Komatsu GALEO HM350-2 Operation & Maintenance Manual page 74

OPERATION
CENTRAL WARNING LAMP
If the machine is in the following condition, this lamp will flash, and
at the same time, the alarm buzzer will sound intermittently.
When a problem has occurred in any of "EMERGENCY STOP
ITEM (PAGE 3-15)".
When action code "E02" or "E03" is displayed on the character
display.
If the parking brake is applied, but the shift lever is not at the N
position.
When the dump lever is not at the FLOAT position or the dump
body is raised and the shift lever is not at the N position.
When the engine tachometer indicates the red range.
EXPLANATION OF COMPONENTS
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