Sony ZS-S2IP Service Manual ▷ View online
ZS-S2iP
17
Test Point:
CD section adjustments are done automatically in this set.
In case of operation check, confi rm that focus bias.
In case of operation check, confi rm that focus bias.
FOCUS BIAS CHECK
1. Connect the oscilloscope between IC701 pin ts and pin 4 (or
1. Connect the oscilloscope between IC701 pin ts and pin 4 (or
TP (RF) and TP (VREF)).
2. Insert the disc (PATD-012 (Tr 15)). (Part No. : 4-225-203-01)
3. Press the N X (CD) button.
4. Confi rm that the oscilloscope waveform is as shown in the fi g-
3. Press the N X (CD) button.
4. Confi rm that the oscilloscope waveform is as shown in the fi g-
ure below. (eye pattern)
A good eye pattern means that the diamond shape ( ) in the
center of the waveform can be clearly distinguished.
center of the waveform can be clearly distinguished.
• RF signal reference waveform (eye pattern)
RF level :
1.7±0.2 Vp-p
1.7±0.2 Vp-p
VOLT/DIV : 50 mV (10 : 1 probe in use)
TIME/DIV : 500 nS
TIME/DIV : 500 nS
When observing the eye pattern, set the oscilloscope for AC range
and raise vertical sensitivity.
and raise vertical sensitivity.
CD SECTION
C716
R727
C717
JC703
R740
C720 JC702
C759
C748
D703
JW200
JW201
C728
JW199
JW198
JW197
JW196
R763 R743
C773
R739
C727
C726
C738
R717
R726
C749
C707
R722
IC701
C711
C708
C705
JW195
R700
C709
R712
R712
R714
R708
JW192
JW193
FB704
C744
C751
C755
C779
C757
C758
R768
C754
C753
C719
C718
R736
R734
R754
C725
C729
C730
R757
R758
R755
R759
R756
C731
R748
Q703
JC705
R761
R762
X701
R760
JC704
R783
R781
JW204
C772
R702
R701
JW203
C706
R721
R707
R705
R706
JW147
JW202
R703
R704
R716
R71
1
C700
R709
R713
C710
C777
R710
R725
R766
R772
C762
C745
C752
R770
C704
C712
C713
R728
C774
C750
1
1 52
26 27
13
14
14
40
39
39
TP (VREF)
TP (RF)
– MAIN BOARD (Conductor Side) –
ZS-S2iP
18
MEMO
ZS-S2iP
ZS-S2iP
19
19
A
C
B
F
E
D
A
C
B
D
LD
PD
VR
F
T+
T–
T–
F+
F–
F–
SL+
SL–
SL–
SP+
SP–
SP–
E
VC
LD
PD
LD POWER
CONTROLLER
Q701
APC
AC (I)
BD (I)
LD (O)
PD (I)
F (I)
E (I)
VBIAS (O)
6
5
4
12
3
11
2
9
12
11
11
TRACKING
COIL
DRIVE
20
7
FOCUS
COIL
DRIVE
TIN
(FIN)
24
(SLIN)
SLED
MOTOR
DRIVE
3
SPINDLE
MOTOR
DRIVE
SPIN
VREF
OPIN
OPOUT
MUTE
T+
T–
T–
17
18
18
F+
F–
F–
26
27
27
SL–
SL+
SL+
2
1
1
SP+
SP–
SP–
VC
TRACKING
COIL
FOCUS
COIL
OPTICAL PICK-UP
BLOCK
(KSM-213CDP/C2NP)
M
M
M702
(SLED)
M701
(SPINDLE)
SLED/SPINDLE
MOTOR DRIVER,
TRACKING/FOCUS
COIL DRIVER
IC703
S701
(LIMIT)
RESETX (I)
SUBSYQ (O)
MONI1
XPLCK
DIN (I)
R/W (I)
MCK (I)
BUSY (O)
DOUT (O)
XO (O)
XI (I)
LDACO (O)
RDA
JUMPO (O)
35
34
31
28
26
30 27
37
38
32 29
41
43
RF AMP,
SYSTEM SERVO PROCESSOR,
DIGITAL SIGNAL PROCESSOR
IC701
39
29
54 62 55 52 53
64
X701
16.93MHz
CD-R/W
CD-DIN
CD-MCK
CD-BUSY
CD-RESETX
C-DOUT
CD DOOR
63 CD-LIM_SW
BATT-CHK-H
65
P-CON
SYSTEM CONTROLLER
IC801 (1/2)
I-POD+5V
REG
IC901
CD +3.3V
REC/PB
POWER
POWER
CONTROL
Q957-959,D957
RIPPLE
FILTER
Q304
ERROR
AMP
Q705
ERROR
AMP
Q704
PULSE/DC
CONVERTER
Q703
AUDIO+6V
REG
Q955,D953
