Komatsu PC130-7 Shop Manual page 67

TESTING AND ADJUSTING
Display of operator menu
a Only outline of the operator menu is described in
this section. For details of each menu, see
O P E R AT I O N M A N U A L o r t h e v o l u m e o f
STRUCTURE AND OPERATION.
1. Function of displaying service meter
While the machine is used normally, the monitor
panel displays the following information.
• Display section (1): Nothing is displayed
• Service meter section (2): Service meter
PC130-7
SPECIAL FUNCTIONS OF MONITOR PANEL
2. Function of displaying user code
If the machine has any trouble, the correspond-
ing user code is displayed automatically in dis-
play section (1) and the caution buzzer is turned
ON to urge the operator to take a proper remedy,
depending on the degree of the trouble.
a Service meter section (2) continues display-
ing the service meter.
a For displayed user codes and the remedies
shown to the operator, see "User codes and
remedies shown to operator".
a Each user code simply shows occurrence of
a trouble to the operator. To find out the
cause of the trouble, a serviceman must
check the error code with the "Function of
displaying error code [01]" in the service
menu.
<Reference>
A user code is displayed only when a serious trouble
occurs.
Even if a user code is not displayed, a trouble may
have occurred. If you feel any abnormality, be sure
to check for an error code with the "Function of dis-
playing error code [01]" in the service menu.
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(1)