IBM 4230 User Guide - Page 221

4. If the default value does not give the best print sample, press Scroll ↑ or Scroll ↓ until the printer displays the same number of arrows that were printed beside the best print sample line. Press Enter to set this as the new default value. The printer then prints another line to demonstrate the new default value, and the test is complete. or Press Stop to end the test without changing anything and return to the Operator Print Tests menu. or Press Cancel Print to end the test, exit test mode, perform a partial reset, and have the printer display READY 5. If you changed the value, check the last line printed for acceptable quality and alignment. If the quality is not acceptable, return to Step 3 on page 5-19, otherwise, go to Step 6. 6. Press Cancel Print to make the printer ready or Return to make the printer not ready (see "General Test Instructions" on page 5-1). Chapter 5. Tests 5-21