background image

56uH

LAL04

10%

TY

L500

10uH

LAL04

10%

TY

L400

10%

10uH

LAL04

L600

10uH

LAL04

SECAM_LL

10%

TY

L450

10uH

LAL04

STEREO

10%

L602

6u8

LAL04

STEREO

10%

L603

1uH

LAL02

10%

TY

L601

10uH

LAL04

10%

TY

L540

2N3904

TR410

BC847

A/V

TR700

BC847

SECAM_LL

TR452

BC847

MONO_AV

TR701

BCX19

TR541

BC847

TR540

BC337

NF

TR542

TABLE_SYS

16V

AE

20%

C604

AE

20%

33u

16V

C509

1u

50V

AE

20%

C418

33u

16V

AE

20%

C416

4u7

50V

AE

20%

MONO

C410

33u

16V

AE

20%

C600

AE

20%

33u

16V

C504

33u

16V

AE

20%

A/V

C707

AE

20%

33u
16V

MONO_AV

C700

AE

20%

33u

16V

MONO_AV

C705

AE

20%

33u

16V

SECAM_LL

C456

10u

50V

20%

AE

C510

AE

20%

33u

16V

C540

AE

20%

22u

SECAM_LL

16V

C454

AE

20%

10u

SECAM_LL

16V

C450

220uF

16V

AE

20%

NF

C605

BA282

MONO_PALBG_SECDK

TFK

D401

TABLE_SYS

TFK

D400

BA282

SECAM_LL

TFK

D532

BA282

SECAM_LL

TFK

D450

BA282

SECAM_LL

TFK

D451

IN4148

D501

IN4148

D502

IN4148

D503

IN4148

D504

1N4148

ITT

NF

D510

TABLE_SYS

D600

STV8224

VOL

AUD O/P

FM O/P

EXT AUD IN

VCC

GND

IF I/P

IF I/P

AGC CAP

AGC CAP

A.G.C

X OVER

EXT VID I/P

VID O/P

VID I/P

MUTE

S IF I/P

AUDIO HP

LC

LC

SWITCH

CVBS O/P

AFC O/P

PLL

TABLE_SYS

IC400

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

5%

10K

1/4W

CF

R533

TABLE_SYS

5%

CF

1/4W

R422

5%

4K7

R541

5%

100K

R513

5%

180K

1/4W

CF

R516

5%

180R

R515

1K

MONO_SECAM_LL

5%

R463

5%

10K

A/V

R714

5%

75R

1/4W

CF

R705

5%

75R

1/4W

CF

R706

5%

75R

1/4W

CF

R707

5%

2K7

1/4W

CF

R527

5%

2K7

1/4W

CF

R526

5%

2K7

1/4W

CF

R525

5%

820R

1/4W

CF

R524

5%

3K3

NF_PALI

R521

5%

330R

R405

5%

1K

SECAM_LL

R425

5%

5K6

NF_PALI

R520

470R

MONO

5%

R404

5%

5K6

NF_PALI

R519

5%

3K3

NF_PALI

R522

TABLE_SYS

5%

R412

5%

3K3

NF_PALI

R523

5%

5K6

NF_PALI

R518

5%

2K2

MONO_AV

R721

5%

22K

R506

5%

22K

R507

5%

18K

R510

5%

10K

A/V

R710

5%

10K

A/V

R712

5%

75R

1/4W

A/V

CF

R708

5%

75R

1/4W

CF

R709

5%

10K

A/V

R713

5%

390R

CF

1/4W

R528

5%

2K2

SECAM_LL

R417

5%

2K2

SECAM_LL

R416

100R

5%

A/V

R722

5%

2K2

MONO_PALBG_SECDK

R401

5%

2K2

MONO

R400

4K7

MONO_PALBG_SECDK

5%

R403

4K7

MONO_PALBG_SECDK

5%

R402

5%

390R

R700

5%

390R

R701

5%

390R

R702

5%

470R

A/V

R704

5%

470R

A/V

R703

5%

3K3

R509

5%

22K

R508

15K

