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Phaser 740 and 750 Color Printers
Phaser 750 service tests
Service tests provide the means to test and check the printer’s electro-mechanical
components and sensors, test the paper path, calibrate the margins, test RAM and
check for engine errors.
Start service tests by pressing and holding Button 3 (third button from left) while
turning on the printer. When the message “
Service Diagnostics
” appears on the
front panel, release button 3. Using the
Prev
and
Next
button, scroll to the desired
test. Press the
Start
button to execute the test. Some of the test have sub-menus you
must navigate in a similar fashion. Use the Exit button to stop a test as well as return
to the main menu. To exit Service test mode turn the printer off and on.
Phaser 750 print engine service test descriptions
Category
Test
Print menu map
Prints a menu map describing the diagnostic menu structure
General Status
Provides current print engine status information
Status:
Reports engine status
Upper Tray:
Tray size/type
Middle Tray:
Tray size/type
Lower Tray:
Tray size/type
Engine Control Board ROM version: V
ersion number
Fuser Temperature:
Temperature in Celsius
Ambient Humidity:
% relative humidity
Ambient Temperature:
Temperature in Celsius
Paper Path
Lets you define how you would like to exercise the paper path
Which tray to pick from (Upper, Middle, Lower, MPT)?
Which print mode to run paper (600 dpi, 1200 dpi)?
Do you want to use the reverser (face up, face down)?
Do you want 1 sheets or continuous feed (single, continuos)?
Do you want to duplex (1-sided or 2-sided)?
Set Margins
This menu item lets you adjust the printer’s top margin and the front and
back left margins.
Summary of Contents for Phaser 740
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Page 129: ...Service Guide 117 Figure 3 Motor and fan FRUs 3102 37 1 10 9 5 8 7 2 6 4 3 ...
Page 131: ...Service Guide 119 Figure 4 Sensor switch and flag FRUs 3102 40 1 7 2 3 4 8 5 6 ...
Page 135: ...Service Guide 123 Figure 6 Imaging and paper feed component FRUs 3102 39 1 2 3 7 9 4 6 8 5 ...