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PLAYBACK SECTION
1. Head Azimuth Adjustment
¢ Turn VR105, 106 to mechanical center positions.
[No.| Mode |
Input signal & test tape
Adjustment location
Measuring location
Adjustment value
Play the 10 kHz/-20 dB
Head azimuth adjustment
:
'
PLAY
section of STD-331B test | screw.
LINE OUT
Maximum playback signal
tape.
(See Fig. 6-2)
level.
| 2. | STOP
Lock the screw with screw lock after completing adjustment.
2. Playback Level Adjustment
© This adjustment determines the DOLBY NR level, and must be performed with great care.
Input signal & test tape
Adjustment location
Adjustment value
This adjustment must
be performed
accurately for proper
Dolby level setting.
Play the 315 Hz/0 dB
section of the STD-331B
test tape.
TP. 3 (Lch)
TP. 4 (Rch)
VR105 (Leh)
VR106 (Rch)
VR351
VR352
R203
R204
TP2
VR353
TPi
TP3
TPp4
L505
"
VR551
nati] i
vR4o1
VAeO?
103
L104
Fig. 6-4
Adjusting points
32
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