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CDX-S2250/S2250S
SERVICE MANUAL
Ver. 1.0 2004.11

AEP Model UK Model

· The tuner and CD sections have no adjustments.

Model Name Using Similar Mechanism CD Drive Mechanism Type Optical Pick-up Name

NEW MG-611TA-186//K KSS1000E

SPECIFICATIONS
CD Player section
Signal-to-noise ratio: Frequency response: Wow and flutter: 120 dB 10 ­ 20,000 Hz Below measurable limit

Power amplifier section
Outputs: Speaker outputs (sure seal connectors) Speaker impedance: 4 ­ 8 ohms Maximum power output: 50 W × 4 (at 4 ohms)

Tuner section
FM Tuning range: 87.5 ­ 108.0 MHz Aerial terminal: External aerial connector Intermediate frequency: 10.7 MHz/450 kHz Usable sensitivity: 9 dBf Selectivity: 75 dB at 400 kHz Signal-to-noise ratio: 67 dB (stereo), 69 dB (mono) Harmonic distortion at 1 kHz: 0.5 % (stereo), 0.3 % (mono) Separation: 35 dB at 1 kHz Frequency response: 30 ­ 15,000 Hz MW/LW Tuning range:

General
Outputs: Audio outputs terminal (rear/sub switchable) Power aerial relay control terminal Power amplifier control terminal Telephone ATT control terminal Aerial input terminal Low: ±10 dB at 60 Hz (XPLOD) Mid: ±10 dB at 1 kHz (XPLOD) High: ±10 dB at 10 kHz (XPLOD) 12 V DC car battery (negative earth) Approx. 178 × 50 × 178 mm (w/h/d) Approx. 182 × 53 × 161 mm (w/h/d) Approx. 1.2 kg Parts for installation and connections (1 set) Front panel case (1)

Inputs: Tone controls:

Power requirements: Dimensions: Mounting dimensions: Mass: Supplied accessories:

MW: 531 ­ 1,602 kHz LW: 153 ­ 279 kHz Aerial terminal: External aerial connector Intermediate frequency: 10.7 MHz/450 kHz Sensitivity: MW: 30 µV, LW: 40 µV

Design and specifications are subject to change without notice.

FM/MW/LW COMPACT DISC PLAYER
9-879-324-01
2004K0479-1 © 2004.11

Sony Corporation
e Vehicle Company Published by Sony Engineering Corporation

CDX-S2250/S2250S SECTION 3 DIAGRAMS
3-1. BLOCK DIAGRAM ­ CD SECTION ­
· R-ch is omitted due to same as L-ch. · Signal Path
DETECTOR

: CD PLAY
PD2 PD1

PD1 PD2

96 FPI2

RFEQO 79

77 RFI 78 RFRPI

RFO 87

85 AGCI 86 RFDCI

LO 30
RO 27 R-CH

CD-L

A

MAIN SECTION

94 FNI2
97 FPI1

(Page 14)

I-V AMP

95 FNI1

RF AMP,DIGITAL SERVO, DIGITAL SIGNAL PROCESSOR IC2
RFRP 3
TEI 6
1 RFZI
7 TEZI
MUTE REQ STBY ZDET /RST /CCE BUCK BUS3 BUS2 BUS1 BUS0 SBSY 56 53 43 18 42 41 40 39 38 37 36 14
37 30 27 15 14 13 12 11 10 8 7 52 DEC XMUTE DEC INT DEC SSTBY CD ZDET CD XRST CD XCCE CD BUCK CD BUS3 CD BUS2 CD BUS1 CD BUS0 CD SBSY

E F

E F

99 TNI
98 TPI

UNISI RXD UNISO TXD UNICKI BUS ON BU IN A ATT

56 25 57 26 58 50 51 60

UNI SI UNI SO UNI CLK BUS ON B/U CHECK ATT SYS RST

B

MAIN SECTION

(Page 14)

LASER DIODE
AUTOMATIC POWER CONTROL Q1

RSTX 75

C

DISPLAY SECTION

LD

91 LDO

MDI 92

PD

LD

SYSTEM CONTROL IC501 (1/3)

(Page 15)

MON OUT

OPTICAL PICK-UP BLOCK (KSS1000E)

