Sony HCD-GZR9D Service Manual page 41

3. Mode: Playback
test tape
P-4-A063
(6.3 kHz, –10 dB)
pin
L-CH
MAIN
L
board
R
IC101
R-CH
pin
waveform of oscilloscope
in phase 45°
good
4. After the adjustments, apply suitable locking compound to
the pats adjusted.
Adjustment Location: Playback Head (Deck A)
Record/Playback/Erase Head (Deck B)
forward
reverse
oscilloscope
pin
V H
90° 135° 180°
wrong
HCD-GZR7D/GZR8D/GZR9D
41