Grundig GV 27 Service Manual Download

Page: 40 / 78

Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams

GV 27 …, GV 47 …, GV 7…

Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams

GV 27 …, GV 47 …, GV 7…

4 - 33

GRUNDIG Service

4 - 34

GRUNDIG Service

Chassisplatte – Laufwerksteuerung / Deck-Elektronik (DE)
Chassis Board – Drive Control / Deck Electronic (DE)

OSCILLOGRAMS

...V MEASURED IN RECORD MODE

...V MEASURED IN PLAYBACK MODE

5.1V

0.3V

2.6V

5.1V

5.2V

0.5V

0.9V

2.6V

0.5V

1.5V

2.8V

2.5V

2.8V

5.1V

5.2V

2.5V

5.2V

0.1V

2.5V

3.2V

2.5V

chip components

...

WTRD

FTAD

SYNC

FFP

CREV

SCL2

SDA2

WTL

DATD1

DATD2

CLKD1

FGD

PG/FG

IREV

CSW

PBV

ISWS

CTL2

CTL1

WTLD

IPOR

OFP

TAS

CSI

TMO

CAP

POR

IRAF

ENVC

FOME

CSYNC1

CKDET

AGC

8SC1

SWIN

CSCP

HP2

CROT

MTA

TRIA/ALI

8SC2

W/R

REEL

THIO

IWIND

VISS

TRIV

not used

5,1V

5,2V

4,9V

3,1V

ILED

2,1V

3,6V

0,2V

14,1V

3,9V

I/R

1,1V

3,9V

4,5V

3,7V

4,3V

4,4V

0,5V

0,3V

0,1V

2,1V

7,9V

3,7V

1,1V

2,6V

3,7V

not used

to VS

for GEMSTAR

ST24C08

not used

(HEAD-DRUM-Driver)

(Control-Interface)

(Buffer)

(SWITCH)

(Inverter)

(SWITCH)

(Buffer)

(DECK-Controller)

TAE

SHUTTLE b2

SHUTTLE b3

SHUTTLE b1

SHUTTLE b4

to VS,VH

from OSD

from VS

delete for OSD

GNDD

POS

MOT3

MOT2

MOT1

MOT0

to Capstan Motor

14V

-2B

-2A

5.2V

2.5V

0.1V

TMO2

TMO1

CREV

9/14VM2

CAP

+5D

GNDD

from/to AL

from HA

GNDD

GNDM

(IR-Receiver)

to AL

to AF/HA

to OSD

to VS

to HA

to VS

from IO

from AF

to VS

from/to FV,VP,VS,AF,IO

to FV,VP,VS,AF,IO

only for 3HD & 4HD

to IO

to HA

to VS-S

from/to PS

to VS-S

from FV

only < 100s

from VS

from/to VS

to VS

from HA

not used

NFR25

(OP-Amp)

(CSYNC-Integration)

(EEPROM)

