3. Mode: PlaybackTape Speed Adjustment (Deck A)
test tapeProcedure:
SPEAKER
P-4-A1001. Mode: Playback
(10kHz, �10dB)terminal (JK401)
(L-CH)
oscilloscopetest tape
WS-48Bfrequency counter
L(3kHz, 0dB)
Rset+
�
SPEAKER
terminal (JK401)SPEAKER
(R-CH)terminal (JK401)
Waveform of oscilloscope
2. Adjust the SFR601 so that the frequency counter reads 3,000
Hz ? 90Hz.
in phase 45u90u135u180u
Adjustment Location: MAIN board
goodwrong
Sample Value of Wow and flutter
W. RMS (JIS) within 0.3%
4. After the adjustments, apply suitable locking compound to the(test tape: WS-48B)
parts adjusted.
[FLD BOARD] N Component side N
Adjustment Location:
Remove the cassette lid before adjustment (See page 12)
SFR601
CN604
Adjustment screws
REC/PB head (deck B)
or PB head (deck A)
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