Komatsu D37EX-24 Operation & Maintenance Manual page 106

EXPLANATION OF COMPONENTS OPERATION
SERVICE METER/CLOCK DISPLAY SELECTOR SWITCH
By pressing switch F4, you can switch the service meter and
clock display on the standard screen.
If you press switch F4 while the clock is displayed, the service
meter is displayed instead of the clock.
If you press switch F4 while the service meter is displayed, the
clock is displayed instead of the service meter.
MULTI GAUGE SELECTOR SWITCH
Multi-gauge display items can be switched by pressing the
function switch F2.
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