Lexmark 302 - Manual (Page 101)

3. Press Scroll ↓ or Scroll ↑ until the printer displays
4. Press Enter or Start to print this test.
The Ready indicator goes on and printing begins. The test
prints samples using alignment values higher and lower than the
default value. The print sample using the default value is
indicated with an asterisk (
* ). The alignment printout is
complete when the Ready indicator goes off.
OPERATOR PRINT TESTS
Bidirectional Adjustment
Chapter 1. Setting Up the 4232 Printer Model 302 1-79