CD SYSTEM CONTROL IC3 MECON CHK 67

EJECT OK MECON CDON ZMUTE

61 63 64 66
MECHA+6V

89 99 98 93

EJECT OK SW CDM ON CD ON Z MUTE

FOCUS/TRACKING COIL DRIVE, SLED/SPINDLE/LOADING MOTOR DRIVE IC1
XI 23

CDON CHK 68

BU+3.3V

2-AXIS DEVICE

81 X1
X2 16.934MHz X1 12MHz

FCS+ FCS­

16 VO4­
15 VO4+

OPIN4­ 26
OPOUT4 25

9 F0O
XO 24

+1.5V REG IC6
+1.5V

80 X0

(FOCUS) (TRACKING)
TRK+ TRK­

+1.5V ON/OFF SWITCH Q2,3

5 VOUT

VDD 1 CE 3

BU+3.3V

18 VO3­
17 VO3+

OPIN3­ 23
OPOUT3 22

10 TRO
46 IO0(/HSO)

SW1 (DOWN)

46 MEC_DSW
+1.5V

SW2 (SELF)

53 MEC_SELFSW
DECON 1

M902 (SLED)

M

14 VO1+
13 VO1­

OPOUT1 4
OPIN2 7

12 FMO
13 DMO
SW3 (DISC IN)

45 MEC_INSW

M901 (SPINDLE)

M

12 VO2+
11 VO2­

MUTE 21

47 IO1(/UHSO)

SW4 (LIMIT)

42 MEC_LIMIT

M903 (LOADING)

M

10 VOL+
9 VOL­

FWD 1 REV 28

43 MEC LOAD
44 MEC EJECT

CDX-S2250/S2250S

13

13

CDX-S2250/S2250S

3-2. BLOCK DIAGRAM ­ MAIN SECTION ­
ELECTRONIC VOLUME IC401 CD SECTION

A

CD-L R-CH

(Page 13)

9 CD LCH 8 CD RCH OUT SUB-L 17 OUT SUB-R 18

L R-CH R-CH R

J330 AUDIO OUT

TU1 (TUNER UNIT) J1 (ANTENNA)

MUTE Q481

POWER AMP, POWER SUPPLY IC750 CN601 1 9 2 10

1 ANT

L-CH 4 R-CH 3

7 TU LCH 6 TU RCH

OUT FL 23 OUT RL 22 OUT FR 25 OUT RR 24 R-CH (FRONT) R-CH (REAR) SCL SDA MUTE DRIVE Q478,479 MUTE Q441 MUTE Q461

12 IN FL 11 IN RL

OUT FL+ 5 OUT FL- 3 OUT RL+ 9 OUT RL- 7

FL+ FLRL+ RL-

VCC 10 TU VDD 11 E2P VDD 15

AUDIO+8.3V TU+5V BU+3.3V

MUTE 29 SCL 30 SDA 31 D479 BATT

R-CH

4 FR+ 12 FR3 RR+ 11 RR5 6 AMP-REM ANT-REM

TU-SCL 13 TU-SDA 14

SCL SDA SYSTEM CONTROL IC501 (2/3) I2C CKO 33 I2C SIO 34 SCL SDA D571 SDA SCL 2 SDA 4 SCL

AMP-REM 29 ANT-REM 27 FU601 BATT

16

S-METER 6 TU MUTE 7 E2P SCL 16 E2P SDA 17 MUTE CONDITION 8 QUALITY 5 NS MASK CONTROL Q22 RDS DECODER IC51 X51 8.664MHz 9 XTI 10 XTO INTN 15 RDS 9 16 MPX VDDA 1 VDDD 7 RDS POWER CONTROL Q51 UNI SI UNI SO UNI CLK BUS ON B/U CHECK ATT SCL 11 SDA 12 SCL SDA

39 VSM 12 TU ATT 25 EEP CKO 24 EEP SIO

VOL ATT 9 86 5 26 8 AUDIO8.3V B.UP+B SERVO3.3V MECHA6V PANEL+B 30 37 31 33 34 AUDIO+8.3V BU+3.3V SERVO+3.3V MECHA+6V PANEL+B

