HP LaserJet Pro 100 Service Manual - Page 116

Secondary service menu structure, Secondary service menu - 79 service error

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Secondary service menu structure Table 2-3 Secondary service menu Menu item Sub-menu item Service Reports Cont. Self-Test Error report Location A list of available locations appears Display test Button test Color Cal. Clean Belt Pick roller Adjust color Timing Description This item prints a continuous configuration page. This item prints an error report that contains the last 5 instances of 49 Error, Turn off then on or 79 Error, Turn off then on errors. This item sets certain product parameters that are dependent on the location, such as the default paper size and the symbol set. Scroll to the appropriate location and select Yes to set the location. The product automatically restarts after you change the location. This test verifies that the LEDs and characters on the control-panel display function correctly. At the beginning of the test, each of the LEDs is turned on one-at-time. Press the OK button to continue to the next LED. After the LED test is complete, the character test begins by testing the pixels on each line. Then, each of the 255 characters is displayed in groups of 16. Press the OK button to continue to the next group of 16 characters. You can cancel the test at any time by touching the Cancel button. This test verifies that the control-panel buttons function correctly. The display prompts you to press each button. This item adjusts density settings for contrast, highlights, midtones, and shadows. Adjust each color individually. This item specifies how frequently the product should automatically perform a color calibration. The default setting is 48 hours. You can turn automatic calibration off. This item runs additional belt-cleaning cycles. This item puts the pickup roller in position for replacement. 98 Chapter 2 Solve problems ENWW

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Secondary service menu structure
Table 2-3
Secondary service menu
Menu item
Sub-menu item
Description
Service Reports
Cont. Self-Test
This item prints a continuous configuration
page.
Error report
This item prints an error report that contains
the last 5 instances of
49 Error, Turn off
then on
or
79 Error, Turn off then on
errors.
Location
A list of available locations appears
This item sets certain product parameters that
are dependent on the location, such as the
default paper size and the symbol set.
Scroll to the appropriate location and select
Yes
to set the location. The product
automatically restarts after you change the
location.
Display test
This test verifies that the LEDs and characters
on the control-panel display function
correctly.
At the beginning of the test, each of the LEDs
is turned on one-at-time. Press the
OK
button
to continue to the next LED.
After the LED test is complete, the character
test begins by testing the pixels on each line.
Then, each of the 255 characters is
displayed in groups of 16. Press the
OK
button to continue to the next group of 16
characters. You can cancel the test at any
time by touching the
Cancel
button.
Button test
This test verifies that the control-panel buttons
function correctly. The display prompts you
to press each button.
Color Cal.
Adjust color
This item adjusts density settings for contrast,
highlights, midtones, and shadows. Adjust
each color individually.
Timing
This item specifies how frequently the product
should automatically perform a color
calibration. The default setting is 48 hours.
You can turn automatic calibration off.
Clean Belt
This item runs additional belt-cleaning cycles.
Pick roller
This item puts the pickup roller in position for
replacement.
98
Chapter 2
Solve problems
ENWW