5%

CF

1/4W

R423

5%

4K7

R600

5%

220K

1/4W

CF

R419

5%

5K6

1/4W

CF

R511

5%

100R

A/V

R717

5%

10K

A/V

R718

5%

1K

A/V

R716

2K2

SECAM_LL

5%

R456

5%

47K

R505

2K2

SECAM_LL

5%

R453

5%

220K

1/4W

CF

MONO_SECAM_LL

R460

47K

SECAM_LL

5%

R451

4K7

SECAM_LL

5%

R450

2K2

SECAM_LL

5%

R455

4K7

SECAM_LL

5%

R458

100K

SECAM_LL

5%

R454

5%

220R

R530

5%

10K

R531

1K

MONO_PAL

5%

R459

5%

1K2

1/4W

CF

MONO_PALBG_SECDK

R406

CF

5%

75R

1/4W

MONO_AV

R715

5%

10K

R514

MONO

5%

100R

NF

R500

5%

100R

NF

R501

5%

100R

NF

R502

5%

100R

NF

R503

5%

100R

NF

R504

5%

TABLE_SYS

R407

2K2

SECAM_LL

5%

R457

5%

22k

1/4W

CF

R540

5%

3K3

1/4W

CF

R512

MONO

5%

1K

R532

5%

180K

1/4W

CF

R420

5%

2K7

R517

MONO

5%

47K

1/4W

CF

SECAM_LL

R452

5%

470R

1/4W

CF

MONO_AV

R720

5%

47K

R534

5%

2K2

R535

5%

33k

1/4W

CF

SECAM_LL

R602

5%

LINK

R601

5%

4K7

R542

5%

470R

R545

5%

470R

R547

5%

1K

R546

TABLE_SYS

R461

15K

STEREO_SECAM_LL

5%

R462

5%

470K

NF

R560

5%

10K

1/4W

CF

MONO_PALBG_SECDK

R561

5%

10K

1/4W

CF

SECAM_LL

R562

X7R

10%

10n

SECAM_LL

C541

5%

5.6pF

COG

NF

C420

100n

Z5U

5%

SECAM_LL

C408

COG

5%

22p

C505

COG

5%

22p

C506

COG

5%

100p

C508

COG

5%

100p

C507

TABLE_SYS

X7R

10%

C417

10n

X7R

10%

C415

470n

MKT

63V

10%

MONO

C404

22n

10%

Z5U

MONO

C402

100n

Z5U

10%

MONO

C405

TABLE_SYS

MKT

50V

5%

C406

4n7

X7R

10%

NF_SECAM_LL

C407

COG

5%

470p

A/V

C703

100n

Z5U

5%

C409

COG

5%

1n

SECAM_LL

C412

COG

5%

68p

MONO_PALBG_SECDK

C401

5%

68p

COG

MONO

C400

COG

5%

470p

A/V

C704

X7R

10%

4n7

A/V

C702

MKT

5%

100n

63V

C502

MKT

5%

100n

63V

C501

Z5U

10%

TABLE_AUDIO

MONO

C421

22n

Z5U

10%

MONO

C411

COG

5%

68p

NF

C706

X7R

10%

10n

SECAM_LL

C455

MKT

5%

100n

63V

C500

330n

MKT

STEREO

63V

10%

C601

X7R

10%

4n7

A/V

C701

COG

5%

47p

C419

100n

MONO_SECAM_LL

X7R

10%

C452

68n

Z5U

10%

MONO

C414

10n

STEREO

X7R

10%

C602

X7R

10%

10n

C515

100n

MONO_SECAM_LL

X7R

10%

C451

47n

SECAM_LL

Z5U

10%

C610

X7R

10%

10n

C542

Z5U

10%

100nF

C543

COG

5%

12p

SECAM_LL

C403

X7R

10%

10n

C603

LED_RED

D500

NF

2.5mm_PITCH

2WAY_PLUG

PL501

1

2

BC857

NF_PALI

TR500

BC857

NF_PALI

TR501

BC857

NF_PALI

TR502

BC857

SECAM_LL

TR451

BC857

SECAM_LL

TR450

TUNING

ST6365

G

R

