Sony CDX-GT260S CDX-GT21W/GT210/GT260/GT260S SECTION DIAGRAMS, Block Diagram - Main Section

CDX-GT21W/GT210/GT260/GT260S

SECTION 4

DIAGRAMS

4-1. BLOCK DIAGRAM — MAIN SECTION —

J901

AUX

J1

(ANTENNA)

R-CH

TU1

(TUNER UNIT)

1 ANT	L-CH	4
	R-CH	3

			TU-SCL 13
			TU-SDA 14
AUDIO 8.3V	10	VCC (8.3V)
TU+5V	11	TU-VDD (TU5V)
B.U 3.3V	15	E2P-VDD	QUALITY	5
			S-METER	6
			TU-MUTE	7
			E2P-SCL	16
			E2P-SDA 17

AUX BUFFER

IC901

3	+
14	+
10	+

R-CH

I2C-SCL

I2C-SDA

QUALITY

VSM

TUATT

EEP-SCL

EEP-SDA

ELECTRONIC VOLUME

IC401

POWER AMP/MULTIPLE

1

10 AUX-LCH

VOLTAGE REGULATOR

R-CH

7

AUX-RCH

IC750

CN601

12

20 FIL

OUT-FL

13

12 IN-FL

OUT-FL+

5

1

FL+

9

8

8

DN1

OUT-RL11

11 IN-RL

OUT-FL–

3

FL–

9

DN2

OUT-FR14

R-CH (FRONT)

OUT-RL+

9

2

RL+

MUTE

MUTE

OUT-RR12

R-CH (REAR)

OUT-RL–

7

10 RL–

4

TU-LCH

Q441

Q461

R-CH

3

TU-RCH

MUTE

16

VOLATT

4

I2C-SCL

FR+

SCL

17

12

SDA 18

I2C-SDA

B-CH

R-CH

3

FR–

6

CD-LCH

D479

11 RR+

R-CH

5

CD-RCH

MUTE DRIVE

RR–

BATT

Q478,479

I2C-SCL

4

SCL

I2C-SDA

6 ANT-REM

SYSTEM CONTROL

2

SDA

ANT-REM 27

IC501 (1/2)

FU601

16 BATT

I2C-SCL

I2C_CKO 33

VP 35

38

QUALITY

I2C_SIO

34

I2C-SDA

BATT

D511

39

VSM

VOL ATT

9

B.UP+B 37

B.U+3.3V

12

TU ATT

BU 3.3V

25

EEP_CKO

ATT

86

AUDIO8.3V 30

AUDIO 8.3V

BEEP

5

16 BEEP

24

EEP_SIO

SERVO3.3V 31

SERVO3.3V

AMPSTB 26

22 STB

MECHA6V 33

MECHA6V

DIAG

8

25 DIAG

PANEL+B 34

PANEL+B

CD

MECHANISM

UNIT

(MG-101TA)

CNP301

11 AU_LCH

15AU_RCH

R-CH

22UNI_SO

24UNI_SI

26UNI_CLK

16Z_MUTE

5 CD_ON

7 CDM_ON

6SYS_RST

21 EJECT_OK

27 BUS_ON

9A_ATT

25 BU_IN

18		D_3.3V	SERVO 3.3V
19		A_3.3V
	8	BU_3.3V	BU_3.3V
1,2		DR_6V
			MECHA 6V

							ACC DETECT		7
ACC_IN 72										ACC
								Q631
									15
TEST IN		73								TEST
				D580	BATT
	BU IN	54	BATTERY LEVEL CHECK
			Q580-582
				D581	TU+5V	TU+5V REG		AUDIO 8.3V
						Q1,D1

D512

59 UNISO 58 UNISI

60UNISCK

93	Z-MUTE	• R-CH is omitted due to same as L-CH.
98	CD_ON	• Signal Path
99	CDM_ON	: CD PLAY
D510		: FM
77	RESET
		: AM/MW/SW
88	SYSRST
87	BUSON	: AUX
	RESET
	IC602
1	VOUT VDD 2	BU 3.3V

CDX-GT21W/GT210/GT260/GT260S

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