to OSD

Shuttle

to Threading Motor

to Scanner Motor

WTL

220u

2459

25V

220u

2318

25V

100u

2440

25V

47u

2417

16V

47u

2463

6,3V

22u

2401

16V

47u

2466

6,3V

2462

16V

22u

2220

2460

3419

3245

22k

3410

4k7

3571

12k

3229

10k

3456

10k

3458

22k

3462

56k

3495

100k

3449

10k

3493

2M2

3498

4k7

3488

470E

3478

100k

3492

47k

3496

4k7

3438

4k7

3494

100k

3497

4k7

3461

4k7

3241

68k

3242

68k

3243

68k

3420

10k

3408

2k2

3228

220E

3448

10k

3240

68k

3418

3570

10k

3303

470E

3484

4k7

3473

390E

3411

10k

3471

390E

3476

390E

3479

4k7

3433

2k2

3457

3472

27k

3423

270E

3459

270E

3455

4k7

3454

4k7

3453

4k7

3452

2k7

3451

10k

3312

1k8

3313

47k

3305

4k7

3300

100E

3301

100E

3304

3302

100E

3470

27k

3475

5k6

3460

47k

3435

10k

3481

2k2

3402

3431

3k9

3430

1k8

3412

1k8

3232

100E

3231

100E

3432

10k

3499

4k7

3482

22k

3474

10k

3491

47k

3446

22k

3442

82k

3447

22k

3489

4k7

3490

220E

3445

10k

3464

2k2

3480

47k

3444

3k9

3443

22k

3413

3450

2k2

3441

3469

270E

3406

10k

3440

2E2

3400

10k

3401

10k

3483

10k

3436

3424

2k2

3421

10k

3466

10k

3316

3235

10k

3407

10k

3434

22k

3437

6k8

3403

2k2

3404

10k

3405

270E

3477

4k7

3463

4k7

3414

10E

3415

10E

3416

22k

3417

4k7

3244

5VD

5VASW

5VD

-28V

5VD

5VASW

5VD1

5VD2

5VD

5VD2

14VM1

9/14VM2 5VD

5VASW

14VM1

5VD

14VM1

IREV

TRIV

CSW

ISWS

FOME

5VASW

CSYNC

CTL2

CTL1

8SC2

TRIA/ALI

MTA

HP2

OFP

FFP

SWIN

CROT

CSCP

SDA

SCL

8SC1

IRAF

CSI

-28V

14VM1

9/14VM2

PBV

AGC

5VD

CKDET

SDA2

SCL2

ENVC

CSYNC2

TCST1030L

7466

TCRT5000L

7464

TCRT5000L

7465

50V

2n2

2455

10n

2470

50V

22n

2319

50V

100n

2310

25V

22n

2317

50V

47n

2316

50V

10n

2315

50V

100n

2314

25V

10n

2311

50V

100p

2308

50V

220p

2313

50V

2214

2213

100n

2402

25V

4n7

2461

50V

22p

2404

50V

22p

2403

50V

10n

2442

50V

100n

2416

25V

100n

2468

25V

33n

2467

50V

4n7

2464

2n2

2465

50V

100n

2441

25V

10n

2400

50V

220n

2212

25V

50V

10n

2230

10n

2471

50V

47n

2231

50V

22n

2320

100p

2474

50V

100p

2473

50V

100p

2472

50V

MMUN2212LT1

7231

MMUN2112LT1

7455

MMUN2112LT1

7301

BC847B

7457

BC847B

7456

BC847B

7469

BC847B

7458

BC847B

7468

BC847B

7467

10u

only for SECAM

5402

20%

330n

5300

10u

5400

TFMS5360

7203

1945

1946

GNDA

1944

14VM1

9/14VM2

BC337-40

7463

10MHz

1400

TDA5241

7300

PROTECT

THERMAL

DEVIDE
BY 2

STAGE2

DRIVER

OUTPUT

STAGE1

DRIVER

OUTPUT

FLYBACK

PUSH/PULL

ROTATION

SPEED &

OUTPUT

STAGE

POSITION
DETECTOR

PG/FG

GND2

PG_out

CAP_CDM

MOT2

NC2

GND1

PG_IN

ADAPTIVE
COMMUNICATION
DELAY

COMMUNICATION
LOGIC

START-UP
OSCILLATOR

TIMING

STAGE3

DRIVER

OUTPUT

CAP_CDS

CAP-CPC

CAP-ST

CTL_IN

CAP_TI

MOT0

MOT3

NC1

MOT1

CAP-CPC

DECK

1460

DECK

1461

1930

TMP91C642AF/QTDP2-3U

7400

VCC1

TI1

C-SYNC

EXT

RXD0

TXD0

TPG0-11/TPG1-11

CAP3

AN00

CAP2

CAP1

CAP0

PWM8

TEST

AN01

AN02

AN03

SCLK0

AN04

AN05

AN06

AN07

AN10

AN11

INT2

INT0

INT1

XTAL2

P66

P33

P34

P42

P41

PW0

PW1

P13

P67

P50

P65

P36

P64

P37

P31

P51

P52

P53

P40

P54

P55

