12 YASKAWA ELECTRIC TOBPC73060034A Potentiometer Technical Manual5 Installation Procedure5 Installation Procedure◆ Section SafetyDANGERElectrical Shock HazardDisconnect all power to the drive, before servicing.Failure to comply will result in death or serious injury.Wait at least one minute after all indicators are off. The drivehas internal capacitors that remain charged even after the optionis disconnected. The drive charge LED will extinguish whenthe DC bus voltage is below 50Vdc. Measure drive DC busvoltage to confirm safe level.NOTICEDamage to EquipmentProperly connect the connectors.Failure to comply may prevent proper operation and possiblydamage equipment.