JLG 642 Operation & Safety Manual page 67

Section 3—Controls and Indicators
Display Settings. Display settings allows the operator to set up Language, Maintenance
Icon, Real Time Clock (RTC), and screen brightness. Some options may not be available
depending on machine programming. See Service Manual.
Maintenance. Maintenance menu provides the operator with maintenance intervals and
lubrication requirements to properly maintain the telehandler.
Access Level. The access level input screen will prompt the operator to enter a 5 digit
number. The access level will allow the operator or technician the appropriate level of
access to read and or modify display and control system set-up data. See Service Manual.
Operator Tools. Operator tools accesses the anti theft settings, tire selections, and type of
units displayed.
Error Messages. This menu displays Error Messages along with a text description of the
error code. Active messages are shown first with an asterisk at the end. Inactive messages
are displayed in order they are received.
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