Sony CFD-S35CP (serv.man3) Service Manual ▷ View online
3
CFD-S35CP
Test Point:
+
–
–
BD90 board
TP (RFI)
TP (VC)
TP (VC)
oscilloscope
(DC range)
Procedure :
1. Connect oscilloscope to TP (RFI) and TP (VC) on the BD90
board.
2. Press the POWER button to turn the power ON, and press
the Z PUSH OPEN/CLOSE button to open the CD disc tray.
3. Set disc (YEDS-18) on the tray and press the u (CD) button
to playback.
4. Confirm that oscilloscope waveform is as shown in the figure
below. (eye pattern)
A good eye pattern means that the diamond shape (
A good eye pattern means that the diamond shape (
◊) in the
center of the waveform can be clearly distinguished.
VOLT/DIV: 200 mV
TIME/DIV: 500 ns
TIME/DIV: 500 ns
level:
1.2
1.2
±
0.3 Vp-p
CD SECTION
Note:
1.
CD Block is basically constructed to operate without adjustment.
2.
Use YEDS-18 disc (3-702-101-01) unless otherwise indicated.
3.
Use an oscilloscope with more than 10 M
Ω impedance.
4.
Clean the object lens by an applicator with neutral detergent when the
signal level is low than specified value with the following checks.
signal level is low than specified value with the following checks.
5.
Check the focus bias check when optical pick-up block is replaced.
FOCUS BIAS CHECK
R150
R149
R148
R108
R154
R153
C148
C110
C109
C301
C303
C302
C104
R110
C116
C404
R203
R204
R205
R206
R207
R208
R209
R210
R219
R223
R222
R147
R221
R218
R146
R145
C150
R113
C403
R202
C151
C108
C105
C147
C146
C145
C152
C118
C117
C144
C101
C125
CN201
C143
C120
R144
R157
C142
C141
C140
C100
C107
R408
R156
C124
C127
C126
CN301
R101
C119
C102
R415
R414
C103
R405
C113
R102
R402
R105
R106
C132
C138
C137
R135
R134
R136
R130
R128
R129
R143
R142
R139
C136
R120
R114
C153
C112
R125
R126
C149
C139
R127
R118
R140
R151
C122
C123
R220
R104
B8
B9
B7
S201
IC401
IC101
(LIMIT)
M401
(SPINDLE)
M402
(SLED)
M
M
RFI
VC
TP (VC)
TP (RFI)
TP121
SECTION 1
ELECTRICAL ADJUSTMENTS
4
CFD-S35CP
MEMO
5
5
CFD-S35CP
CFD-S35CP
2-1. BLOCK DIAGRAM – CD Section –
SECTION 2
DIAGRAMS
A
B
C
F
E
D
A
B
C
D
LD
PD
VR
F
T+
T–
F+
F–
F–
SL+
SL–
SL–
SP+
SP–
E
VC
LD
PD
AUTOMATIC
POWER
CONTROLLER
Q301
APC
FNi1(A)
FPi1(B)
FNi2(C)
FPi2(D)
LDo
PDi
TPi(F)
TNi(E)
VRo
98
84
91
94
96
92
95
97
20
18
17
TRACKING
COIL
DRIVE
24
7
FOCUS
COIL
DRIVE
IN3'
IN4'
9
IN2'
SLED
MOTOR
DRIVE
3
SPINDLE
MOTOR
DRIVE
IN1
BIAS
MUTE
VO3+
VO3-
VO3-
VO4+
VO4-
VO4-
VO2-
VO2+
VO2+
VO1+
VO1-
VO1-
26
27
12
11
2
1
TRACKING
COIL
FOCUS
COIL
OPTICAL PICK-UP
BLOCK
(KSS-213CDP)
M
M
M402
SLED
MOTOR
M401
SPINDLE
MOTOR
SLED/SPINDLE
MOTOR DRIVER,
TRACKING/FOCUS
COIL DRIVER
IC401
S201
(LIMIT)
SBSY
RST
CCE
PIO0
BUS3 (SI)
BUS2 (SO)
BUS1
XO
XI
LO
RO
TRo
BUS0
BUCK (CLK)
43
54
37
RF AMP, DSP, MP3
IC101
25
10
45
18 19
X102
16.934MHz
VDD (1.5V)
CD3.3V
VDD (3.3V)
O-MP3-CCEN
3
I-MP3-REQ
8
IO-MP3-BUS3(SI)
7
IO-MP3-BUS2(SO)
6
IO-MP3-BUS1
5
IO-MP3-BUS0
17
48
41
40
39
38
42
O-MP3-BUCK(CLK)
4
O-MP3-M-MUTE
LID-OPEN
TU-ON
46
BATT-CHK-H
47
BATT-CHK-M
24
O-POWER
SYSTEM CONTROLLER
IC801 (1/2)
+3.3V REG
IC802
+1.5V REG.
