 or above (USB-connect Macintosh only)

Minimum system requirements

Operating systemMinimum recommended system
Microsoft Windows 3.1x Pentium(R) 66 MHz processor

8 MB RAM

40 MB free hard disk space
Microsoft Windows 95 or 98 Pentium 66 MHz processor

16 MB RAM

40 MB free hard disk space
Microsoft Windows Me Pentium 150 MHz processor or greater

32 MB RAM

40 MB free hard-disk space
Microsoft Windows NT 4.0 Pentium 66 MHz processor or greater

32 MB RAM

40 MB free hard-disk space
Microsoft Windows 2000 Professional Pentium 133 MHz processor or greater

64 MB RAM

40 MB free hard-disk space
MS-DOS MS-DOS 3.3 or above

486 processor or greater

4 MB RAM

5 MB free hard-disk space
Macintosh OS 8.6 or above USB-Connect Macintosh only Shared network printing not supported
Networks Shared network printing not supported

Interface and connectivity

  • IEEE 1284 - Centronics parallel compatible
  • Universal Serial Bus (Windows 98 and USB-connect Macintosh)

Recommended cables

A printer cable that supports bidirectional communication (IEEE-1284-compliant), such as the cables listed below, is required:
CablePart number
HP IEEE-1284-compliant parallel interface cable

2-meter length

3-meter length
C2950A

C2951A
HP USB-compliant interface cables

2-meter length
C6518A*
*Available only through an authorized HP Dealer or Reseller

Font information

The following bitmapped internal fonts are supplied for HP Deskjet printers. The default font is portrait-oriented Courier 10 pitch, 12 point, upright, medium-weight. It prints if a font is not selected through a DOS software program.
The following table shows the fonts and their sizes.
Proportionally spaced fonts Point sizes
CG Times 5, 6, 7, 8, 10, 12, 14
CG Times Italic 5, 6, 7, 8, 10, 12, 14
Univers 5, 6, 7, 8, 10, 12, 14
Univers Italic 5, 6, 10, 12
Fixed-pitch fonts Point sizes Pitches
Courier 6, 12, 24 5, 10, 16.67, 20
Courier Italic 6, 12, 24 5, 10, 20
Letter Gothic 6, 12, 24 6, 12, 24
Letter Gothic 4.75, 9.5, 19 16.67
Letter Gothic Italic 6, 12, 24 6, 12, 24
NOTE: Depending on where the printer is purchased, additional symbol sets and fonts may be included on separate DOS character set installation disks.
Click the appropriate language option in the following list to go to that section in this document:

Hebrew

Symbol sets

Symbol nameNumber
Latin/Hebrew ISO-8859/8
PC Hebrew CP-862

Fonts, proportional spaced

Font nameProportionally spaced point sizes
David PS 5, 6, 7, 8, 10, 12, 14
NarkisTam 5, 6, 7, 8, 10, 12, 14
Miriam PS 5, 6, 7, 8, 10, 12, 14
Miriam PS Italic 5, 6, 10, 12

Fonts, fixed space

Font nameFixed spaced point sizes Pitches
Courier 6, 12, and 24 5, 10, 16.67, 20
Courier Italic 6, 12, and 24 5, 10, 20
Miriam 6, 12, and 24 6, 12, 24
Miriam Italic 6, 12, and 24 6, 12, 24
David 6, 12, and 24 5, 10, 16.67, 20

Arabic

Symbol sets

Symbol nameNumber
HP Arabic-8 --
PC Arabic CP-864

Fonts, proportionally spaced

Font nameProportionally spaced point sizes
Ryadh 5, 6, 7, 8, 10, 12, 14

Fonts, fixed spaced

Font NameFixed spaced point sizes Pitches
Naskh 6, 12, 24 5, 10, 20
Naskh 7, 14, 28 8.5, 17
Koufi 6, 12, 24 6, 12, 24

Cyrillic

Symbol sets

Symbol nameNumber
PC-Cyrillic CP-866
Latin Cyrillic ISO-8859/5

Fonts, proportionally spaced

Font nameProportionally spaced point sizes
CG Times 5, 6, 7, 8, 10, 12, 14
CG Times Italic 5, 6, 7, 8, 10, 12, 14
Univers 5, 6, 7, 8, 10, 12, 14
Univers Italic 5, 6, 10, 12

