Lexmark T620 Service Manual page 201

4069-5XX/7XX
machine class ID matching the machine class ID stored in NVRAM.
Some diagnostic information may be printed on the pages when
printing from this menu.
To run the Print Quality Test Pages:
1. Turn the printer off.
2. Press and hold Select and Return.
3. Turn on the printer.
4. Release the buttons once Performing the Self Test displays.
5. Select Print Quality Test Pages from the menu.
6. The printer performs its normal POR cycle then prints one copy
of the Three Test pages. If you want more than one copy,
perform these steps again.
Page 1 of the Print Quality Test pages contains:
Printer Information:
•
Page Count, Printhead Type, Installed Memory, Staple
Cartridge, Processor Speed, Serial Number, Engine, Boot,
Panel, Font and Output Bin
Cartridge Information:
•
Toner Level, Serial Number, Capacity, Prebate™ and Type
Margin Settings:
•
Top, Bottom, Left and Right Margin Values
Quality Menu:
•
Printer Resolution, Toner Darkness, PQET, PictureGrade™ and
IET Type
EP Settings:
•
Fuser Temperature, Warm Up Time, Transfer, Print Contrast,
Charge Roll and Gap Adjustment
Error Log:
•
Prints the contents of the Error Log
Diagnostic Aids
3-35