Read Sony HCD-CP11 (serv.man2) Service Manual online
HCD-CP11
12
Sony Corporation
Audio Entertainment Group
9-929-095-82
2000I1672-1
Printed in Japan © 2000.9
Published by General Engineering Dept.
Playback level Confirmation and Adjustment
Procedure:
Mode: Playback
Mode: Playback
Confirm playback level is within specification values as follows.
If these levels are out of specification values, adjust the RV151 (L-
CH) and RV251 (R-CH) on the MAIN board so that the level meter
reading become within specification values.
If these levels are out of specification values, adjust the RV151 (L-
CH) and RV251 (R-CH) on the MAIN board so that the level meter
reading become within specification values.
Specification values:
PJ301 PB level: 301.5 to 338.3 mV (–8.2 to –7.2 dB) level difference
between the channels: within ±0.5 dB
PJ301 PB level: 301.5 to 338.3 mV (–8.2 to –7.2 dB) level difference
between the channels: within ±0.5 dB
Adjustment Location: MAIN board
+
–
–
set
test tape
P-4-L300
(3 kHz, 0 dB)
P-4-L300
(3 kHz, 0 dB)
MAIN board
LINE OUT jack (PJ301)
L-CH, R-CH
LINE OUT jack (PJ301)
L-CH, R-CH
frequency counter
3.
CORRECTION (Page 13)
: indicates corrected portion.
Tape Speed Adjustment
Procedure :
Mode : Playback
Mode : Playback
Adjustment Value :
Adjust the tape speed adjustment control inside motor, so that the
frequency counter reading becomes 3,000 Hz ± 90 Hz.
Adjust the tape speed adjustment control inside motor, so that the
frequency counter reading becomes 3,000 Hz ± 90 Hz.
Adjustment Location :
Loading motor in mechanism deck (TAPE DECK BLOCK)
Loading motor in mechanism deck (TAPE DECK BLOCK)
32
Ω
test tape
WS-48B
(3kHz, 0dB)
WS-48B
(3kHz, 0dB)
set
digital frequency
counter
counter
PJ301 (LINE OUT jack)
+
–
Added
