Sony CDX-S22 / CDX-S22S Service Manual ▷ View online
13
CDX-S22/S22S
2-8. SL MOTOR ASSY (M902)
1
screw
(+P 1.4
×
1.8)
2
SL motor assy (M902)
2-9. LE MOTOR ASSY (M903)
2
washer
4
qd
3
gear (LE1)
7
leaf spring (LE)
5
lever (D)
bracket (LEM-N)
slider (R)
6
screw
(+P 1.7
×
2.2)
8
screw
(+M 1.7
×
2.5)
qa
screw
(+M 1.7
×
2.5)
qf
two toothed lock screws
(+M 1.4
)
qs
screw
(+M 1.7
×
2.5)
9
bearing (LEB-N)
0
gear (LE) assy
qg
LE motor assy
(M903)
1
Remove the solders.
14
CDX-S22/S22S
2-10. SERVO BOARD
3
optical pick-up (CN1)
5
claw
6
SERVO board
4
screw
1
Remove the eight solders.
2
Remove the three solders.
15
15
CDX-S22/S22S
CDX-S22/S22S
83
RFO
RF AMP,DIGITAL SERVO,
DIGITAL SIGNAL PROCESSOR
IC2
89
RFEQO
3
RFRP
6
TEI
88
RFI
RFRPI
2 RFZI
7 TEZI
9 F0O
PD1
PD2
E
F
I-V AMP
PD
LD
DETECTOR
81
AGCI
82
94
96
95
97
98
TNI
FPI1
FNI1
FPI2
FNI2
TPI
VRO
91 LDO
92
MDI
(FOCUS)
(TRACKING)
2-AXIS DEVICE
OPTICAL
PICK-UP BLOCK
(KSS1000E)
• Signal Path
: CD
LASER DIODE
M
M
M
18
17
VO3–
VO3+
14
13
VO1+
VO1–
12
11 VO2–
VO2+
10
9
VOL+
VOL–
FWD
REV
1
28
OPIN4– 26
OPIN4+ 27
OPOUT4 25
10 TRO
OPIN3– 23
OPIN3+ 24
OPOUT3 22
12 FMO
OPOUT1 4
13 DMO
OPOUT2 7
MUTE 21
BIAS 20
16
15
VO4–
VO4+
M903
(LOADING)
M901
(SPINDLE)
M902
(SLED)
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE/LOADING
MOTOR DRIVE
IC1
51
PIO3
48
PIO0
36
MSTBY
58
ZDET
37
/RST
43
/CCE
42
BUCK(CLK)
41
BUS3(SI)
CD-L
MAIN
SECTION
A
30
LO
27
RO
R-CH
27 DEC_SSTBY
15 CD_ZDET
15 CD_ZDET
14 CD_XRST
13 CD_XCCE
53 MEC_SELFSW
45 MEC_INSW
42 MEC_LIMIT
12 CD_BUCK
11 CD_BUS3
40
BUS2(SO)
10 CD_BUS2
39
BUS1
8
CD_BUS1
38
BUS0
7
CD_BUS0
81 X1
80 X0
MEC LOAD
43
DRVON
6
MEC EJECT
44
CD
SYSTEM CONTROL
IC3
+1.5V REG
IC6
SYSTEM CONTROL
IC501 (1/3)
37 DEC_XMUTE
30 DEC_INT
SW2
(SELF)
46 MEC_DSW
SW1
(DOWN)
SW3
(DISC IN)
SW4
(LIMIT)
56
UNISI
25
RXD
57
UNISO
58
UNICKI
50
BUS_ON
51
BU_IN
75
RSTX
67
MECON_CHK
1
CDON_1500MV
1.5V_ON
63
MECON
64
CDON
66
ZMUTE
60
A_ATT
26
TXD
PD1
E
F
VC
VC
VC
LOAD
EJECT
LD
MON OUT
FCS+
FCS–
TRK+
TRK–
PD2
AUTOMATIC
POWER
CONTROL
Q21
+1.5V ON/OFF
SWITCH
Q2,3
• R-ch is omitted due to same as L-ch.
