Lexmark 2380 Service Manual - Page 71

Print Test The print test can help you test and troubleshoot the printer. To start the print test, do the following: 1. Paper must be at the print position; test does not print if paper is parked. 2. Press and hold Line Feed and then turn the printer on. 3. Release Line Feed when the printing starts. 4. To interrupt the printer test: - Press Start/Stop. The test stops after a complete line of characters has printed. - Press Start/Stop to continue the test sample. 5. To stop the printer test, turn the printer off. The printout should be similar to the print test samples shown on page 3-4. If the printout is not like the sample, go to "Start" on page 2-1. Note that the short horizontal lines at the top of the sample are a test of each printhead wire numbered in sequence from top to bottom. Service Notes • Before starting the 2380 and 2390 print test, be sure letter size paper is loaded in the machine. • Before starting the 2381 and 2391 print test, be sure wide paper is loaded in the machine, and that the right margin is set to 13.6 inches. • After you complete any repairs, run the print test several times to be sure the printer is operating correctly. Diagnostic Aids 3-3