Reproduction, adaptation, or translation without
prior written permission is prohibited, except as
allowed under the copyright laws.
The information contained herein is subject to
change without notice.
The only warranties for HP products and
services are set forth in the express warranty
statements accompanying such products and
services. Nothing herein should be construed as
constituting an additional warranty. HP shall not
be liable for technical or editorial errors or
omissions contained herein.
Edition 1, 9/2017
Adobe®, Adobe Photoshop®, Acrobat®, and
PostScript
®
are trademarks of Adobe Systems
Incorporated.
Apple and the Apple logo are trademarks of
Apple Inc., registered in the U.S. and other
countries.
OS X is a trademark of Apple Inc., registered in
the U.S. and other countries.
AirPrint is a trademark of Apple Inc., registered in
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Google™ is a trademark of Google Inc.
Microsoft®, Windows®, Windows® XP, and
Windows Vista® are U.S. registered trademarks
of Microsoft Corporation.
UNIX® is a registered trademark of The Open
Group.
Printer front view ................................................................................................................................................. 3
Printer back view and interface ports ............................................................................................................... 4
Supported operating systems ......................................................................................................................... 10
Mobile printing solutions .................................................................................................................................. 12
Power consumption, electrical specications, and acoustic emissions .................................................... 14
Operating environment range ......................................................................................................................... 14
Printer hardware setup and software installation ............................................................................................................ 15
2 Paper trays .............................................................................................................................................................................................. 17
Load paper to Tray 1 (multipurpose tray) .......................................................................................................................... 18
Tray 1 paper orientation ................................................................................................................................... 19
Use alternative letterhead mode .................................................................................................................... 24
Enable Alternative Letterhead Mode by using the printer control-panel menus ............... 24
Load paper to Tray 2 ............................................................................................................................................................. 25
Tray 2 and the 550-sheet trays paper orientation ...................................................................................... 27
Use alternative letterhead mode .................................................................................................................... 31
Enable Alternative Letterhead Mode by using the printer control-panel menus ............... 31
Load the 4,000-sheet high-capacity input (HCI) tray ....................................................................................................... 32
HCI paper orientation ........................................................................................................................................ 34
Use alternative letterhead mode .................................................................................................................... 35
Enable Alternative Letterhead Mode by using the printer control-panel menus ............... 36
ENWWiii
Load and print envelopes ..................................................................................................................................................... 37
Congure stapling (785zs model only) .............................................................................................................................. 41
Congure the default staple location ............................................................................................................. 41
Congure the operation mode ........................................................................................................................ 42
3 Supplies, accessories, and parts .......................................................................................................................................................... 45
Order supplies, accessories, and parts ............................................................................................................................... 46
Supplies and accessories ................................................................................................................................. 46
Customer self-repair parts ............................................................................................................................... 47
Replace the cartridges ........................................................................................................................................................... 50
Cartridge information ....................................................................................................................................... 50
Remove and replace the cartridges ................................................................................................................ 51
Replace the service uid container ..................................................................................................................................... 54
Remove and replace the service uid container ........................................................................................... 54
Replace the staple cartridge (785zs model only) ............................................................................................................. 58
How to print (Windows) .................................................................................................................................... 62
Automatically print on both sides (Windows) ............................................................................................... 62
Manually print on both sides (Windows) ........................................................................................................ 63
Print multiple pages per sheet (Windows) .................................................................................................... 63
Select the paper type (Windows) .................................................................................................................... 64
How to print (OS X) ............................................................................................................................................ 66
Automatically print on both sides (OS X) ....................................................................................................... 66
Manually print on both sides (OS X) ................................................................................................................ 66
Print multiple pages per sheet (OS X) ............................................................................................................ 67
Select the paper type (OS X) ............................................................................................................................ 67
Store print jobs on the printer to print later or print privately ........................................................................................ 68
Create a stored job (Windows) ......................................................................................................................... 68
Create a stored job (OS X) ................................................................................................................................. 69
Print a stored job ............................................................................................................................................... 70
Delete a stored job ............................................................................................................................................ 70
Delete a job that is stored on the printer .................................................................................. 70
Change the job storage limit ....................................................................................................... 70
Information sent to printer for Job Accounting purposes ........................................................................... 71
Mobile printing ........................................................................................................................................................................ 72
Wi-Fi Direct and NFC Connect and Print ......................................................................................................... 72
HP ePrint via email ............................................................................................................................................ 73
HP ePrint software ............................................................................................................................................ 74
Print from the USB port ........................................................................................................................................................ 76
Enable the USB port for printing ..................................................................................................................... 76
