Epson RC420 Manual page 134

Maintenance 5. Switching Power Supply Module
(3) Remove four mounting screws, and
(4) Remove two mounting screws, and
(5) Secure the metal plate to a new
(6) Mount the new Switching Power Supply module 2 in the same position. Then,
(7) Connect the five connectors to the new Switching Power Supply module 2.
(8) Secure the Bottom Cover to the Controller with the six mounting screws.
(9) Insert the battery into the Controller.
(10) Secure the battery cover to the Controller with the six mounting screws.
(11) Connect the battery connector to the battery.
(12) Connect the connector of the board for display to the front cover.
(13) Secure the front cover to the Controller with the four mounting screws.
(14) Turn ON the UPS ON/OFF switch.
(15) Connect the all the cables to the back of the Controller.
124
remove the Switching Power Supply
module 2.
remove the metal plate from the
Switching Power Supply module 2.
Switching Power Supply module 2 with
the two mounting screws.
secure it with the four mounting screws.
On the rear side
On the front side
Metal Plate
RC420 Rev.9