e-STUDIO520/600/720/850 OUTLINE OF THE MACHINE March 2005 © TOSHIBA TEC
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2.6 Installation and Separation of PC Boards
[A] System control PC board (SYS board) / SYS board case
(1) Take off the rear cover
( P.2-47 "[L] Rear cover").
(2) Remove 2 screws.
(3) Loosen 10 screws and take off the SYS
board cover by sliding it upward.
Note:
A cooling fan is installed on the SYS board
cover. Therefore be sure not to pull the har-
nesses connecting to the fan.
(4) Disconnect the connector of the cooling fan
from the SYS board.
Fig.2-46
(5) Remove 5 screws to take off the leaf spring.
Fig.2-47
(6) Disconnect 7 connectors of the SYS board.
(7) Remove 6 screws to take off the SYS board.
Fig.2-48
SYS board cover
Leaf spring
SYS board
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