Brother International MFC9440CN Users Manual - English - Page 130
in USA, Canada, Thick paper, Examples of poor print, quality, Recommendation - replacement drum
UPC - 012502618300
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Examples of poor print quality Colored streaks or bands down the page ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. Colored lines across the page ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. White spots or hollow print ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. Completely blank or some colors are missing. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. Recommendation One of the toner cartridges may be damaged. Replace the toner cartridge that matches the color of the streak or band. (See Replacing a toner cartridge on page 161.) Clean all four corona wires (one for each color) of the drum unit by sliding the green tab. (See Cleaning the corona wires on page 147.) Make sure each corona wire's green tab is at the home position (b). The drum unit may be damaged. Put in a new drum unit. (See Replacing the drum unit on page 166.) The fuser unit may have a smudge mark. Call Brother Customer Service at 1-800-284-4329 (in USA) or 1-877-BROTHER (in Canada). One of the toner cartridges may be damaged. Replace the toner cartridge that matches the color of the line. (See Replacing a toner cartridge on page 161.) The drum unit may be damaged. Put in a new drum unit. (See Replacing the drum unit on page 166.) Clean all four corona wires (one for each color) of the drum unit by sliding the green tab. (See Cleaning the corona wires on page 147.) Clean the laser scanner windows with a soft cloth. (See Cleaning the laser scanner windows on page 143.) Make sure that you use paper that meets our specifications. (See Acceptable paper and other media on page 9.) Make sure that the recommended paper was used. Choose Thick paper mode in the printer driver or in the machine's Paper Type menu setting, or use thinner paper than you are currently using. (See Paper type on page 20 and Basic tab in the Software User's Guide on the CD-ROM.) Change the paper to fresh, unopened paper. Check the machine's environment. Conditions such as high humidity can cause hollow print. (See Choosing a location on page 90.) Clean all four corona wires (one for each color) of the drum unit by sliding the green tab. (See Cleaning the corona wires on page 147.) If the print quality has not improved, put in a new drum unit. (See Replacing the drum unit on page 166.) Make sure that the toner cartridges are installed properly. (See Replacing a toner cartridge on page 161.) One of the toner cartridges may be damaged. Identify the missing color and put in a new toner cartridge for the color with the white line. (See Replacing a toner cartridge on page 161.) The drum unit may be damaged. Put in a new drum unit. (See Replacing the drum unit on page 166.) 114