Komatsu ecot3 Operation And Maintenance Manual page 92

OPERATION
Handling Function Switches
The function switches (A) at the bottom of the monitor display
consist of 6 switches (F1 to F6). The function of each switch
differs according to the content of each screen.
The function of switches (A) on each screen can be confirmed
by guidance icons (B) displayed on top of each switch.
If there is no display in guidance icon (B), even if switch (A) is
pressed, it will not function.
Even if guidance icon (B) is pressed, it will not function. Press
switch (A) immediately below the guidance icon display to
operate the function.
The operation of the function switches if the initial screen is the standard screen is as follows.
Camera Screen Selector Mode Switch
On machines with a camera (if equipped), press switch F3 to
switch to the camera screen display.
On machines not equipped with a camera, the guidance icon on
top of switch F3 is not displayed.
Even if switch F3 is pressed, the screen will not switch to the
camera screen display.
A maximum of 3 cameras can be installed.
If you want to install a camera, please consult your Komatsu
distributor.
DETAILED CONTROLS AND GAUGES
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