ATT BEEP AMP STB DIAG 53 TU ATT IN 38 QUALITY 13 NS MASK

16 BEEP 22 STB 25 DIAG

BATT

35 VP

TEL ATT 74 ACC IN 72 TEST IN 73

TEL MUTE Q651 ACC CHECK Q631

13 7 15

TEL-MUTE ACC TEST

56 DAVN 30 RDS ON

D580,581 BU IN 54 BATTERY CHECK Q580-582 BATT TU+5V BU+3.3V 58 59 60 87 54 UNI SI UNI SO UNI SCK BUS ON BU IN · R-CH is omitted due to same as L-CH. · Signal Path : CD PLAY : FM : MW/LW +5V REG Q1 AUDIO+8.3V

CD SECTION

B

(Page 13)

CDX-S2250/S2250S

14

14

CDX-S2250/S2250S

3-3. BLOCK DIAGRAM ­ DISPLAY SECTION ­
SYSTEM CONTROL IC501 (3/3) LCD DRIVER IC901

· Circuit Boards Location

SERVO board
KEY MATRIX LSW901-921

41 KEYIN0
40 KEYIN1
D503

LCD SO 28 LCD CKO 29 LCD CE 27

64 DI CLK 63 CL 62 CE

4 S1 | | 50 S48 · 55

SENSOR board
LCD901 LIQUID CRYSTAL DISPLAY PANEL

KEY ACK ON Q664

52 KEY ACK

COM4 51 | | COM1 54

DIMMER

76 XKEY ON

1
LED931,932 LCD BACK LIGHT

PANEL+B

(

)
LED951,952 LSW901-921

tuner unit (TU1) KEY board MAIN board

7 NOSE DET
D510

Q921 LED CONTROL

CD SECTION

C

SYS RST
RESET IC602

88 SYS RST
IR RECEIVER IC971

(Page 13)

BU+3.3V

2 VDD VOUT 1
S702 RESET

77 RESET
SIRCS 64
2 OUT

IR

X502 32.678kHz

79 XOUT
80 XIN

OSC IN 82 OSC OUT 83

X501 18.432MHz

CDX-S2250/S2250S

15

15

CDX-S2250/S2250S

· NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is printed in each block.) For schematic diagrams.
Note: · All capacitors are in µF unless otherwise noted. (p: pF) 50 WV or less are not indicated except for electrolytics and tantalums. · All resistors are in and 1/4 W or less unless otherwise specified. f · : internal component. · C : panel designation.

· Waveforms

-- SERVO Board -- (CD PLAY)

-- MAIN Board --

For printed wiring boards.
Note: · X : parts extracted from the component side. · Y : parts extracted from the conductor side. a · : Through hole. · : Pattern from the side which enables seeing. (The other layers' patterns are not indicated.) Caution: Pattern face side: (Side B) Parts face side: (Side A) Parts on the pattern face side seen from the pattern face are indicated. Parts on the parts face side seen from the parts face are indicated.

1

IC2 4 (FEI)

5
0V

IC2 of (FNI2), og (FNI1)

1

IC51 0 (XTO)

1.5 Vp-p

1.6Vp-p

Approx. 100 mVp-p
8.664MHz

50 mV/DIV, 5 msec/DIV

0.5 V/DIV, 0.5 µsec/DIV

Note: The components identified by mark 0 or dotted line with mark 0 are critical for safety. Replace only with part number specified.

2

IC2 6 (TEI)

6
0V

IC2 oh (FPI2), oj (FPI1)

2

IC501 i; (XOUT)

C
· · · · · · A : B+ Line. B : B­ Line. H : adjustment for repair. Voltages and waveforms are dc with respect to ground under no-signal (detuned) conditions. CD mechanism section (1/2), (2/2) no mark : CD PLAY Main (1/4), (2/4), (3/4), (4/4) and Display sections no mark : FM ( ) : AM/MW/LW < > : CD PLAY : Impossible to measure Voltages are taken with a VOM (Input impedance 10 M). 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. Circled numbers refer to waveforms. Signal path. J : CD PLAY F : FM f : MW/LW

1.5 Vp-p

1.4Vp-p

Q B E

These are omitted
Approx. 400 mVp-p
32.678kHz

200 mV/DIV, 5 msec/DIV

0.5 V/DIV, 0.5 µsec/DIV

BE C These are omitted

3

IC2 wd (XI)

7
0.6 Vp-p

IC3 ia (X1)

3
1.1 Vp-p

IC501 id (OSC IN)

·

1.2Vp-p

ECB These are omitted

·

16.9344 MHz 0.2 V/DIV, 0.2 µsec/DIV

12 MHz 0.5 V/DIV, 0.2 µsec/DIV

18.432MHz

· ·

4

IC2 uj (RFI)
Approx. 1Vp-p

0.5 V/DIV, 0.5 µsec/DIV

CDX-S2250/S2250S

16

16

CDX-S2250/S2250S

3-5. SCHEMATIC DIAGRAM ­ SERVO BOARD (1/2) ­ · See page 28 for IC Block Diagram. · See page 16 for Waveforms.

