6-191 Before Using the Products2 Preparation3 Connection4 Setup5 Adjustment6 When in Trouble7 SupplementWhen the motor does not run, refer to P.2-64, "Display of Factor of No-Motor Running" of Preparationas well.Classification Causes MeasuresWiring Speed commandis invalid(Velocity)Check that the velocitycommand input method(external analogcommand/internalvelocity command) iscorrect.1) Check the setups of Pr3.02 to Pr3.03 again bysetting up Pr3.00 to 0, when you use the externalanalog command.2) Set up Pr3.04 to Pr3.07 and Pr3.08 to Pr3.11 bysetting up Pr3.00 to either one of 1, 2 or 3, whenyou use the internal speed command.Speed zeroclamp input(ZEROSPD) ofConnecter X4 isopen.(Velocity/Torque)In the front panelmonitor mode, is the PinNo. corresponding toZEROSPD in “ A ” state?1) Check and make wiring so as to connect speedzero clamp input to COM–.2) Set up Pr3.15.Torque commandis invalid (Torque)Check that the torquecommand input method(SPR/TRQR input,P-ATL/TRQR input) iscorrect.1) Check that the input voltage is applied correctly bysetting up Pr3.17 to 0, when you use SPR/TRQRinput.2) Check that the input voltage is applied correctly bysetting up Pr3.17 to 1, when you use the P-ATL/TRQR input.Velocity control isinvalid (Torque)Check that the velocitylimit input method(parameter velocity, SPR/TRQR/SPL input) iscorrect.1) Set up the desired value to Pr3.21 by setting upPr3.17 to 0, when you use the parameter speed.2) Check that the input voltage is applied correctlyby setting up Pr3.17 to 1, when you use the SPR/TRQR/SPL input.Installation Main power isshut off.In the front panel monitormode, is the Pin No.corresponding to S-RDYin “ - ” state?Check the wiring/voltage of main power of the driver(L1, L2 and L3).The motor shaftdrags, the motordoes not run.1)Check that you canturn the motor shaft,after turning off thepower and separate itfrom the machine.2)Check that you canturn the motor shaftwhile applying DC24Vto the brake in caseof the motor withelectromagnetic brake.If you cannot turn the motor shaft, consult with thedealer for repair.3. TroubleshootingMotor Does Not RunRelated page • P.4-24... “Details of parameter” • P.3-30 “Inputs and outputs on connector X4”