Grundig GLR2100, Service Manual

GRUNDIG Service 

OVATION CDS 7000 SPCD

3 -

5

0

0

2

-

v

o

N

-

3

2

U

H

S

O

14

H

S

O

13

S

B

S

Y

12

S

F

S

Y

11

D

A

T

A

10

S

B

O

K

8

V

S

S

3-

1

7

V

D

D

3-

1

6

IP

F

5

D

O

U

T

4

A

O

U

T

3

LR

C

K

2

B

C

K

1

P

V

D

D

3

15

C

LC

K

9

P

D

D

16

TMAX

17

LPFN

18

LPFO

19

PVREF

20

VCOF

21

AVSS3

22

SLCO

23

RFI

24

AVDD3-1

25

RFCT

26

RFZI

27

RFRP

28

FEI

29

SBAD

30

TEI

31

TEZI

32

F

O

O

33

T

R

O

34

V

R

E

F

35

R

F

G

C

36

T

E

B

C

37

S

E

L

38

AVDD3-

2

39

F

M

O

40

D

M

O

41

V

S

S

3-

2

42

V

D

D

3-

2

43

T

E

S

IN

44

X

V

S

S

3

45

X

I

46

X

O

47

X

V

D

D

3

48

DVSS3-1

49

RO

50

DVDD3

51

DVR

52

LO

53

DVSS3-2

54

ZDET

55

VSS5

56

BUS0

57

BUS1

58

BUS2

59

BUS3

60

BUCK

61

CCE

62

RST

63

VDD5

64

IC704

TC94A14FA

RFDC

12

GVSW

13

VRO

14

FEO

15

FEN

16

RFRP

17

RFIS

18

RFGO

19

RFGC

20

AGCI

21

RFO

22

RFN

23

GND

24

VCC3

1

FNI

2

FPI

3

TPI

4

TNI

5

MDI

6

LDO

7

SEL

8

TEBC

9

TEN

10

TEO

11

IC702

TA2157F

D

O

1-

1

D

O

1+

2

IN

1

3

IN

1A

4

N

C

5

R

E

O

6

M

U

T

E

7

S

G

N

D

8

F

W

D

9

IN

2

10

D

O

2+

11

D

O

2-

12

P

G

N

D

1

13

R

E

V

14

D

O

5+

15

D

O

5-

16

D

O

3-

17

D

O

3+

18

IN

3

19

C

T

L

20

V

C

C

1

21

V

C

C

2

22

R

E

F

23

IN

4A

24

IN

4

25

D

O

4+

26

D

O

4-

27

P

G

N

D

2

28

G

N

D

29

G

N

D

30

IC701

S30011

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

CN702

R703 82K

R704

120K

R705

120K

R706

120K

R707

120K

R708

82K

R701

100

C704 100n

Q701

9015C

L703

10uH

R710

10

C703

100u

C702

100u

C701

100n

R711

22K

R712

2K2

C709

6P

R713

10K

R714

1K

C708

100n

R715

OP

P707
RFO

C711

1n

R717

10K

C710

56P

C716

100u/S

C715
100n

L702

10uH

R730

6K8

R729

10K

R728

15K

R727

47K

R726

5K6

C717

25P

R725

3K3

R723

6K8

C718

68P

R724

220

R722

15K

R721

8K2

C714

33P

C713

33P

C712

2n2(M)

R720

8K2

R718

82K

R719

5K6

C707

100n

R716

39K

C706

100n

C705

4n7(M)

R702

33K

R709

1K

P703

VREF

P702

TEO

R738

15K

R737 2M2

C725

15n

R736

470K

R734

5K6

R735

47K

C726

47P

C727

220u/S

R732

10K

R733

10K

R731

3K3

P706

GVSW

C719

100n

C724

10n

C722

10n

C721

4n7(M)

