
TABLE OF CONTENTS B-65325EN/01
c-2
2.2 FOR Series 16i, 18i, 20i, 21i, 0i, AND Power Mate i...................................36
2.2.1 Servo Alarm........................................................................................................... 36
3 TROUBLESHOOTING AND ACTION ..................................................37
3.1 SERVO AMPLIFIER MODULE ....................................................................38
3.1.1 Converter: DC Link Undervoltage ....................................................................... 39
3.1.2 Converter: DC Link Overvoltage ......................................................................... 39
3.1.3 Converter: Excessive Deceleration Power ........................................................... 39
3.1.4 Converter: Control Power Supply Undervoltage.................................................. 40
3.1.5 Inverter: Internal Cooling Fan Stopped ................................................................ 40
3.1.6 Inverter: Cooling Fan Stopped of the Radiator .................................................... 41
3.1.7 Inverter: IPM Alarm ............................................................................................. 41
3.1.8 Inverter: IPM Alarm (OH).................................................................................... 42
3.1.9 Inverter: Motor Current Alarm............................................................................. 43
3.1.10 Inverter: FSSB Communication Error .................................................................. 44
3.2 SERVO SOFTWARE...................................................................................45
3.2.1 Servo Adjustment Screen ...................................................................................... 45
3.2.2 Diagnosis Screen ................................................................................................... 47
3.2.3 Overload Alarm (Soft Thermal, OVC).................................................................. 48
3.2.4 Feedback Disconnected Alarm.............................................................................. 49
3.2.5 Overheat Alarm ..................................................................................................... 50
3.2.6 Invalid Servo Parameter Setting Alarm................................................................. 50
3.2.7 Alarms Related to Pulsecoder and Separate Serial Detector................................. 51
3.2.8 Other Alarms ......................................................................................................... 54
4 HOW TO REPLACE THE FUSES AND PRINTED CIRCUIT
BOARDS ..............................................................................................56
4.1 HOW TO REPLACE THE FUSES AND PRINTED CIRCUIT BOARDS ......57
4.1.1 Ordering Number of Printed Circuit Board........................................................... 59
4.1.2 Fuse Locations....................................................................................................... 59
4.2 HOW TO REPLACE THE FAN MOTOR......................................................60
4.2.1 Internal-Fan Motor Replacement Procedure for SVM1-4i and SVM1-20i........... 60
4.2.2 Internal-Fan Motor Replacement Procedure for SVM1-40i and SVM1-80i......... 61
4.2.3 External-Fan Motor ............................................................................................... 62
III. START-UP PROCEDURE FOR βi SVPM
1 OVERVIEW ..........................................................................................65
2 CONFIGURATIONS .............................................................................66