Lexmark E330 Service Manual - Page 94

Print quality service checks, Using print quality test s

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4505 Print quality service checks Note: Ensure cover is closed tightly. A gap in the opening may allow light to expose the photoconductor resulting in a 'dirty' print. Using print quality test pages To help isolate print quality problems, like streaking, print test pages using the print quality test pages setting: 1. Turn the printer on with pressed and the front door open. 2. When light stays on, close cover. 3. Wait (approximately 7 seconds) until the printer drive activates. 4. Enter the configuration menu. See "Configuration and diagnostic groups" on page 3-1 for more information. 5. Slowly press and release lights come on. three times until the and 6. Press and hold test pages. until all the lights flash to initiate print quality Three pages print to help you evaluate print quality. The first page has various fonts, the second page is gray, and the third page is black. Once the paper exits into the output bin, the printer returns to the home state (four top lights on). 7. Use the test pages to isolate problems such as light or toner streaks. See "Symptom tables" on page 2-44 for solutions to these problems. 8. To exit print quality test pages, turn the printer off. 2-66 Service Manual

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2-66
Service Manual
4505
Print quality service checks
Note:
Ensure cover is closed tightly. A gap in the opening may allow
light to expose the photoconductor resulting in a ‘dirty’ print.
Using print quality test pages
To help isolate print quality problems, like streaking, print test pages
using the print quality test pages setting:
1.
Turn the printer on with
pressed and the front door open.
2. When
light stays on, close cover.
3.
Wait (approximately 7 seconds) until the printer drive activates.
4.
Enter the configuration menu. See
“Configuration and
diagnostic groups” on page 3-1
for more information.
5.
Slowly press and release
three times until the
and
lights come on.
6.
Press and hold
until all the lights flash to initiate print quality
test pages.
Three pages print to help you evaluate print quality. The first
page has various fonts, the second page is gray, and the third
page is black. Once the paper exits into the output bin, the
printer returns to the home
state (four top lights on).
7.
Use the test pages to isolate problems such as light or toner
streaks. See
“Symptom tables” on page 2-44
for solutions to
these problems.
8.
To exit print quality test pages, turn the printer off.