Sony DVS-7200A Maintenance Manual page 32

1-2. Control Panel
1-2-5. Installation and Removal of Boards
9. KY-389A, 389B or 390 Board (BKDS-7015)
(1) Open the panel. (Refer to the section 1-2-1.)
(2) Turn off the power switch in the control panel. (Refer to the section 1-2-2.)
(3) Disconnect the three connectors (CN1 through CN3).
(4) Remove the six screws and the KY-389A, 389B or 390 board.
(5) Remove the LE-147, 148 or 180 board and the DC-92 board.
(Refer to "23. LE-147, 148 or 180 Board" or "25. DC-92 Board" in this section.)
PSW3 x 8
PSW3 x 8
(6) Install the KY-389A, 389B or 390 board in the reverse order of the procedures (1) through (5).
1-24
PSW3 x 8
PSW3 x 8
PSW3 x 8
CN3
CN1
CN2
KY-389A board
PSW3 x 8
DVS-7200AE MMP1