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Cd module, Cdr version, Block diagram universal loader – Philips CDR796 User Manual

Page 28: Block diagram cd module

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6-3

6-3

5

6

3

4

2

8

7

RAB

1802

RESET

SDA

SPDIF

GND

1

GND

Communication CD10

with CDR Module-

µ

P

Digital Audio

SICL

SILD

SPEEDSEL

Low = 4x speed

Low = 2x speed
High = 1x speed

High amplification

(4x speed)

Low amplification

(1x and 2x speed)

CDR Version

VAM2201, VAM2202, VAM2204

7802

7803

V5

EQSEL

62

12

1805

6

7

8

9

2

3

4

5

1

NC

NC

38

RESET

SPEEDSEL

SPEEDSEL

Control

CDR Version

to CDR Module

1205

to Interface Boar

d

1308

SDA

VCC

DOBM

D1-D5

D2-D4

1806

LD ON

LD ON

LD

MON

CD/RW

HF IN

V1

D1

D2

D3

D4

R1,R2

MOT1

SIGNAL PROCESSOR

CD10

SAA7324 (SAA7325)

TRAY
MOTOR

SL

RA

FO

DIODES

PHOTO

D3

D2

D5

D1

D4

INNER SWITCH

SW INFO

TRAY OUT

TRAY IN

LASER &
MONITOR
DIODE

TURNTABLE

MOTOR

DISC

CD MECHANISM

TRAY

MAINBOARD

7801

+3,3V

7802

LASER CONTROL

&

HF AMPLIFIER

TZA1024

(TZA1025)

42

40

39

5,17,21,52,57

64

1

13

+5V

+8V

2

+8V

16,17,20

4

5

7

V4

61

2

ISLICE

3

63

51

8

7

6

2

5

1

3

11

6,14

6...12
25...31

4

2

1

4

3

2

1

4

3

+3,3V

SCL

SILD

Blockdiagram Universal Loader 2002 02 12

+5V

+3,3V

7816

+5V

+A

+8V

7820

6802

BLOCK DIAGRAM Universal Loader

FOCUS
MOTOR

RADIAL
MOTOR

SLIDE
MOTOR

MOTOR

TURNTABLE

55

54

56

59

34

32

33

5

4

13

14

23

24

3

15

19

7819

M63000

DISC+

DISC-

SLI-

SLI+

TRA-

TRA+

FOC-

FOC+

MOT2

60

21

1830

Standby

36

TRAY
SWITCH

REF (3,2V)

+5V

TRAY OUT

SW INFO

TRAY IN

TRAY OUT

SW INFO

TRAY IN

+10V

GND

Supply

7815

TCA0372

10

41

RAB

BLOCK DIAGRAM

CD MODULE