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8-6. REMOVING AND INSTALLING THE CAS-
SETTE HOUSING
• Removal
1. In the cassette removing mode, remove the cassette.
2. Unplug the power cord.
3. Remove in the following numerical order.
a) Remove two screws 1.
b) Slide and pull up the cassette housing control.
Figure 8-1.
• Reassembly
1. Before installing the cassette housing control, short-
circuit between TP5102 and TP5103 provided goes left
at VTR display PWB, press the eject button. The casecon
drive gear turns and stops when the positioning mark
appears. Engage two teeth of casecon drive gear with
the three teeth of casecon drive angle gear, and set on
the mechanism chassis as shown below.
Casecon
drive gear
Figure 8-2.
2. Install in the reverse order of removal.
Power source plug is pulled out after the mounted
completion, and it comes.
Notes:
1. When fitting the S/E sensor holder to the cassette
2. Misengagement of teeth of casecon drive gear and drive
3. In the case when you use the magnet screw driver, never
4. When installing or removing, take care so that the
1
5. After installing the cassette housing control once per-
8-7. TO RUN A TAPE WITHOUT THE CASSETTE
1. Remove the full-surface panel.
2. Short-circuit between TP5102 and TP5103.
3. Plug in the power cord.
4. Turn off the power switch.
Cassette
housing
5. Open the lid of a cassette tape by hand.
control
6. Hold the lid with two pieces of vinyl tape.
7. Set the cassette tape in the mechanism chassis.
8. Stabilize the cassette tape with a weight (500g) to
9. Turn on the power switch.
10. Perform running test.
Weight to prevent
float (500g)
Note:
The weight should not be more than 500g.
Casecon drive
angle gear
To take out the cassette tape.
1. Turn off the power switch.
2. Take out the cassette tape.
21
controller frame L/R, take care.
angle gear causes malfunction. (The cassette cannot be
set, load and ejection are repeated).
approach the magnet driver to the A/C head, FE head,
and drum.
cassette housing control and tool do not contact the
guide pin or drum.
form cassette loading operation.
HOUSING CONTROL ASSEMBLY
(The pole bases move into U.L.position.)
prevent floating.
500g
Figure 8-3.
DV-NC55U/C/M
Mechanism chassis
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