+3.3V REG
IC802
POWER
SWITCH
Q952,953
POWER
SWITCH
Q951
CD +3.3V
MAIN
SECTION
CD-CONT
S801
PUSH
OPEN/
CLOSE
+3.3V
+9V (SW)
R-VT
CD +6V
RADIO +6V
D901 – 904
RECT
F902
AC IN
T901
POWER
TRANSFORMER
J901
AC IN
DSP
8FS
DIGITAL
FILTER
&
1-bit DAC
SYNCHRONOUS
CIRCUIT
I/F
CLOCK
GENERATOR
23
51
CD-SUBSYQ
VC
VC
CD_IN_R
CD_IN_ L
DRY BATTERY
SIZE "D"
(IEC DESIGNATION R20)
6PCS, 9V
DIGITAL
SERVO
CONTROL
PRI-
SERVO
AMP
40
5V-CHK
30
I-POD POWER
41
6V-CHK
18
SDOUT (O)
CLVOUT(O)
21 22
2
3
42
3V-CHK
B
F903
D951
US,CND
AEP,UK,AUS
D952
D703
D324
MAIN
SECTION
MAIN
SECTION
C
BATT
VDD
USB+5V
U-COM
(VDD)
15
14
+
2 VOUT
1
VIN
4
CON
I-POD POWER
CONTROL SWITCH
Q901,902,D909
A
Signal path
: CD
Abbreviation
: CD
Abbreviation
AUS : Australian model
CND : Canadian model
CND : Canadian model
SECTION 5
DIAGRAMS
5-1. BLOCK DIAGRAM – CD Section –
(Page 20)
(Page 20)
(Page 20)
Ver. 1.1
ZS-S2iP
ZS-S2iP
20
20
B
21
CLK
DATA
L OUT
POWER AMP
IC303
D322
R-CH
SP101
SPEAKER
(L-CH)
SP201
SP201
SPEAKER
(R-CH)
J321
IN L3
IN R3
IN R3
IN L2
IN R2
IN R2
IN L1
IN R1
IN R1
IN L4
IN R4
IN R4
R–CH
R–CH
R–CH
R–CH
R–CH
R–CH
R–CH
CD
SECTION
REMOTE CONTROL
SIGNAL RECEIVER
FUNC CD
V-CLK
V-DATA
CD-CONT
10–26
6 – 9
LIQUID CRYSTAL
DISPLAY PANEL
LCD401
SYSTEM CONTROLLER
IC801 (2/2)
77
36
78
M–BASS
68
COM1
|
COM4
S1
|
S17
EEPROM
IC805
SCL
SAD
50
WP/INI
Q805, D801, 804
D808
IC401
KEY1
45
KEY2
44
KEY3
43
Signal path
: FM
: AM
: AUDIO IN
: CD
: I-POD
: FM
: AM
: AUDIO IN
: CD
: I-POD
R-ch is omitted due to same as
L-ch.
L-ch.
6
2
MEGA
BASS
SWITCH
Q122
27
R OUT 26
1
6
i
A-MUTE
35
MUTE
Q124
LEVEL
DETECT
D323
I-POD_DETECT
49
I-POD_TX
57
I-POD_RX
56
9V (SW)
KEY3
+9V
AC IN
KEY1
KEY2
22
CD_IN_L
CD_IN_R
LINE_OUT_L
6
5
79
80
48
46
TU_IN_R
U-COM
(VDD)
A
KEY NETWORK
D406
OPR/BATT
76
RST
TU-DATA
TU-COUNT
TU-CLK
TU-CE
RMC IN
AC IN
74
X1
75
X2
X802
4.91MHz
RESET
IC804
70
XT1
71
XT2
X801
32.768kHz
3.3V
1
2
DI
X IN
X OUT
CL
LP-OUT
AM
OSC
AM
MIX
FM
MIX
FM
OSC
AM RF-IN
AM OSC
REG
FM
RF-IN
RF-IN
FM
IF-IN
IF-IN
AM
IF-IN
IF-IN
X1
75kHz
20
19
16
17
CE
15
DO
18
59
60 61
58
23
22
13
12
12
28
LP-IN
27
PD
26
1
31
2
5
7
8
11
36
32
34
T1
L6
CF3
L2
L1
CT1
RADIO 6V
RADIO 6V
D1
D2
CT3
D3
CT3,ANT1
AM
TRACKING
L3
AM
FREQUENCY
COVERAGE
CT1,L1
FM
TRACKING
L2
FM
FREQUENCY
COVERAGE
L6
FM
IF
T1
AM
IF
ANT2
FM
TELESCOPIC
ANTENNA
AM
DET
FM
DET
AF
BUFFER
FM
MPX
R-OUT
L-OUT
RADIO 6V
FM-DET
FM/AM RF AMP, MIX, OSC, IF AMP,DET,
FM MPX
IC1
L3
RADIO 6V
R-VT
(VT)
CF2
RADIO 6V
RADIO 6V
ANT1
AM
FERRITE-ROD
ANTENNA
AM
MIX-OUT
MIX-OUT
FM
MIX-OUT
MIX-OUT
FM
RF-OUT FM OSC
RF-OUT FM OSC
DET-OUT
MPX-IN
3
S402,415,416,418
S401,403-405,410-412,419
S407,408,413,414,417
S401,403-405,410-412,419
S407,408,413,414,417
C
CD
SECTION
CD
SECTION
LINE_OUT_R
USB+5V
USB_VBUS
USB_D+
USB_D–
USB_D–
RX
TX
DGND
R–CH
2
5
3
4
28
7
I–POD AMP
IC806
ELECTRONIC VOLUME
IC302
J322
(I–POD IN)
AUDIO IN
6
7
5-2. BLOCK DIAGRAM – MAIN Section –
(Page 19)
(Page 19)
(Page 19)
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