Fujitronic Programmable Operation Display UG520H-x - Manual (Page 265)

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15. Attach the connector to the inverter board.
16. Attach the 2 insulating seals to places above the resistors between the coil and the connector on the
inverter board.
17. Attach the CPU board.
Insert the LEDs into each hole of the POWER lamp and the ENB lamp.
18. Attach the 4 screws to fix the CPU board.
* Tighten one screw at the bottom right with an earth cable terminal.
Screws
Earth cable
19. Attach the 3 ribbon cables.
Ribbon cable connector
Insert the ribbon cable into the connector and slide the lock to set it.
Lock
Ribbon cable
Ribbon cable connector
Lock
Ribbon cable
Connector B
Front external case
Ribbon cable
Connector C
Connector A
Connector D
Connector E
Ribbon cable
Gasket
7 How to Replace the Backlight Unit