User Guide
HP PageWide Enterprise Color MFP 780
HP PageWide Enterprise Color Flow MFP 785
HP PageWide Color MFP 774
HP PageWide Color MFP 779
www.hp.com/videos/PageWide
www.hp.com/support/pwcolor780MFP
www.hp.com/support/pwcolor785MFP
www.hp.com/support/colorpw774MFP
www.hp.com/support/colorpw779MFP
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HP PageWide Enterprise Color MFP 780, 785,
HP PageWide Color MFP 774, 779
User Guide
Copyright and License
© Copyright 2020 HP Development Company,
L.P.
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 6, 12/2020
Trademark Credits
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.
macOS is a trademark of Apple Inc., registered in
the U.S. and other countries.
AirPrint is a trademark of Apple Inc., registered in
the U.S. and other countries.
Google™ is a trademark of Google Inc.
Microsoft®, Windows®, and Windows Server® are
U.S. registered trademarks of Microsoft
Corporation.
UNIX
®
is a registered trademark of The Open
Group.
Table of contents
1 Printer overview ........................................................................................................................................................................................ 1
Caution icons ............................................................................................................................................................................. 1
Potential shock hazard ............................................................................................................................................................ 2
Printer views .............................................................................................................................................................................. 4
Printer specications ............................................................................................................................................................. 19
Printer hardware setup and software installation ............................................................................................................ 29
2 Paper trays .............................................................................................................................................................................................. 31
Load paper to Tray 1 (multipurpose tray) .......................................................................................................................... 32
Load paper to Tray 2 ............................................................................................................................................................. 39
Load the 4,000-sheet high-capacity input (HCI) tray ....................................................................................................... 47
Load and print envelopes ..................................................................................................................................................... 53
Load and print labels ............................................................................................................................................................. 55
Congure inner nisher stapling (774dns, 779dns, 780dns, and 785zs model only) ............................................... 57
3 Supplies, accessories, and parts .......................................................................................................................................................... 61
Order supplies, accessories, and parts ............................................................................................................................... 62
Replace the cartridges ........................................................................................................................................................... 66
Replace the service uid container ..................................................................................................................................... 70
4 Print .......................................................................................................................................................................................................... 75
Print tasks (Windows) ............................................................................................................................................................ 76
Print tasks (macOS) ............................................................................................................................................................... 80
Store print jobs on the printer to print later or print privately ........................................................................................ 83
Mobile printing ........................................................................................................................................................................ 87
Print from a USB ash drive ................................................................................................................................................. 91
Print using high-speed USB 2.0 port (wired) ..................................................................................................................... 94
5 Copy .......................................................................................................................................................................................................... 95
Make a copy ............................................................................................................................................................................. 95
Copy on both sides (duplex) ................................................................................................................................................. 97
ENWW iii
Additional copy tasks ............................................................................................................................................................. 99
6 Scan ........................................................................................................................................................................................................ 101
Set up Scan to Email ............................................................................................................................................................ 102
Set up Scan to Network Folder .......................................................................................................................................... 117
Set up Scan to SharePoint .................................................................................................................................................. 131
Set up Scan to USB Drive .................................................................................................................................................... 137
Scan to email ........................................................................................................................................................................ 141
Scan to job storage .............................................................................................................................................................. 144
Scan to network folder ....................................................................................................................................................... 147
Scan to SharePoint .............................................................................................................................................................. 150
Scan to USB drive ................................................................................................................................................................. 152
Use HP JetAdvantage business solutions ........................................................................................................................ 154
