SERVICE MANUAL
Ver 1.0 1999. 03
CFD-S38L
AEP Model
UK Model
CD player section
System
Compact disc digital audio system
Laser diode properties
Material: GaAlAs
Wave length: 780 nm
Emission duration: Continuous
Laser output: Less than 44.6 µW
(This output is the value measured at a distance of about 200 mm from the objective lens surface on the optical pick-up block with 7 mm aperture.)
Spindle speed
200 r/min (rpm) to 500 r/min (rpm) (CLV)
Number of channels
2
Frequency response
20 - 20,000 Hz +1/–2 dB
Wow and flutter
Below measurable limit
Radio section
Frequency range
FM
MW
LW
IF
FM: 10.7 MHz
MW/LW: 450 kHz
Aerials
FM: Telescopic aerial
MW/LW: Built-in ferrite bar aerial
87.6 - 107 MHz
531 - 1,602 kHz
153 - 279 kHz
CD
Section
Model Name Using Similar Mechanism PMC-D307L
CD Mechanism Type KSM-213CDM
Optical Pick-up Name KSS-213C
TC
Model Name Using Similar Mechanism CFD-V10
Section Tape Transport Mechanism Type MF-V10-117
SPECIFICATIONS
Cassette-corder section
Recording system
4-track 2 channel stereo
Fast winding time
Approx. 120 sec. with Sony cassette C-60
Frequency response
TYPE I (normal): 70 - 13,000 Hz
General
Speaker
Full range: 10 cm (4 in.) dia.,
6 ohms, cone type (2)
Outputs
Headphones jack (stereo minijack)
For 16 - 68 ohms impedance headphones
Power requirements
For CD radio cassette-corder:
230 V AC, 50 Hz
9 V DC, 6 R20 (size D) batteries
For memory back-up:
6 V DC, 4 R6 (size AA) batteries
For remote control:
3 V DC, 2 R6 (size AA) batteries
Power consumption
AC 25 W
– Continued on next page –
CD RADIO CASSETTE-CORDER
MICROFILM
– 1 –
CFD-S38L
6-5. SCHEMATIC DIAGRAM — TUNER SECTION — • Refer to page 37 for IC Block Diagrams.
-1
MW
-2
LW
– 21 –
(Page 31)
(Page 27)
– 22 –
Note:
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics and tantalums.
• All resistors are in
Ω
and 1 /
4
W or less unless otherwise specified.
• ¢ : internal component.
• U : B+ Line.
• H : adjustment for repair.
• Power voltage is dc 9 V and fed with regulated dc power supply from battery terminal.
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : FM
( ) : MW
< > : LW
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal production tolerances.
• Signal path.
F : FM f : MW
CFD-S38L
6-9. SCHEMATIC DIAGRAM — MAIN SECTION (1/3) — • Refer to page 37 for IC Block Diagrams.
(Page 22)
(Page 30) (Page 31)
• Semiconductor Location
Ref. No.
D302
D303
D351
D501
D951
D952
D953
D955
D957
IC301
IC302
IC303
IC304
IC501
IC502
Location
C-5
H-5
D-3
D-6
H-5
H-5
I-4
H-5
I-5
F-8
F-5
I-6
I-8
C-8
D-6
Ref. No.
Location
IC503
IC701
IC702
IC703
B-10
H-13
H-11
E-13
Q301
Q302
Q303
Q308
Q309
Q311
Q312
Q313
Q321
Q322
Q323
C-5
A-5
A-6
E-5
E-4
F-9
E-10
F-10
C-6
C-5
C-5
Ref. No.
Location
Q324
Q325
Q326
Q501
Q502
Q503
Q505
Q506
Q701
Q951
Q952
Q953
Q954
Q955
Q957
I-11
H-4
H-4
H-4
H-4
I-4
H-5
C-5
C-4
C-5
D-8
D-8
C-11
B-10
B-10
– 27 –
Note on Printed Wiring Boards:
• X : parts extracted from the component side.
• p : parts mounted on the conductor side.
• b : Pattern from the side which enables seeing.
(Page 36)
Note on Schematic Diagram:
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics and tantalums.
• All resistors are in
Ω
and 1 /
4
W or less unless otherwise specified.
• C : panel designation.
• U : B+ Line.
• Power voltage is dc 9 V and fed with regulated dc power supply from battery terminal.
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : PB
( ) : REC
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal production tolerances.
• Signal path.