Print USB documents ........................................................................................................................................ 77
Make a copy ............................................................................................................................................................................. 80
Copy on both sides (duplex) ................................................................................................................................................. 82
Set up Scan to Email .............................................................................................................................................................. 86
Before you begin ................................................................................................................................................ 86
Step one: Access the HP Embedded Web Server (EWS) .............................................................................. 86
Step two: Congure the Network Identication settings ............................................................................ 87
Step three: Congure the Scan to Email feature .......................................................................................... 88
Method one: Basic conguration using the Email Setup Wizard ........................................... 88
Method two: Advanced conguration using the Email Setup ................................................ 92
Step four: Congure the Quick Sets (optional) .............................................................................................. 96
Step ve: Set up Scan to Email to use Oice 365 Outlook (optional) ....................................................... 97
Congure the outgoing email server (SMTP) to send an email from an Oice 365
Outlook account ............................................................................................................................ 97
ENWWv
Set up Scan to Network Folder ............................................................................................................................................ 99
Before you begin ................................................................................................................................................ 99
Step one: Access the HP Embedded Web Server ......................................................................................... 99
Step two: Set up Scan to Network Folder .................................................................................................... 100
Method one: Use the Scan to Network Folder Wizard .......................................................... 100
Method two: Use Scan to Network Folder Setup ................................................................... 101
Step one: Begin the conguration ....................................................................... 101
Step two: Congure the Scan to Network Folder settings .............................. 101
Step three: Complete the conguration ............................................................. 109
Set up Scan to USB Drive .................................................................................................................................................... 110
Step one: Access the HP Embedded Web Server ....................................................................................... 110
Step two: Enable Scan to USB Drive ............................................................................................................. 111
Step three: Congure the Quick Sets (optional) ......................................................................................... 111
Default scan settings for Scan to USB Drive setup .................................................................................... 112
Default le settings for Scan to USB Drive setup ....................................................................................... 112
Set up Scan to SharePoint® (Flow models only) ............................................................................................................. 114
Before you begin ............................................................................................................................................. 114
Step one: Access the HP Embedded Web Server (EWS) ........................................................................... 114
Step two: Enable Scan to SharePoint® and create a Scan to SharePoint Quick Set ............................. 115
Quick set scan settings and options for Scan to SharePoint® ................................................................. 116
Scan to email ........................................................................................................................................................................ 119
Scan to email ................................................................................................................................................... 119
Scan to network folder ....................................................................................................................................................... 122
Scan to network folder ................................................................................................................................... 122
Scan to USB drive ................................................................................................................................................................. 124
Scan to USB drive ............................................................................................................................................ 124
Scan to SharePoint .............................................................................................................................................................. 126
Scan to SharePoint .......................................................................................................................................... 126
Scan to job storage .............................................................................................................................................................. 128
Scan to job storage on the printer ................................................................................................................ 128
Print from job storage on the printer ........................................................................................................... 130
HP JetAdvantage business solutions ................................................................................................................................ 131
Set up fax .............................................................................................................................................................................. 134
Send a fax ............................................................................................................................................................................. 138
Other Links list ............................................................................................................................ 150
Create a Quick Set ................................................................................................................................................................ 151
View or change network settings ................................................................................................................. 161
Rename the printer on a network ................................................................................................................ 161
Manually congure IPv4 TCP/IP parameters from the control panel ..................................................... 162
ENWWvii
Manually congure IPv6 TCP/IP parameters from the control panel ..................................................... 162
Link speed and duplex settings .................................................................................................................... 163
Printer security features ..................................................................................................................................................... 164
Assign an administrator password ............................................................................................................... 164
IP Security ......................................................................................................................................................... 165
Lock the formatter .......................................................................................................................................... 165
Encryption support: HP High Performance Secure Hard Disks ................................................................ 165
Set the sleep timer and congure the printer to use 1 watt or less of power ...................................... 166
Set the sleep schedule ................................................................................................................................... 166
HP Web Jetadmin ................................................................................................................................................................. 168
Software and rmware updates ........................................................................................................................................ 169
Customer support ................................................................................................................................................................ 172
Control panel help system ................................................................................................................................................. 173
A “Cartridge is low” or “Cartridge is very low” message displays on the printer control panel ............................... 175
Change the “Very Low” settings ................................................................................................................... 175
