HP CB016A User Guide - Page 51

To check printhead health, To print the print quality diagnostic Self-Test Diagnostic

Page 51 highlights

When the quality of printouts deteriorates, complete the relevant steps based on the following sequence: 1. Check the health of the printheads. For more information, see To check printhead health. 2. Print the print quality diagnostic page on a clean sheet of white paper. Evaluate any problem areas, and perform the recommended actions. For more information, see To print the print quality diagnostic page. 3. Clean the printheads. For more information, see To clean the printheads. 4. Replace the printheads if the problems persist after cleaning. For more information, see To replace the printheads. CAUTION: HP is not responsible for damage to the device that results from modifying the printheads. This section covers the following printhead maintenance tasks: • To check printhead health • To print the print quality diagnostic page • To calibrate the linefeed • To clean the printheads • To align the printheads • To clean the printhead contacts manually • To replace the printheads To check printhead health Use one of the following means to check the printhead health. If the status of any printhead is not good or fair, then perform one or more of the maintenance functions, or clean or replace the printhead. • Self-Test Diagnostic Page: Print the self-test diagnostic page on a clean sheet of white paper, and check the printhead health section. For more information, see Understand the self-test diagnostic page. • Embedded Web server: Open the embedded Web server. For more information, see Embedded Web server. Click the Information tab, and then click Ink Supplies in the left pane. • Toolbox (Windows): Open the Toolbox. For more information, see To open the Toolbox. Click the Information tab, and then click Printhead Health. To print the print quality diagnostic page Use the print quality diagnostic page to diagnose issues affecting the print quality. This will help you decide whether to run any maintenance services to improve the print quality of your printouts. You can also view the ink level information, and the printhead health status on the page. • Control panel: Press and hold (Power button), press (Cancel button) seven times, press (Resume button) two times, and release (Power button). • Embedded Web server: Click the Settings tab, click Device Services in the left pane, select Print PQ (print quality) diagnostic page from the drop-down list in the Print Quality section, and then click Run Diagnostic. Maintain the printheads 47

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When the quality of printouts deteriorates, complete the relevant steps based on the
following sequence:
1.
Check the health of the printheads. For more information, see
To
check
printhead
health
.
2.
Print the print quality diagnostic page on a clean sheet of white paper. Evaluate
any problem areas, and perform the recommended actions. For more information,
see
To
print
the
print
quality
diagnostic
page
.
3.
Clean the printheads. For more information, see
To
clean
the
printheads
.
4.
Replace the printheads if the problems persist after cleaning. For more
information, see
To
replace
the
printheads
.
CAUTION:
HP is not responsible for damage to the device that results from
modifying the printheads.
This section covers the following printhead maintenance tasks:
To
check
printhead
health
To
print
the
print
quality
diagnostic
page
To
calibrate
the
linefeed
To
clean
the
printheads
To
align
the
printheads
To
clean
the
printhead
contacts
manually
To
replace
the
printheads
To check printhead health
Use one of the following means to check the printhead health. If the status of any
printhead is not good or fair, then perform one or more of the maintenance functions,
or clean or replace the printhead.
Self-Test Diagnostic Page:
Print the self-test diagnostic page on a clean sheet of
white paper, and check the printhead health section. For more information, see
Understand
the
self-test
diagnostic
page
.
Embedded Web server:
Open the embedded Web server. For more information,
see
Embedded
Web
server
. Click the
Information
tab, and then click
Ink
Supplies
in the left pane.
Toolbox (Windows):
Open the Toolbox. For more information, see
To
open
the
Toolbox
. Click the
Information
tab, and then click
Printhead Health
.
To print the print quality diagnostic page
Use the print quality diagnostic page to diagnose issues affecting the print quality. This
will help you decide whether to run any maintenance services to improve the print
quality of your printouts. You can also view the ink level information, and the printhead
health status on the page.
Control panel:
Press and hold
(
Power
button), press
(
Cancel
button) seven
times, press
(
Resume
button) two times, and release
(
Power
button).
Embedded Web server:
Click the
Settings
tab, click
Device Services
in the left
pane, select
Print PQ (print quality) diagnostic page
from the drop-down list in
the
Print Quality
section, and then click
Run Diagnostic
.
Maintain the printheads
47