Lexmark T430 Service Manual - Page 100

4048-1xx Prt Quality Pgs To print the Print Quality pages: 1. Select PRINT TESTS from Diagnostics Mode. 2. Select Prt Quality Pgs. 3. Press Select. Four pages print. Additional button presses are ignored until the pages have printed. If duplex is selected, the pages print front and back. The first page is a mix of graphics and text. The second two pages are graphics, and the last page is blank. The Print Quality pages can also be printed from the Configuration Menu. HARDWARE TESTS LCD Test 1. Select LCD Test from Diagnostics Mode. The LCD test continually executes the LCD display test. 2. Press Return or Stop to cancel the test. Button Test 1. Select Button Test from Diagnostics Mode. With no buttons pressed, several occurrences of OP (Open) appear on the display. OP OP OP OP OP OP 2. To test the proper operation of each button, press each button on the operator panel one at a time and a CL (Closed) displays in place of an OP. 3. Press Return or Stop to cancel the test. 3-6 Service Manual