
TABLE OF CONTENTS
B--63005EN/02
c--6
7. DIGITAL SERVO 523..........................................................
7.1 INITIAL SETTING SERVO PARAMETERS 524..........................................
7.2 SERVO TUNING SCREEN 534........................................................
7.2.1 Parameter Setting 534...........................................................
7.2.2 Displaying Servo Tuning Screen 534...............................................
7.3 ADJUSTING REFERENCE POSITION (DOG METHOD) 537...............................
7.3.1 General 537...................................................................
7.4 DOGLESS REFERENCE POSITION SETTING 540.......................................
7.4.1 General 540...................................................................
7.4.2 Operation 540..................................................................
7.4.3 Associated Parameters 541.......................................................
8. AC SPINDLE (SERIAL INTERFACE) 542.........................................
8.1 AC SPINDLE (SERIAL INTERFACE) 543...............................................
8.1.1 Outline of Spindle Control 543....................................................
8.1.1.1 Method A of gear change for machining center 545....................................
8.1.1.2 Method B of gear change for machining center (PRM 3705#2=1) 545.....................
8.1.1.3 For lathe 545..................................................................
8.1.2 Spindle Setting and Tuning Screen 546..............................................
8.1.2.1 Display method 546.............................................................
8.1.2.2 Spindle setting screen 546........................................................
8.1.2.3 Spindle tuning screen 547........................................................
8.1.2.4 Spindle monitor screen 549.......................................................
8.1.2.5 Correspondence between operation mode and parameters on spindle tuning screen 551.......
8.1.3 Automatic Setting of Standard Parameters 554........................................
8.2 AC SPINDLE (ANALOG INTERFACE) 555.............................................
8.2.1 Outline of Spindle Control 555....................................................
8.2.1.1 Block diagram 556..............................................................
8.2.1.2 Calculation of S analog voltage and related parameters 557.............................
8.2.1.3 Tuning S analog voltage (D/A converter) 559.........................................
9. TROUBL ESHOOTING 561.....................................................
9.1 CORRECTIVE ACTION FOR FAILURES 563...........................................
9.1.1 Investigating the Conditions under which Failure Occurred 563..........................
9.2 NO MANUAL OPERATION NOR AUTOMATIC OPERATION CAN BE EXECUTED 565.......
9.3 JOG OPERATION CANNOT BE DONE 569.............................................
9.4 HANDLE OPERATION CANNOT BE DONE 573.........................................
9.5 AUTOMATIC OPERATION CANNOT BE DONE 578.....................................
9.6 CYCLE START LED SIGNAL HAS TURNED OFF 586....................................
9.7 NOTHING IS DISPLAYED ON THE LCD WHEN THE POWER IS TURNED ON 588..........
9.8 THE DISPLAY ON THE LCD UNIT FLASHES 592.......................................
9.9 INPUT FROM AND OUTPUT TO I/O DEVICES CANNOT BE PERFORMED
INPUT/OUTPUT CANNOT BE PERFORMED PROPERLY 593.............................
9.10 ALARM 85 TO 87 (READER/PUNCHER INTERFACE ALARM) 595........................
9.11 ALARM 90 (REFERENCE POSITION RETURN IS ABNORMAL) 602.......................
9.12 ALARM 300 (REQUEST FOR REFERENCE POSITION RETURN) 604......................