Additional scan tasks .......................................................................................................................................................... 154
7 Fax .......................................................................................................................................................................................................... 155
Set up fax .............................................................................................................................................................................. 156
Change fax congurations .................................................................................................................................................. 157
Send a fax ............................................................................................................................................................................. 159
Create a fax printing schedule ........................................................................................................................................... 162
Block incoming faxes ........................................................................................................................................................... 163
Additional fax tasks ............................................................................................................................................................. 163
8 Manage the printer .............................................................................................................................................................................. 165
Advanced conguration with the HP Embedded Web Server (EWS) ........................................................................... 166
Congure IP network settings ........................................................................................................................................... 177
Printer security features ..................................................................................................................................................... 180
Energy-conservation settings ........................................................................................................................................... 183
HP Web Jetadmin ................................................................................................................................................................. 184
Software and rmware updates ........................................................................................................................................ 184
9 Solve problems ..................................................................................................................................................................................... 185
Control panel help system ................................................................................................................................................. 185
Reset factory settings ......................................................................................................................................................... 187
A “Cartridge is low” or “Cartridge is very low” message displays on the printer control panel ............................... 188
Printer does not pick up paper or misfeeds .................................................................................................................... 190
Clear paper jams .................................................................................................................................................................. 198
Resolving color print quality problems ............................................................................................................................ 234
Improve copy image quality ............................................................................................................................................... 251
Improve scan image quality ............................................................................................................................................... 255
iv ENWW
Improve fax image quality .................................................................................................................................................. 259
Solve wired network problems .......................................................................................................................................... 263
Solve wireless network problems ..................................................................................................................................... 265
Solve fax problems .............................................................................................................................................................. 269
Index ........................................................................................................................................................................................................... 275
ENWW v
vi ENWW
1 Printer overview
Review the location of features on the printer, the physical and technical specications of the printer, and where
to locate setup information.
For video assistance, see www.hp.com/videos/PageWide.
The following information is correct at the time of publication. For current information, see www.hp.com/
support/pwcolor780MFP, www.hp.com/support/pwcolor785MFP, www.hp.com/support/colorpw774MFP, or
www.hp.com/support/colorpw779MFP.
For more information:
HP's all-inclusive help for the printer includes the following information:
Install and congure
Learn and use
Solve problems
Download software and rmware updates
Join support forums
Find warranty and regulatory information
Caution icons
Use caution if you see a warning icon on your HP printer, as indicated in the icon denitions.
Caution: Sharp edge in close proximity.
ENWW 1
Caution: Keep body parts away from moving parts.
Caution: Hot surface.
Caution: Electrical shock.
Warning
Potential shock hazard
Review this important safety information.
2 Chapter 1 Printer overview ENWW
Read and understand these safety statements to avoid an electrical shock hazard.
Always follow basic safety precautions when using this product to reduce risk of injury from re or electric
shock.
Read and understand all instructions in the user guide.
Observe all warnings and instructions marked on the product.
Use only a grounded electrical outlet when connecting the product to a power source. If you do not know
whether the outlet is grounded, check with a qualied electrician.
Do not touch the contacts on any of the sockets on the product. Replace damaged cords immediately.
Unplug this product from wall outlets before cleaning.
Do not install or use this product near water or when you are wet.
Install the product securely on a stable surface.
Install the product in a protected location where no one can step on or trip over the power cord.
ENWW Potential shock hazard 3
Printer views
Identify certain parts of the printer and the control panel.
4 Chapter 1 Printer overview ENWW
Printer front view
Locate features on the front of the printer.
Printer front view—774dn, 779dn models
Locate features on the front of the indicated printers.
2
3 5
1
15 1416
17
4
6 7 8 9
1213 11
10
Number Description
1 Left door
2 Easy-access USB printing port
3 Scanner assembly
4 Hardware integration pocket (for connecting accessories and third-party devices)
5 Control panel with color touchscreen display (tilts up for easier viewing)
6 Document-feeder cover (access for clearing jams)
7 Document-feeder input tray
8 Document-feeder output bin and output bin stop
9 Document-feeder output extensions
10 Output bin and output bin stop
11 Right door (access for clearing jams)
12 Duplexer
13 Serial number and product number label
14 On/O button
15 Tray 2
16 Front door (access to the cartridges)
17 Service uid container
ENWW Printer views 5
Printer front view—780dn, 785f models
Locate features on the front of the indicated printers.