P56

P57

P60

P61

P46

P35

P47

RESET

P30

XTAL1

TPG0-10/TPG1-10

VSS1

VREF

TPG0-8/TPG1-8

TPG0-9/TPG1-9

VSS2

TPG0-6

TPG0-5

TPG0-7

TPG0-4

TPG0-3

TPG0-2

TPG0-1

TPG0-0

TPG1-7

TPG1-6

TPG1-5

TPG1-4

TPG1-3

TPG1-2

TPG1-1

TPG1-0

SCLK1

AN13

AN12

RXD1

TXD1

AGND

P43

P06

P05

P04

P00

P32

P45

P44

P10

P11

P12

P63

P62

P27

P26

P25

P24

P23

P22

P21

P20

P07

CLK

P03

P02

P01

T V C

2300

50V

2301

50V

2302

50V

6460

7461

7462

GNDD

ST24C04B1

7890

L2722

7440

L2722

7440

7460

AMPLIFIER

WRITE

- DETECTOR

- FILTER

- AMPLIFIER

Vref

COMP2_IN

COMP3_IN

COMP4_IN

VCC

PO/FC

VREF

CTL_IN/OUT

CTL_FB

COMP1_IN

DETECTOR

POWER-FAIL

POWER-ON AND

Vref

COMP3_OUT

COMP4_OUT

COMP1_OUT

COMP2_OUT

CTL_DATA

PO/F_OUT

CAP_REV

GND

W/R

SAA1310

INIT

RECP

FTA

WTR

TAS

TAE

for
TAS/TAE

Reference
Oscillograms ....4-38
AF....................4-29

AL ....................4-25
DC ...................4-35
DE ...................4-33

FV....................4-21
FM ...................4-24
HA ...................4-30

IO.....................4-27
OS ...................4-24
PS....................4-31

QMB ................4-15
QNIC ...............4-36
VP....................4-24

VS....................4-25
VS-S ................4-28

Summary of Contents for GV 27

Page 1: ...7000 SV C GV 7003 GV 7300 SV GV 7300 SV 5 GV 7400 HiFi GV 7400 HiFi 5 GV 7400 NIC KV 7001 VPS 5 KV 7301 VPS 5 Palermo SE 7100 SV Sevilla SE 7105 HiFi GV 27 GV 47 GV 7 Sach Nr Part No 72010 530 25 Btx...

Page 2: ...F 4 29 Head Amplifier HA 4 30 Power Supply PS 4 31 Drive Control Deck Electronic DE 4 33 Display Control DC 4 35 NICAM Decoder QNIC 4 36 Oscillograms 4 38 Drive Mechanism 5 1 5 12 Test Equipment Jigs...

Page 3: ...logic Energiesparend Low Power Standby 6W Longplay Normalplay HiFi Stereo Rotierender L schkopf Flying Erase Head 2 Kopf Head Audio 4 Kopf Head Video 2 Kopf Head Video S VHS Wiedergabe S VHS Playback...

Page 4: ...Beachten Sie bitte das Grundig Me technik Programm das Sie unter folgender Adresse erhalten Grundig Instruments Test und Me systeme GmbH W rzburger Str 150 D 90766 F rth Bay Tel 0911 703 4118 Telefax...

Page 5: ...Stop Bildsuchlauf vorw rts bei Wiedergabe Vorlauf bei Stop Netzanschlu EURO AV1 Buchse Audioausgang EURO AV2 Buchse Antennenausgang Antenneneingang 1 Switches the recorder to standby 2 For selecting p...

Page 6: ...re search on playback fast forward from stop Freeze frame on playback Starts playback function Remote control of television press and hold down TV button 1 TV Monitorfunktion 2 Er ffnet die Timer Prog...

Page 7: ...die Cassettenklappe so nach innen zu dr cken da der Hebel E in die F hrung Fig 4 der Cassettenklappe eintaucht Service Instructions 1 Removing the Cabinet Parts 1 1 Cabinet Upper Part Undo 4 screws A...

Page 8: ...ng Nicht die Cassetten Ausgabe Taste dr cken und keinen Abgleich durchf hren Fig 5 Fig 6 S R Y Y 2 Disassembly Instructions 2 1 Removing the Chassis Board with Mechanics Undo 2 screws F Fig 3 and rais...

Page 9: ...den Schaltpl nen und Oszillogrammen angegebenen Me werten handelt es sich um N herungswerte 3 WARNING Chassis Connections When reassembling the machine it is essential to observe that the chassis conn...

