Sony CFD-S36 (serv.man3) Service Manual ▷ View online
16
CFD-S36
6-1. IC PIN DESCRIPTION
• IC802 uPD789477-907 (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Pin Description
1, 2
NC
—
Not used. (Open)
3 – 5
VLC2 – 0
O
LCD drive voltage output
6 – 9
COM0 – 3
O
LCD drive common output
10 – 26
S0 – 16
O
LCD drive segment output
27 – 29
S17 – 19
O
LCD drive segment output Not used. (Open)
30
BL-CONT
—
Not used. (Open)
31
A-MUTE
O
Audio mute output H: Mute
32
WB/FM.AM.TV
O
Tuner output level attenuator switch Not used. (Open)
33
DBB
O
MEGA BASS control output H: MEGA BASS off, L: MEGA BASS on
34
P-CON
O
System power control output H: PCON
35
AC-CHK
I
AC power supply detection signal input “L”: AC in
36
CD
O
CD function output H: CD
37
TAPE
O
Tape function output H: Tape
38
AVDD
—
Analog power supply pin for A/D converter (+3.3 V)
39
BTT-CHK-H
I
Battery check input for Hi-voltage
40
BTT-CHK-M
I
Battery check input for Mid-voltage
41
REC
I
Tape record signal input H: REC
42 – 45
KEY1 – 4
I
Key input
46
MODE CHK
I
Mode set input
47
AGND
—
Analog GND for A/D converter
48
REMOTE
I
Sircs receiver data input
49
TC-PLAY
I
Tape play switch input L: Tape
50
WP/INI
O
Initial set signal output
51
CD-DOOR
I
CD door open/close switch input L: Close
52
C-WRQ
I
CD command data input
53
C-DOUT
I
CD sireal data input
54
C-DIN
O
CD sireal data output
55
C-CLK
I
Serial data transfer clock signal input
56
R-COUNT
I
Tuner PLL data input
57
R-DATA
O
Tuner PLL data output
58
R-CLK
O
Tuner PLL clock output
59
R-LAT
O
Tuner PLL latch output
60
B-MUTE
O
Tuner mute signal output H: Mute
61
C-DRF
I
CD DRF signal input
62
C-CE
O
CD SENSE read clock output
63
C-FSEQ
I
CD frame SYNC input
64
C-XRT
O
CD system reset output
65
V-LAT
O
Volume latch output Not used. (Open)
66
V-DATA
O
Volume data output
67
V-CLK
O
Volume clock output
68
SUR
O
Surround switch signal output
69
ICO
—
Connected to GND
70
XT1
I
Sub system oscillation input (32.768 kHz)
71
XT2
O
Sub system oscillation output (32.768 kHz)
72
VDD
—
Main power supply pin for A/D converter (+3.3 V)
73
VSS
—
Main GND
74
X1
I
Main system oscillation input (4.19 MHz)
SECTION 6
DIAGRAMS
CFD-S36
17
17
Pin No.
Pin Name
I/O
Pin Description
75
X2
O
Main system oscillation output (4.19 MHz)
76
RST
I
System reset input
77
ISS1
O
ISS1 output Not used. (Open)
78
ISS2
O
ISS2 output Not used. (Open)
79
SCL
O
EEPROM clock output
80
SDA
I/O
EEPROM input/output
6-2. CIRCUIT BOARDS LOCATION
CONTROL (1) board
CONTROL (2) board
CONTROL (3) board
CD board
BATTERY TERMINAL (2) board
BATTERY TERMINAL (1) board