For printers with fax capability ................................................................................................. 175
Order supplies .................................................................................................................................................. 176
Printer does not pick up paper or misfeeds .................................................................................................................... 177
The printer does not pick up paper .............................................................................................................. 177
The printer picks up multiple sheets of paper ............................................................................................ 179
The document feeder jams, skews, or picks up multiple sheets of paper ............................................ 183
Clear paper jams .................................................................................................................................................................. 184
Paper jam locations ........................................................................................................................................ 185
Auto-navigation for clearing paper jams ..................................................................................................... 186
Experiencing frequent or recurring paper jams? ....................................................................................... 186
Clear paper jams in the document feeder ................................................................................................... 187
Clear paper jams in Tray 1 ............................................................................................................................. 189
Clear paper jams in Tray 2 ............................................................................................................................. 192
viiiENWW
Clear paper jams in Tray 3 ............................................................................................................................. 194
Clear paper jams in the output bin ............................................................................................................... 198
Clear paper jams in the duplexer .................................................................................................................. 200
Clear paper jams in the 3x550-sheet trays ................................................................................................ 201
Clear paper jams in the 4,000-sheet high-capacity input (HCI) tray ....................................................... 204
Clear paper jams in the inner nisher (785zs model only) ....................................................................... 208
Clear staple jams (785zs model only) ......................................................................................................... 210
Check the cartridge status ............................................................................................................................. 212
Update the printer rmware .......................................................................................................................... 213
Change the print quality setting ................................................................................................................... 213
Print from a dierent software program .................................................................................................... 213
Check paper and quality settings ................................................................................................................. 213
Check grayscale and black settings ............................................................................................................. 214
Adjust color settings (Windows) ................................................................................................................... 214
Check paper and the printing environment ................................................................................................ 215
Step one: Use paper that meets HP specications ............................................................... 215
Step two: Check the environment ............................................................................................ 215
Visually inspect the cartridge ........................................................................................................................ 216
Clean the printer .............................................................................................................................................. 217
Print and interpret the Print Quality Report ........................................................................... 217
Clean the printhead .................................................................................................................... 217
Clean the rollers .......................................................................................................................... 218
Try a dierent print driver .............................................................................................................................. 218
Check the scanner glass for dirt and smudges .......................................................................................... 220
Calibrate the scanner ...................................................................................................................................... 221
Check the paper settings ............................................................................................................................... 222
Check the paper selection options ........................................................................................... 222
Check the image-adjustment settings ........................................................................................................ 222
Optimize copy quality for text or pictures ................................................................................................... 223
Check the scanner glass for dirt and smudges .......................................................................................... 230
Check the send-fax resolution settings ....................................................................................................... 231
Check the image-adjustment settings ........................................................................................................ 232
Optimize fax quality for text or pictures ...................................................................................................... 232
Check the error-correction settings ............................................................................................................. 232
Check the t-to-page setting ........................................................................................................................ 233
Clean the pickup rollers and separation pad in the document feeder .................................................... 233
Send to a dierent fax machine .................................................................................................................... 235
Check the sender's fax machine ................................................................................................................... 235
Checklist for solving fax problems ............................................................................................................... 242
What type of phone line are you using? ................................................................................. 242
Are you using a surge-protection device? .............................................................................. 242
Are you using a phone company voice-messaging service or an answering machine? . 242
Does your phone line have a call-waiting feature? ............................................................... 243
Check fax accessory status ....................................................................................................... 243
General fax problems ..................................................................................................................................... 244
The fax failed to send ................................................................................................................ 244
An Out of Memory status message displays on the printer control panel ........................ 244
Print quality of a photo is poor or prints as a gray box ........................................................ 244
You touched the Stop button to cancel a fax, but the fax was still sent ............................ 244
No fax address book button displays ...................................................................................... 244
xENWW
Not able to locate the Fax settings in HP Web Jetadmin ...................................................... 244
The header is appended to the top of the page when the overlay option is enabled ..... 244
A mix of names and numbers is in the recipients box .......................................................... 244
A one-page fax prints as two pages ........................................................................................ 244
A document stops in the document feeder in the middle of faxing ................................... 245
The volume for sounds coming from the fax accessory is too high or too low ............... 245
Index ........................................................................................................................................................................................................... 247
ENWWxi
xiiENWW
1Printer overview
●
Caution icons
●
Printer views
●
Printer specications
●
Printer hardware setup and software installation
For more information:
The following information is correct at the time of publication. For current information, see www.hp.com/
support/pwcolor780MFP or www.hp.com/support/pwcolor785MFP.
