Epson RC90 - DMB Sub Board

Maintenance 7. Maintenance Parts Replacement Procedures
7.7 DMB Sub Board
DMB
Sub Board
Removal
(1)
Turn OFF the Controller.
(2)
Unplug the power connector.
(3)
Remove
the Top Panel. (Mounting screws ×10)
(4)
R
emove the DMB.
Refer to
Maintenance: 7.6 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)
DMB
Sub Board
Installation
(1)
Mount the DMB Sub Board. (Mounting screws
×3)
(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.
Refer to
Maintenance: 7.6 DMB.
(5)
Mount the Top Panel. (Mounting screws
×10)
(6)
Plug in
the power connector. Turn ON the Controller and make sure that
the
Controller starts properly without any vibration or abnormal noise.
RC90 (EPSON RC+ 7.0) Rev.4 111