IC B/D
C32 C29 C35 Q2 R84 R86 IC6 R21

R19

TP46

TP47 R44

C28

R22

R24

Q3 C36 C67 C102 C72 C80

C31
C24

R23

C47

C52 R52 C53

C13

C21 C18

TP25 TP26 TP27 R13 C22 R72 R71 C51 C62 R59 R60 TP29 IC2 C16 R125 R126 R127 R128 R61 R62 R63 R64 C57 C48 R113 R49

C19 C20 TP93 C23 C17

CN1

C49

TP12 TP13 TP14 TP15 TP16 TP17 TP18

C4

R4 C10 TP30

C60 C58

TP101 R131 C59

R1

R51

IC B/D
C101 C27 R5 R123

TP20

TP33

TP34

TP35

TP36

TP41

TP42

C5

C33

C45

R25

R26

C42

FB4 R45 R46 X2

R40

R41

FB3

C34

C38

C39

C40

C41

FB2 C61 R112

TP38

TP37

Q1 TP21 R132 C9 R6 R7 TP22

TP39

TP40

C7

(Page 19)

CDX-S2250/S2250S

18

18

CDX-S2250/S2250S

3-6. SCHEMATIC DIAGRAM ­ SERVO BOARD (2/2) ­ · See page 29 for IC Block Diagram. · See page 16 for Waveforms. · See page 30 for IC Pin Descriptions.

(Page 18)

(Page 23)

R116

R73 TP74 TP75 TP76 TP77 TP78 TP79 TP80 TP81 TP82 TP83 TP84 TP85 R100 R101 C37 TP86 TP87 TP97 TP98 TP99 X1 CN2 TP88 TP89 TP90 TP91 TP92 R42 R43 C43 R47

R74

C65

TP48

TP49

TP51

TP53

R67

R57

R65

R69

R70

R53

R55

C64

TP62

R77

R81 R28 R120 C103 R83 R82

TP1 SW4 TP2 SW1 IC1

IC B/D

IC3 TP63 TP44 R80

R121 R10 R3 TP3 SW3 TP4 SW2 TP5 TP10 M903 TP11 TP7 M901 TP6 R122 TP9 M902 TP8 R117 TP23 TP24 TP67 R90 C6 R12 R2 R8 R11 TP43 R9 R17 TP66 R91 TP64 TP65 R78 R16 C105

R50

R54

R48

R56

R58

R66

TP31 TP32

R68

C106

CDX-S2250/S2250S

19

19

R118

R119

CDX-S2250/S2250S

3-8. SCHEMATIC DIAGRAM ­ MAIN BOARD (1/4) ­

· See page 27 for IC Block Diagram. · See page 16 for Waveforms.

TU1 J330

JC1

JW102

R12

R13

R2 R3

J1

C3 C2 C1 FB1 R29 R8 Q22

JC12

C484

C474

R6

C7

C13

C11 R433 C431 R431 JC401 Q431 R452 C401 C413 C451 C404 R405 R406 R407 R408 R409 C441 R441 R442 Q441 R443 C442 C412 R451 Q451 R453 C452 R432 C432

C5

R7

R4

R9 IC401 JW77 JW72

C12 C4 C6 R1

R5

D1 Q1 L1 JW79 R51 R52 C57 C51 Q51 C58 R60 R61 L51

JW126

C405 C406 C407

JC446

R53 R54

R411 R462 R410 C461 R461 Q461 R463 C462

C53

C54

C55

C56

Q479 IC51 JC445

(Page 22)
D479 R479

IC B/D

C481

R481

R482 Q481

IC B/D
JW84 R57 JW85 R56
R59 C62 R58

Q478 R472 C479

R55

X51

R401

C471

R471

Q471

C60

C59

(Page 23)

CDX-S2250/S2250S

21

21

CDX-S2250/S2250S

3-9. SCHEMATIC DIAGRAM ­ MAIN BOARD (2/4) ­

· See page 28 for IC Block Diagram.

