Sony CMT-CP11 - Block Diagrams

HCD-CP11
1515
6-2. BLOCK DIAGRAM – TAPE Section –
16
C
(Page 17)
B
(Page 16)
A
(Page 16)
• SIGNAL PATH
: TAPE RECORD
: TAPE PLAY
REC-BIAS
REC-MUTE
DOLBY
L-MUTE
REC/PB
MOT-CON
BIAS
R/MUTE
NR-ON
L/M
R/P
(CrO
2 DET)
DECK A/B
SELECT
REC/PB
Q351
REC/PB SWITCHING
IC350
DECK PROCESS,
DOLBY NR AMP
IC352
R-CH
R-CH
L-CH
(RECORD/PLAYBACK)
R-CH
R-CH
N N/C/M C M
4
86
87
88
96
95
19
20
18
25 24 23
17
16
15
35
32
37
41
39
4
8
7 9
(ERASE)
(HALF DET (SIDE-A))
(HALF DET (SIDE-B))
(CASSETTE IN DET)
(HEAD POSITION DET)
Q352
REC/PB
PB-L
REC-L
Q353
Q354
Q356
Q355
PLAYBACK
EQ AMP
IC351
DOLBY NR
AMP
CIRCUIT
BIAS SWITCH
CIRCUIT
RV151
PLAYBACK
LEVEL (L)
RV152
RECORD
LEVEL (L)
33, 34
BIAS
TRAP
CAPSTAN/REEL
MOTOR DRIVE
Q657, 659
TAPE-END
1
T-MODE
6
TC-SW
32
TAPE END DETECT
SENSOR
T150
BIAS OSC
T351
+8V
RECORD
BIAS (L)
BIAS OSC
Q357, 358
REC BIAS
SWITCH
Q359, 360
RV153
RECORD
BIAS (R)
RV253
M
(CAPSTAN/REEL)
SOL-CON
10
TRIGGER
PLUNGER DRIVE
Q656, 658
(TRIGGER PLUNGER)
SYSTEM CONTROLLER
IC801 (1/3)