HP's all-inclusive help for the printer includes the following information:
●
Install and congure
●
Learn and use
●
Solve problems
●
Download software and rmware updates
●
Join support forums
●
Find warranty and regulatory information
ENWW1
Caution icons
CAUTION: Sharp edge in close proximity.
CAUTION: Keep body parts away from moving parts.
CAUTION: Hot surface.
CAUTION: Electrical shock.
2Chapter 1 Printer overviewENWW
Printer views
2
35678910
1
1615
131412
17
18
4
11
●
Printer front view
●
Printer back view and interface ports
●
Control-panel view
Printer front view
1Left door
2Easy-access USB printing port
3Scanner assembly
4Hardware integration pocket (for connecting accessories and third-party devices)
5Control panel with color touchscreen display (tilts up for easier viewing)
6Keyboard (785f and 785zs models only. Push the keyboard in until it clicks, and then pull the keyboard out to use it.)
CAUTION: Close the keyboard when it is not in use.
7Document-feeder cover (access for clearing jams)
8Document-feeder input tray
9Document-feeder output bin and output bin stop
10Document-feeder output extensions
11Output bin and output bin stop
12Right door (access for clearing jams)
13Duplexer
14Serial number and product number label
15On/O button
16Tray 2
ENWWPrinter views3
17Front door (access to the cartridges)
1
34562
4
1
2
5
3
18Service uid container
Printer back view and interface ports
1Stapler cover
2Power connection
3Formatter plate (contains the interface ports)
4Access door to interface ports and cable lock slot
5Tray 1 (multipurpose tray)
6Tray 1 extension
The printer includes the following interface ports.
1Host USB port for connecting external USB devices (this port might be covered)
NOTE: For easy-access USB printing, use the USB port near the control panel.
4Chapter 1 Printer overviewENWW
2Local area network (LAN) Ethernet (RJ-45) network port
34
2
1
5 6 7
8
9
10
12
13
11
3Hi-Speed USB 2.0 printing port
4Fax port (fax models only)
5Cable lock slot
Control-panel view
The Home screen provides access to the printer features and indicates the current status of the printer.
Return to the Home screen at any time by selecting the Home button.
NOTE:The features that appear on the Home screen can vary, depending on the printer conguration.
1
Home button
2Applications areaSelect any of the icons to open the application. Swipe the screen sideways to access more applications.
3Reset buttonSelect the Reset button to clear changes, release the printer from a paused state, reset the copy count
4Sign In or Sign Out button Select the Sign In button to access secured features.
Select the Home button to return to the Home screen.
NOTE: The available applications vary by printer. The administrator can congure which applications
appear and the order in which they appear.
eld, display hidden errors, and restore the default settings (including the language and keyboard
layout).
Select the Sign Out button to sign out of the printer. The printer restores all options to the default
settings.
NOTE: This button displays only if the administrator has congured the printer to require permission
for access to features.