F : FM
E : PB a : REC
– 28 –
CFD-S38L
6-10. SCHEMATIC DIAGRAM — MAIN SECTION (2/3) — • Refer to page 38 for IC Block Diagrams.
• Waveforms (MODE:PLAY)
1 3
2
2.5V
2.5V
Approx. 100mVp-p
IC701
IC701
$¶
(TEI)
1.2±0.1Vp-p
#£
(RFO)
4
Approx. 200mVp-p
IC701
1
(FEO)
2Vp-p
7.6
µ sec
IC703
@¡ (MDP)
– 29 –
5
2.2Vp-p
16.9344MHz
IC703
&¡
(XTAO)
Note:
• All capacitors are in µF unless otherwise noted. pF: µµF
(Page 27)
• U : B+ Line.
50 WV or less are not indicated except for electrolytics and tantalums.
• All resistors are in
Ω
and 1 /
4
W or less unless otherwise specified.
(Page 31)
• Power voltage is dc 9 V and fed with regulated dc power supply from battery terminal.
• Voltage and waveforms are dc with respect to ground under no-signal conditions.
Note: The components identified by mark with mark !
are critical for safety.
!
or dotted line
Replace only with part number specified.
no mark : CD (STOP)
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal production tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production tolerances.
• Signal path.
J : CD
– 30 –
CFD-S38L
6-11. SCHEMATIC DIAGRAM — MAIN SECTION (3/3) —
(Page 27)
– 31 –
(Page 30)
(Page 22)
– 32 –
Note:
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics and tantalums.
• All resistors are in
Ω
and 1 /
4 specified.
W or less unless otherwise
• C : panel designation.
• U : B+ Line.
• Power voltage is dc 9 V and fed with regulated dc power supply from battery terminal.
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
( no mark : FM
) : PB (TAPE)
< > : CD (STOP)
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal production tolerances.
6-13. SCHEMATIC DIAGRAM — POWER SUPPLY SECTION —
– 35 –
(Page 28)
Note:
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics and tantalums.
• All resistors are in
Ω
and 1 /
4
W or less unless otherwise specified.
• C : panel designation.
• U : B+ Line.
Note: The components identified by mark !
or dotted line with mark !
are critical for safety.
Replace only with part number specified.
• Total current is measured with no cassette installed.
• Power voltage is dc 9 V and fed with regulated dc power supply from battery terminal.
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : FM
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal production tolerances.
– 36 –
CFD-S38L
• IC Block Diagrams
IC1 TA2104AN IC2 LC72137-D
GND1 1
FM RF
FM RF IN 2
AM LOW OUT 3
MIX OUT 4
FM
MIX
AM
MIX
VCC2
AF IF IN
FM IF IN
GND2
AGC
QUAD
R OUT
L OUT
5
6
7
8
9
10
11
12
AM IF
FM IF
AGC
MUTE
LEVEL
DET
1/8
24 FM RF OUT
23 VCC1
22 AM RF OUT
FM
OSC
21 FM OSC
BUFF BUFF
ST
AM
OSC
20 AM OSC
19 OSC OUT
18 ST IND
IF BUFF
SW
AM
DET
FM
DET
ST/MO
FM/AM
AF BUFF
IF REQ
AF
17 IF OUT
16 DET OUT
15 MPX IN
