Dell B2375dfw Dell Mono MFP User's Guide - Page 332

AaBbCc, White Spots, Vertical lines, Gray background

Page 332 highlights

Condition White Spots Vertical lines AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc Gray background AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc Toner smear Suggested solutions White spots appears on the page: • The paper is too rough and a lot of dirt from a paper falls to the inner devices within the machine, so the transfer roller may be dirty. Clean the inside of your machine. Contact a service representative. • The paper path may need cleaning. Contact a service representative. • If black vertical streaks appear on the page, the drum inside the toner cartridge has probably been scratched. Install a new toner cartridge. See "Replacing the Toner Cartridge". • If white vertical streaks appear on the page, the surface of the LSU part inside the printer may be dirty. Clean the LSU (see "Cleaning the Interior"). If the amount of background shading becomes unacceptable: • Change to lighter weight pages. See "Identifying Print Media Sources and Specifications". • Check the printer's environment; very dry (low humidity) or high humidity (higher than 80% RH) conditions can increase the amount of background shading. • Remove the old toner cartridge and install a new one. See "Replacing the Toner Cartridge". • Clean the inside of the printer. See "Cleaning the Interior". • Check the paper type and quality. See "Identifying Print Media Sources and Specifications". • Remove the toner cartridge and install a new one. See "Replacing the Toner Cartridge". - 331 ­

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Condition
Suggested solutions
White Spots
White spots appears on the page:
• The paper is too rough and a lot of dirt from a paper falls to
the inner devices within the machine, so the transfer roller
may be dirty. Clean the inside of your machine. Contact a
service representative.
• The paper path may need cleaning. Contact a service
representative.
Vertical lines
• If black vertical streaks appear on the page, the drum inside
AaBbCc
the toner cartridge has probably been scratched. Install a
new toner cartridge. See "Replacing the Toner Cartridge".
AaBbCc
• If white vertical streaks appear on the page, the surface of the
AaBbCc
LSU part inside the printer may be dirty. Clean the LSU (see
AaBbCc
"Cleaning the Interior").
AaBbCc
Gray background
If the amount of background shading becomes unacceptable:
AaBbCc
AaBbCc
• Change to lighter weight pages. See "Identifying Print Media
Sources and Specifications".
• Check the printer’s environment; very dry (low humidity) or
AaBbCc
high humidity (higher than 80% RH) conditions can increase
AaBbCc
the amount of background shading.
AaBbCc
• Remove the old toner cartridge and install a new one. See
"Replacing the Toner Cartridge".
Toner smear
• Clean the inside of the printer. See "Cleaning the Interior".
• Check the paper type and quality. See "Identifying Print Media
Sources and Specifications".
• Remove the toner cartridge and install a new one. See
"Replacing the Toner Cartridge".
- 331
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