How to adjust darkness on Samsung All in One Printer copies?
- JjenniferjacksonSep 2, 2025
If copies from your Samsung All in One Printer are too light or too dark, use the Darkness button to darken or lighten the background of the copies.

How to adjust darkness on Samsung All in One Printer copies?
If copies from your Samsung All in One Printer are too light or too dark, use the Darkness button to darken or lighten the background of the copies.
How to change paper source on Samsung All in One Printer?
If your Samsung All in One Printer selects print materials from the wrong paper source, the paper source selection in the printer properties may be incorrect. Select the correct paper source within the Paper tab in the printer properties.
Why does my Samsung All in One Printer say '[Front or Rear] [Cover Open]'?
If your Samsung All in One Printer shows a '[Front or Rear] [Cover Open]' message, it indicates that the front door or rear cover is not securely latched. Close the door until it locks into place.
How to fix '[No Cartridge]' error on Samsung All in One Printer?
If your Samsung All in One Printer displays a '[No Cartridge]' message, it means the toner cartridge is not installed. Install the toner cartridge to resolve this issue.
Why does my Samsung All in One Printer say '[No Paper] Add Paper'?
If your Samsung All in One Printer shows a '[No Paper] Add Paper' message, it means the paper in the tray has run out. Load paper into the tray to continue printing.
What does '[Paper Jam 2] Check Inside' mean on Samsung All in One Printer?
If your Samsung All in One Printer displays '[Paper Jam 2] Check Inside', it means paper has jammed in the paper exit area. Clear the jam to resume printing.
What does '[Paper Jam 1] Open/Close Door' mean on my Samsung All in One Printer?
If you see a '[Paper Jam 1] Open/Close Door' error on your Samsung All in One Printer, it indicates that paper has jammed in the fuser area or around the toner cartridge. Clear the jam to fix this.
| Print technology | Laser |
|---|---|
| Maximum resolution | 600 x 600 DPI |
| Time to first page (black, normal) | 11 s |
| Print speed (black, normal quality, A4/US Letter) | 20 ppm |
| I/O ports | USB |
| Dimensions (WxDxH) | 438 x 374 x 368 mm |
| All-in-one functions | Fax, Scan |
| Standard media sizes | Legal, A4, Letter, Folio, Executive, JIS B5, A5, A6, Envelope 6 3/4, 7 3/4, #9, #10, DL, C5, C6, ISO B5, Monarch Envelopes 76 x 127 mm ~ 216 x 356 mm |
| Media types supported | Plain Paper, Transparency, Labels, Card Stock, Envelope, Bond, Thick, Thin, Color Paper, Preprinted |
| Compatible operating systems | Windows 98/Me/NT4.0/2000/XP, \\r Linux OS (Red Hat 8.0-9.0, Fedora Core 1-3, Mandrake 9.0-10.2, SuSE 8.2-9.2)\\r Mac 10.3 |
| Maximum print size | 210 x 297 mm |
| Paper tray media types | Envelopes, Plain paper |
| Recommended media weight | 60 - 90 g/m² |
| ISO A-series sizes (A0...A9) | A4 |
| Grayscale levels | 256 |
| Scanner features | Twain, WIA |
| Input color depth | 24 bit |
| Maximum scan resolution | 4800 x 4800 DPI |
| Maximum number of copies | 99 copies |
| Faxing | Mono faxing |
| Modem speed | 33.6 Kbit/s |
| Auto-redialing | Yes |
| Fax speed dialing (max numbers) | 100 |
| Total input capacity | 150 sheets |
| Auto document feeder (ADF) input capacity | 30 sheets |
| Display | LCD |
| Product color | White |
| Market positioning | Home & office |
| Internal memory | 8 MB |
| Card reader integrated | - |
| Sound power level (standby) | 35 dB |
| Sound pressure level (printing) | 53 dB |
| Standard interfaces | USB 2.0 |
| Maximum duty cycle | 10000 pages per month |
| Page description languages | SPL |
| Package weight | 12300 g |
| Power consumption (average operating) | - W |
| Depth | 374 mm |
|---|---|
| Width | 438 mm |
| Height | 368 mm |
| Weight | 10400 g |
Highlights the machine's special features that enhance print quality and efficiency.
Identifies the main components of the machine with diagrams for front and rear views.
Explains the functions of each button on the control panel for SCX-4521F and SCX-4321 models.
Details the process of removing the machine and accessories from the packing carton.
Provides guidelines for choosing a suitable and stable location for the machine.
Step-by-step instructions for installing the toner cartridge into the machine.
Instructions on how to load paper into the machine's paper tray for printing.
Guides on connecting the machine to a computer and telephone line.
Procedure for powering on the machine and initial startup messages.
Instructions for installing the necessary software from the CD-ROM.
How to change the language and country settings on the control panel.
Procedure for setting the machine's ID, including fax number and name.
Instructions for setting the current date and time on the machine.
How to select the correct paper size and type for copying and faxing.
Options for controlling speaker, ringer, key sound, and alarm sound.
Information on utilizing Toner Save and Power Save modes.
How to select the telephone dial system (Tone or Pulse).
Guidelines for choosing and using various print materials like paper, envelopes, and labels.
Detailed recommendations for using paper, envelopes, labels, and transparencies.
Proper procedures for loading paper to prevent jams and ensure trouble-free printing.
Information on the paper output location and how it holds printed sheets.
Instructions for loading paper specifically for the copying function.
How to prepare documents for copying using the document glass or ADF.
Steps for placing and copying documents directly on the document glass.
Process for making copies using the Automatic Document Feeder (ADF).
How to adjust basic copy settings like darkness, type, size, and number of copies.
Details on advanced copy features like Clone, Collate, Auto Fit, ID Card, 2/4 Up, and Poster.
Procedure to set frequently used copy options as default settings.
Configuring the time the machine waits before restoring default copy settings.
Assigning a special copy feature to the Favorite Copy button for quick access.
General steps for printing documents from various Windows applications.
How to cancel a print job that is waiting in the print queue or spooler.
Overview of the four ways to scan documents using the machine.
Steps to initiate scanning directly from the machine's control panel.
Configuration options for the fax system, including default settings.
Detailed instructions on how to send faxes using the machine.
Explanation of different modes and procedures for receiving faxes.
Features for storing and using speed dial and group dial numbers.
Methods for sending broadcast, delayed, and priority faxes.
Covers secure receiving, printing reports, and advanced fax settings.
How to selectively clear stored information like settings and reports.
Enabling a remote test feature for machine diagnostics.
Procedures for cleaning the machine's exterior, interior, and scan unit.
Guidelines for toner cartridge storage, redistribution, and replacement.
Lists items that need replacement after a certain number of pages printed.
Instructions for replacing the ADF rubber pad.
Steps to resolve document jams occurring in the Automatic Document Feeder.
Guides for locating and clearing paper jams in different areas of the machine.
Recommendations to prevent paper jams by selecting correct paper and loading procedures.
Explanation of common display error messages and suggested solutions.
Lists various conditions and their recommended solutions for other issues.
Troubleshooting specific issues encountered when using the printer with Linux.
Troubleshooting specific issues encountered when using the printer with Macintosh.
Provides overall technical details and model information for the machine.
Technical details related to the scanner and copier functionalities.
Technical details related to the printer functionalities.
Technical details specific to the fax capabilities of the SCX-4521F model.
Information on paper types, sizes, weights, and handling guidelines.