ENWWPrinter views5
5
Information button
Select the information button to access a screen that provides access to several types of printer
information. Select the buttons at the bottom of the screen for the following information:
●
Display Language: Change the language setting for the current user session.
●
Sleep Mode: Place the printer into sleep mode.
●
Wi-Fi Direct: View information for how to connect directly to the printer using a phone, tablet, or
other device with Wi-Fi.
●
Wireless: View or change wireless connection settings (for the z model and for the dn and f
models only when an optional wireless accessory is installed).
●
Ethernet: View or change Ethernet connection settings.
●
HP Web Services: View information to connect and print to the printer using HP Web Services
(ePrint).
●
Fax Number: View the printer fax number (fax models only).
6
Help button
7Current timeDisplays the current time.
8Copy buttonSelect the Copy button to start a copy job.
9Copy countThe copy count indicates the number of copies that the printer is set to make.
10Home-screen page
indicator
11Keyboard
(Flow models only)
12Easy-access USB portInsert a USB ash drive for printing or scanning without a computer or to update the printer rmware.
13Hardware integration
pocket (HIP)
Select the Help button to open the embedded help system.
Indicates the number of pages on the Home screen or in an application. The current page is highlighted.
Swipe the screen sideways to scroll between pages.
Flow models include a physical keyboard. The keys are mapped to a language in the same way the
virtual keyboard on the printer touchscreen is mapped. Whenever the keyboard layout for the virtual
keyboard changes, the keys on the physical keyboard are remapped to match the new settings.
NOTE: In some locations, the printer comes with adhesive keyboard overlays to customize the keys
for dierent languages.
NOTE: An administrator must enable this port before using for print or scan features. A rmware
upgrade does not require that the port be enabled.
For connecting accessory and third-party devices.
6Chapter 1 Printer overviewENWW
How to use the touchscreen control panel
Use the following actions to use the printer touchscreen control panel.
ActionDescriptionExample
TouchTouch an item on the screen to select that item
or open that menu. Also, when scrolling through
menus, briey touch the screen to stop the
scrolling.
SwipeTouch the screen and then move your nger
horizontally to scroll the screen sideways.
ScrollTouch the screen and then move your nger
vertically to scroll the screen up and down. When
scrolling through menus, briey touch the screen
to stop the scrolling.
Touch the Settings icon to open the Settings app.
Swipe until the Settings app displays.
Scroll through the Settings app.
ENWWPrinter views7
Printer specications
IMPORTANT:The following specications are correct at the time of publication, but they are subject to change.
For current information, see www.hp.com/support/pwcolor780MFP or www.hp.com/support/pwcolor785MFP.
●
Technical specications
●
Supported operating systems
●
Mobile printing solutions
●
Printer dimensions
●
Power consumption, electrical specications, and acoustic emissions
●
Operating environment range
Technical specications
Model name
Product number
Paper handlingTray 1 (100-sheet capacity)
Tray 2 (550-sheet capacity)
550-sheet paper tray
NOTE: The printer supports one optional
input accessory.
550-sheet paper tray and standOptionalOptionalOptional
300-sheet inner nisher with staplerNot supportedNot supported
Automatic duplex printing
Connectivity10/100/1000 Ethernet LAN connection with
IPv4 and IPv6
Hi-Speed USB 2.0
Easy-access USB port for printing and
scanning without a computer and upgrading
the rmware
780dn
J7Z09A
OptionalOptionalOptional
785f
J7Z11A
785zs
J7Z12A
Hardware integration pocket (HIP) for
connecting accessories and third-party
devices
Wireless network connectivityOptionalOptional
HP Internal USB portsOptionalOptionalOptional
HP Jetdirect 3000w NFC/Wireless Accessory
for printing from mobile devices
HP Jetdirect 2900nw Print Server Accessory
for wireless connectivity
OptionalOptionalOptional
OptionalOptionalOptional
8Chapter 1 Printer overviewENWW
Model name
780dn
785f
785zs
Product number
HP Foreign Interface Harness (FIH)OptionalOptionalOptional
Memory320 GB HP High-Performance Secure Hard
Disk
Base memory: 3 GB, expandable to 4 GB by
adding DIMM memory module
Base memory: 4.5 GB, future rmware
updates may support 5.5 GB by adding DIMM
memory module
HP Secure High Performance Hard Disk Drive
(FIPS)
Control-panel display
and input
Retractable keyboardNot supported
PrintPrints 45 pages per minute (ppm) on A4 and
Prints 55 ppm on A4 and letter-size paper in
Color touchscreen control panel
letter-size paper in Professional mode.
