To Next PageTo Next PageWhat to do if Lexmark T640 Printer prints a blank white page?
If your Lexmark printer is producing entire white pages, ensure all packaging material is removed from the print cartridge and that the cartridge is installed correctly. Also, the toner may be low. Remove the cartridge, grip the handles with both hands, shake it back and forth with the cartridge arrows pointing downward, and reinstall it.
What to do if my Lexmark T640 Printer is unresponsive?
If your Lexmark Printer is unresponsive, try turning it off and then back on.
How to fix light print on Lexmark Printer?
If the print from your Lexmark printer is too light, the toner may be low. You can try to utilize the remaining toner by removing the cartridge, gripping the handles with both hands and shaking it back and forth with the cartridge pointing downward. Then, reinstall the cartridge. You can also adjust the Toner Darkness setting in the Quality Menu. If you are printing on an uneven surface, change the Paper Weight and Paper Texture settings in the Paper Menu. Make sure that you are using the correct print media.
How to fix a cartridge region mismatch on a Lexmark Printer?
To resolve a cartridge region mismatch on your Lexmark Printer, install the correct cartridge for the printer's region.
Why does toner smear on my Lexmark Printer?
If the toner smears or the print comes off the page when using your Lexmark printer, and you are printing on an uneven print surface, try adjusting the Paper Weight and Paper Texture settings in the Paper Menu. Also, verify that the print media you are using is within the printer's specifications. If the problem continues, turn the printer off, and contact the place you bought your printer.
How to remove streaks from Lexmark Printer prints?
If streaks appear on the page when printing with your Lexmark printer, the toner may be low. To utilize the remaining toner, remove the cartridge by gripping the handles with both hands. With the cartridge arrows pointing downward, shake the print cartridge back and forth. Reinstall the cartridge. If you are using preprinted forms, make sure the ink can withstand temperatures of 212°C (414°F).
How to lighten print on Lexmark T640 Printer?
If your Lexmark printer is printing too dark, adjust the Toner Darkness setting in the Quality Menu. Macintosh computer users should ensure the lines per inch (lpi) setting is not set too high in the software application.
Why does my Lexmark Printer print with a gray background?
If your Lexmark printer is producing a gray background on prints, the Toner Darkness setting may be too dark. Change the Toner Darkness setting in the Quality Menu. Alternatively, the print cartridge may be defective, and you should replace it.
How to eliminate toner fog on Lexmark T640 Printer?
If toner fog or background shading appears on the page when using your Lexmark printer, check the print cartridge to make sure it is installed correctly. If the issue persists, try replacing the print cartridge or the charge rolls.
Why are ghost images appearing from my Lexmark Printer?
If ghost images are appearing on prints from your Lexmark printer, make sure the Paper Type setting in the Paper Menu is correct. If that does not solve the issue, replace the print cartridge.
General| Color | No |
|---|---|
| Print technology | Laser |
| Time to first page (black, normal) | 6 s |
| Print speed (black, normal quality, A4/US Letter) | 33 ppm |
| Processor frequency | 400 MHz |
| Maximum internal memory | 562 MB |
| Sound power level (standby) | 30 dB |
| Sound pressure level (printing) | 53 dB |
| Total input capacity | 350 sheets |
| Total output capacity | 250 sheets |
| Maximum input capacity | 3850 sheets |
| Envelopes sizes | 7 3/4, 9, 10, DL |
| Paper tray media types | Envelopes, Labels, Plain paper, Transparencies |
| Non-ISO print media sizes | Executive (184 x 267mm), Folio (media size), Letter (media size), Statement (140 x 216mm), Legal (media size) |
| ISO A-series sizes (A0...A9) | A4, A5 |
