III
CONT
ENTS
Correspondences between digital and actual characters .................................. 159
5.6.10 Motor and machine vibrate .................................................................................................... 167
5.6.11 Speed varies during operation............................................................................................... 168
5.6.12 Operation mode is not changed properly .............................................................................. 169
5.6.13 Operation panel (FR-DU07) display is not operating............................................................. 169
5.6.14 Power lamp is not lit .............................................................................................................. 169
5.6.15 Unable to write parameter setting.......................................................................................... 169
PRECAUTIONS FOR MAINTENANCE AND INSPECTION
Measurement of main circuit voltages, currents and powers............................. 177