HCD-EP50
Record/Playback Head Azimuth AdjustmentAdjustment Location:Record/Playback Head.
Procedure:
1. Mode: Playback (FWD)
test tape
P-4-A100
level meter
(10 kHz, �10 dB)
47 k&
+
set
�
MAIN board
SPEAKER terminal (CN17)
2. Turn the adjustment screw and check output peaks. If the peaks
do not match for L-CH and R-CH, turn the adjustment screw
so that outputs match within 1dB of peak.
within
L-CH1dB
peak
within
Output1dB
level
Note: Refer to O3-7. CASSETTE LID� (see page 10)
R-CH
peak
ScrewScrew
positionL-CHR-CHposition
peakpeak
3. Mode: Playback (FWD)
test tape
P-4-A100
(10 kHz, �10 dB)oscilloscope
L-CH47 k&
VH
set++
�
�
R-CH47 k&
MAIN board
SPEAKER terminal (CN17)
screen pattern
in phase45 ° 90 ° 135 ° 180 °
goodwrong
4. Repeat step 1 to 3 in playback (REV) mode.
5. After the adjustments, apply suitable locking compound to the
parts adjusted.
12 |
ACEC
