Komatsu PC138US-11 Operation & Maintenance Manual page 89

OPERATION
Displaying only meter
On the standard screen (camera display, meter display), press switch F3, and only the meter is displayed.
For details, see "CAMERA IMAGE SELECTOR SWITCH (3-51)".
(1) Seat belt caution lamp
(2) Action level display
(3) Caution lamp
(4) Caution lamp
Standard screen (only meter display)
When 1 type of caution is generated, it is displayed on caution lamp (3).
When 2 types of caution are generated, they are displayed on caution lamps (3) and (4).
When 3 types or more of caution are generated, they are displayed on caution lamps (3) and (4) alternately at
intervals of 2 seconds.
REMARK
For the action level display, see "ACTION LEVEL DISPLAY (3-20)".
(5) Engine coolant temperature caution lamp
(6) Hydraulic oil temperature caution lamp
(7) Fuel level caution lamp
WENAM00111
EXPLANATION OF COMPONENTS
3-19