Komatsu PC88MR-10 Shop Manual page 470

30 Testing and adjusting
Electrical system
3. Display of message (with return mail function)
If Numeric Input is displayed under the message,
input a proper number by using the numeral
input switches and enter it by using the function
switch, and the information is returned to the
KOMTRAX base station.
[F5]: Returns to "KOMTRAX Settings" screen
[F6]: Enters input value and sends it back
a This message is different from that sent to
the operator in the operator mode.
a Since this message is special for the
technician, the message monitor is not
displayed when it is received with the
machine monitor in the operator mode.
30-120 PC88MR-10