Page 10: ...twicklungscode Evolution code A 01 40393 5 52 0 100647 1 SHOW VIEW IS A TRADEMARK APPLIED FOR BY GEMSTAR DEVELOPMENT CORP SHOW VIEW SYSTEMS IS MANUFACTURED UNDER LICENSE FROM GEMSTAR DEVELOPMENT CORPO...

Page 11: ...iedergabe r ckw rts 237 239 Laufwerkstellung und Funktion des Init Schalters Das Diagramm zeigt die Funktion des Init Schalters in Abh ngigkeit von der Stellung des Laufwerks Daf r ist die Anzahl der...

Page 12: ...onscodes B E sind genauso durchzuf hren wie bei dem Optionscode A Kontrolle der Optionscodes Durch Bet tigen der Tasten oder ohne vorheriger Options code Eingabe ist die Kontrolle der die Optionscodes...

Page 13: ...r Takt Ausgabe F r den Uhr Takt Abgleich Ebene 53 ist in dieser Ebene die Uhr Oszillatorfrequenz ca 2048Hz an IC7201 80 HEST der Bedieneinheit DC zu messen Aufl sung mindestens 6 Stellen und notieren...

Page 14: ...partment and of the threading roller units Tape Deck Positions Code Eject 005 009 Index 189 191 Stop threaded out 196 204 Play position 209 217 Play reverse 237 239 Tape deck position and function of...

Page 15: ...option codes B E are entered in the same way as option code A Checking the option codes The option codes A E can be checked by pressing the or button without having entered an option code previously...

Page 16: ...Output For adjusting the timer clock Level 53 the timer oscillator frequency approx 2048Hz must be measured at this level on IC7201 80 HEST of the keyboard control unit DC resolution 6 digits at least...

Page 17: ...20 20 2 2 21 21 1 1 1 1 8 5 1 1 1 18 10 1 9 8 5 1 1 4 6 10 1 11 12 13 14 15 16 17 18 1 7 1 1 LC74781 TDA4722 7890 24C08 7110 WTL 7465 7800 1 4 6 5 1 16 32 17 12 24 14 1 8 7 5208 ANTI CLOCHE CLOCHE 51...

Page 18: ...ttigung Verh ltnisBurst Chroma 1 2 2 an der AV1 Buchse einspeisen und aufnehmen Oszilloskop R3159 Schleifer SECAM L Rotfl chentestbild mit 75 S ttigung Verh ltnis Burst Chroma 1 2 2 an der AV1 Buchse...

Page 19: ...ervice Test Programme see page 2 4 Call up Level 51 see page 2 4 Call up the Service Test Programme see page 2 4 Call up Level 40 see page 2 4 Call up the Service Test Programme see page 2 4 Call up L...

Page 20: ...m L5001 and reassemble the drive mechanism Remove the drive mechanism see page 1 9 Call up the Service Test Programme Level 10 see page 2 4 Feed in a PAL red raster test pattern with 75 saturation rat...

Page 21: ...m Modulator Audio to the modulator AF FV AMLP Audio Mono Wiedergabe Audio mono playback AF AL FV IO AMLR Audio Mono Aufnahme Audio mono record AF AL IO AN1 2 Analogspannung der Tastenmatrix Analog vol...

Page 22: ...ng voltage DE VS S PG FG Kopfscheibenposition Geschwindigkeit Headwheel position speed DE POS Kopfscheibenposition Headwheel position DE PS Netzteil Power Supply PSS PAL oder SECAM L PAL or SECAM L DC...

Page 23: ...H GND 1 2 3 4 5 6 7 THREADING MOTOR ERASE HEAD 2 1 MEH1 MEH2 TMO1 N C TMO2 M1 M3 M2 M0 POS GNDD MOBO DECK TD3 L4 TD2 L8 1 1 1944 1 2 3 1 1 1 2 3 1 1 TMO1 N C TMO2 2 3 4 5 6 7 CTL1 CTL2 AEH1 AEH2 APH G...

