Brother International MFC 9420CN Users Manual - English - Page 143
C - 18 - cleaner roller
UPC - 012502614074
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Chapter C Examples of poor print quality Toner scatter or toner stain ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. Recommendation ■ Identify the color causing the problem and replace that toner cartridge. (See Replacing a toner cartridge on page C-29.) ■ Replace the OPC belt cartridge. (See Replacing the OPC belt cartridge (OP-4CL) on page C-33.) The color of your printouts is not what you expected All one color Shade on the transparency ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ■ Check that the toner cartridges are installed properly. ■ Check that the toner cartridges are not empty. (See Toner empty message on page C-29.) ■ Perform the calibration. (Menu/Set, 4, 4) ■ Adjust the color by using the custom setting in the driver. Colors the machine can print and colors you see on a monitor are different. The machine may not be able to reproduce the colors on your monitor. ■ Check to make sure the recommended paper was used. (See Recommended paper on page 2-1.) Replace the OPC belt cartridge. (See Replacing the OPC belt cartridge (OP-4CL) on page C-33.) ■ Change to the recommended type of transparency, and then check that the problem is solved. ■ Check that the media type mode is selected properly. Color mis-registration ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ■ Check that the OPC belt cartridge is installed properly. ■ Check that the cleaning roller is installed properly. ■ Replace the OPC belt cartridge. (See Replacing the OPC belt cartridge (OP-4CL) on page C-33.) ■ Replace the cleaning roller. (See Replacing the transfer belt cleaner on page C-37.) Uneven density appears periodically across the page ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ■ Check that the toner cartridges are installed properly. ■ Check that the OPC belt cartridge is installed properly. ■ Check that the cleaning roller is installed properly. ■ Check that the back cover is closed properly. ■ Check that the fusing unit is installed properly. ■ Replace the OPC belt cartridge. (See Replacing the OPC belt cartridge (OP-4CL) on page C-33.) C - 18