Sony CFD-S40CP Service Manual ▷ View online
36
CFD-S40CP
• Waveforms
1
2
TP4002 FE
VOLT/DIV : 50m V AC
TIME/DIV : 5 msec
TIME/DIV : 5 msec
1
3
VOLT/DIV : 0.1 V AC
TIME/DIV : 0.5 msec
TIME/DIV : 0.5 msec
4
VOLT/DIV : 0.5 V AC
TIME/DIV : 20 msec
TIME/DIV : 20 msec
TP4003 RFDC
VOLT/DIV : 0.5 V AC
TIME/DIV : 1
TIME/DIV : 1
µsec
TP4001 TE
– CD SECTION (1/2) –
Vp-p
1.2
Vp-p
0.7
Vp-p
0.4
Vp-p
MHz
16.9
1.8
5
VOLT/DIV : 0.2V AC
TIME/DIV : 20 msec
TIME/DIV : 20 msec
6
VOLT/DIV : 0.5 V AC
TIME/DIV : 20 msec
TIME/DIV : 20 msec
8
VOLT/DIV : 0.1 V AC
TIME/DIV : 0.1
TIME/DIV : 0.1
µsec
9
VOLT/DIV : 50mVAC
TIME/DIV : 5
TIME/DIV : 5
µsec
IC1002 ua
IC1002 i;
IC801 ea
IC2 w;
– CD SECTION (2/2) –
– MAIN SECTION (1/2) –
– TUNER SECTION –
Vp-p
MHz
621m
27
1.8Vp-p
27MHz
304mVp-p
4MHz
388mVp-p
75kHz
10
Q301 C
VOLT/DIV : 1 V AC
TIME/DIV : 5
TIME/DIV : 5
µsec
– TC SECTION –
V3.9p-p
53kHz
IC1006 us
37
CFD-S40CP
• IC BLOCK DIAGRAMS
IC1 TA2149N
IC2 LC72137M-TLM
GND1
3
2
1
IF REQ
AM
MIX
FM RF IN
AM LOW CUT
5
4
MIX OUT
VCC2
AF IF IN
8
7
6
FM IF IN
GND2
10
9
AGC
QUAD
12
11
R OUT
L OUT
FM RF OUT
22
23
24
20
21
17
18
19
15
16
13
14
AM RF IN
VCC1
FM OSC
ST IND
OSC OUT
AM OSC
IF OUT
LPF2/MO-ST
MPX IN
DET OUT
LPF1/BAND
FM
MIX
FM
OSC
LEVEL
DET
AM
DET
MUTE
FM
DET
ST/MO
FM/AM
AM
OSC
1/1OR
1/16
AGC
SW
ST
1/8
BUFF
BUFF
DIVIDE
DECODE
VCO
IF BUFF
AF BUFF
AF
FM RF
AM IF
FM IF
OCB
I/F
1
CE
2
DI
3
CL
4
DO
16
PD
VSS
15
VDD
14
13
MO/ST
20
X OUT
18
LP-OU
T
17
LP-IN
19
X IN
5
NUTE
6
MW/L
W
7
BAND
8
ST
-IND
9
BAND
DATA SHIFT REGISTER
LATCH
UNIVERSAL
CONTROLER
SWALLOW COUNTER
1/16. 1/17 4 BITS
12 BIT PROGRAMBLE
DIVIDER
UNLOCK
DETECTOR
PHASE DETECTOR
CHARGE PUMP
FILTER
REFERENCE
DIVIDER
POWER
ON
RESET
1/2
10
IF-IN
12
FM-IN
AM-IN
11
20
19
18
17
16
15
14
13
12
11
3
VC
2k
2k
32k
15k
54k
6k
174k
154k
95k
24p
24p
12p
12p
32k
87k
4
5
6
7
8
9
10
1
2
VCC
LD ON
VCC
VCC
AGCCONT
RFTC
RF I
RF O
RFM
FE
FE BIAS
TE
AGCVTH
LD
PD
PD1
PD2
VEE
F
E
EI
VC
FOCUS
ERROR
AMP
TRACKING
ERROR
AMP
VC
VC
VCC
VEE
VEE
VC
VC
VC
VC
VC
VC
VC
VC
49
26k
260k
260k
8k
2k
6p
8k
2k
10k
10k
13.4k
6p
25k
15k
30k
30k
96k
30k
30k
13k
13k
VEE
VCC
VC
VC
670mV
50
µA
10k
55k
10k
10k
56k
10k
56k
1k
APC PD
AMP
APC LD
AMP
VEE
VEE
VREF 1.25V
VC
GND
CE
EXT
VOUT
VDD
CURRENT LIMIT
VREF
IC1005 RN5RF35BA-TR
IC1007 CXA2550M-T6
38
CFD-S40CP
IC321 LC75342
CONTROL
CIRCUIT
LOGIC
CIRCUIT
CONTROL
CIRCUIT
CCB
INTERF
ACE
1
2
3
4
5
6
7
8
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
15
14
13
12
11
10
9
DI
CE
VSS
TEST
LOUT
LBASS2
LBASS1
LTRE
LIN
LSELO
L4
L3
L2
L1
NC
CL
VDD
VREF
RVREF
LVREF
NC
ROUT
RBASS2
RBASS1
RTRE
RIN
RSELO
R4
R3
R2
R1
NC
39
CFD-S40CP
IC1006 CXD3068Q
CE
RFDC
ADIO
IGEN
ASYO
ASYI
RFAC
CLTV
FILO
FILI
PCO
BIAS
VCTL
V16M
VPCO
TE
ASYE
MD2
DOUT
DOUT
LRCK
PCMD
BCK
EMPH
XTSL
XTAI
XTAO
SOUT
SOCK
XOLT
SOCK
XOLT
SQSO
SQCK
SCSY
SBSO
EXCK
XRST
MUTE
DATA
XLAT
CLOK
SENS
SCLK
ATSK
W
FCK
XUGF
XPCK
GFS
C2PO
SCOR
CAM
W
DCK
COUT
MIRR
SE
FE
VC
TES1
TEST
TEST
FFDR
TRDR
TFDR
SRDR
SFDR
FSTO
SSTP
LOCK
PWMI
PWMI
FOK
FRDR
MDP
DFCT
CLOCK
GENERATOR
ASYMMETRY
CORRECTOR
CORRECTOR
DIGITAL
PLL
CPU
INTERFACE
INTERFACE
CORRECTOR
PROCESSOR
SUB CODE
RAM
32K
DEMODURATOR
EFM
ERROR
D/A
DIGITAL
OUT
INTERFACE
SERVO
INTERFACE
SERVO
AUTO
MIRR
DFCT
DFCT
FOK
SERVO
FOCUS
SERVO DSP
SERVO
SERVO
SLED
TRACKING
FOCUS PWM
GENERATOR
GENERATOR
GENERATOR
GENERATOR
SLED PWM
TRACKING PWM
A/D
CONVERTER
OPAMP
ANALOG SW
PWM GENERATOR
DIGITAL
CLV
SERVO BLOCK
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