Page 24: ...UNDIG Service Platinenabbildungen und Schaltpl ne Layout of PCBs and Circuit Diagrams GV 27 GV 47 GV 7 Blockschaltplan Netzteil Bus System Block Circuit Diagram Power Supply Bus System 1 2 3 EURO AV E...

Page 25: ...ams GV 27 GV 47 GV 7 Platinenabbildungen und Schaltpl ne Layout of PCBs and Circuit Diagrams GRUNDIG Service 4 5 GRUNDIG Service 4 6 Reference Oscillograms 4 38 AF 4 29 AL 4 25 DC 4 35 DE 4 33 FV 4 21...

Page 26: ...Diagrams GV 27 GV 47 GV 7 Platinenabbildungen und Schaltpl ne Layout of PCBs and Circuit Diagrams GV 27 GV 47 GV 7 Blockschaltplan Block Circuit Diagram Video Chroma 4 7 GRUNDIG Service 4 8 GRUNDIG Se...

Page 27: ...75 33 60 58 56 3 16 7 9 11 29 59 23 mute Erase Osc Serial Bus Control Display Controller Deck Controller LA71525M Linear Aud Proc Mute ALC Rec Amp EQ Amp Line TDA 9800T Demod 7720 1701 7007 BIAS Audio...

Page 28: ...T RIGHT NORMAL NOR ST NOR L NOR R mute EXT2 OutSel EXT1 TUNER OutSel mute mute Erase Osc OutSel STEREO Serial Bus Control CINCH CINCH Front Rear EURO AV1 EURO AV2 Display Controller Deck Controller TD...

Page 29: ...tinenabbildungen und Schaltpl ne Layout of PCBs and Circuit Diagrams Blockschaltplan Block Circuit Diagram Digital GRUNDIG Service 4 13 GRUNDIG Service 4 14 Reference Oscillograms 4 38 AF 4 29 AL 4 25...

Page 30: ...9212 9013 1915 1916 1962 9105 3234 9124 9144 9269 9288 2297 3235 5800 1297 1298 9151 9174 9219 9224 9243 9505 9801 7800 9006 9079 5810 7465 9112 9170 5802 2805 0007 0061 2804 9175 9502 9504 9519 5831...

Page 31: ...3471 H 12 3472 J 6 3473 J 6 3474 F 12 3475 F 12 3476 H 12 3477 J 13 3479 J 6 3480 K 13 3481 H 13 3482 H 14 3483 J 11 3484 F 12 3489 F 13 3490 F 13 3491 F 12 3499 H 11 3513 D 3 3514 B 4 3517 B 4 3518 B...

Page 32: ...G 11 3438 I 11 3449 I 13 3456 I 9 3458 I 9 3461 J 11 3462 J 11 3478 J 6 3488 F 14 3492 F 12 3493 F 12 3494 F 12 3495 F 12 3496 F 13 3497 F 12 3498 F 11 3500 C 1 3501 D 1 3502 E 2 3503 C 1 3505 B 2 350...

Page 33: ...3561 3908 7510 3515 3523 3534 2506 2509 2510 2511 2512 2504 2505 2507 2233 4622 4627 4628 4595 4596 3478 4591 4592 2214 2232 2545 3230 2210 2212 2213 3772 7106 3119 3125 3128 2119 2121 2122 2123 2124...

Page 34: ...odulateur SWITCH SWITCH SWITCH Audio Videodemod Buffer Buffer Deemph SWITCH Soundfilter SWITCH Buffer from AF 4 5 6 7 8 9 10 11 12 13 14 15 2 16 17 18 19 20 21 22 23 24 25 3 M L K J P I H G F E D C B...

Page 35: ...SEPARATOR SYNC AND BACKGR GEN CHECK OUT SYNC PROCESSING PORT 1 PORT 0 CONTROL REGISTERS RESET BUS INTERFACE 0SCILLATOR 21 22 23 24 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 1 2 4 3 7800 0SCILLATOR Re...

Page 36: ...N0805M4CCG 470p 2137 21V SIOV CN0805M4CCG 470p 2138 50V 82p 2036 50V 10n 2066 50V 27p 2064 2 50V 220p 2037 25V 100n 2520 25V 100n 2650 25V 100n 2647 50V 10n 2603 50V 2n2 2601 50V 1n 2605 25V 100n 2001...