B

BLANK

HSINK

VSINK

OSDIN

OSDOUT

TST

OSCIN

OSCOUT

RESET

O/P

IR IN

I/O

STBY

S/EN

I/O

SDA

SCL

VDD

VSS

PA7

PA6

PA5

PA4

PA3

PA2

PA1

PA0

PB6

PB5

PB4

AFC

PB2

PB1

PB0

DA4

DA3

SYS

VOL

TABLE_AUDIO

IC500

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

TACT

HOR

JEIL

JTP1280

SW503

HOR

TACT

JEIL

JTP1280

SW500

TACT

HOR

JEIL

JTP1280

SW502

TACT

HOR

JEIL

JTP1280

SW501

11.5pF

SECAM_LL

TRIMCAP

TZ03T110ER

MUR

TC400

7K

DEMOD

0u4

L401

STEREO

7K

INTERCARRIER

0u4

L604

SFE5.5MB

MONO_PALBG_SECDK

MUR

CF401

TABLE_SYS

MUR

CF400

NF

NF

VR700

3V9

2%

ITT

D540

5WAY_PLUG

NF

2.5mm_PITCH

PL500

1

2

3

4

5

GND

+5V

O/P

TFMS5380

IR500

12

3

A/V

PERI

MET

CN700

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

TABLE_SYS

SIEM

SAW601

1

2

3

4

5

IF I/P

AGC CAP

VCC

EXT AUD I/P

CTRL I/P

EXT AUD O/P

N/C

MAIN AUD O/P

MUTE I/P

FM AUD I/P

LVL SWITCH

GND

AGC ACCLE

IF I/P

SECAM_LL

STV8225

ST

IC450

1

2

3

4

5

6

7

8

9

10

11

12

13

14

22R

1/4W

5%

MFF

SAFE

R426

TABLE_SYS

MUR

CT400

1

2

3

TABLE_SYS

MUR

CT401

1

2

3

SECAM_LL

OFWL4450AM

SIEM

SAW450

1

2

3

4
5
6
7

8

9

10

TABLE_SYS

SIEM

SAW600

1

2

3

4

5

6

7

8

9

10

PL503

1

2

3

3WAY_PLUG

2.5mm_PITCH

NF

PL502

1

2

3

STEREO

TDA4445B

IC600

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

CSA8.0MTZ

CER.RES.

MUR

CR500

GND

BALANCED

N/C

N/C

N/C

N/C

N/C

IF OUT

IF OUT

AGC VOLTS

MAIN 12V

B1 12V

B3 12V

UHF 12V

TUNNING VOLTS

TABLE_SYS

TUN600

1

2

3

4

5

6

7

8

9

10

11

12

13

14

MONO_PAL

LINK

LNK450

MONO_AV

LINK

LNK701

LINK

MONO_AV

LNK700

LINK

PALI

LNK500

PALI

LINK

LNK501

LINK

NF_SECAM_LL

LNK502

LINK

NF_MONO_PALBG_SECDK

LNK503

NF

LNK600

TABLE_SYS STEREO_EIRE

LNK504

+5V

+5V

+5V

+5V

+5V

+5V

+5V

+5V

+5V

VID_PERO

SOUND_MUTE

+11V

+11V

+11V

+11V

HSYNC

AFC

AFC

SATVIDO

MAUD_PERII

MAUD_PERII

MAUD_PERII

EXTVID

EXTVID

SPERIINL

SPERIOR

+11.8V

+11.8V

SCART2_EN

SPERIOL

BG/DK

BG/DK

SDA

FRENCH_AM

SPERIINR

VOLUME

VOLUME

VOLUME

MICR_GND

MICR_GND

MICR_GND

MICR_GND

MICR_GND

MICR_GND

MICR_GND

+33V

VSYNC

TVVIDI

MONO_AUDIO

MONO_AUDIO

IFIN2

IFIN2

SOUND_IN

STBY

+12V

+12V

+12V

+12V

+12V

+12V

+12V

+12V

MUTE_FROM_TEXT

BL_T

BLUE_T

BLUE_T

IFIN1

IFIN1

SCL

GREEN_T

GREEN_T

SAT_6MHZ

VIDEO_B

VIDEO_B

RED_T

RED_T

VIDEO_A

SYSLL!

SYSLL!

SYSLL!

