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6. Adjust C08 REC FREQ R1 and C10 REC FREQ R2 so that the level at
20MHz is maximum.
7. Store the signal in the TRACE-B.
8. Adjust following items so that the waveform becomes TRACE-A of
the following figure.
Adjustment items
C07 REC CURR R1 , C09 REC CURR R2
C08 REC FREQ R1 , C10 REC FREQ R2
9. Add "+110" to the value of C07 REC CURR R1 and C09 REC CURR
R2
(Ex. In case of -50
10. After adjustment, compare the spectrum of Master Playback and
Confidence Playback
6.6.33. Comparison Of the Spectrum of Master PB and Confidence PB (50M Rch)
Board
Specification
Test Point
Adjustment Point
Input Signal
Mode
Tape
M.EQ
+60)
RF EQ (H4)
TP104, TG101, TP2, TG1
INT SG Color bar
REC, PLAY
R/P Tape, VFM3580KM
Spectrum Analyzer
124
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