Page 37: ...2619 N 4 2618 N 7 3019 D11 2617 N 3 2608 K 5 2607 M 4 2606 N14 2605 O13 2604 P12 2603 N12 2602 M 5 2601 M11 2600 O11 3018 P17 2530 A32 2528 O24 2527 C28 2526 C26 2525 D26 2524 D26 2523 D26 2521 I21 25...

Page 38: ...A 12VA 99 Left Channel Right Channel Record Right Channel Left Channel Playback chip components V MEASURED IN PLAYBACK MODE V MEASURED IN RECORD MODE OSCILLOGRAMS 1k2 1k1 1 2 14k 1 3 0 1 5 1 5 27k 1 1...

Page 39: ...C B A J I H G F K E D C B A J I 4 5 6 1 7 8 9 10 11 12 13 14 15 16 17 2 18 19 20 21 22 23 3 3396 22k 3367 3394 2k2 3373 220E 3388 1k 3387 1k 3361 47E 1 3363 1E2 3369 39k 3370 39k 3383 220k 3365 220k 3...

Page 40: ...6 10k 3440 2E2 3400 10k 3401 10k 3483 10k 3436 1k 3424 2k2 3421 10k 3466 10k 3316 3235 10k 3407 10k 3434 22k 3437 6k8 3403 2k2 3404 10k 3405 270E 3477 4k7 3463 4k7 3414 10E 3415 10E 3416 22k 3417 4k7...

Page 41: ...p n m g k j h f b a 4G 4G 3G END DATE START PROG Cass QB1 7 3251 100E 3252 22E MTZJ12C 6250 8MHz 1298 2 1 3 XTAO GND XTAI 32 768kHz 1297 0 808V 1k8 1 695V 4k7 2 65V 10k 3 41V 18k 4 22V STOP EJECT DOWN...

Page 42: ...7701 3711 3712 2716 97 01 23 40523 QNIC 1 2 3 1 2 3 B A B A 2700 B 1 2701 B 1 2703 B 1 2704 B 2 2707 B 2 2708 B 2 2709 B 2 2710 B 2 2712 A 3 2713 A 2 2718 A 3 2719 A 3 2720 A 3 2721 A 3 2722 A 3 2723...

Page 43: ...4 15 16 2 3 12SW 5AS 5ASS 5ASS 5AS 12SW 5ASS 5D 5AS 5AS 5D 1970 1 2 3 4 5 6 7 8 9 10 11 3721 10k 3720 10k 3704 2k2 3705 3k9 3722 10k 3723 10k 3708 2k2 3713 1k8 3714 33k 3710 330k 3702 22k 3700 1k 3715...

Page 44: ...s Div IC7540 13 13 REC DC 1V Div 10 s Div 0V IC7007 37 R3114 REC 14 AC 100mV Div 10 s Div IC7007 46 PAL PB 15 AC 100mV Div 10 s Div IC7007 46 SECAM L PB 15 AC 100mV Div 10 s Div IC7007 52 PB 16 AC 100...

Page 45: ...0 s Div 0V IC7400 24 PB 50 DC 1V Div 10 s Div 0V IC7400 10 51 THREADING DC 500mV Div 500 s Div 0V Connector 1930 4 PB 55 DC 2V Div 1ms Div 0V Connector 1930 1 2 3 PB 56 DC 1V Div 2ms Div 0V IC7400 12...

Page 46: ...800 13 REC 84 DC 1V Div 20 s Div 0V IC7800 17 REC 85 89 AC 500mV Div 200 s Div IC 7850 15 16 REC AC 500mV Div 200 s Div IC7850 11 REC 90 AC 500mV Div 200 s Div IC7850 1 2 IC7780 13 14 REC 91 AC 200mV...

Page 47: ...n are also specified in the exploded views Test Equipment Jigs Part No Test cassette 9 27540 1011 Test cassette HiFi 9 27540 1016 Nylon gloves commonly available Laufwerk Das Laufwerk besteht aus 3 Mo...

Page 48: ...nur befestigt Cassettenschacht Scanner Capstanmotor Kombikopf Anmerkung Bei einer nderung der Position des Cassettenschachtes Lift w h rendderReparaturmu dieserdanachvonHandindiePosition Eject gebrach...

