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GRUNDIG Service

FREAXX 50 RRCD 4305 SPCD

3 - 11

POWER SW.

MAIN 9V

R.CH

L.CH

DISPLAY BACKLIGHT

A. MUTE

TUNER ON

CD ON

A GND

R CH

L CH

SUR SW

SYC REC

R CH

A GND

L CH

RA B+

BACK-UP 3V

SYS.PW. DOWN

SHORT PROTECT

L+

L-

R-

R+

REG 7V

GND

6V8

POWER ON REG.

Q215

9014C

C201

20n

+

C202

2200u16V

+

C210

100u

J301

PHONE JACK

R236

47K

R261

1K

R260

220K

R206

220

R205

220

R201

1

R202

1

R204

33K

3

2

11

10

8

7

9

5

6

1

12

4

GND

IC201

TA8227P

C206

100n(m)

+

C211

100u

R241

1K

R240

220K

C207

100n(m)

R243

22K

Q220

8550C

R267

2M2

D210

1N4148

Q204

9014C

+

218

1u

Q210

9015C

D205

1N4148

R250

220K

Q212

2SB772Q

+

C262

100u

R262

47K

R263

47K

C261

1n

Q213

9014C

R265

51K1%

R264

510K1%

Q214

9014C

R203

33K

+

C213

100u

R242

470K

Q221

9014C

1

2

3

4

CN201

1

2

3

4

SO301

4

5

6

1

2

3

SW301

2P2T

D204

1N4148

R237

47K

+

C 212

100u

+

C214

100u

Q211

9014C

R233

10K

R232

470K

1

2

3

4

CN302

1

2

3

SO208

1

2

3

4

CN209

1

2

3

4

SO303

R253

47K

R252

47K

+

C203

220u

Q202

9014C

D203

1N4148

D202

1N4148

R235

100K

+

C217

1u

C272

33n(M)

C270

33n(M)

R271

15K

R275

15K

1

2

3

CN205

+

C260

4u7

C215

4n7(M)

C216

4n7(M)

+

C208

2200u

+

C209

2200u

R301

100

R303

100

R304

100

R302

100

+

C265

10u

R234

100K

R229

10K

28

0K

+

C205

10u

R238

8K2

R231

12K

+

C204

220u

R266

3M3

R274

33K

R270

33K

+

C271

4u7

+

C273

4u7

R276

330K

R272

330K

R278

39K

D208

1N4148

R279

39K

SP R-CH

5.4ohm

SP L-CH

5.4ohm

1

2

CN207

CD B+

GND

CD B+

115

230V/50Hz

AC-1

AC-2

C803

20n50VII

C804

20n50VII

C801

20n50vII

C802

20n50VII

C809

20n50VII

D801

IN4001

D804

IN4001

D802

IN4001

D803

IN4001

C811

2200u16V

T H E R M A L

F U S E

C

AC SCOKET

9V

R801

120 1W

3V

T1

C807

20n50VII

C808

20n50VII

C805

20n50VII

C806

20n50VII

D805

RL201

D808

RL201

D806

RL201

D807

RL201

AC-3

AC-4

F801

T 2A L 250V

D809

IN5817

P801

PAD

P803

PAD

P811

PAD

P807

PAD

P805

PAD

P806

PAD

P802

PAD

C813

2200u/

16V

C810

20n50VII

P804

PAD

P810

PAD

D810

IN5817

P809

PAD

P808

PAD

1

2

3

4

5

6

CN801

1

2

3

4

CN202

1

2

3

4

5

6

7

8

9

10

11

12

SO203

1

2

CN207

22-Sep-2003

15,3V

15,4V

0V

0,6V

15V

0V

0,6V

0V

0V

8,1V

0V

7,9V

15,0V

15V

15V

TO CN703

P. 3-7

T

O SO501

P.

 3

-5

T

O CN704

P.

 3

-6

T

O CN101

P.

 3-12

TO

TAPE SWITCH&MOTOR

Summary of Contents for FREAXX 50

Page 1: ...ice Additionally required Service Documents for the Complete Service Service Manual Sicherheit Safety Materialnr Part No 720108000000 Audio Service Manual Materialnummer Part Number 720107729500 nderu...

Page 2: ...l ne Tuner Platte 3 4 CD Servo Platte 3 6 Haupt Platte 3 10 Gleichrichter Platte 3 10 Kopfh rer Platte 3 10 Display Platte 3 12 MCU Platte 3 12 Tasten Platten 3 12 MP3 Platte 3 16 Platinenabbildungen...

Page 3: ...Compact cassette according to DIN 45516 Track position International quarter track Tape speed 4 76cm sec Motor DC motor Frequency range 125Hz 10kHz Noise voltage ratio 42dB Band speed fluctuation 0 35...

