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11.2. Deck Mechanism Section
G HEAD AZIMUTH ALIGNMENT
TEST TAPE
INDICATOR (ELECTRONIC VOLTMETER
QZZCAB
(~ 3 dB)
Fabricate the plug as shown in Fig.3 and
then connect the lead wires of the plug to
CAUTION :
• Please remove the screw-locking bond left on the head base when replacing the azimuth screw.
• After the adjustment, apply screwlock to the azimuth adjusting screw. (Screw-locking bond: RZZ0L01).
• Minimum screw-lock apply on screws must be 180° around the screw.
G TAPE SPEED CHECKING
TEST TAPE
EQUIPMENT CONNECTION
ELECTRONIC COUNTER
QZZCWAT
Headphone Jack (32Ω )
(3 kHz, -10 dB)
Fabricate the plug as shown in
Fig.5 and then connect the lead
wires of the plug to the measur-
ing instrument.
or OSCILLOSCOPE)
Headphone Jack (32Ω )
the measuring instrument.
ADJUSTMENT SPECIFICATION
Motor VR.
(Shown in Fig.6)
ADJUSTMENT
Azimuth Screw
1. Insert the test tape (QZZCAB) and start playback at
(Shown in Fig.4)
maximum volume & equalize at "FLAT".
2. Adjust the azimuth screw for maximum waveform on the
oscilloscope and the similar output on L and R channels.
3. When adjusting the azimuth in the reverse direction,
repeat the adjustment several times because of a little slip
on the forward direction side.
3000±90Hz
1. Insert the test tape (QZZCWAT) and start playback.
2. Check the output at headphone or speaker.
52
REMARKS
REMARKS
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