1-12
UX-T77
<<Cassette mechanism section>>
Removing the Playback/Recording & Eraser
Head (See Fig. 1 to 3)
1. While shifting the trigger arms seen on the right
side of the head mount in the arrow direction,
turn the flywheel R in counterclockwise direction
until the head mount has gone out with a click
(See Fig. 1).
2. When the flywheel R is rotated in counterclockwise
direction, the Playback/Recording & Eraser head
will be turned in counterclockwise direction from the
position in Fig. 2 to that in Fig. 3.
3. At this position, disconnect the flexible P.C. board
(outgoing from the Playback/Recording & Eraser head)
from the connector CN31 on the head amplifier &
mechanism control P.C. board.
4. After dismounting the FPC holder, remove the flexible
P.C. board.
5. Remove the flexible P.C. board from the chassis base.
6. Remove the spring 1 from behind the Playback/Recording
& Eraser head.
7. Loosen the reversing azimuth screw retaining the Playback
/Recording & Eraser head.
8. Take out the Playback/Recording & Eraser head from the
front of the head mount.
9. The Playback/Recoring & Eraser head should also be
removed similarly according to Steps 1 to 8 above.
Reassembling the Playback/Recording &
Eraser head (See Fig.3)
1. Reassemble the playback head from the front of the
head mount to the position as shown in Fig. 3.
2. Fix the reversing azimuth screw.
3. Set the spring 1 from behind the Playback/Recording &
Eraser head.
4. Attach the flexible P.C. board to the chassis base,
and fix it with the FPC holder as shown in Fig. 3.
5. The Playback/Recording & Eraser head should also be
reassembled similarly to Step 1 to 4 above.
Cassette mechanism
Flywheel R
Trigger arm
Head mount
Fig. 1
Fig. 2
Playback/Recording &
eraser head
Flexible
board
Spring 1
Trigger arm
Head amplifier & mechanism
control P.C. board
Flywheel R
Fig. 3
Playback/Recording &
eraser head
Reversing azimuth
screw
Head
mount
Flexible
board
Spring 1
FPC holder
Head amplifier &
mechanism control
P.C. board
CN31
CN31