Prints 65 ppm on A4 and letter-size paper in
General Oice mode.
Professional mode.
J7Z09A
Not supported
OptionalOptionalOptional
J7Z11A
Not supportedNot supported
J7Z12A
Prints 75 ppm on A4 and letter-size paper in
General Oice mode.
Easy-access USB printing (no computer
required)
Store jobs in the printer memory to print later
or print privately
FaxOptional
Copy and scanCopies at speeds of up to 45 ppm on A4 and
letter-size paper.
Copies at speeds of up to 55 ppm on A4 and
letter-size paper.
200-page document feeder with dual-head
scanning for single-pass duplex copying and
scanning
HP EveryPage Technologies including
ultrasonic multi-feed detection
Embedded optical character recognition (OCR)
provides the ability to convert printed pages
into text that can be edited or searched using
a computer.
SMART Label feature provides paper-edge
detection for automatic page cropping
Not supported
Not supported
Not supported
Automatic page orientation for pages that
have at least 100 characters of text.
Not supported
ENWWPrinter specications9
Model name
780dn
785f
785zs
Product number
Automatic tone adjustment sets contrast,
brightness, and background removal for each
page.
Digital SendScan to E-mail, Scan to USB Drive, and Scan
to Network Folder
Scan to SharePoint®Not supported
J7Z09A
Not supported
Supported operating systems
Linux: For information and print drivers for Linux, go to www.hp.com/go/linuxprinting.
UNIX: For information and print drivers for UNIX®, go to www.hp.com/go/unixmodelscripts.
The following information applies to the printer-specic Windows PCL 6, HP print drivers for OS X, and to the
software installer.
Windows: Download HP Easy Start from 123.hp.com/PageWide to install the HP print driver. Or go to the printersupport website for this printer: www.hp.com/support/pwcolor780MFP or www.hp.com/support/
pwcolor785MFP to download the print driver or the software installer to install the HP print driver.
OS X: Mac computers are supported with this printer. Download HP Easy Start from 123.hp.com/PageWide to
install the HP print driver.
J7Z11A
J7Z12A
1.Go to 123.hp.com/PageWide.
2.Follow the steps provided to download the printer software.
Table
1-1 Supported operating systems and print drivers
Operating systemPrint driver installed (from the software on
the web)
Windows® XP SP3, 32-bit
Windows Vista®, 32-bit
Windows 7, 32-bit and 64-bitThe “HP PCL 6” printer-specic print driver is
Windows 8, 32-bit and 64-bitThe “HP PCL 6” printer-specic print driver is
The “HP PCL.6” printer-specic print driver is
installed for this operating system as part of
the software installation.
The “HP PCL.6” printer-specic print driver is
installed for this operating system as part of
the software installation.
installed for this operating system as part of
the software installation.
installed for this operating system as part of
the software installation.
Notes
Microsoft retired mainstream support for
Windows XP in April 2009. HP will continue
to provide best eort support for the
discontinued XP operating system. Some
features and page sizes in the print driver
are not supported.
Microsoft retired mainstream support for
Windows Vista in April 2012. HP will
continue to provide best eort support for
the discontinued Vista operating system.
Some features and page sizes in the print
driver are not supported.
Windows 8 RT support is provided through
Microsoft IN OS Version 4, 32-bit driver.
10Chapter 1 Printer overviewENWW
Table 1-1 Supported operating systems and print drivers (continued)
Operating systemPrint driver installed (from the software on
the web)
Windows 8.1, 32-bit and 64-bitThe “HP PCL-6” V4 printer-specic print
driver is installed for this operating system
as part of the software installation.
Windows 10, 32-bit and 64-bitThe “HP PCL-6” V4 printer-specic print
driver is installed for this operating system
as part of the software installation.