P705

RFGO

C723

100n

C720

33n

R739

10K

P708

FEO

P701

SBAD

C738

33n

C737

100n

C736

470P

R740

5K6

R783

15K

C735

470P

C739

47n

C740

47n

C741

47n

C742

47n

C743

47n

P710

TRO

C733

15P

C734

15P

X

70

1

16

.9

43

M

H

z

R

74

2

0

R

74

1

10

0

R744

100

R743

10

C732
100n

C731

100n

R745

22

R752

33K

R751

33K

R750

33K

R749

33K

R748

2K7

R747

2K7

C728

100n

C730

1u

C729

100n

R746

10K

D703

4148

D704

4148

D705

4148

D706

4148

1

2

3

4

5

6

CN701

P709

FMO

C785

100u

C784

100n

R768

27K

R767

27K

C786

100n

S

D

i0

14

LR

C

K

o/

L

13

B

C

K

o/

L

12

S

D

o0

/L

11

V

S

S

10

MiACK/AD16

8

M

iC

K

7

M

iD

iO

6

M

iL

P

5

M

iC

S

4

S

T

A

N

B

Y

3

R

S

T

2

V

D

D

P

1

B

C

K

IA

15

V

D

D

T

9

LR

C

K

iB

16

SDi1/DATA

17

BCKiB

18

LRCKiB

19

TXo

20

VDD

21

CKi/iRO/FiO

22

VSS

23

SDi2/PIo0

24

SDi3/Pio1

25

Pio2

26

Pio3

27

BUS3/Fi1/Pio4

28

BUS2/Fi2/Pio5

29

BUS1/Fi3/Pio6

30

BUS0/Pio7

31

SDo1/L

32

S

D

o2

/L

33

P

o1

2

34

S

D

o3

/L

35

B

U

C

K

/R

E

Q

/P

o1

1

36

C

C

E

/P

o1

0

37

P

o9

38

P

o8

39

V

D

D

M

40

S

R

M

S

T

B

41

V

D

D

T

42

A

D

10

43

A

D

9

44

A

D

8

45

P

o7

46

P

o6

47

P

o5

48

Po4

49

Po3

50

Po2

51

Po1

52

Po0

53

VSS

54

VDD

55

CKo/AD16/Po13

56

VDDX

57

Xo

58

Xi

59

VSSX

60

TEST

61

MiMD

62

VSSP

63

VCCi

64

IC705

TC94A34F-002

C757

100n

C754

100n

C746

100n

C758

100n

R

75

3

4K

7

R

75

4

33

K

R

75

5

4K

7

R

75

6

33

K

R761

10K

C745

100n

C747

100n

C756

100n

R758

10K

P711

SPDIF

R757

10

K

C762

10u

C764

4u7

C763

4u7

R765

5K6

R764

5K6

C765

1n2

C766

1n2

C760

100n

C761

100u

R763

10

R762

100

C759

10n

L704

10uH

C755
100n

R759

2M2

C750

10n

R760 220

C748

2n2

C749

100n

1

2

3

4

5

6

7

8

IC708

LA6462M

C767

220P

C768

220P

R781

5K6

R782

5K6

R786

5K6

R787

5K6

R779
3K3

C769

100u

C772

100u

C773

100n

C770

4u7

C771

4u7

R784

1K

R785

1K

R771

100K

R766

100K

C774

1n2

C775

1n2

1

2

3

CN703

D701

1N4001

C753

47u

C

75

1

47

u

C788

47u

C

78

7

10

u

D702

1N4001

1

2

3

4

5

CN704

L701

26uH

Q703

8050

R769

180

ZD702

5V6

C778

47u

C777

220u

C779
100u

C776

100n

C780

100u

Q702

9013C

R770

180

ZD701

4V3

C781

47u

C782
100u

C783

100n

5V

3V3

D3V3

D1V5

S8V

M8V

R780

8K2

M8V

GND

S8V

R.CH
GND
L.CH

SLT-
SLT+
FM+
FM-
DM-
DM+

FC-
TR-
TR+
FC+
PD
VR
LD
GND
F
C
B
A
D
E
VCC
VC

OPEN
CLOSE
GND
BUS3
BUS2
BUS1
BUS0
BUCK
CEE
RST

DRST

SDA
SCL

DREQ

TO MAIN PCB

TO MCU PCB

TO MCU PCB

TO DA11B3N

TO DA11B3SLM

TO MAIN PCB

1

2

3

4

5

6

7

8

9

10

11

12

13

14

IC703

TC74HCU04AFN

LRCIN

1

DIN

2

BCKIN

3

NC

4

CAP

5

VOUTR

6

GND

7

VDD

8

VOUTL

9

MUTE

10

NC

11

DEEMPH

12

FORMAT

13

SCKI

14

IC709

WM8725

R772

0

TRAY-OUT

TRAT-IN

P712

MCK

P713

SCKI

P714

LRCK

P715

BCK

P716

AOUT

R773

1K

R774

1K

R775

1K

R776

1K

SRMSTB

1

2

3

4

5

6

7

8

9

10

CN708

DATA
BCKB

LRCKB

GATE
DREQ

URST

GND

USB 5V

UART_RX
UART_TX

USB 5V

OPEN

CLOSE

GND

BUS3

BUS2

BUS1

BUS0

BUCK

CEE

RST

DRST

SDA

SCL

DREQ

C790

10n

C791

10n

R788

56

C

79

2

1u

C793

1u

C794
10n

C795

47u

R

77

7

4K

7

MODE SW

DECODE END

R

77

8

33

K

1

2

CN707

R789

1M

UART_TX

UART_RX

URST

MCU

MCU

R

79

0

10

0K

Vin

3

Vout

2

G

N

D

1

IC706

LM1117S-1.5

Vin

3

Vout

2

G

N

D

1

IC707

LM1117S-3.3

R791

100K

R793

3K3

F1810060D 3T

to CN303 

p.3-3

Door Motor

to CN901

p.3-13

to CN205

p.3-5

CD/MCU-Teil / CD/MCU Section

Blockdiagramme S. 3-22 / Block Diagrams P. 3-22