MAIN board
PRE board
POWER (1) board
POWER (2) board
VOLTAGE SELECT board
(E4 model only)
(E4 model only)
CFD-S36
18
18
6-3. BLOCK DIAGRAM — CD SECTION —
A
C
B
E
F
D
A
C
B
D
LD
PD
E
T+
T–
F+
F–
F–
SL+
SL–
SL–
SP+
SP–
F
VREF
LD
PD
LD POWER
CONTROLLER
Q701
APC
FIN2
FIN1
LDD
LDS
TIN1
TE
TIN2
VREF
12
CNP701
10
11
13
7
5
14
16
9
3
2
4
1
RF
9
10
11
80
7
79
4
8
9
12
11
TRACKING
COIL
DRIVE
19
7
FOCUS
COIL
DRIVE
TIN
FIN
25
SLIN
SLED
MOTOR
DRIVE
3
SPINDLE
MOTOR
DRIVE
SPIN
VREF
OPIN
MUTE
T+
T–
17
18
F+
F–
26
27
SL+
SL–
2
1
SP+
SP–
TRACKING
COIL
FOCUS
COIL
OPTICAL PICK-UP
BLOCK
(KSS-213C)
M
M
M702
SLED
MOTOR
M701
SPINDLE
MOTOR
SLED/SPINDLE
MOTOR DRIVER,
TRACKING/FOCUS
COIL DRIVER
IC702
S701
(LIMIT)
EFMIN
HFL
AGC
PH(RFENV)
FE
TE
VREF
CONT1
FSEQ
CONT4
DRF
RES
DI
CE
CL
WRQ
DO
XOUT
XIN
LCHO
RCHO
1
3
67
TDD
TD
FD
SP
SL
31
72 25
66
63 61 62
49
48
65 64
42
45
RF AMP,
SYSTEM SERVO PROCESSOR,
DIGITAL SIGNAL PROCESSOR
IC701
39
51
61 63
54 62 55 52 53
64
X701
33.86MHz
C-CE
C-DIN
C-CLK
C-WRQ
C-XRT
C-DRF
C-FSEQ
C-DOUT
CD DOOR
CD
BTT-CHK-H
34
P-CON
35
AC-CHK
SYSTEM CONTROLLER
IC802 (1/2)
CD +6.9V
SWITCH
Q817,818
BATTERY
CHECK
Q804,806
POWER
CONTROLLER
Q819,D802
AUDIO+6V
REG
Q955,D953
+3.3V REG
IC801
POWER
SWITCH
Q952,953
POWER
SWITCH
Q951
CD +3.3V
REG
Q957
CD DOOR
SWITCH
Q820
CD 3.3V
CD 6V
CD
KH803
2
1
S801
PUSH
OPEN/
CLOSE
1
1
4 3
10
9
8
7 6
2
2
3
3
1
3
1
3
CNP902
BATT.COM
AC-HI
VDD
KH321
Q801
3.3V
VDD (SW)
RADIO 6V
CNP903 (1/2)
CNP903 (2/2)
CNP901
BATTERY
TERMINAL (1)
BOARD
4
1
2
D901 – 904
RECT
F902
T901
POWER
TRANSFORMER
CNJ901
AC IN
CNP904
CD BOARD
MAIN BOARD (1/2)
POWER (1)
BOARD
POWER (2)
BOARD
BATTERY
TERMINAL (2)
BOARD
VOLTAGE
SELECT
BOARD
Signal path
: CD
R-ch : same as L-ch.
Abbreviation
CND: Canadian model
E4 : AC 110-120V/220-240V
area in E model
E92 : AC 120V area in E model
SP : Singapore model
MX : Mexican model
AR : Argentina model
KR : Korean model
CLV,CAV
CONTROL
PLL
VCEC
SWITCH
ERROR
CORRECTION
AUDIO CD
A/D
CONVERTER,
SERVO
PROCESSOR
FRAME SYNC
DETECT,PROTECT
INSERT
EFM DECODER
INTERPOLATION
MUTE
&
ATTENUATION
DEEMPHASIS
8FS
DIGITAL
FILTER
&
1-bit DAC
LPF
SLICE
LEVEL
CONTROL
GENERAL
PURPOSE
PORT
COMMAND
INTERFACE
INTERFACE
CLOCK
GENERATOR
23
15
11 12
5
6
7
8 9 10
CNP804 (1/2)
DRF
FSEQ
XRT
DIN
CE
CL
WRQ
DOUT
5
FD
SL
SP
TD
VREF
CNP702 (1/2)
VREF
VREF
CNP702 (2/2)
CNP804 (2/2)
CD R
CNP806 (1/3)
12
3
3
CD_IN_ L
DRY BATTERY
SIZE " D "
(IEC DESIGNATION R20)
6PCS,9V
4.5V
4.5V
D/A
CONVERTER
PH/BH
40
BTT-CHK-M
20
FDD
SPDO
SLDO
21 22 23
1
2
1
2
1
3
KH903
KH905
S901
VOLTAGE SELECTOR
2
3
2
D952
D951
CND, E4, SP, AR, KR MODEL
