Troubleshooting

This section on troubleshooting is a guide to problems associated with the installation and integration of the system only. Refer to the 'PH10 PLUS installation and user's guide' (Renishaw part number H-1000-5070) regarding problems associated with normal operation of the system.

The optional HCU1 can also be used to identify system faults. For full details of the use and fault finding capability of the unit see the 'HCU1 hand control unit user's guide' (Renishaw part number H-1000-7592).

Use the table below to identify problems you are experiencing with your system. If you experience problems which you are not able to identify or solve satisfactorily, please contact Renishaw for further advice.

Power on LED not lit

Possible causeSolution
Power lossCheck mains cable connections and integrity
Check power block is supplying 24 V
Check CMM emergency stop condition - power may have been removed by CMM

 

No head movement in automatic mode

Possible causeSolution
Power lossSee above
Cable / connection faultCheck connection and integrity of cabling between head and controller
Communications failureCheck RS232 baud rate
Incorrect command set selectedCheck correct command set is selected

 

No head movement in manual mode

Possible causeSolution
Power lossSee above
Cable / connection faultCheck connection and integrity of cabling between head and controller

 

No output signal received by the CMM computer

 

Possible causeSolution
Cable / connection faultCheck connection and integrity of cabling between head and controller
Check connection and integrity of cabling between controller and interface
Check connection and integrity of cabling between interface and computer
Multiwire bypass connector not fittedFit a multiwire bypass connector with will permit a standard touch-trigger probe signal to reach controller
Multiwired probe in useCheck that the multiwire cable is correctly fitted to the head
Check that the trigger output to the CMM computer is connected to the multiwired probe interface

 

Poor measurement performance

Possible causeSolution
Loose mounting of headEnsure all mounting screws are tight and mounting to CMM is secure
Probe damping enabled during measurementEnsure probe damping is not enabled during measurement moves