Windows Server 2008 SP2, 32-bitThe “HP PCL.6” printer-specic print driver is
available for download from the printersupport website. Download the driver, and
then use the Microsoft Add Printer tool to
install it.
Windows Server 2008 SP2, 64-bitThe “HP PCL 6” printer-specic print driver is
available for download from the printersupport website. Download the driver, and
then use the Microsoft Add Printer tool to
install it.
Windows Server 2008 R2, SP 1, 64-bitThe “HP PCL 6” printer-specic print driver is
available for download from the printersupport website. Download the driver, and
then use the Microsoft Add Printer tool to
install it.
Notes
Windows 8.1 RT support is provided through
Microsoft IN OS Version 4, 32-bit driver.
Microsoft retired mainstream support for
Windows Server 2008 in January 2015. HP
will continue to provide best eort support
for the discontinued Server 2008 operating
system. Some features and page sizes in
the print driver are not supported.
Microsoft retired mainstream support for
Windows Server 2008 in January 2015. HP
will continue to provide best eort support
for the discontinued Server 2008 operating
system.
Windows Server 2012, 64-bitThe PCL 6 printer-specic print driver is
available for download from the printersupport website. Download the driver, and
then use the Microsoft Add Printer tool to
install it.
Windows Server 2012 R2, 64-bitThe PCL 6 printer-specic print driver is
available for download from the printersupport website. Download the driver, and
then use the Microsoft Add Printer tool to
install it.
Windows Server 2016, 64-bitThe PCL 6 printer-specic print driver is
available for download from the printersupport website. Download the driver, and
then use the Microsoft Add Printer tool to
install it.
OS X 10.11 El Capitan, OS X 10.12 SierraDownload HP Easy Start from 123.hp.com/
PageWide, and then use it to install the print
driver.
NOTE:Supported operating systems can change. For a current list of supported operating systems, go to
www.hp.com/support/pwcolor780MFP or www.hp.com/support/pwcolor785MFP for HP's all-inclusive help for
the printer.
NOTE:For details on client and server operating systems and for HP UPD driver support for this printer, go to
www.hp.com/go/upd. Under Additional information, click the links.
ENWWPrinter specications11
Table 1-2 Minimum system requirements
WindowsOS X
●
Internet connection
●
Dedicated USB 1.1 or 2.0 connection or a network connection
●
400 MB of available hard-disk space
●
1 GB RAM (32-bit) or 2 GB RAM (64-bit)
Mobile printing solutions
HP oers multiple mobile and ePrint solutions to enable easy printing to an HP printer from a laptop, tablet,
smartphone, or other mobile device. To see the full list and to determine the best choice, go to www.hp.com/go/
MobilePrinting.
NOTE:Update the printer rmware to ensure all mobile printing and ePrint capabilities are supported.
●
Wi-Fi Direct (wireless models only, with HP Jetdirect 3000w NFC Wireless accessory installed)
●
Wireless Station (wireless models only, with HP Jetdirect 3000w NFC Wireless accessory or HP 2900nw
wireless print server installed)
●
HP ePrint via email (Requires HP Web Services to be enabled and the printer to be registered with
HP Connected)
●
HP ePrint app (Available for Android and iOS)
●
Internet connection
●
Dedicated USB 1.1 or 2.0 connection or a network connection
●
1 GB of available hard-disk space
●
HP ePrint software
●
Google Cloud Print
●
AirPrint
●
Android Printing
●
Windows 10 Printing
Printer dimensions
NOTE:These values are subject to change. For current information, go to www.hp.com/support/
pwcolor780MFP or www.hp.com/support/pwcolor785MFP.
