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- HP Community
- Printers
- Printer Ink Cartridges & Print Quality
- Officejet 6978 printing on cardstock

Create an account on the HP Community to personalize your profile and ask a question
10-20-2023 07:13 AM
Welcome to the HP Community --
The printer does not support heavier card stock.
The printer supports what HP calls HP Cards - Index card paper to 110lb / 200gsm.
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Printer - Specifications
Printer Specifications for HP OfficeJet Pro 6900 Printers
Section Paper Handling
Cards | 163 to 200 g/m2 (90 to 110 lb index) | Up to 60 cards |
and
note:Load card stock in input tray only. Card stock is not compatible for use with the ADF for single- or double-sided printing.
Paper type | Paper size |
Index card | 101 x 152 mm (4.0 x 6.0 inches) |
Index card | 127 x 203 mm (5.0 x 8.0 inches) |
A6 card | 105 x 148 mm (4.1 x 5.8 inches) |
A4 index card | 210 x 297 mm (8.3 x 11.7 inches) |
O**bleep**u Hagaki** | 200 x 148 mm (7.8 x 5.8 inches) |
Index Card Letter | 216 x 279 mm (8.5 x 11 inches) |
Japanese postcard | 100 x 148 mm (3.9 x 5.8 inches) |
Note
The printer supports Custom Paper Sizes though it is unclear whether this includes custom sized card paper.
Paper size | Tray 1 | ADF |
88.9 to 215 mm (3.5 to 8.5 inches) wide and 127 to 355 mm (5.0 to 14.0 inches) long | X
| |
127 to 216 mm (5.0 to 8.5 inches) wide and 127 to 355 mm (5.0 to 14.0 inches) long | X
|
What else?
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Printer - Tray and Paper
Right after the paper is (re)loaded into the printer tray, check the printer control panel for a message to update the paper size and type.
OR
Use the Embedded Web Server (EWS) to adjust Tray and Paper
Select the paper size -- as available, select the paper type.
For example, select paper type "Thick" , "Brochure matte"
EWS > HP Document / How-to
Use the HP printer Embedded Web Server (EWS)
EWS – Browser – Tray and Paper Management
Open your Browser > Type / enter the Printer IP address into URL / Address bar
Tab Settings > Preferences > Tray and Paper (Management)
Select / Adjust settings for Paper Size / Type
Model Dependent: Advanced section
Click Apply to save changes
Tray and Paper – Paper Size / Paper Type / Paper Weight
Reminder
HP Smart Mobile requires that paper size / type is adjusted before the content is opened to be printed.
Paper Size, Type, and Weight loaded in the printer tray must be supported for use in that tray.
EWS provides access and control to check / adjust Tray and Paper Settings.
Note
Depending on the printer model, the Printer Control Panel might provide access to Paper Size / Type settings immediately after the paper is (re)loaded into the appropriate printer intake tray.
Example - EWS - Tray and Paper
EWS_9025_Preferences_Tray_and_Paper_Management_All_10
Next,
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Printer - Job Configuration
Job setup depends on which app / software you are using and the type of content you are printing.
Pay attention to paper size / type.
For example:
Index Card A4 is not the as Plain A4
Example - HP Smart - Windows - Simple PDF Print
HP_Smart_Win_PDF_Print_8
=+=+=+=+=+=+=+=+=+=+=+=+=+=
References / Resources
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HP Printer Home Page - References and Resources
Learn about your Printer - Solve Problems
“Things that are your printer”
When the website support page opens, Select (as available) a Category > Topic > Subtopic
NOTE: Content depends on device type and Operating System
Categories: Alerts, Troubleshooting, Ink & Paper, HP Software / Drivers / Firmware Updates , Setup & User Guides, Product Specifications, Account & Registration, Warranty & Repair
Open
HP OfficeJet Pro 6978 All-in-One Printer
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