Page 49: ...d S Fig 2 des Cassettenschachtes l sen und diesen dabei so weit nach innen schieben bis sich der Cassettenschacht leicht absenkt Antriebsrad des F delmotors in Drehrichtung Einf deln Fig 3 so weit dre...

Page 50: ...heel Pos 103L is released if it is not the drive gear of the threading motor must be turned to release it Put on the cassette compartment Fastenthecassettecompartmentwiththe4screws A Fig 5 atthe botto...

Page 51: ...e headwheel Fig 9 Turn the lever by 90 in the direction of the arrow OPEN and remove the headwheel together with the lower clamping element Fig 10 Fig 7 A B 2 3 Kopfscheibe Hinweis Zum Ausbau der Kopf...

Page 52: ...tellen siehe Abgleich Kap 3 Bandlauf kontrollieren siehe Punkt 3 1 Installation Before fitting the new headwheel make sure that the motor spindle is clean and undamaged the spindle should be free of g...

Page 53: ...tment screw Fig 14 2 5 F delmotor Pos 38 Antriebsriemen Pos 39 entfernen Fig 15 und den Stecker des F delmotors abziehen Motorhalter Pos 40T in Pfeilrichtung dr cken und F delmotor Pos 38 aus dem Moto...

Page 54: ...haken und so weit im Uhrzeigersinn verdrehen bis die Andruck rolle und die F hrung Pos 41S entriegelt und abgenommen werden k nnen Fig 18 Achtung Kein Fett auf die Capstanwelle bringen Der Einbau erfo...

Page 55: ...mu der Bandlauf Punkt 3 1 kontrolliert und gegebenenfalls eingestellt werden 2 11 Beruhigungsrolleneinheit Pos 9 Befestigungshaken der Feder a l sen und Beruhigungsrollen einheit Pos 9 nach oben hera...

Page 56: ...ngsignal TRIV auf geraden Verlauf und minimale Abweichung einstellen Fig 24 3 1 1 Threading Roller Unit Left Right Coarse adjustment Connect the 10 1 test probes of the dual channel oscilloscope chann...

Page 57: ...erneut eingelegt wer den von Eject Stellung starten Servicetestprogramm aufrufen der Trackingwert geht dadurch in die Mittelstellung und die Taste Wiedergabe dr cken Auto tracking ist dabei ausgeschal...

Page 58: ...n und entgegen dem Uhrzeigersinn so lange drehen bis der Wickelteller leicht durchrutscht Fig 28 Wert am Drehmomentmesser mu 7mNm 3mNm 70gf cm 30gf cm betragen 3 3 Brake Band Adjustment Lower the cass...

Page 59: ...loded Views and Spare Parts Lists GRUNDIG Service 6 1 1 Explosionszeichnungen und Ersatzteillisten Exploded Views and Spare Parts Lists l Oil Sach Nr Part No 75988 002 35 Fett Grease Sach Nr Part No 7...

Page 60: ...losionszeichnungen und Ersatzteillisten Exploded Views and Spare Parts Lists GV 27 GV 47 GV 7 6 2 GRUNDIG Service 2 Fett Grease Sach Nr Part No 75988 002 36 Isopropanol Fusselfreies Tuch Fibrefree Tis...

Page 61: ...satzteillisten Exploded Views and Spare Parts Lists GRUNDIG Service 6 3 3 0007 000 0026 000 0006 002 0006 001 0006 000 0001 200 0050 000 0003 000 0002 000 0027 000 0001 200 0001 000 0100 000 0005 000...

Page 62: ...tions shall be valid as provided by the Safety Service Manual part number 72010 800 00 as well as the respective national deviations Ersatzteilliste Spare Parts List GV 27 VPS 5 VIDEO SACH NR PART NO...

Page 63: ...hall be valid as provided by the Safety Service Manual part number 72010 800 00 as well as the respective national deviations Ersatzteilliste Spare Parts List GV 47 VPS 5 VIDEO SACH NR PART NO 77400 8...