IC201
POWER
SWITCH
Q951,952
S801
PUSH
OPEN/
CLOSE
3.3V
AC-HI
I-AC/DC-CHK
9V (SW)
CD 6V
CD 3.3V
RADIO 6V
6V
(TAPE)
R-VT
D901 – 904
RECT
F902
Q807
T901
POWER
TRANSFORMER
J901
AC IN
DSP
DAC
SYNCHRONOUS
CIRCUIT
CLOCK
GENERATOR
43
I-CD-CUBSYQ
I-MP3-XRSY
VC
CD_IN_R
CD_IN_ L
DRY BATTERY
SIZE “D”
(IEC DESIGNATION R20)
6PCS, 9V
DIGITAL
SERVO
CONTROL
PRI-
SERVO
AMP
36
I-REG6V-CHK
10
FOo
FMO
DMO
VREF
IO0 (/HSO)
9
12
13
11
20
3
1
D906
D909
BATT
VDD
BATT-COM
U-COM
(VDD)
23
24
27
30
23
100
POWER
SWITCH
Q950
CD POWER
CONTROL
Q953,954
BATT
PROTECT
Q808 – 810
+6V REG
Q955,D907
+3.3V REG
Q956
TUNER
POWER SWITCH
Q804,805
CD-ON
Signal path
: CD
A
B
MAIN
SECTION
MAIN
SECTION
(Page 6)
(Page 6)
6
6
CFD-S35CP
CFD-S35CP
2-2. BLOCK DIAGRAM – MAIN Section –
B
5
21
4
L-CH
R-CH
HRP301
RECORD/PLAYBACK
HEAD
HE301
ERASE HEAD
DET
ALC 2
18
15
L.LO
R.LO
LINE
TAPE
R-CH
LOGIC
13
CLK
14
DATA
POWER AMP
IC304
D322
R-CH
SP301
SPEAKER
(L-CH)
SP302
SPEAKER
(R-CH)
J321
REF
L.LINE
L.RO
REC
T301
REC BIAS OSC
Q301
22
57
CD-ON
SYSTEM CONTROL
IC801 (2/2)
34 33
49
5
EEPROM
IC803
21
D403
MP3
Q806,D802,D803
I-KEY0
38
I-KEY1
39
I-KEY2
40
Signal path
: FM
: TAPE PLAY
: TAPE REC
: CD
R-ch is omitted due to same as
L-ch.
Abbreviation
CET: East European & CSI model
RU : Russian model
: FM
: TAPE PLAY
: TAPE REC
: CD
R-ch is omitted due to same as
L-ch.
Abbreviation
CET: East European & CSI model
RU : Russian model
REC/PB
PRE AMP
IC301
11
5
MEGA
BASS
CONTROL
Q122
20
6
14
R.LINE
8
R.IN
L.IN
9
R.RO
i
20
MUTE
Q124
LEVEL
DETECT
D323
11
M
TAPE PLAY
DETECT
Q957
24
12
-1
-2
S301
(REC/PB)
REC
PB
D910
SW1
(LEAF SW)
M901
REEL/CAPSTAN
MOTOR
17
CD-R
CD-L
S413 – 420
S408 – 412
S401 – 407
S408 – 412
S401 – 407
30
27 28 26
B MUTE
R DATA
R CLK
R CE
R COUNT
29
50
6
Q302
9V
(SW)
VDD
9V (SW)
A
TU-R
TU-L
C
D
23
Q303
L-IN
L-OUT
IC302
ELECTRONIC
VOLUME/EQ
6
16
VOL AMP
16
R.RAD
22
L.RAD
D401
OPR/BATT
D402
BACK
LIGHT
CLOCK SHIFT
SWITCH
Q801,802
63,64,67 – 89,94 – 97
59 – 62
LIQUID CRYSTAL
DISPLAY
LCD401
TUNER
SECTION
TUNER
SECTION
CD
SECTION
9V
(SW)
CD
SECTION
REC
O-TU-MUTE
O-TU-DI
O-TU-CLK
O-TU-CE
I-TU-DO
TAPE
CD
55
41
ISS-1
O-TAPE
O-VOL-CLK
O-VOL-DATA
EPROM-SDA
MEGA BASS
O-A MUTE
TC-PLAY
TAPE-REC
EPROM-SCL
ISS-2
O-CD-SW
O-CD
6V
(TAPE)
CD 3.3V
KEY2
KEY0
KEY1
KEY NETWORK
42
I-KEY-WAKE-UP
48
I-SUFFIX
(AEP,UK,CET,IT,KR,RU)
Q803
9
54
I-RESET
I-RMC
92
X1
93
X0
X801
5.53MHz
RESET
IC804
3.3V
IC401
1
2
REMOTE
CONTROL
RECEIVER
1
56
MP3-LED
9V(SW)
AC-HI
LED
DRIVE
Q813
31
SLEEP-LED
BACK LIGHT
SWITCH
Q812,814
COM00
SEG00
COM03
SEG28
2
CLK-SHIFT FM
1
CLK-SHIFT AM
(Page 5)
(Page 5)
