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Brother MFC-J2340DW User Manual

Brother MFC-J2340DW
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Home > Routine Maintenance > Check Your Brother Machine > Check the Print Quality
Check the Print Quality
If faded or streaked colours and text appear or if text is missing on your printouts, the print head nozzles may be
clogged. Print the check sheet and look at the nozzle check pattern.
1. Press
[Ink] > [Improve Print Quality] > [Check Print Quality].
2. Press [Start].
The machine prints the check sheet.
3. Check the quality of the four colour blocks on the sheet.
4. When an LCD message prompts you to check the print quality, do one of the following:
If all lines are clear and visible, press [No], and then press
to finish the Print Quality check.
If lines are missing (see Poor, as follows), press [Yes].
OK
Poor
5. When the LCD message prompts you to check the print quality of each colour, press the number of the
pattern (1–4) that most closely matches the printing result.
6. Do one of the following:
If print head cleaning is needed, press [Start] to start the cleaning procedure.
If print head cleaning is not needed, the menu screen reappears on the touchscreen. Press .
7. After the cleaning procedure is finished, the LCD message prompts you to print the check sheet again. Press
[Yes], and then press [Start].
The machine prints the check sheet again. Check the quality of the four colour blocks on the sheet again.
If you clean the print head several times and the print has not improved, try the Special cleaning method. See
Related Information.
IMPORTANT
DO NOT touch the print head. Touching the print head may cause permanent damage and may void the print
head's warranty.
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Brother MFC-J2340DW Specifications

General IconGeneral
Card reader integratedNo
Duplex printingYes
Print technologyInkjet
Maximum resolution1200 x 4800 DPI
Duplex printing modeAuto
Print speed (ISO/IEC 24734) mono28 ipm
Time to first page (black, normal)4.4 s
Time to first page (color, normal)4.6 s
Print speed (black, normal quality, A4/US Letter)- ppm
Wi-Fi standards802.11b, 802.11g, Wi-Fi 4 (802.11n)
Security algorithms64-bit WEP, 128-bit WEP, WPA-PSK, WPA2-PSK, WPA3-SAE
Mobile printing technologiesApple AirPrint, Brother iPrint & Scan, Google Cloud Print, Mopria Print Service
Printing colorsBlack, Cyan, Magenta, Yellow
Duplex functionsPrint
Maximum duty cycle- pages per month
Number of print cartridges4
SafetyAPOP*, SMTP-AUTH, SSL/TLS (IPPS, HTTPS, FTPS, SMTP, POP3*, IMAP4*), SNMP v3 802.1x (EAP-MD5, EAP-FAST, PEAP, EAP-TLS, EAP-TTLS)
Noise level51.5 dB
Copier resize25 - 400 %
Maximum number of copies999 copies
Scan toE-mail, E-mail Server, FTP, File, Image, OCR, USB
Scanner typeFlatbed & ADF scanner
Maximum scan resolution19200 x 19200 DPI
Optical scanning resolution1200 x 2400 DPI
Paper input typePaper tray
Total input capacity301 sheets
Total output capacity100 sheets
Total number of input trays2
Multi-Purpose tray input capacity1 sheets
Auto document feeder (ADF) input capacity50 sheets
DisplayTFT
Control typeTouch
Product colorBlack
Display diagonal2.7 \
Market positioningHome & office
Cables includedPhone
Included cartridge capacity (CMY)4 pages
Included cartridge capacity (black)1 pages
FaxingColor faxing
Fax memory150 pages
Fax forwarding toE-mail, Fax, PC
Fax transmission speed14.4 sec/page
Fax speed dialing (max numbers)150
AC input voltage220 - 240 V
AC input frequency50/60 Hz
Power consumption (off)0.03 W
Power consumption (ready)5.5 W
Power consumption (sleep)0.9 W
Power consumption (printing)29 W
Power consumption (average operating)- W
Envelopes sizesCom-10, DL, Monarch
Photo paper sizes9x13, 10x15, 13x18 cm
Custom media width105 - 215.9 mm
Custom media length148 - 355.6 mm
Paper tray media typesCoated paper, Executive, Glossy paper, Letterhead, Plain paper, Recycled paper
ISO A-series sizes (A0...A9)A3, A4, A5, A6
ISO B-series sizes (B0...B9)B6
ISO C-series sizes (C0...C9)C5
Borderless printing media sizesIndex card
Maximum ISO A-series paper sizeA3
Multi-Purpose Tray media weight64 - 220 g/m²
Auto Document Feeder (ADF) media weight64 - 90 g/m²
Mac operating systems supportedMac OS X 10.14 Mojave, Mac OS X 10.15 Catalina, Mac OS X 10.15.3 Catalina, Mac OS X 11.0 Big Sur, Mac OS X 12.0 Monterey, Mac OS X 13.0 Ventura, Mac OS X 14.0 Sonoma
Server operating systems supportedWindows Server 2008, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2
Windows operating systems supportedWindows 10, Windows 7, Windows 8, Windows 8.1
Quantity per pack1 pc(s)
Weight and Dimensions IconWeight and Dimensions
Depth398 mm
Width530 mm
Height305 mm

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