Block Diagram - Tape Section - Sony CMT-CP11 Service Manual

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