Grundig GLR2100, Service Manual

GRUNDIG Service 

OVATION CDS 7000 SPCD

3 -

C201

100u/S

C202

470u

C205

470u

C204

100u/S

C203

33n(M)

C206

33n(M)

R201

2.2

R202

2.2

R203

2.2

R204

2.2

C208

100n(M)

C207

100n(M)

1

2

3

4

CN201

1

2

CN202

C211

2200u25V

C210

150n(m)

R213

330

Q203

9014C

R215

22K

Q201

8550C

Q202

9014C

R210

18K

R211

220K

R212

47K

C240

10u/S

C220

1u/S

C230

1u/S

C242

1u/S

R240

1K

C241

100n

R220

330

R230

330

R221

3K9

R231

3K9

C231

500P

C221

500P

C243

2n

R241

2K7

R242

6K8

C222

u47/S

C232

u47/S

C244

1u/S

CH3O2

3

PW2GND2

2

CH3O1

1

CH2B

4

CH2O

5

PWGND1

6

CH1B

7

CH1O

8

CH1+IN

11

PREGND

13

CH2+IN

12

CH3+IN

14

CH3-IN1

16

CH3-IN2

15

S

T

B

Y

17

B

+

2

18

RIPFIL

10

B

+

1

9

IC201

LA4630N

R223

82K 1%

R222

2K2 1%

R224

22K 1%

C223

22n(M)J

C224

22n(M)J

C225

22n(M)J

C233

22n(M)J

R233

82K 1%

R232

2K2 1%

R234

22K 1%

C234

22n(M)J

C235

22n(M)J

C246

15n(M)J

C245

100n(M)

R243

15K 1%

R244

15K 1%

C247

39n(M)

R245

22K 1%

R246

3K3

C227

100u/S

R239

680

R249

1K

C248

100u/

S

R238

22K

R247

10K

R237

22K

C237

47u/S

POWER ON

MUTE

1

2

CN203

R260

510

C212

100u/S

8

7

6

5

4

3

2

1

IN

1-

IN

1+

V

E

E

O

U

1

IN

2-

IN

2+

O

U

2

V

C

C

IC204

LA6458

M

8

7

6

5

4

3

2

1

IN

1-

IN

1+

V

E

E

O

U

1

IN

2-

IN

2+

O

U

2

V

C

C

IC203

LA6462

M

8

7

6

5

4

3

2

1

IN

1-

IN

1+

V

E

E

O

U

1

IN

2-

IN

2+

O

U

2

V

C

C

IC202

PT2308L

C252
100u

C254

100u

R254

15K

C253

4u7/S

R236

3K9

R235

3K9

C255

4u7/S

R250

100

R251
22K

R252

22K

C251

100u/S

R248

10K

SI

SC

MUTE

PW GND
PW ON
BL B+

SIG GND
L CH

R CH

RA Vcc

L CH

GND

R CH

TO CD SECTION

TO RADIO

D201

1N4148

D202

1N4148

R214

100K

TO MCU

L CH

R CH

L CH

R CH

R GND

L GND

WOOFER

+
-

R257

15K

R269

8K2

R270

8K2

B+

GND

GND

1

2

3

4

CN206

Q206

9014C

R283

100K

R282

33K

C289

10u/S

R281

15K

R280

27K

C288

100u/S

R284

560

D209

1N4148

1

2

3

4

5

CN211

MUTE

R-CH

V+

GND

L-CH

8V

C250

100u

R276

3K3

R277

3K3

1

2

3

4

5

6

7

8

9

10

11

CN207

BUZZER

R274

1K

C284

470n

1

2

3

4

5

6

7

8

9

CN204

1

2

3

CN205

1

2

3

CN209

C214

40n

C215

47u/S

R216

7K5

VI1

1

VI2

2

SEL2

3

SEL1

4

A1

5

A2

6

B1

7

B2

8

C1

9

C2

10

FILTER

11

GND

12

SC

13

SI

14

VCC

15

OUT2

16

OUT1

17

BOUT1

18

BNF1

19

BOUT2

20

BNF2

21

TNF2

22

TNF1

23

CAP

24

IC205

BD3871FS

C260

u33/S

C261

2n2(M)

C262

2n2(M)

R262

330K

C263

100n

C264

100n

R261

5K6

C265

100n

C266

100n

R264

330K

R263

5K6

C272

2u2/S

C273

2u2/S

C274

1u/S

C276

1u/S

R266

68K

R268

68K

R265

2K7

R267

2K7

C275

220P

C277

220P

C278

1u/S

C279

1u/S

R271

10K

R272

10K

C280

1u/S

C281

1u/S

C267

10u/S

C268

10u/S

C269

220u/S

C270

100n

R273

470K

C283

100n

C282

100u/S

AUDIO PCB

4 ohm

L-SPEAKER

1

2

3

4

SO251R-SPEAKER

4 ohm

WOOFER

6 ohm

SO252

1
2

Q204

9014C

Q205

8050C

D203

1N4148

R205

100K

RA PW
CD PW

R286

39K

R

G

L

Lch

Rch

USB PW

JP201

0

JP

20

2

0

8V

RA

 P

W

CD

 P

W

US

B P

W

BL

PW

 O

N

P

W

 O

N

B

L

R

A

 P

W

U

S

B

 P

W

C

D

 P

W

8V

13

V

RA Vc

c

JP

20

3

0

JP204

0

JP205

10mm

JP207 6mm

R279

10K

R278

10K

C290

470n

R287
470K

JP208
10mm

JP209 9mm

JP210
0

JP211

0

JP212

0

C256

120P

C257

120P

R289

15K

C213

220u/S

R290

10 ohm 1W

C291

470u/S 16V

to CN703 

p.3-9

to CN291 

p.3-18

to CN501 

p.3-20

to CN806 

p.3-11

to CN302 

p.3-3

to CN301 

p.3-3

NF-Teil / AF-Section