Sony DNW-A100 Maintenance Manual page 204

5-3. Drum Assembly Replacement
2. Disconnect the Flexible Board
Disconnect the flexible board from connector
CN2 on the SE-341 board.
3. Remove the Drum Assembly
(1) Remove the harness of the demagnetization
head assembly from the harness rail, then
disconnect the connect.
(2) Rotate the upper drum assembly manually
counterclockwise and adjust the dented
portion on the board cover with the lower
drum fixing screw as shown in the figure.
n
The drum assembly is fixed to the chassis
with the three fixing screws (C3
screw hole.
(3) Fully loosen the screw using a hexagonal
wrench driver.
n
These screws cannot be removed because of
stoppers.
(4) Rotate the upper drum counterclockwise by
finger and fully loosen other two screws in
the same way as in steps (2) and (3).
5-20
Connector
8) in the
X
Harness rail
Demagnetization head assembly
Board cover
Screw(C3 x 8)
Drum assembly
Plate MR
Harness
Brush slip ring assembly
Screw
hole
Flexible board
Screws
(C3 x 8)
CN2
SE-341
board
DNW-A100/A50/A45
DNW-A100P/A50P/A45P