Page 4: ...A 4 screws B and 2 screws C Fig 1 Undo 2 hex socket head screws D Fig 2 Disengage and remove mask Fig 2 Remove the cabinet rear part to the rear side to slip out the aerial E from the cabinet frame Fi...

Page 5: ...erausdrehen Steckverbindungen bei Bedarf l sen 5 Tasten Platte Geh user ckteil abnehmen Punkt 1 4 Schrauben N Fig 9 herausdrehen Steckverbindungen bei Bedarf l sen 3 Rectifier PCB Remove the cabinet r...

Page 6: ...ausdrehen Steckverbindungen bei Bedarf l sen 11 Cassetten Laufwerk Haupt Platte ausbauen Punkt 10 4 Schrauben U Fig 13 herausdrehen Cassettenfach ffen 6 MP3 PCB Remove the cabinet rear part point 1 Un...

Page 7: ...50 RRCD 4305 SPCD 1 7 Bedienhinweise Dieses Kapitel enth lt Ausz ge aus der Bedienungsanleitung Weitergehende Informationen entnehmen Sie bitte der Bedienungsanleitung deren Materialnummer Sie in der...

Page 8: ...GRUNDIG Service FREAXX 50 RRCD 4305 SPCD 1 8...

Page 9: ...50 RRCD 4305 SPCD 1 9 Operating Hints This chapter contains excerpts from the operating instructions For further particulars please refer to the user instruction the part number of which is indicated...

Page 10: ...GRUNDIG Service FREAXX 50 RRCD 4305 SPCD 1 10...

Page 11: ...4 Mess Sender ber Loopantenne einkoppeln ohne Modulation Digital Voltmeter an Messpunkt TP4 Digital Voltmeter an Messpunkt TP3 Mess Sender an Antennen Eingang TP1 TP2 Masse ohne Modulation Digital Vol...

Page 12: ...Hz Teil abspielen Frequenzz hler an Stecker CN401 Pin2 Pin4 Masse Bespielbare Cassette einlegen Ger tefunktion Aufnahme Start Abgleich Vorbereitung Abgleichvorgang 1 Bandgeschwin digkeit 2 Gleichlauf...

Page 13: ...end L502 for 7 2V 0 2V Adjust alternating with L501 bend at 88 0MHz and with VC501 at 106 0MHz for AF Maximum 1 LW Oscillator 2 MW Oscillator 3 AM IF 4 LW Pre Stage 5 MW Pre Stage 6 FM Oscillator 7 FM...

Page 14: ...t Test Cassette e g 449 play 8kHz part Connect the Frequency Counter to connector CN401 Pin2 Pin4 GND Insert a recordable cassette Function Record Start With adjustment control in the cassette motor s...

Page 15: ...OR Q108 Q109 CD SERVO IC701 CXA3068Q IC702 BA5970FP IC703 CXA2581N PROTECT CCT Q106 D205 D207 Q702 D703 D705 SWITCH Q220 Q221 5V REG Q101 Q102 Q103 MUTE CCT Q201 Q202 9V MAIN SUPPLY D801 D804 F1801 T2...

Page 16: ...GRUNDIG Service FREAXX 50 RRCD 4305 SPCD 3 2 Verdrahtungsplan Wiring Diagram...

Page 17: ...GRUNDIG Service FREAXX 50 RRCD 4305 SPCD 3 3 Ansichten von den Best ckungsseiten Views on component sides Tuner Platte Tuner PCB FM Mode Platte FM Mode PCB IC502 LA 1823 IC501 BU 2614 FS...

Page 18: ...IN 2 CE 3 CK 4 DA 5 CD 6 P0 7 P1 8 IFIN 9 P2 10 AMIN 11 FMIN 12 VDD2 13 VDD1 14 PD1 15 VSS 16 IC501 BU2614FS C513 10n C512 3P R512 3K3 C505 1n C503 1n C515 1n TD503 SV321 C526 20n R515 22 R507 220 R50...

Page 19: ...7MS3 C554 10n R536 15K C535 2n R555 330 C551 68P NPO Q515 9014C R556 33K R559 120 3 2 1 6 4 7 T509 8290 CF504 CDA10 7MG1 C537 u22 Q505 9014C R527 68K R528 22K R541 27 D503 1N5817 C519 1n 6 P R532 100K...

Page 20: ...78 SBSO 79 EXCK 80 IC701 CXD3068Q C760 20n C762 4u7 C739 220P R788 47K R790 47K R789 47K C743 22P C742 22P X701 16 93MHZ 1 2 3 CN704 C748 10u L705 10uH C761 4u7 R752 10K C731 100n C759 100u R751 33K R...