IF_GND

IF_GND

IF_GND

SAW_GND

SAW_GND

SAW_GND

SAW_GND

SAW_GND

SAW_GND

SAW_GND

SAW_GND

SAW_GND

SAW_GND

SAW_GND

SAW_GND

SAW_GND

SC2_PIN8

+9V

DUAL SYSTEM

SECAM L/L

OPTION

STEREO

KEYBOARD

EXTERNAL

22   

  24 

23

25

26

27

28

29

30

31

Signal Board

Layout of the PCBs and Circuit Diagrams

ST 03

4 - 14

4 - 13

GRUNDIG Service

GRUNDIG Service

Layout of the PCBs and Circuit Diagrams

ST 03

Summary of Contents for ST 03

Page 1: ...rungen vorbehalten Printed in Germany Service Manual Sach Nr Subject to alteration VK 221 0596 Service Manual Part No 72010 019 10 SERVICE MANUAL D Btx 32700 GT 2005 77250 056 61 GCC 1261GB GT 2105 77...

Page 2: ...picture tube and thus the developing X radiation depends on the precise adjustment of the A power supply Aftereveryrepairofthepowersupplyunitorthehorizontaldeflection stage it is imperative that the E...

Page 3: ...o stereo O Selects language in dual language Nicam transmissions Selects mono sounds P Accesses menu Q Accesses audio selections R Selects tuning mode S Selects auxiliary input Remote Control TRC 1 Op...

Page 4: ...text by allowing fast access to highlighted pages and by linking many related pages for easy access The key to Fasttext is four colour coded prompts at the bottom of each teletext page These red green...

Page 5: ...at steps 2 3 4 and 5 until all channels are tuned in To exit the tuning screen press TV 6 x2 FINE TUNING After following the TUNING instructions you should have a clear picture on all channels subject...

Page 6: ...Whenever a new channel is selected the top left hand corner of the screen will confirm the channel number selected for approximately 5 seconds 8 To confirm or check the channel being watched without c...

Page 7: ...e left or right TV speaker with P or P Note If no further buttons are pressed the audio selection screen will disappear within 5 seconds and any changes made will be stored STEREO WIDE SELECTION Your...

Page 8: ...THE SLEEP TIMER Should you fall asleep whilst watching television or leave the television set on unattended your Grundig Television set will automatically switch into standby 10 minutes after the end...

Page 9: ...the circuit diagram giving the specific type of SAW to be fitted in the 601 position for each system 2 1 1 SECAM L L option If the chassis is fitted with SECAM L L the addition of SAW450 is required...

Page 10: ...MHz ceramic resonator across the oscillator pins 31 and 32 with two 100pF capacitors C507 and C508 to ground from each pin The timing for all functions performed by the microcontroller including I2 C...

Page 11: ...4 905 are the dark light current sense transistors and feed the dark current sense on IC800 20 for auto grey scale 10 1 Auto Grey Scale Whenthevideooutputtransistorisdrivenwithpeakwhitewhichequals max...

Page 12: ...26 119 J061 126 159 J062 129 133 J063 129 104 J064 130 109 J065 131 119 J066 135 132 J067 136 59 J068 136 61 J069 138 119 J070 140 132 J071 143 119 J072 150 14 J073 149 12 J074 150 21 J075 153 18 J076...

Page 13: ...00 LNK701 LNK600 F101 SW100 C816 C840 C817 C818 IR500 PL500 VR700 CT401 CT400 CF400 CF401 L651 L604 L401 TC400 SAW450 SAW600 PL501 D500 L100ALT C100 C301 C105 C502 C833 C109 C804 C813 C108 C501 C500 C...

Page 14: ...C661 C654 C653 C652 C140 C305 C806 C203 C119 C110 C113 C815 C602 C414 C419 C812 C701 C455 C706 C411 C702 C704 C400 C401 C412 C703 C407 C402 C415 C417 C556 C557 C555 C552 C836 C805 C507 C508 C506 C505...

Page 15: ...13 R458 60 114 R459 107 110 R461 99 100 R462 99 105 R463 106 110 R500 270 108 R501 270 111 R502 270 115 R503 270 117 R504 268 120 R505 201 123 R506 204 120 R507 207 118 R508 207 121 R509 220 123 R510...

