Dmb Sub Board - Epson RC90 Manual

Maintenance 7. Maintenance Parts Replacement Procedures

7.7 DMB Sub Board

DMB Sub Board (1) Turn OFF the Controller.
Removal
(2) Unplug the power connector.
(3) Remove the Top Panel. (Mounting screws ×10)
(4) Remove the DMB.
(5) Remove the cables from the DMB Sub Board.
(6) Remove two fastening blocks that secures RS-232C connector in the front side.
(7) Remove the DMB Sub Board. (Mounting screws ×3)
(1) Mount the DMB Sub Board. (Mounting screws ×3)
DMB Sub Board
Installation
(2) Mount two fastening blocks that secures RS-232C connector in the front side.
(3) Connect the cables to the DMB Sub Board.
(4) Mount the DMB.
(5) Mount the Top Panel. (Mounting screws ×10)
(6) Plug in the power connector. Turn ON the Controller and make sure that the
110
Refer to Maintenance: 7.6 DMB.
Refer to Maintenance: 7.6 DMB.
Controller starts properly without any vibration or abnormal noise.
RC90 (EPSON RC+ 7.0) Rev.8