Pulling Out And Inserting The Plug-In Boards - Sony DNW-7 Maintenance Manual

3. Move the cam plate (A) on the right side of the
cassette compartment in the direction of the arrow with
fingers as far as it will go.
4. Hold the position of the cassette compartment shown
in the figure and attach two cassette guide pins in the
chassis so that they are put in the round holes of the
stage.
At that time, confirm that the other white roller of the
joint arm positioned in step 1 is put in the notch of the
cam plate (A) on the right side.
5. Push the lever of the cassette compartment and
confirm that the stage smoothly moves up and down.
If not, re-confirm steps 1 to 4.
6. Attach the cassette compartment with three screws.
Screws
( M 1.4 x 3.5 )
Lever
Round hole
of the stage
Cassette guide pin
Notch
White roller
(step1)
DNW-7/90/90WS
Cam plate (A)
Screws
( M 1.4 x 3.5 )
Stage
Notch of the
cam plate (A)
Cassette
Other
guide pin
Joint arm
white roller
1-7. Removal/Installation of Cassette Compartment

1-8. Pulling Out and Inserting the Plug-in Boards

1-8. Pulling Out and Inserting the Plug-
in Boards
Be careful attention so that the parts on the board are not
damaged and the board is positioned and oriented correctly
when pulling out and inserting the plug-in boards.
Replace each board after confirming the setting of switches
and slit lands. (Refer to section 1-9.)
For the adjustment after board replacement, refer to "5.
General Information for Electrical Alignment" of the
Maintenance Manual Part 2 Vol-1.
Pulling out the plug-in board
1. Open the levers and disconnect the plug-in board from
the connectors on the MB-627 board.
2. Pull out the plug-in board.
Plug-in board
Inserting the plug-in board
1. Insert the plug-in board along the board guide rails.
2. Connect the connectors of the plug-in board to the
connectors on the MB-627 board securely. Be sure to
insert the plug-in board with levers in a horizonal
position.
Levers
1-15