14 LPF2/MO-ST
VCO
DIVIDE
DECODE
13 LPF1/BAND
NC
CE
DI
CL
DO
B01 6
B02 7
B03 8
I01 9
I02 10
1
2
3
4
5
CCB
I/F
UNIVERSAL
COUNTER
12BITS
PROGRAMMABLE
DIVIDER
UNLOCK
DETECTOR
REFERENCE
DIVIDER
PHASE
DETECTOR
CHARGE
PUMP
POWER ON
RESET
SWALLOW
COUNTER
1/16,1/17
4BITS
1/2
IC301 TA2068N
ALC
NAB
OUT1
1
2
NAB
NF1
3
REC
OUT1
NAB
IN1
4
5
VREF
GND
6
REF
AMP
7
NAB
IN2
8
REC
OUT2
9
NAB
NF2
10
NAB
OUT2
11
2.1
NAB
AMP2
REC
AMP1
26dB
NAB
AMP1
BUF AMP
A1
REC
AMP2
26dB
MIC
AMP1
BUF AMP
A2
MIC
NF
12
TAPE
LINE
RADIO
24
LINE
IN1
23
INT
EXT
22
RADIO
IN1
21
REC
PLAY
BUF AMP
B1
BUF AMP
B2
MUTE
MONITOR
AMP
ON
ON
MUTE
7dB
7dB
MONITOR
AMP
20
PRE
OUT1
LOGIC 19 VCC
18
PRE
OUT2
17
RADIO
LINE
RADIO
TAPE
LINE
16
RADIO
IN2
15
TAPE
TAPE
14
LINE
IN2
13
MIC
IN
IFIN 11
IC302 BH3854AS
AGND
IN1
NF1
1
2
3
BVN1 4
BIN1 5
BVO1
TIN1
6
7
TVO1 8
OUT1 9
VCC 10
SC 11
PORT1 12
PORT2 13
PORT3 14
PORT4 15
DGND 16
MATRIX
SURROUND
VR VR
32 FILTER
31 IN2
30 NF2
29 BVN2
28 BIN2
27
26
BVO2
TIN2
25 TVO2
24 OUT2
23
22
VC
TC
21 BC
20 CK
19 DATA
18 LATCH
17 VREF
IC701 CXA1992BR
39
22 NC
PD2 IV
AMP
21 XOUT
20 XIN FE BIAS 40
19
18
17
AOUT
AIN
PD
16 VSS
F 41
E 42
15 VDD
14 B04
EI 43
F IV AMP
E IV AMP
PD1 IV
AMP
38 37
VEE
36
VCC
APC
VCC
VEE
LASER POWER CONTROL
FE AMP
35 34
RF SUMMING AMP
33 32 31 30 29 28 27
VCC
26 SENS2
IIL
25 SENS1
TTL
24 C OUT
VCC
VEE
23 XRST
13 FMIN
12 AMIN
TGFL
22 DATA
VEE 44
VEE VEE
VEE
TTL
DFCT
VEE
MIRR
21 XLT
TEO 45
TRK GAIN
WINDOW COMP
IIL
LPF1 46
E-F BALANCE
WINDOW COMP
FO BIAS
WINDOW
COMP
IIL
TTL
20 CLK
19 LOCK
VCC
FOK
TEI 47
VCC 18 VCC
ATSC 48
TZC
TDFCT
49
50
VC 51
FZC 52
VCC
FZC COMP
ATSC
WINDOW
COMP
TZC COMP
VCC
VEE
1 2
DFCT
3
TM1
DFCT
FS4
TG1
FOH
FOL
TGH
TGL
BALH
BALL
ATSC
TZC
FZC
IIL DATA REGISTER
INPUT SHIFT REGISTER
SENS SELECTOR
OUTPUT DECODER
DFCTO IFB1–6
BAL1–4
TOG1–4
TRACKING
PHASE COMPENSATION
FS1–4 TG1–2 TM1–7 PS1–4
VCC VCC
TM4
TM6
ISET 17 ISET
16 SL O
15 SL M
FOCUS
PHASE COMPENSATION
FS1
VCC
TM7
4 5 6 7
FS2
8
VEE
CHARGE
UP
TG2
FSET
VEE VEE
9 10 11 12 13
TM2
14 SL P
– 37 – – 38 –
VDD
SYSM
61
62
IC703 CXD2589Q
60 59 58 57 56
PWM
55 54 53 52 51 50 49 48 47 46 45 44 43 42 41
SERIAL-IN
INTERFACE
AVSS 63
AVDD 64
AOUT1
AIN1
LOUT1
AVSS
XVDD
XTAI
65
66
67
68
69
70
XTAO 71
OSC
PWM
OVER SAMPLING
DIGITAL FILTER
3rd-ORDER
NOISE SHAPER
SUB CODE
PROCESSOR
EFM
DEMODULATOR
ERROR
CORRECTOR
16k
RAM
40 LRCKI
39 LRCK
ASYMMETRY
CORRECTOR
38 ASYO
37 ASYI
36 BIAS
35 RF
34 AVDD
DIGITAL
PLL
33 CLTV
32 AVSS
31 FILI
30 FILO
29 PCO
XVSS 72
DIGITAL
OUT
D/A
INTERFACE
AVSS 73
LOUT2
AIN2
AOUT2
74
75
76
AVDD
AVSS
XRST
VDD
77
78
79
80
1 2 3
CPU
INTERFACE
4 5 6 7 8 9
CLOCK
GENERATOR
OSC
SERVO
AUTO
SEQUENCER
10 11 12 13 14 15 16 17 18 19 20
DIGITAL
CLV
28
27
V16M
VCTL
26
25
VCKI
VPCO1
24 TES1
23 TES0
22 PWMI
21 MDP
IC702 BA6898FP
REGULATOR
– 39 –