Fonts, fixed spaced

Font nameFixed spaced point sizes Pitches
Courier 6, 12, 24 5, 10, 16.67, 20
Courier Italic 6, 12, 24 5, 10, 20
Letter Gothic 6, 12, 24 6, 12, 24
Letter Gothic Italic 6, 12, 24 6, 12, 24

Greek

Symbol sets

Symbol nameNumber
PC-8 Greek CP-866
Latin/Greek ISO-8859/7

Fonts, proportionally spaced

Font nameProportionally spaced point sizes
CG Times 5, 6, 7, 8, 10, 12, 14
CG Times Italic 5, 6, 7, 8, 10, 12, 14
Univers 5, 6, 7, 8, 10, 12, 14
Univers Italic 5, 6, 10, 12

Fonts, fixed spaced

Font nameFixed spaced point sizes Pitches
Courier 6, 12, 24 5, 10, 16.67, 20
Courier Italic 6, 12, 24 5, 10, 20
Letter Gothic 6, 12, 24 6, 12, 24
Letter Gothic Italic 6, 12, 24 6, 12, 24

Baltic

Symbol sets

Symbol nameNumber
PC Latvian/Russian --
PC Lithuanian/Russian --
PC Lithuanian CP-772

Fonts, proportionally spaced

Font nameProportionally spaced point sizes
CG Times 5, 6, 7, 8, 10, 12, 14
CG Times Italic 5, 6, 7, 8, 10, 12, 14
Univers 5, 6, 7, 8, 10, 12, 14
Univers Italic 5, 6, 10, 12

Fonts, fixed spaced

Font nameFixed spaced point sizes Pitches
Courier 6, 12, 24 5, 10, 16.67, 20
Courier Italic 6, 12, 24 5, 10, 20
Letter Gothic 6, 12, 24 6, 12, 24
Letter Gothic Italic 6, 12, 24 6, 12, 24

Thai

Symbol sets

Symbol nameNumber
TIS TAPIC23

Fonts, fixed spaced

Font nameFixed spaced point sizes Pitches
Thai Courier, Courier Bold, Courier Italic, and Bold Italic 12 10
Thai Courier, Courier Bold, and Courier Italic 10 12
Thai Courier, Courier Bold, and Courier Italic 24 6
Thai Line printer 8.5 16

Paper and other media specifications

Custom size

DimensionMetric sizeEnglish size
Minimum and maximum width 127 to 215 mm 5 to 8.5 inches
Minimum and maximum length 148 to 356 mm 5.83 to 14 inches

Supported paper and paper sizes

Paper typeMetric sizeEnglish size
U.S. Letter 215.9 x 279.4 mm 8.5 x 11.0 inches
Banner U.S. Letter 215.9 x 279.4 mm 8.5 x 11.0 inches
U.S. Legal 215.9 x 279.4 mm 8.5 x 14.0 inches
Executive 184.1 x 266.7 mm 7.25 x 10.50 inches
European A4 210 x 297 mm 8.2 x 11.6 inches
European A5 148 x 210 mm 5.8 x 8.2 inches
Banner European A4 210 x 297 mm 8.2 x 11.6 inches
B5-JIS 182 x 257 mm 7.1 x 10 inches

Supported envelopes and envelope sizes

Envelope typeMetric sizeEnglish size
U.S. No. 10 envelope 104.8 x 241.3 mm 4.13 x 9.50 inches
Invitation A2 envelope 111 x 146 mm 4.37 x 5.75 inches
European DL envelope 220 x 110 mm 8.6 x 4.3 inches
European C6 envelope 114 x 162 mm 4.4 x 6.3 inches

Supported cards and card sizes

Card typeMetric sizeEnglish size
Index card 76 x 127 mm 3 x 5 inches
Index card 102 x 152 mm 4 x 6 inches
Index card 127 x 203 mm 5 x 8 inches
European A6 card 105 x 148 mm 4.1 x 5.8 inches
Japanese Hagaki Postcard 100 x 148 mm 3.9 x 5.8 inches

Supported paper and other media

The following list shows the paper and other types of media that are available from printer settings.
Paper or media typeDescription
Plain paper --
Inkjet paper HP Bright White paper

