12 Cleaning and Maintenance – Scan SystemWide Format Copy System User Guide 147Cleaning the Calibration StripPerform the following steps monthly:1. Press the Menu key, then scroll to the Diagnostic and press the Enter key.• Scroll to CLEAN CAL ZONE and press the Enter key.• Press the Enter key to select CLEANING POSITION.NOTE: The Top Cover must be closed while running this test.2. Raise the Top Cover.3. Inspect the Calibration Strip.4. Place a small amount of platen glass cleaning fluid (Xerox 43P81) on a clean, lint-free towel (600S4372) and clean the Calibration Strip.5. Lower the Top Cover.6. Press the Enter key to select HOME POSITION.7. Press the Exit key to exit the CLEAN CAL ZONE.8. Press the Menu key to return to the READY screen. The Calibration Stripautomatically returns to its home position.