Lexmark T652 Service Manual - Page 247

4062-XXX The message Quick Test Printing...appears on the display. Once the Quick Test Page completes printing, the Registration screen displays again. 3. Touch Back to return to the Diagnostics Menu. PRINT TESTS Selections on the screen vary since only installed input sources are listed, followed by Printing Quality Test Pages. Input source tests The purpose of the diagnostic Print Tests is to verify that the printer can print on media from each of the installed input options. The contents of the Print Test Page varies depending on the media installed in the selected input source. Check each Test Page from each source to assist in print quality and paper feed problems. To run the Print Test Page: 1. Select PRINT TESTS from the Diagnostics menu. 2. Select the media source to test: Tray 1 Tray 2 (if installed) Tray 3 (if installed) Tray 4 (if installed) Tray 5 (if installed) Multi-Purpose Feeder (if installed) Envelope Feeder (if installed) 3. Select Single or Continuous. • If Single is selected, a single page is printed. • If Continuous is selected, printing continues until Stop is pressed to cancel the test. If a source is selected that contains envelopes, an envelope test pattern is printed. If Continuous is selected, the test pattern is printed only on the first envelope. Note: The Print Test Page always prints on one side of the paper, regardless of the duplex setting or the presence of a duplex option. Touch Back to return to PRINT TESTS. Printing Quality Pages The purpose of this diagnostic function is to allow printing of the print quality test pages with the toner cartridge lockout function disabled. The print quality pages consist of four pages. Page one contains a mixture of graphics and text. Page two is gray with two one-inch black squares located on the bottom right. Page three is a solid black page and page four is blank. If duplex is turned on, the pages are duplexed. The Print Quality Test pages are printed in English and must always be printed on letter, legal, or A4 paper. To run the Print Quality Test Pages, touch beside Printing Quality Test Pages from PRINT TESTS. The message Printing Quality Test Pages is displayed. Note: The print quality test pages can also be printed from the Configuration menu (CONFIG MENU), however, a cartridge must be installed with a machine class ID matching the machine class ID stored in NVRAM. Additional diagnostic information may be printed on the pages when printing from DIAGNOSTICS. The following is included in the DIAGNOSTICS version of the print quality pages: • Values from EP SETUP in DIAGNOSTICS, including: Fuser temperature, warm-up time, transfer, print contrast, charge roll settings and gap adjust. Diagnostic aids 3-35