Sony CFD-S38L - Block Diagram - Main Section

6-4. BLOCK DIAGRAM — MAIN SECTION —
CFD-S38L
– 19 – – 20 –
CD SECTION
1
CD L-CH
24
5
6
21 22
4
CNP301
CNP305
CNP304
L-CH
R-CH
HRP301
RECORD/
PLAYBACK
HEAAD
HE301
ERASE HEAD
R-CH
DET
ALC 2
RADIO L
20
18
15
OUT-L
OUT-R
TAPE
Q308
R-CH
31
23
24
21
IN1
TONE VOL
OUT1
BC
CONTROL
VC
20
CK
19
DATA
18
LATCH
VOLUME/SOUND CONTROL
IC302
STBY
12 103 5
8
POWER AMP
IC303
P.CONT
DBB
CONTROL
Q309
R-CH
KH306 CNP306
R-CH
R-CH
SP301
SPEAKER
L-CH
SP302
SPEAKER
R-CH
J301
2
1
3
2
1
3
HEADPHONE
BOARD
REF
CD L
REC L
Q322-325
REC
T301
BIAS OSC
Q301
Q321
Q326
4
3
2
1
2
COM5V
S305
(REC)
REC
13
F-TAPE
ISS2 ISS1
69
A-MUTE
CLOCK
DATA
CE
P-CON
66
29
38–41 43–64 73•74 23–25
79
17 16 15 21
TC PLAY
LIQUID CRYSTAL
DISPLAY
LCD501
KH303
1
1
4
4
CNP2
2
6
4 3 5
12 13
SYSTEM CONTROL
IC501 (2/2)
20 19
67
18 21
COM0
|
COM3
SEG0
|
SEG22
CE CLK DATA COUNT SFT-CLK
30
RST MUTE
2
RMC
8
REG CHK
KEY1
|
KEY3
31
EXTAL1
32
XTAL1 TX TXE
TUNER
21 20
X501
4.19MHz
X502
32.768kHz
CLOCK
SHIFT
Q505, 506
RESET
IC503
IF REQ
Q13
AM HIGH
CUT
Q12
POWER
SWITCH
Q503
POWER
CONTROL
Q501
POWER
SWITCH
Q502
VDD (UCOM)
KH506
5
5
4
4
1
1
3
3
2
2
CNP1
VOL
1,2,4 7
1,2,4 7
S601-607
S609-614
S617-624
1
3
IR
RECEIVE
IC601
CNP602
CNP502
66
88
VDD (SW)
D601
OPR/BATT
VDD (UCOM)
AC HI
CD
SECTION
3
Signal path
: FM
: MW
: PB
: REC
: CD
R-ch : same as L-ch.
CE CL
DI
DO
AM IN FM IN XOUT XIN
14
MO/ST
11
IF IN
MO/ST
BAND
ST-IND
OSC
10
BAND
8
BAND
9
ST-IND
LW
19
LP
7
MW
AM
OSC
AM
MIX
FM
MIX
FM
OSC
AM RF
FM
RF
X1
75kHz
PLL
IC2
14 17 13 18
16 15
11
12
1920
22 4 6
7
10
2
2124
T1
CF4
L2
L1 CT1
RA6VRA6V
D1 D2
CT3
CT5
D3
-2
LW
-1
MW
CT3,L3-1
MW
TRACKING
CT5,L3-2
LW
TRACKING
L4
LW FREQUENCY COVERAGE
CT1,L1
FM
TRACKING
L2
FM
FREQUENCY
COVERAGE
BPF
FL1
ANT1
FM
TELESCOPIC
ANTENNA
IF
BUFFER
AM
DET
FM
DET
IF CUT
AF
BUFFER
FM
MPX
MUTE
IF CUT
R
L
R-CH
CF3
RA6V
QUAD
FM/MW/LW FRONT-END, IF DET,
FM STEREO DEMODULATOR
IC1
L4
2
1
CF2
RA6V
CF1
RA6V
CONTROL BOARD
04
3
4
5
VDD(SW)
S304
TAPE
PLAY
S303
MOTOR
ON/OFF
M
M301
CAPSTAN/
REEL
MOTOR
MAIN BOARD (2/2)
REF
CD
SECTION
2
REC/PB
PRE-AMP
IC301
TUNER BOARD
ISS SW
Q302
ISS SW
Q303
7776
MW SW
Q41
L3
MW/LW
FERRITE-ROD
ANTENNA
LW SW
Q43
LW SW
Q44
VDD(SW)
REG
Q61
MW SW
Q42
MW SW
Q40
LW SW
Q2
w w w . x i a o y u 1 6 3 . c o m
Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
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