Confidential
CHAPTER 5 SERVICE FUNCTIONS
Describes the maintenance mode which is exclusively designed for the purpose of checking
the settings and adjustments using the buttons on the control panel. This chapter also covers
not-disclosed-to-users function menus, which activate settings and functions or reset the
parts life.
CONTENTS
1. MAINTENANCE MODE ................................................................................................5-1
1.1 How to Enter Maintenance Mode ..........................................................................5-1
1.1.1 Method of entering end-user accessible maintenance mode.....................5-1
1.1.2 Method of entering maintenance mode for service personnel ...................5-1
1.2 List of Maintenance Mode Functions.....................................................................5-2
1.3 Details of Maintenance Mode Functions ...............................................................5-3
1.3.1 Change USB No. return value
(End-user accessible maintenance mode only) .........................................5-3
1.3.2 Initialize user setting...................................................................................5-3
1.3.3 Check ADF .................................................................................................5-4
1.3.4 Check sensor operation .............................................................................5-4
1.3.5 Acquire white level data and set CIS scan area.........................................5-4