2
3 5 6 7 8 9 10
1
16 15
1314 12
17
18
4
11
Number Description
1 Left door
2 Easy-access USB printing port
3 Scanner assembly
4 Hardware integration pocket (for connecting accessories and third-party devices)
5 Control panel with color touchscreen display (tilts up for easier viewing)
6 Keyboard (785f model 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.
7 Document-feeder cover (access for clearing jams)
8 Document-feeder input tray
9 Document-feeder output bin and output bin stop
10 Document-feeder output extensions
11 Output bin and output bin stop
12 Right door (access for clearing jams)
13 Duplexer
14 Serial number and product number label
15 On/O button
16 Tray 2
17 Front door (access to the cartridges)
18 Service uid container
6 Chapter 1 Printer overview ENWW
Printer front view—774dns, 779dns, 780dns, 785zs models
Locate features on the front of the indicated printers.
2
3 7 8 9 10
1
17 16
1415 13
18
19
4
12
11
5 6
Number Description
1 Left door
2 Easy-access USB printing port
3 Scanner assembly
4 Hardware integration pocket (for connecting accessories and third-party devices)
5 Control panel with color touchscreen display (tilts up for easier viewing)
6 Keyboard (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.
7 Document-feeder cover (access for clearing jams)
8 Document-feeder input tray
9 Document-feeder output bin and output bin stop
10 Document-feeder output extensions
11 Inner nisher
12 Output bin and output bin stop
13 Right door (access for clearing jams)
14 Duplexer
15 Serial number and product number label
16 On/O button
17 Tray 2
18 Front door (access to the cartridges)
19 Service uid container
ENWW Printer views 7
Printer front view—785z+
Locate features on the front of the indicated printers.
21 3 4 5
6
7
8
9
10
11
14 13 12
17
18
16
15
19
Number Description
1 Scanner assembly
2 Document-feeder cover (access for clearing jams)
3 Document-feeder input tray
4 Document-feeder output bin and output bin stop
5 Document-feeder output extensions
6 Hardware integration pocket (for connecting accessories and third-party devices)
7 Control panel with color touchscreen display (tilts up for easier viewing)
8 Keyboard. 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.
9 Floor-standing nisher
10 Floor-standing nisher release latch
11 Floor-standing nisher front door
12 On/O button
13 Front door (access to the cartridges)
14 Serial number and product number label
15 One of the following: 1 x 550 paper tray with stand, 3 x 550 paper trays, or 4,000-page high-capacity input (HCI) trays
16 Tray 2
17 Service uid container
8 Chapter 1 Printer overview ENWW
Number Description
18 Left door
19 Easy-access USB printing port
ENWW Printer views 9
Printer back view and interface ports
Locate features on the back of the printer.
Printer back view and interface ports—774dn, 779dn, 780dn, 785f models
Locate features on the back of the printer.
4 3 2
1
5
Number Description
1 Tray 1 extension
2 Tray 1 (multipurpose tray)
3 Access door to interface ports and cable lock slot
4 Formatter plate (contains the interface ports)
5 Power connection
The printer includes the following interface ports.
10 Chapter 1 Printer overview ENWW
4
1
2
5
3
Number Description
1 Host USB port for connecting external USB devices
NOTE: For easy-access USB printing, use the USB port near the control panel.
2 Local area network (LAN) Ethernet (RJ-45) network port
3 Hi-Speed USB 2.0 printing port
4 Fax port (785f model only; available as an accessory on the other models)
5 Cable lock slot
Printer back view and interface ports—774dns, 779dns, 780dns, 785zs models
Locate features on the back of the printer.
1
5 4 3 26
Number Description
1 Stapler cover
2 Tray 1 extension
3 Tray 1 (multipurpose tray)
4 Access door to interface ports and cable lock slot
ENWW Printer views 11
Number Description
5 Formatter plate (contains the interface ports)
6 Power connection
The printer includes the following interface ports.
4
1
2
5
3
Number Description
1 Host USB port for connecting external USB devices
NOTE: For easy-access USB printing, use the USB port near the control panel.
2 Local area network (LAN) Ethernet (RJ-45) network port
3 Hi-Speed USB 2.0 printing port
4 Cable lock slot
Printer back view and interface ports—785z+
Locate features on the back of the printer.
12 Chapter 1 Printer overview ENWW
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