Block Diagram - Sony CFS-929SMK2 Service Manual

6-2. BLOCK DIAGRAM

-1
J306
L
CD/TV
-2
LINE IN
R
MIC301
MIC
DECK A
(L-CH)
VREF
HP301
PLAYBACK
HEAD
(R-CH)
R-CH
S303
ISS
DECK B
1
HE301
ERASE
S304
HEAD
(REC/PB)
PB REC
(L-CH)
HRP301
RECORD/
PLAYBACK
HEAD
(R-CH) R-CH S304
VDD
-1
-4 -3
J103
PLAY(DECK B)
J102
PLAY(DECK A) Q308
ISS SWITCH
J105
VBATT
Q304
POWER(DECK B)
TAPE
J104
CONTROL
POWER(DECK A)
D378
J101
DIRECTION
(DECK A)
Q306
L
M301
H
CAPSTAN/
REEL +B
Q307
RV302
MOTOR GND
TAPE CONTROL
Q305
ANT1 RV302
FM/SW
TAPE SPEED
S1-2
TELESCOPIC
ANTENNA
L5 SW1 ANT
L5
SW1
TRACKING
S1-1
L7 SW2 ANT
L7
SW2
TRACKING
CV3
L3 MW FERRITE-ROD
CT3
S1-4
ANTENNA
S1
CT3,L3
BAND
MW
TRACKING
FM
r
SW1
CT6
r CT6,L6
L6
SW2 SW1
SW1
r
FREQUENCY
OSC
COVERAGE
MW
CT8
S1-5
CT8,L8
L8
SW2
SW2
FREQUENCY
S1-6 OSC
COVERAGE
CT4
CT4,L4
L4
MW
MW
FREQUENCY
OSC
CV1-4
COVERAGE
TUNING
R-CH IC301
REC/PB PRE AMP
MIC-IN
MIC
9
AMP
A-L
1 R-CH
OUT-L
2 MIC
14
VDD AMP
B-L
32
OUT-R
CD-L
15
12
BIAS
TR-B
30
BIAS
BIAS
T301 OSC
FUNCTION
TR-C
27
29
LOGIC
VDD
A/B
CONTROL
NS/HS
28
VREF
19 VREF
VREF MIC/HS
7 10
VBATT
S305
REG.
HIGH SPEED
Q372
IC1
ON OFF
T
FM/AM
FRONT END,IF DET,
FM STEREO DEMODULATOR
CF1
FE
FM IF
RF IN OUT
FM
18 16
L1 FRONT END
CT1 CV1
FM RF
FM RF
CT1,L1
20
FM
TRACKING
AM IFT
CT2 CV2
CT2,L2
FM OSC
22
FM
FREQUENCY
COVERAFE
AM IF
L2
S1-3
FM OSC
T1
AM RF
FM
19 AM IF
FRONT END
REG OUT
21
REGULATOR
S1-7
AM OSC
24
RV2
FINE TUNING
FINE
CONTROL
TUNING
Q1
FLAT GROOVE
SOUND
EQUALIZER
D307,308
Q101,103 IC302
D310-312
TREBLE/BASS
CONTROL
LCH
IN
BUFFER BUFFER BUFFER
22
Q102 Q105 Q106
TONE
MAXI BASS
AMP
Q104 SWITCH
Q107
TONE
AMP
RCH
Q104
IN
BUFFER BUFFER
BUFFER
1
Q205 Q206
Q201
MAXI BASS
SWITCH
Q207
L9
RV1
FM
FM VCO
IF
26 27 28
LCH OUT
FM RF
6
MPX
IN FM IF/
DECODE
13
RCH OUT
DISCRI
AMP
5 R-CH
T1
AFC/
AGC
AFC/AGC
10
AMP
CF2
CD/TV LINE IN
AM IF
IN
AM IF/
14
DETECT
DETUNE
MUTING
CONTROL
D377
AFC
23
Q303
BAND SEL
INV.
15
Q2
S1-8
BAND
FM
D3
SW1
VCC 7
SW2
4
TU+B
TU+B
MW
D320
FM STEREO
13 13
LIVE POP CINEMA
LED DRIVER
Q309,310
NC
11 7 9 10
D310,
D341
311
IC303
POWER AMP
ANALOG SWITCH 8
RV301
IC304
LINE AMP VOLUME
LCH
OUT
17 3 1 4
TREBLE,
BASS
MUTE
FLAT
7 VCC1
Q313
8 VCC2
MUTE
RCH
CONTROL
OUT
6 Q315,316
R-CH
Q373
POWER ON
INITIAL MUTE
Q301
D323,
S302-1
324
TU+B
D306 D309
S302
FUNCTION
TAPE
RADIO OFF
r
TUNER
POWER SWITCH
DUBBING
TU+B B+ SWITCH
Q371
r
Q302
RADIO
r
VDD
D905
D374
S302-2
F904
D304
VBATT
S901
VOLTAGE
SELECTOR
220 - 240V
R
D901-904 F901
110 - 120V
Q317
DUBBING
SPEED D319
F902
CONTROL
OPR/BATT
F903
T901
r POWER
TRANSFORMER
Signal path
r
: FM : PB(DECK A)
r
: MW : PB(DECK B)
: SW : REC(DECK B)
: CD/TV LINE
R-ch is omitted due to same as L-ch.
CFS-929SMK2
M
KEY1
KEY2 S306
KEY3 SOUND
SELECT
KEY4
VDD
KEY5
R-CH
J301
11
PHONES
9
SP301
WOOFER
(L-CH)
D322 SP303
TWEETER
SIGNAL
(L-CH)
MUTE
J304
D321
5
SPEAKER
R-CH
S301
Q312
MAXI BASS
MAXI
BASS
OFF
CONTROL
r
ON
D318
MAXI BASS
VDD
DRY BATTERY
SIZE "D"
(IEC DESIGNATION R20)
8PCS,12V
J902
DC IN 12V
!
~
AC IN
J901
~
AC IN