How to troubleshoot poor sending quality on Brother All in One Printer?
To troubleshoot poor sending quality on your Brother All in One Printer, try changing your resolution to Fine or S.Fine. Also, make a copy to check your machine’s scanner operation. If the copy quality is not good, clean the scanner.
Why are printed pages smeared from my Brother All in One Printer?
If your printed pages are smeared, the Paper Type setting may be incorrect for the type of print media you are using. Make sure that you choose the appropriate media type in the printer driver.
What to do if received faxes appear as split or blank pages on my Brother All in One Printer?
If received faxes appear as split or blank pages, your paper size setting may not be correct for the paper you are using. Turn on auto reduction to resolve this.
What to do if dialling does not work on Brother All in One Printer?
If dialling isn't working on your Brother All in One Printer, check for a dial tone, change the Tone/Pulse setting, check all line cord connections, and ensure the machine is plugged in and switched on. You can also try sending a manual fax by pressing Hook.
What to do if my Brother All in One Printer does not answer when called?
If your Brother All in One Printer isn't answering when called, make sure the machine is in the correct receive mode for your setup, check for a dial tone, and if possible, call your machine to hear it answer. Also, check the telephone line cord connection.
Why is the print condensed on my Brother MFC-7840W?
Condensed print is usually caused by a poor telephone connection. Ask the other party to send the fax again.
Why does my Brother MFC-7840W ‘Hear’ a voice as a CNG Tone?
If Fax Detect is set to on, your machine is more sensitive to sounds. Deactivate the machine by pressing Stop/Exit. Try avoiding this problem by turning Fax Detect to off.
What to do if my Brother MFC-7840W prints unexpectedly or prints garbage?
If your Brother All in One Printer prints unexpectedly or prints garbage, pull out the paper tray and wait until the machine stops printing. Then, turn off the machine and disconnect from the power for several minutes.
Why does my Brother All in One Printer beep when accessing Setup Receive and Setup Send menus?
If the Fax key is not illuminated, press it to turn on Fax mode.
How to resolve TWAIN errors that appear while scanning on Brother MFC-7840W All in One Printer?
Make sure that the Brother TWAIN driver is chosen as the primary source.
General| Print technology | Laser |
|---|---|
| Maximum resolution | 600 x 2400 DPI |
| Time to first page (black, normal) | 10 s |
| Print speed (black, normal quality, A4/US Letter) | 22 ppm |
| Grayscale levels | 256 |
| Input color depth | 24 bit |
| USB port | Yes |
| Standard interfaces | USB 2.0 |
| USB 2.0 ports quantity | 1 |
| Dimensions (WxDxH) | 428 x 396 x 304 mm |
| Networking features | 10/100 Base-TX Ethernet |
| Wireless technology | IEEE802.11b/g |
| All-in-one functions | Copy, Fax, Scan |
| Color all-in-one functions | scan, n |
| Compatible operating systems | Windows Vista/XP-Home/2003/2000 Mac OS X 10.2.4 & later Linux printer driver |
| Copier resize | 25 - 400 % |
| Maximum copy resolution | 600 x 600 DPI |
| Maximum number of copies | 99 copies |
| N-in-1 copy function (N=) | 2, 4, 9, 16, 25 |
| Copy speed (black, normal quality, A4) | 22 cpm |
| Faxing | Mono faxing |
| Fax memory | 500 pages |
| Fax coding methods | MH, MMR (Fax coding method), MR |
| Fax speed dialing (max numbers) | 200 |
| Maximum input capacity | 250 sheets |
| Multi-Purpose tray input capacity | 1 sheets |
| Auto document feeder (ADF) input capacity | 35 sheets |
| Internal memory | 32 MB |
| Sound power level (standby) | 32 dB |
| Sound pressure level (printing) | 53 dB |
| Media weight (tray 1) | 60 - 105 g/m² |
| ISO A-series sizes (A0...A9) | A4, A5, A6 |
| ISO B-series sizes (B0...B9) | B5, B6 |
| Maximum ISO A-series paper size | A4 |
| Multi-Purpose Tray media weight | 60 - 163 g/m² |
| Supported network protocols (IPv4) | IPv4, IPv6 |
| Sustainability certificates | ENERGY STAR |
| Power consumption (standby) | 75 W |
| Power consumption (PowerSave) | 12 W |
| Power consumption (average operating) | 320 W |
| Package weight | 13.400 g |
| Market positioning | Home & office |
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