Black & Decker JW260 Manuel de service télécharger pdf (Page 15)

CDX-GT48UM/GT480U/GT480US/GT484US

CDX-GT48UM/GT480U/GT480US/GT484US

1515

4-1. BLOCK DIAGRAM – MAIN Section –

SECTION 4

DIAGRAMS

20

22

11

12

28

8

17

18

3

25

7

19

27

13

24

4

AU_LCH

AU_RCH

TXD(MC-BUS)

RXD(MC-BUS)

WAKE UP

Z_MUTE

CD_ON

CDM_ON

SYS_RST

EJECT_OK

VBUS ON

A_ATT

BU CHECK

MECHA 8.5V

A+3.3V

BU_+3.3V

DR_+6V

R-CH

R-CH

R-CH

R-CH

R-CH

AUDIO +8.5V

BU_+3.3V

SERVO+3.3V

R-CH

7

AUX-L

9

AUX-R

BU+3.3V

MC RX

59

MC TX

60

WAKE UP

58

Z-MUTE

62

CD_ON

27

CDM_ON

28

RESET

54

SYSRST

26

V-BUS ON

BU +3.3V

70

CLK IN

61

MD2

51

MD0

53

FLASH EN1

78

VOUT

1

VIN

2

15

D701

4

FMIN1

3

FMIN2

3

TU-L

8

AUX GND

ELECTRONIC VOLUME

IC302

J1

(ANTENNA)

PHASE LOCKED LOOP

(PLL)

IC001

L6

FM MIX

L2

CN701

CD

MECHANISM

UNIT

(MG-101Y)

(1/2)

I2C BUS CONTROLLED

POWER AMP/MULTIPLE

VOLTAGE REGULATOR

IC301

SYSTEM CONTROL

IC401 (1/2)

RESET

IC403

CN802

4

TU-R

5

CD-L

6

CD-R

R-CH (FRONT)

R-CH (REAR)

BATT

R-CH

8

9

18

SCL

19

SDA

14

RSSI

37

VSM

16

XTAL1

15

XTAL2

LOUT

ROUT

J901

AUX

X1

4MHz

S401

RESET

5

3

OUT-FL+

OUT-FL–

9

7

OUT-RL+

OUT-RL–

27

R-CH

ANT-REM

35

VP

BATT

20

VP1

6

VP2

30

AUDIO+B

31

33

SERVO+3.3V

MECHA+6V

34

PANEL+B

34

32

OUT-FR

27

SACLK

28

SADA

29

SAOUT

OUT-RR

R-CH

31

R/S OUT-L

13

ZAPPIN1

16

ZAPPIN2

4

SCL

AUDIO +8.5V

SERVO+3.3V

MECHA+6V

PANEL+B

2

SDA

16

BEEP

22

STB

25

DIAG

7

10

12

11

16

1

9

2

4

3

6

37

38

SCL

SDA

I2C-SCK

I2C-SIO

I2C-SCK

I2C-SIO

I2C-SCK

I2C-SIO

I2C-SCK

I2C-SIO

23

I2C_SCK

72

SACLK

71

SAOUT

38

SAIN

22

I2C_SIO

31

ATT

47

EXATT_XEN

98

ZAPPIN

97

BEEP

68

AMPSTB

69

DIAG

83

BU CHECK

12

IN-FL

FL+

FL–

L

R

RL+

RL–

FR+

FR–

RR+

RR–

ANT-REM

BATT

ACC

35

OUT-FL

11

IN-RL

33

OUT-RL

MUTE

Q102

MUTE DRIVE

Q303,304

29

ACC IN

ACC DETECT

Q805

+3.3V REG

IC402

MUTE

Q103

29

AMP-REM

5

AMP-REM

1

AMRFIN

REAR/SUB

D306

D308

D309

FU601

37

BU+B

B.U+5V

FRONT

R-CH

L

J302

R

-1

-2

-3

-4

AUDIO

OUT

MUTE

Q104

BU+3.3V

BATT

23

BACK-UP CHECK

Q802,807,808,

D806,807

MECHA +6V

3.3V

6

UART_CLK

3

FLASH_W

7

CLK IN

2

RESET

RX

4

1

5

TX

CN401

FLASH

PROGRAMMING

BU +3.3V

B.U +5V

R-CH (REAR/SUB)

30

R/S OUT-R

CD MUTE

Q305

FLASH

PROGRAMMING

BUFFER

Q401,402

• Signal Path

• R-CH is omitted due to same as L-CH.

: AM

: CD

: FM

: AUX

1 2 ... 10 11 12 13 14 15 16 17 18 19 20 ... 39 40

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