Block Diagram - Tuner/Tape Deck Section - Sony SS-CM90 Service Manual

HCD-M90
6-4. BLOCK DIAGRAM – TUNER/TAPE DECK Section –
TU1
TUNER UNIT
(AEP, UK)
ANENNA
FM75Ω
FM ANT
FM75Ω
ANT GND
(EXCEPT AEP, UK)
ANT GND
AM
AM ANT
FM DET
(AEP, UK)
L-CH
R-CH R-CH
R-CH
HRPE901
RV201
(RECORD/PLAYBACK/ERASE)
REC BIAS
(R)
ERASE
L-CH 4
R-CH 3 R-CH
TUNED 5
DI 9
CK 8
CE 10
DO 7
RDATA 2
DET AMP
1 4 MUX
Q302
RCLK 16
X1 X0
13 14
RDS DECODER
X301
IC326 (SUFFIX-14)
4.332MHz
IC326 (SUFFIX-16)
R-CH
MUTING
MUTING
CONTROL SWITCH
Q100, 101
Q404, 405
RV101
REC BIAS
(L)
BIAS OSC
T401
REC BIAS
SWITCH
COM +8V
Q402, 403
BIAS OSC
Q401
(AEP, UK)
TU
+9.5V
IC306 (2/4) (SUFFIX-11) IC306 (2/4) (SUFFIX-12)
57 TUNED
23 ST DOUT
27 ST CLK
22 ST CE
25 ST DIN
2 RDS DATA
18 RDS-INT
REC/PB EQ AMP, ALC
IC401 (SUFFIX-12) IC401 (SUFFIX-32)
EQ-OUT (L)
28
BIN (L)
34
T101
REC-OUT REC-IN
(L) (L)
BIAS
21 EQ 24
TRAP
ALC
(L)
R-CH ALC 23
R-CH
32 32
SYSTEM CONTROLLER
CAPSTAN/REEL
CAPM CONT1 59 MOTOR DRIVE
Q341, 343
TRIGGER
BTRG 58 PLUNGER DRIVE
Q342, 344
PLAY SW 38
END SW 90
TC SW 91
43 80 41 39
R-CH : R-ch is omitted due to same as L-ch.
SIGNAL PATH
11
13 15 14
: TUNER (FM/AM)
: TAPE PLAY
: REC
PB-OUT
MUTE
TAI (L)
(L)
27
26
TU-L
K
(Page 33)
(TAPE DECK BLOCK)
M M
(CAPSTAN/REEL)
TC-L
L (Page 33)
REC-L
M (Page 33)