24
23
X2
16.934MHz
X1
12MHz
XI
XO
MAIN
SECTION
B
UNI SI
UNI SO
A ATT
UNI CLK
BUS ON
B/U CHECK
SYS RST
61
EJECT_OK
EJECT_OK_SW
89
CD_ON
VOUT
98
CDM_ON
99
Z-MUTE
MECHA+6V
93
68
CDON_CHK
1
5
VDD
3
CE
SERVO+3.3V
+1.5V
+1.5V
BU+3.3V
84
100
3-1. BLOCK DIAGRAM — CD SECTION —
(Page 16)
(Page 16)
SECTION 3
DIAGRAMS
16
16
CDX-S22/S22S
CDX-S22/S22S
3-2. BLOCK DIAGRAM — MAIN SECTION —
1 ANT
7 TU-LCH
ELECTRONIC VOLUME
IC401
J1
(ANTENNA)
TU1
(TUNER UNIT)
POWER AMP,
MULTI REGULATOR
IC750
SYSTEM CONTROL
IC501 (2/3)
RDS RECEIVER
IC51
RESET
IC602
S702
RESET
CN601
6 TU-RCH
R-CH
BATT
FL
9 CD-LCH
8 CD-RCH
4
3
3
10
VCC8.3V
11
VDD5V
15
E2PVDD
13
TU-SCL
14
TU-SDA
6
S-METER
7
TU_MUTE
16
E2PSCL
17
E2PSDA
5
QUALITY
9
RDS
39 VSM
AU+8.3V
R-CH
TU+5V
BU+3.3V
BU+3.3V
12 TUATT
25 EEP_CKO
24 EEP_SIO
24 EEP_SIO
38 QUALITY
8
MUTE_CON
AEP,UK MODEL
53 TU_ATTIN
77 RESET
L
R
CD-L
R-CH
R-CH
5
3
3
OUT-FL+
OUT-FL–
9
7
7
OUT-RL+
OUT-RL–
29
27
27
AMP-REM
R-CH
ANT-REM
35
VP
20
VP1
6
VP2
BATT
30
37
37
AUDIO8.3V
B.UP+B
31
33
33
SERVO3.3V
MECHA6V
34
PANEL+B
TU+5V
24
OUT-RR
29
MUTE
2 SDA
AU+8.3V
BU3.3V
SERVO+3.3V
MECHA+6V
MECHA+6V
DISP+B
4 SCL
SDA
SCL
16 BEEP
22 STB
25 DIAG
25 DIAG
AU+8.3V
15
13
7
10
12
11
16
1
9
2
4
3
5
6
30
31
31
SCL
SDA
SCL
SDA
SCL
SDA
33
I2C_CKO
34
I2C_SIO
9
VOL ATT
5
BEEP
26
AMPSTB
8
DIAG
54
BUIN
SYS RST
BUS ON
UNI CLK
UNI SO
UNI SI
B/U CHECK
A ATT
73
TESTIN
ATT
12 IN_FL
IN_RL
FL+
FL-
RL+
RL-
FR+
FR-
RR+
RR-
AMP-REM
ANT-REM
ACC
ATT
AEP,UK MODEL
TEST
11
22
OUT-RL
MUTE
Q481
MUTE DRIVE
Q478,479
58
UNISI
59
UNISO
60
UNISCK
87
BUSON
88
SYSRST
72
ACC_IN
ACC CHECK
Q631
+5V REG
Q1
BATT
BATTERY CHECK
Q581,582
OVER
VOLTAGE
DETECT
Q580
MUTE
Q461
74
TELATT
SCL
SDA
D479
FU601
R-CH
R-CH
17
18
18
OUT-SUB-L
OUT-SUB-R
23
OUT-FL
25
OUT-FR
R-CH
L
R
J330
AUDIO
OUT
REAR
D510
D512
D511
D580
BATT
D581
CD
SECTION
A
CD
SECTION
B
BATT
NS
MASK
Q22
B+ SWITCH
Q51
BU+3.3V
VDD
13 NSMASK
30 RDSON
56 DAVN
16 MPX
15
INTN
11
SCL
12
SDA
1
OUT
BU+3.3V
2 IN
SCL
SDA
9
10
X51
8.66MHz
XT1
XT0
86
MUTE
Q441
TEL ATT
Q651
• Signal Path
• R-CH is omitted due to same as L-CH.
: CD
: FM
: AM or MW
(Page 15)
(Page 15)
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