Komatsu PC500LC-10R, Shop Manual, Page: 582 / 758

6) When all items are “OK”, “Inspection finished normal-
ly.” screen automatically displayed.
Press ENTER switch. “GPS & Communication State”
appears, and the KOMTRAX Communication Inspec-
tion for machine side is completed.
Other than the above, perform step 3.
3.
Troubleshooting when KOMTRAX Communication Inspec-
tion is finished unsuccessfully
• If any of 1) to 5) in step 2 is finished unsuccessfully,
perform inspection from 1) in step 2.
• If 6) in step 2 is finished unsuccessfully, following problems are suspected.
Troubleshooting when the failure occurs
Phenomenon Cause Required action
GPS does not be-
come OK.
Something on the cab blocks off GPS sat-
ellites acquisition. Remove the obstacle on the cab.
GPS antenna cable is not connected to
the machine monitor, or they are loose. Check for the connection. If the connection is loose,
secure it.
Modem does not
become OK.
The mobile phone is out of communication
range. Check for state of in/out communication range with
your mobile phone.
If it is out of communication range, move into com-
munication reception range and perform inspection.
Communication antenna cable is not con-
nected to the KOMTRAX terminal, or they
are loose. Check for the connection. If the connection is loose,
secure it.
KOMTRAX terminal is not connected to
machine side wiring harness, or they are
loose. Check for the connection. If the connection is loose,
secure it.
4.
After troubleshooting, perform 1) in step 2 again.
When the problems are not solved, contact your KOMTRAX support center.
METHOD FOR STARTING UP KOMTRAX TERMINAL 30 TESTING AND ADJUSTING
30-176 PC500LC-10R