Page 64: ...en The regulations and safety instructions shall be valid as provided by the Safety Service Manual part number 72010 800 00 as well as the respective national deviations Ersatzteilliste Spare Parts Li...

Page 65: ...ons shall be valid as provided by the Safety Service Manual part number 72010 800 00 as well as the respective national deviations Ersatzteilliste Spare Parts List GV 7300 SV VIDEO SACH NR PART NO 774...

Page 66: ...the Safety Service Manual part number 72010 800 00 as well as the respective national deviations Ersatzteilliste Spare Parts List GV 7400 HIFI VIDEO SACH NR PART NO 77400 827 51 BESTELL NR ORDER NO G...

Page 67: ...mber 72010 800 00 as well as the respective national deviations Ersatzteilliste Spare Parts List GV 7400 NIC VIDEO SACH NR PART NO 77400 830 51 BESTELL NR ORDER NO G MG 2700 SACH NR PART NO 77400 831...

Page 68: ...ions and safety instructions shall be valid as provided by the Safety Service Manual part number 72010 800 00 as well as the respective national deviations Ersatzteilliste Spare Parts List KV 7301 VPS...

Page 69: ...Service Manual Sicherheit Sach Num mer 72010 800 00 sowie zus tzlich die eventuell ab weichenden landesspezifischen Vorschriften The regulations and safety instructions shall be valid as provided by...

Page 70: ...5 12 S KURVENRAD CAM WHEEL 0046 000 1 75988 025 12 S STEUERSCHAFT TENSION WHEEL 0047 000 1 75988 001 14 SCHAFT MIT RIEMENSCHEIBE SHAFT PULLEY 0048 000 1 75988 025 12 S SCHNECKE WORM SHAFT 0049 000 1 7...

Page 71: ...X L 5107 75988 039 01 SPULE 100UH PM5 LAN02 COIL L 5112 75988 039 02 DR 0207 15UH 5 GR L 5113 75988 019 56 DR 0207 150UH 5 AX L 5114 75988 039 02 DR 0207 15UH 5 GR L 5150 75988 040 19 SPULE 47UH PM10...

Page 72: ...orschriften The regulations and safety instructions shall be valid as provided by the Safety Service Manual part number 72010 800 00 as well as the respective national deviations ALLE NICHT AUFGEF HRT...

Page 73: ...fety Service Manual part number 72010 800 00 as well as the respective national deviations ALLE NICHT AUFGEF HRTEN E TEILE SIEHE E LISTE LP CHASSISPL 27599 010 35 ALL PARTS NOT LISTED REFER TO PARTS L...

Page 74: ...um mer 72010 800 00 sowie zus tzlich die eventuell ab weichenden landesspezifischen Vorschriften The regulations and safety instructions shall be valid as provided by the Safety Service Manual part nu...

Page 75: ...99 010 35 ALL PARTS NOT LISTED REFER TO PARTS LIST PCB CHASSIS 27599 010 35 Ersatzteilliste Spare Parts List LP CHASSIS QGD675591 PCB CHASSIS QGD675591 TV SACH NR PART NO 27599 010 51 1 08 97 POS NR S...

Page 76: ...8 040 89 WIDERSTAND VDR 0805 1MA 8 R 2512 75988 040 89 WIDERSTAND VDR 0805 1MA 8 RESISTOR S 1107 75988 037 16 SCHALTER TAKT 1P SKQNAE S 1111 75988 037 16 SCHALTER TAKT 1P SKQNAE S 1227 75988 037 16 SC...

Page 77: ...8 040 82 IC SDA 5650 IC 7721 75988 032 02 IC TDA 9813T V3 IC 7780 75988 332 16 IC TDA 9840 T V2 G13 IC 7800 75988 040 75 IC LC 74781 9663 IC 7850 75988 040 67 IC SM TDA 9604H N1 IC 7860 75988 000 37 S...

Page 78: ...Breitenfurter Stra e 43 45 Wien 00 43 1 8 11 17 0 GRUNDIG NEDERLAND B V Gebouw Amstelveste Joan Muyskenweg 22 CJ Amsterdam 00 31 20 5 68 15 68 GRUNDIG ITALIANA S P A Via G B Trener 8 Trento 00 39 461...

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