HP Premium Inkjet paper

HP Premium Inkjet Heavyweight paper

Other Inkjet paper
Photo paper HP Photo paper

HP Premium Photo paper

Other photo paper
Transparency film HP Premium Inkjet transparency film

HP Premium Inkjet rapid-dry transparencies

other transparency films
Specialty paper HP Banner paper

HP Greeting Card paper

HP Glossy Greeting Card paper

HP Felt-textured Greeting Card paper

HP Professional Brochure and Flyer paper

HP Iron-On T-shirt transfers

HP Restickables

other specialty papers

Paper handling information

Paper typeQuantity
Sheets Up to 100 sheets
Banners Up to 20 sheets
Envelopes Up to 15 envelopes
Cards Up to 30 cards
Transparencies Up to 25 sheets
Labels and stickers Up to 20 sheets specifically designed for use with HP Inkjet printers. Use only U.S. letter-sized or A4-sized sheets.
Out tray capacity Up to 50 sheets

Supported paper and media weights

Paper or media typeWeight
Paper 60 to 90 g/m squared (16 to 24 pounds)
Envelopes 75 to 90 g/m squared (20 to 24 pounds)
Index cards 110 to 200 g/m squared, 0.3 mm maximum thickness (110 pounds maximum, 0.012-inch maximum thickness)
Banners 75 g/m squared (20 pounds)

Ink cartridge information

CartridgePart number
HP black print cartridge HP C6615 series
HP color print cartridge HP C6625 series

Memory information

DescriptionSpecification
Built-In RAM 2 MB
Receiver buffer 48 KB

Performance information

Print quality

DescriptionSpecification
Black print quality Up to 600 dpi with black pigmented ink
Color print quality HP Color Layering Technology

Duty cycle

1,000 pages per month

Physical specifications

CategorySpecification
Width 446 mm (17.5 inches)
Depth 355 mm (13.8 inches)
Height 185 mm (7.2 inches)
Net weight 5.5 kg (12 lbs) (excluding power supply and pens)

Electrical specifications

NOTE: The HP Deskjet automatically accommodates the worldwide range of AC line voltages and frequencies. There is no on/off switch on the power adapter.
CategorySpecification
Input voltage 100 to 240 volt ac (VAC) (+/- 10%)
Input frequency 50 to 60 Hertz (Hz) (+/- 3 Hz)
Power consumption (maximum) 5 watts maximum when off 5 watts minimum non-printing 20 to 30 watts maximum average printing

Environmental specifications

AttributesSpecification
Operating temperature 5 degrees Celsius (C) to 40 degrees C (41 degrees Fahrenheit (F) to 104 degrees F)
Recommended operating temperature 15 degrees C to 35 degrees C (59 degrees F to 95 degrees F) 20% to 80% RH noncondensing
Storage temperature -40 degrees C to 60 degrees C (-40 degrees F to 140 degrees F)
Humidity 15 to 80% RH non-condensing
Noise levels per ISO 9296Normal mode
Sound power 5.5 B in Normal mode
Sound pressure 42 dB in Normal mode

General warranty statement

HP productWarranty duration
Ink cartridges End of Life/Date

Stamped
  • Software: North America/Canada only Asia Pacific, Europe, and Latin America
90 days

One year
  • Printer North America/Canada only Asia Pacific, Europe, and Latin America
90 days

One year

Safety certifications

CategorySpecification
Safety Certifications (All certifications may not be listed). NOM (Mexico)

SACI (China)

EMSD (Hong Kong)

ZIK (Croatia)

MEE (Hungary),

PCBC (Poland)

GOST(Russia)

EVPU (Slovakia)

SIQ (Slovenia)

Safety (Ukraine)

SABS (South Africa)
EMC Certifications C-tick (Australia)

EMC (Canada)

VCCI (Japan)

RRL (Korea)

MOC (New Zealand)

FCC (USA)

CE (European Union)

ZIK (Croatia)

HIF (Hungary)

PCBC (Poland)

GOST (Russia)

EVPU (Slovakia)

SIQ (Slovenia)

EMC (Ukraine, Kosovo, Montenegro, Serbia)

SABS (South Africa)

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