Komatsu PC118MR-8 Operation And Maintenance Manual page 117

FUNCTIONING
INSTRUMENTS AND CONTROLS
(7) Function keys
There are six function keys (7), from F1 to F6. The function of
each key changes depending on the content of the current
screen.
With the standard screen, the functions of these keys are as
follows.
q F3: Select video camera feed (if applicable)
q F4: Select hour counter/clock
q F5: Maintenance mode button
q F6: User mode button
q F1 are F2 auxiliary keys for expansion functions.
For descriptions of the functions of each of these keys, see
"USING THE FUNCTION KEYS (3-34)".
(8) Air conditioner control panel
The air conditioner control panel (8) consists of 9 buttons.
For descriptions of the functions of each of these buttons, see
"AIR CONDITIONER CONTROL PANEL (3-88)".
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