258 YASKAWA ELECTRIC TOEP C710606 09B YASKAWA AC Drive V1000 Installation & Start-Up Manual6.5 Drive Replacement6.5 Drive Replacement◆ Serviceable PartsThe drive contains few serviceable parts. The following parts are considered replacementparts on the drive:• Main control board and I/O Terminal board I/O PCBs.• Cooling fan(s)• Front coverReplace the drive if the main power circuitry is damaged. Contact your local Yaskawarepresentative before replacing parts if the drive is still under warranty. Yaskawa reserves theright to replace or repair the drive according to Yaskawa warranty policy.WARNING! Electrical Shock Hazard. Do not connect or disconnect wiring while the power is on. Failure tocomply can result in serious personal injury. Before servicing the drive, disconnect all power to theequipment. The internal capacitor remains charged even after the power supply is turned off. The chargeindicator LED will extinguish when the DC bus voltage is below 50 Vdc. To prevent electric shock, wait atleast five minutes after all indicators are OFF and measure the DC bus voltage level to confirm safe level.◆ Terminal Board OverviewThe drive has a modular I/O terminal block that facilitates quick drive replacement. Theterminal board contains on-board memory that stores all drive parameter settings and allowsthe parameters to be saved and transferred to the replacement drive by disconnecting theterminal board from the damaged drive then reconnecting the terminal board to thereplacement drive. There is no need to manually reprogram the replacement drive.Figure 6.4Figure 6.4 Terminal BoardA – Charge LEDB – Terminal Board ScrewC – RemovableTerminal BoardABC