Page 21: ...TDR 4 TDR 3 TDR 2 VC 1 SDR 22 SDR 23 SDR 24 SPDR 25 SPDR 26 SPDR 27 PREVCC 28 IC702 BA5970FP C729 33n R730 10K C722 100n R714 15K Q701 9012H C724 680P R715 7K5 R716 7K5 R717 15K C725 680P C726 680P C7...

Page 22: ...GRUNDIG Service FREAXX 50 RRCD 4305 SPCD 3 8 CD Servo Platte CD Servo PCB Ansicht von der Best ckungsseite View on component side IC702 BA 5970 FP IC703 CXA 2581 N...

Page 23: ...vice FREAXX 50 RRCD 4305 SPCD 3 9 Haupt Platte Main PCB Ansichten von den Best ckungsseiten Views on component sides Gleichrichter Platte Rectifier PCB Kopfh rer Platte Headphone PCB IC401 BA 3308 IC2...

Page 24: ...C251 100n Y5P K C250 100n Y5P K C256 100n Y5P K R410 10K R411 47K C410 4u7 R412 1M5 Q402 9014C R414 4K7 C411 4u7 R413 470 R420 470 R421 10K R423 1M5 Q403 9014C R422 47K R424 4K7 C420 4u7 C231 2u2 C230...

Page 25: ...D202 1N4148 R235 100K C217 1u C272 33n M C270 33n M R271 15K R275 15K 1 2 3 CN205 C260 4u7 C215 4n7 M C216 4n7 M C208 2200u C209 2200u R301 100 R303 100 R304 100 R302 100 C265 10u R234 100K R229 10K 2...

Page 26: ...2 120K R108 820K R106 510K1 C105 20n R811 82 R105 2K7 L108 10uH R151 390 R152 22K Q110 9015C LED802 GREEN LED803 GREEN R120 100K D109 1N4148 R110 150 D103 1N4148 R118 22K R174 120K Q105 9015C R111 2K2...

Page 27: ...28 29 TUNER POW 30 SYS POW 31 CD POW 32 BU2614CD 33 35 BUCE 36 BUCK 37 BUDA 38 OPTIONRD 39 ADKEY1 40 VDD 100 NC 98 NC 97 COM0 95 COM1 94 COM2 93 COM3 92 SEG0 91 SEG01 90 SEG02 89 SEG03 88 SEG04 87 SEG...

Page 28: ...GRUNDIG Service FREAXX 50 RRCD 4305 SPCD 3 14 Display Platte Display PCB MCU Platte MCU PCB Ansichten von den Best ckungsseiten Views on component sides...

Page 29: ...GRUNDIG Service FREAXX 50 RRCD 4305 SPCD 3 15 Tasten Platten Key PCBs MP3 Platte MP3 PCB Ansichten von den Best ckungsseiten Views on component sides...

Page 30: ...D7 19 DD4 16 BIST MODE 10 VCCAP 7 CLKIN 4 PIO13 1 VCCSIP 104 NDATA0 105 VCCKP 107 NDATA2 108 NDATA3 110 NDATA4 111 NDATA5 112 NDATA6 113 NDATA7 114 NSTROBE 115 MD 116 MC 117 NWRITE 118 VFD DATA 119 VF...

Page 31: ...44 DA3 43 VCCKP 42 DA4 41 DA5 40 DA6 39 ROM ADDR6 65 ROM ADDR7 66 ROM ADDR8 67 VCCSOP 68 GNDOP 70 C18 104 A9 NC 15 A6 24 A3 19 A0 16 NC 30 RAS 14 WR 13 D10 33 D13 37 D7 10 GND 40 VCC 1 LCAS 29 UCAS 28...

Page 32: ...4 1 GRUNDIG Service FREAXX 50 RRCD 4305 SPCD Explosionszeichnungen und Ersatzteilliste Exploded View and Spare parts List CS 21S...

Page 33: ...4 2 GRUNDIG Service FREAXX 50 RRCD 4305 SPCD...

Page 34: ...9550491500 Z DIODE BXZ55C5V1 5 1V0 5W D 108 830921504500 DIODE 1N4148 AV619 GA D 109 830921504500 DIODE 1N4148 AV619 GA D 110 830921504500 DIODE 1N4148 AV619 GA D 111 830921504500 DIODE 1N4148 AV619 G...

Page 35: ...18F Q 505 759540642200 IC FA 5311P Q 506 759540462000 TRANS S9015C Q 507 759540642200 IC FA 5311P Q 508 759540642200 IC FA 5311P Q 509 759540642200 IC FA 5311P Q 510 759540642200 IC FA 5311P Q 514 759...

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