C775 C776 C751

C765

C764

C774

IC B/D
C752

D751

D752 C750 D753 D754 JC754 JC755 D755 D756 IC750 D757 D758 CN601

D763

D764

D759

D760

R651

R609 C753 JC753

D651

C763

C617

FU601 C618

D761

(Page 21)
JC756

C754 C758

D762

D617 L601 C602 C601 D601

C769 R752 C755 C770 C760

(Page 24)

CDX-S2250/S2250S

22

22

CDX-S2250/S2250S

3-10. SCHEMATIC DIAGRAM ­ MAIN BOARD (3/4) ­ · See page 16 for Waveforms. · See page 32 for IC Pin Descriptions.

(Page 21)

D511 R531 R564 R533

R519 R536 JC533 R535

R543
JW49 JW48

R674 C507 C508 R563 D510 X501 R578
JW146 JW145 FB308

JW86

R542

R547

JC527

X502 R636
R672 R529

D502

R679 D512 R518

C509 JC501 R517 JC503 JW125

Q664 R561 R508

JW127

JC511 C510

C511 R509

R565

(Page 19)

L301 2.2uH FB304

L501 R566

R567

D503

JC504

CNP301

C502 R675 R676 R539 R671 C514

R505

R673

R504 IC501 C512 R502 R501 C501 C513 C516 R503

(Page 24)

FB303

C343

C301 C308 C302 R302 1k FB307 R301 1k

FB305 FB310 C312

C310 2200P C309 2200P

R528 R681 JW120 FB302 C305 C313 R521 R522 R677

C306

FB309
R570 R544 R756 R532

C504
R575

JW28

C756

C503
R573 R537 R551 R550

R534 C531

R577

FB501

R514

CDX-S2250/S2250S

23

23

R511 R510 R512

R557

R513

CDX-S2250/S2250S

3-11. SCHEMATIC DIAGRAM ­ MAIN BOARD (4/4) ­

(Page 22)

C759 FB603 R705 R706 FB604 JC681 R707

CN701

C771 IC602 FB606 R601 S702 C519 JC506 FB605 C622 D701 D702 C623 C761 JW98

(Page 26)

R652

R703 JW53

(Page 23)

R633 Q631 R634 C631

R631 Q651 R632

R653

R654

D609

D719

R541 R585 R540

JC581

R584

Q581

Q582

D580

R582

Q580 D581 R583

CDX-S2250/S2250S

24

24

CDX-S2250/S2250S

3-13. SCHEMATIC DIAGRAM ­ KEY BOARD ­

LED951 D902 CN901 LED931 JP961 R921 R922 R974 R925 R961 R926 R976 R962 R963 LED932 D901 LED942 R929 LED941

JP935 LSW909(2/2) LSW914(2/2) LSW904(2/2)

R981 LED952 R982 R972 R973 IC971

LSW902(2/2) R939

LSW917(2/2)

LSW907(2/2) R955 R956

R935 R930

R940

R943 LSW921(2/2) LSW915(2/2) R957 C971

LSW912(2/2) R947 LSW901(2/2) LSW908(2/2) R948 R936 LSW918(2/2)

R951 R952 R983 LSW903(2/2) D982 C982 LSW905(2/2)
D981

(Page 24)

C983 C984

R984 R985 R986

IC901

LSW910(2/2) R933

LSW916(2/2) R944

LSW920(2/2)

C981

R987 R977 R978 R979

LSW913(2/2) LSW911(2/2) Q921 R967

LSW919(2/2)

LSW906(2/2)

C985

C986

R995

R907
LSW908(1/2) LSW909(1/2)

R908
LSW910(1/2)

R909
LSW911(1/2)

R910
LSW912(1/2)

R911
LSW913(1/2)

R912
LSW914(1/2)

R913
LSW915(1/2)

R914
LSW916(1/2)

R915
LSW917(1/2)

R916
LSW918(1/2)

R917
LSW919(1/2)

R918
LSW920(1/2)

R919
LSW921(1/2)

LCD901 R901
LSW901(1/2) LSW902(1/2)

R902
LSW903(1/2)

R903
LSW904(1/2)

R904
LSW905(1/2)

R905
LSW906(1/2)

R906
LSW907(1/2)

CDX-S2250/S2250S

26

26