Tuner Section - Sony XR-M500R Service Manual

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Dolby Level Adjustment
Setting:
[SOURCE]
button
[MENU]
Preset (PLAY MODE) and
[DISC ]
–
buttons
[SOUND] (BAS) button
[SOUND] (TRE) button
[SOUND] (BAL) button
[SOUND] (FAD) button
[+]
(VOL) button
test tape
P-4-D400
(400Hz, 0 dB)
Procedure:
1. Put the set into the FWD PB mode.
2. Adjust RV400 (L-CH) and RV401 (R-CH) so that the level
meter reading is –6±0.5 dB (0.37 to 0.41 V).

TUNER SECTION

Tuner section adjustments are done automatically in this set.
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: ON
: NR off
: Center
: Center
: Center
: Center
: Maximum
MAIN board
TP (DOLBY-L)/
level meter
TP (DOLBY-R)
+
set
–
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2 9
8
Adjustment Location:
– SET UPPER VIEW –
Q Q
3 6 7 1 3 1 5
– SET BOTTOM VIEW –
co
.
9 4 2 8
TUX100
Tape Speed
Adjustment
RV401
Dolby Level
Adjutment (R-ch)
RV400
Dolby Level
Adjutment (L-ch)
0 5 8 2 9 9 4 2 8
TP (DOLBY-R)
Dolby Level
Adjustment
TP (DOLBY-L)
m
9 9
9 9
25