Lexmark X264 Service Manual

Diagnostic aids 3-9
7013-XXX
Duplex Tests
Quick Test (duplex)
This test prints a duplex version of the Quick Test that can be used to verify the correct placement of the top 
margin on the back side of a duplex page.
Note:  Before you set the duplex top margin, be sure to set the registration. See “Registration” on page 3-4.
The paper you choose to print the page on should be either Letter or A4.
To run the Quick Test (duplex):
1.Select DUPLEX TESTS from Diag Menu, and press Select ().
2.Select Quick...

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Top Margin (duplex)
This setting controls the offset between the first scan line on the front of the duplex page and the first scan line 
on the back of the page. Therefore, be sure to set the top margin in REGISTRATION before setting the duplex 
top margin. See “Registration” on page 3-4.
To set the Top Margin (duplex):
1.Select DUPLEX TESTS from Diag Menu, and press Select ().
2.Select Quick Test, and press Select ().
3.Select Single, and press Select ().
4.Hold the page...

Diagnostic aids 3-11
7013-XXX
Input Tray tests
Feed Tests
This test allows you to observe the paper path of media as it passes through the printer. Any installed input tray 
can be tested. The pages fed through the printer are blank.
To run the Feed Test:
1.Select INPUT TRAY TESTS from Diag Menu, and press Select ().
2.Select Feed Tests, and press Select ().
3.Select the tray to be tested. Choices are installed trays, including Tray 1, Tray 2, and MP Feeder.
4.Open the upper rear door to view the paper...

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Base Sensor Test
These tests allow you to verify the correct functioning of the front door, input, and output sensors.
1.Select Base Sensor Test from Diag Menu, and press Select ().
2.Select the sensor you want to test, and press Select ().
The following test are available:
To exit the test, press   or  .
Printer Setup
Defaults
US/Non-US defaults changes whether the printer uses the US factory defaults or the non-US factory defaults. 
The settings affected include paper...

Diagnostic aids 3-13
7013-XXX
Serial Number
The serial number can only be viewed. It cannot be changed.
To view or change the serial number:
1.Select PRINTER SETUP from DIAGNOSTICS, and press Select ().
2.Select Serial number, and press Select ().
Press Back () to return to PRINTER SETUP.
Engine Setting 1 through 4
Warning:Do not change these settings unless requested to do so by your next level of support. 
Model Name
The model name can only be viewed and cannot be changed.
Configuration ID
The two...

3-14  Service Manual 7013-XXX
Enable Edge to Edge Copy
This setting is set to either on or off. Off is the default setting.
Reset Fuser Count
Resets the fuser count value to zero. The Event Log records each time that a user executes the Reset Fuser 
Count operation. See “Event Log” on page 3-27 for more information. This setting appears only if the 
Maintenance Warning and Intervention function is enabled in the printer Configuration ID.
To reset the fuser count:
1.Select Printer Setup from Diag Menu,...

Diagnostic aids 3-15
7013-XXX
Automatic Darkness Adjustment (Auto Dark Adj)
This setting attempts to optimize the amount of toner used when printing with a specific operating point. Each 
time this setting executes, the printer performs the following:
•Calibrates its toner density sensor
•Measures the reflectivity of its bare drum
•Prints patches on the drum and measures the drum’s reflectivity through the patches
•Cleans the transfer roll
•Calculates reflectivity ratios and operating points in order to...

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Print Log
Additional diagnostic information is available when you print the event log from DIAGNOSTICS rather than 
CONFIG MENU. 
The Event Log printed from DIAGNOSTICS includes:
•Detailed printer information, including code versions
•Time and date stamps
•Page counts for most errors
•Additional debug information in some cases
The printed event log can be faxed to your next level of support for verification or diagnosis.
To print the event log:
1.Select EVENT LOG from...

Diagnostic aids 3-17
7013-XXX
Scanner Tests
ASIC Test
This test initiates a scan of the scanner ASIC’s memory.
While this test is executing ASIC Test Running is displayed. When the test is complete, ASIC Test Passed is 
displayed if the ASIC memory is okay. ASIC Test Failed is displayed if the test fails. Press the Back or Stop 
buttons to clear the display message.
Feed Test
This test executes a continuous feed test from ADF or flatbed.
Note:  Neither test produces printed output, or increments any MPS...

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ADF paper present sensor test
This test should be used if the ADF fails to feed paper when a scan is performed. To test this sensor, perform 
the following steps:
1.In the sensor test menu, press  or  to scroll to the ADF paper present test.
2.Press Select (). Starting Test displays. ADF Paper: Closed displays. 
3.Press the ADF paper present sensor actuator (A) the top of the ADF unit. ADF Paper: Open should display 
if the sensor is working properly.
4.Press Back () to exit...