| JIS B-series sizes (B0...B9) | B5 |
| Maximum ISO A-series paper size | A4 |
| Mac compatibility | Yes |
| Compatible operating systems | -Apple Mac OS X, -Apple Mac OS 9.2, -Microsoft Windows 2000 Server Terminal Services + Citrix MetaFrame XP Presentation Server / Citrix MetaFrame Presentation Server 3.0. -Microsoft Windows Server 2003 Terminal Services + Citrix MetaFrame XP Presentation Server / Citrix MetaFrame Presentation Server 3.0, -Microsoft Windows 2000 Server Terminal Services + Citrix Presentation Server 4.0, -Microsoft Windows Server 2003 Terminal, Services + Citrix Presentation Server 4.0, -Red Hat Linux 7.3, 8.0, 9.0, -Red Flag Linux Desktop 4.0, 5.0, -Linpus Linux Desktop 9.2, 9.3, -Red Hat Enterprise Linux WS 3.0, 4.0, 5.0, -SUSE Linux Enterprise Server 8.0, 9.0, 10.0, -SUSE Linux Professional 9.1, 9.2, 9.3, -Debian GNU/Linux 3.1, 4.0, -Linspire Linux 5.0, -Microsoft Windows 2000, -Microsoft Windows NT (4.00/4.00 Server), -Microsoft Windows Me, -Microsoft Windows XP, -Microsoft Windows Server 2003, -Microsoft Windows 98 2 Edition, -Microsoft Windows XP x64, -Microsoft Windows Server 2003 Terminal Services, -Microsoft Windows 2000 Server Terminal Services, -Microsoft Windows Server 2003 x64, -Microsoft Windows Server 2003 x64, Terminal Services, -Microsoft Windows Vista, -Microsoft Windows Vista x64, -Novell Open Enterprise Server, Netware + NDS, iPrint / Novell Distributed Print Services (NDPS), -Novell NetWare 3.2, 4.2 (bindery), -Novell NetWare 4.2, 5.x & 6.x (NDS), -Novell NetWare 5.x, 6.x + iPrint/Novell Distributed Print Services (NDPS), -Sun Solaris SPARC 8, 9, 10, -HP-UX 11.00, 11.1, -IBM AIX 5.1, 5.2, 5.3, -IBM iSeries IBM AS/400 Systems + TCP/IP + OS/400 V3R1. |
| Maximum duty cycle | 200000 pages per month |
| Recommended duty cycle | 3000 pages per month |
| Page description languages | PPDS |
| Sustainability certificates | ENERGY STAR |
| Operating altitude | 0 - 3048 m |
| Operating temperature (T-T) | 16 - 32 °C |
| Operating relative humidity (H-H) | 8 - 80 % |
| Certification | CSA, ICES Class B, BSMI Class B, VCCI Class B, FCC Class B, UL 60950 3rd Edition, IEC 320-1, CE Class B, CB IEC 60950, IEC 60825-1, GS (TÜV), SEMKO, UL AR, CS, TÜV Rh, N Mark, C-tick Class B CCC Class B |
Weight and Dimensions| Dimensions (WxDxH) | 421 x 498 x 345 mm |
|---|
Explains printer models, features, and configured examples.
Details the function of buttons, display, and indicator lights.
Step-by-step guide for installing drivers on Windows.
Procedures for configuring serial printer connections.
Instructions for Mac OS and UNIX/Linux systems.
Steps to print setup pages and assign IP address.
Procedures to confirm network configuration.
How to set up direct and shared printing in Windows.
Steps for network printing on Mac OS.
Guides for UNIX/Linux and NetWare environments.
Guides for adding drawers, duplex units.
Procedures for opening the printer and accessing components.
Detailed steps for installing various cards.
Basic printing, cancellation, and USB printing.
Printing setup pages and network status.
Secure printing methods and specialty media use.
Instructions for all paper input sources.
Configuring media settings and tray linking.
Lists compatible media sizes, types, and weights.
Guidelines for choosing, storing media, and preventing jams.
Procedures for upkeep and checking supplies.
Tips for usage reduction and purchasing.
Procedures for product recycling and safe relocation.
How to recognize and interpret jam indicators.
Step-by-step instructions for resolving various jams.
Adjusting settings, managing menus, and restoring defaults.
Configuring power saving, disk security, and network settings.
Interpreting alerts and finding help.
Addressing common issues with printing, options, and paper.
Resolving issues with print output defects.
Legal notices regarding branding, software, and document conventions.
Compliance information on emissions, sound, energy, and disposal.
Laser precautions and warranty terms.