Page 16: ...2KV 10 R CD_R NF MUR C315 379 TABLE_CRT MKP 160V 5 C301 10n 10 X7R C305 27n 250V 368 MKT 5 P C303 DE CD_B 10 1n 1KV C304 100n 10 Z5U C320 100n 10 Z5U C321 DE CD_B 10 33p 250V NF_PALI C313 100n X7R 10...

Page 17: ...1KV NF DE C121 100n 10 Z5U C118 10n X7R 10 NF C140 470p 500V CD_B DE 10 MUR NF_PALI C134 10n 10 400V STEREO 368 MKT P C131 150p 5 COG NF C135 3 OUT GND IN L7805CV IC102 1 2 3 6K8 CFP 20 VR100 2V4 5 IT...

Page 18: ...C405 TABLE_SYS MKT 50V 5 C406 4n7 X7R 10 NF_SECAM_LL C407 COG 5 470p A V C703 100n Z5U 5 C409 COG 5 1n SECAM_LL C412 COG 5 68p MONO_PALBG_SECDK C401 5 68p COG MONO C400 COG 5 470p A V C704 X7R 10 4n7...

Page 19: ...UT2 IN2B VSS VDD IN2A IN1A BIAS EXT2 OUT1 EXT1 IN1B SS SC VSS VDD CK MC44140 IC801 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 CURRENT REF MC44002 R Y I P B Y I P Y2 I P RED I P GREEN I P BLUE I P FAST S W...

Page 20: ...F MURATA FL1 1 2 3 4 5 6way_WIRE_HOLDER MOLEX 51052 2 5mm PL2 1 2 3 4 5 6 DMA_SYNC XTAL_OUT XTAL_IN TESTIO1 ANA_IN2 ANA_IN ANA_IN1 AVSUP AVSS MONO_IN VREFTOP SC1_IN_R SC1_IN_L ASG1 SC2_IN_R SC2_IN_L A...

Page 21: ...5 C44 C47 C48 L40 C51 J25 SJ02 SJ01 SJ03 R59 R57 R55 R56 R52 R53 R54 R51 R47 R49 R48 R50 R46 R42 R45 R43 R38 R2 R40 R28 R24 R23 R22 R20 R18 R19 R17 R21 R16 R15 R14 R13 R1 R25 R5 R6 R12 R11 R10 R8 R9 R...

Page 22: ...c TR900 b e c TR901 b e c TR902 b e c TR905 b e c TR903 b e c TR904 LNK901 C906 C N 9 0 0 R900 R910 R905 R916 R912 R914 R904 R902 R909 R907 R917 251004 02 CSSK R903 R906 R908 R913 R901 R911 R920 C904...

Page 23: ...UF 10 C 818 8672 167 270 SMD KERKO 0805 0 1UF 10 C 819 8672 160 126 SMD KERKO 0805 22PF 5 NP C 820 8672 167 279 SMD KERKO 0805 0 047UF 10 C 821 8672 167 253 SMD KERKO 0805 3900PF 10 C 822 8672 167 270...

Page 24: ...05 18 KOHM 5 R 805 8706 100 057 SMD R 0805 220 OHM 5 R 806 8706 100 069 SMD R 0805 680 OHM 5 R 807 8706 100 057 SMD R 0805 220 OHM 5 R 808 8706 100 069 SMD R 0805 680 OHM 5 R 809 8706 100 057 SMD R 08...

Page 25: ...806 8672 167 254 KEFQ 0805 4700PF 10 C 807 8672 167 758 KEFQ 0805 0 01 UF 10 C 808 8452 967 169 ELKO AMMO5 33UF 35V C 809 8672 167 270 KEFQ 0805 0 1 UF 10 C 812 8672 167 758 KEFQ 0805 0 01 UF 10 C 813...

Page 26: ...700 007 446 KSW 0207 75 OHM 5 R 710 8706 100 097 R CHIP 0805 10 KOHM 5 R 712 8706 100 097 R CHIP 0805 10 KOHM 5 R 713 8706 100 097 R CHIP 0805 10 KOHM 5 R 714 8706 100 097 R CHIP 0805 10 KOHM 5 R 716...

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