JW923
E92, MX MODEL
E4 MODEL
220-240V 110-120V
CNP905
CFD-S36
19
19
6-4. BLOCK DIAGRAM — MAIN SECTION —
1
2
CD_IN_L
5
21
22
16
4
CNP301 (1/3)
L-CH
R-CH
HRP301
RECORD/PLAYBACK
HEAD
HE301
ERASE HEAD
DET
ALC 2
RADIO L
18
15
L.LO
CNP301
(3/3)
R.LO
LINE
TAPE
R-CH
CD
TU_IN_R
TU_IN_L
TAPE
VIN2
CNP806
(3/3)
(3/3)
VOUT2
LOGIC
CONTROL
5
CLOCK
4
DATA
VOLUME/SOUND CONTROLLER
IC302
POWER AMP
IC304
D322
R-CH
SP301
SPEAKER
(L-CH)
SP302
SPEAKER
(R-CH)
J321
REF
L.LINE
L.RO
REC
L.RAD
R.RAD
T301
REC BIAS OSC
Q301
REC
41
TAPE
37
V-CLK
V-DATA
SUR
CD
CD
10–26
6 – 9
57
59
58 56
LIQUID CRYSTAL
DISPLAY PANEL
LCD801
SYSTEM CONTROLLER
IC802 (2/2)
67
68
36
66
60
DBB
33
COM0
|
COM3
S0
|
S16
EEPROM
IC803
R-LAT
SCL
SAD
R-CLK
R-DATA
R-COUNT
76
RST
B-MUTE
46
MODE CHK
50
WP/INI
74
X1
75
X2
TUNER
X802
4.19MHz
RESET
IC804
70
XT1
71
XT2
X801
32.768kHz
3.3V
Q814
Q813
Q812,D807
5
4
3
2
VOL
D451
OPR/BATT
48
REMOTE
KEY1
42
KEY2
43
KEY3
44
KEY4
45
Signal path
: FM
: AM
: TAPE PLAY
: TAPE REC
: CD
: FM
: AM
: TAPE PLAY
: TAPE REC
: CD
R-ch : same as L-ch.
PRE BOARD
REC/PB
PRE AMP
IC301
MAIN BOARD (2/2)
11
5
MEGA
BASS
CONTROLLER
Q122
5
8
5
7
7
8
1
8
1
20
6
14
R.LINE
8
R.IN
L.IN
9
R.RO
i
CNP301 (2/3)
CNP806 (2/3)
A-MUTE
31
MUTE
Q124
LEVEL
DETECT
D323
LINE
AMP
AMP
Q125
TC-PLAY
49
M
TAPE
SWITCH
Q808
REMOTE
CONROLLER
IC401
MOTOR
SWITCH
Q807
1
2
24
-1
6V
REC
-2
S301
(REC/PB)
REC
PB
CNP302
CNP323
VDD (SW)
VDD (SW)
CNP805
CNP401
KH402
CNP404
KH405
KH403
KEY4
KEY2
KEY3
KEY1
KEY1
1
2
2
3
3
4
4
1
2
2
4
S802
(TAPE PLAY)
M801
CAPSTAN/REEL
MOTOR
17
7
CD_IN_R
3
9
11
9
11
D803
S411,412
S407-409
S420-427
S413-419
S401-406
S413-419
S401-406
6
5
79
80
6 8
5
4
3
2
6 8
4
1
2
4
1
2
1
2
1
2
CONTROL (1)
BOARD
CONTROL (3)
BOARD
CONTROL (2)
BOARD
SURROUND
SWITCH
Q301
2
AUDIO 6V
18
11 12
20
19
AM IN
FM IN
XOUT
XIN
13
MO/ST
10
IF IN
LPF2/MO-ST
LPF1/BAND
ST-IND
OSC-OUT
7
BAND
8
ST-IND
LP-OUT
AM
OSC
AM
MIX
FM
MIX
FM
OSC
AM
RF-IN
RF-IN
FM
RF-IN
RF-IN
FM
RF-OUT
RF-OUT
X1
75kHz
PLL
IC2
14
17
13
18
16
15
11
12
19
20
22
4
6
7
10
2
21
24
T1
CF4
L2
L1
CT1
RADIO 6V
RADIO 6V
D1 D2
CT3
D3
L3
AM
FERRITE-ROD
ANTENNA
CT3,L3
AM
TRACKING
CT1,L1
FM
TRACKING
ANT1
FM
TELESCOPIC
ANTENNA
IF
BUFFER
AM
DET
FM
DET
IF CUT
AF
BUFFER
FM
MPX
MUTE
IF CUT
R-OUT
L-OUT
R-CH
RADIO 6V
QUAD
FM/AM FRONT-END, IF DET,
FM STEREO DEMODULATOR
IC1
AM
FREQUENCY
COVERAGE
L4
RADIO 6V
L4
CF2
RADIO 6V
RADIO 6V
RADIO 6V
RADIO 6V
FM OSC
AM OSC
MIX-OUT
AM
IF-IN
IF-IN
FM
IF-IN
IF-IN
IF-OUT
DET-OUT
MPX-IN
T2
T2
FM IF
L2
FM
FREQUENCY
COVERAGE
VDD (SW)
1 2 3 4
T1
AM IF
D324
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