Table 1-3 Dimensions for base models (780dn, 785f)
Printer fully closedPrinter fully opened
Height682 mm (26.9 in)995 mm (39.2 in)
Depth628 mm (24.7 in)1027 mm (40.4 in)
Width604 mm (23.8 in)1530 mm (60.2 in)
Weight (with cartridges)68 kg (149.9 lb)
12Chapter 1 Printer overviewENWW
Table 1-4 Dimensions for 785zs
Printer fully closedPrinter fully opened
Height1222 mm (48.1 in)1535 mm (60.4 in)
Depth685 mm (27 in)1027 mm (40.4 in)
Width604 mm (23.8 in)1530 mm (60.2 in)
Weight (with cartridges)122 kg (269 lb)
Table 1-5 Dimensions for the 1x550-sheet paper feeder
Printer fully closedPrinter fully opened
Height117 mm (4.6 in)117 mm (4.6 in)
Depth520 mm (20.5 in)685 mm (27 in)
Width600 mm (23.6 in)600 mm (23.6 in)
Weight (with cartridges)9.5 kg (21 lb)
Table 1-6 Dimensions for the 1x550-sheet paper feeder with stand
Accessory fully closedAccessory fully opened
Height436 mm (17.2 in)436 mm (17.2 in)
Depth520 mm (20.5 in)685 mm (27 in)
Width600 mm (23.6 in)600 mm (23.6 in)
Weight28.6 kg (63 lb)
Table 1-7 Dimensions for the 3x550-sheet paper feeder with stand
Printer fully closedPrinter fully opened
Height436 mm (17.2 in)436 mm (17.2 in)
Depth520 mm (20.5 in)685 mm (27 in)
Width600 mm (23.6 in)600 mm (23.6 in)
Weight34 kg (75 lb)
Table 1-8 Dimensions for the 4,000-sheet HCI with stand
Accessory fully closedAccessory fully opened
Height436 mm (17.2 in)436 mm (17.2 in)
Depth520 mm (20.5 in)685 mm (27 in)
Width600 mm (23.6 in)600 mm (23.6 in)
Weight41.3 kg (91 lb)
ENWWPrinter specications13
Power consumption, electrical specications, and acoustic emissions
See www.hp.com/support/pwcolor780MFP or www.hp.com/support/pwcolor785MFP for current information.
Operating environment range
Table 1-9 Operating environment range
EnvironmentRecommendedAllowed
Temperature17° to 25°C (62.6° to 77°F)15° to 30°C (59° to 86°F)
Relative humidity30% to 70% relative humidity (RH)10% to 80% RH
AltitudeNot applicable0 to 3048 m (0 to 10,000 ft)
14Chapter 1 Printer overviewENWW
Printer hardware setup and software installation
For basic setup instructions, see the Hardware Installation Guide that came with the printer. For additional
instructions, go to HP support on the Web.
Go to www.hp.com/support/pwcolor780MFP or www.hp.com/support/pwcolor785MFP for HP's all-inclusive help
for the printer. Find the following support:
●
Install and congure
●
Learn and use
●
Solve problems
●
Download software and rmware updates
●
Join support forums
●
Find warranty and regulatory information
ENWWPrinter hardware setup and software installation15
16Chapter 1 Printer overviewENWW
2Paper trays
●
Load paper to Tray 1 (multipurpose tray)
●
Load paper to Tray 2
●
Load the 4,000-sheet high-capacity input (HCI) tray
●
Load and print envelopes
●
Load and print labels
●
Congure stapling (785zs model only)
For more information:
The following information is correct at the time of publication. For current information, see www.hp.com/
support/pwcolor780MFP or www.hp.com/support/pwcolor785MFP.
HP's all-inclusive help for the printer includes the following information:
●
Install and congure
●
Learn and use
●
Solve problems
●
Download software and rmware updates
●
Join support forums
●
Find warranty and regulatory information
ENWW17
Load paper to Tray 1 (multipurpose tray)
Introduction
CAUTION:Do not extend more than one paper tray at a time. Do not use paper tray as a step. Keep hands out
of paper trays when closing. All trays must be closed when moving the printer.
The following information describes how to load paper in Tray 1. The tray holds up to 100 sheets of 75 g/m2 (20
lb) paper or 14 envelopes.
CAUTION:To avoid jams, never add or remove paper from Tray 1 during printing.
1.Open Tray 1.
NOTE:To print on longer paper, such as legal-
size, pull out the Tray 1 extension.
2.Adjust the paper-width guides to the size of the
paper being used.
18Chapter 2 Paper traysENWW
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