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Grundig Davio 23 LW 60-4505 BS, Service Manual, Page: 28 / 40

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Grundig Davio 23 LW 60-4505 BS Service Manual Download Page 28

Hauptplatte – Netzteil / Main Board – Power Supply QW4190R-4

Hauptplatte / Main Board – Tuner QW4190R-4

C645

1000U16V

3.3uH

L604

GND

TP608

C646

100N

GND

C641

22N

GND

C642

100N

GND

GND

GND

R609

10K

R610

150K

GND

C647

100U50V

GND

D604

M

B

R

S

13

0L

T

R

C650

1000U16V

C649

100N

TP609

C643

390pF

GND

GND

GND

GND

BS

1

VIN

2

OUT

3

GND

4

FB

5

COMP

6

EN

7

SS

8

G

N

D

9

U602

MP1593

15-24V

R611

10K

C644

4N7

C640

100N

L607

15uH

GND

F601

FUSE 5A

1 2 3 4 5 6

S603

MOLCON6

12V

POWER ADDITION FOR 20-23

4.7uH

L606

INV_POW

15-24V

4.7uH

L608

15-24V

AMP_POW

1

2

3

4

S602

MOLCON4

4.7uH

L611

SUB_POW

15-24V

4.7uH

L610

12V

SUB_POW

L612

10uH - CDRH104R

R613

220K

GND

30

º

POWER

12V

C627

470U25V

3.3uH

L600

GND

TP600

C602

100N

GND

C638

22N

GND

C600

100N

C601

100N

GND

GND

GND

R600

10K

GND

C637

470U25V

GND

D608

MBRS130LTR

C628

1000U16V

C603

100N

3.3uH

L601

TP602

C629

1000U16V

C604

100N

C625

10N

C636

1N5

GND

5V_STBY

GND

GND

GND

GND

GND

TUNER_SU

10uH

L603

BS

1

VIN

2

OUT

3

GND

4

FB

5

COMP

6

EN

7

SS

8

G

N

D

9

U600

MP1593

C611

220N

C605

220N

R603

10K

J600

0R
J601

0R
J602

0R

R602

10K

Q600

BC848B

C618

100N

GND

GND

5V_STBY

3V3_STBY

12V

TP605

C609

100N

C610

100N

C630

100U16V

C639

470U16V

IN

3

1

OUT

2

ADJ

U601

LM1117 3V3

5V_STBY

3V3_STBY

GND

GND

GND

GND

GND

S1

1

G1

2

S2

3

G2

4

D1

8

D1

7

D2

6

D2

5

U604

SI9933ADY

C622

100N

GND

R604

10K

C617

100N

GND

GND

5V

C621

100N

TP604

C615

100N

C616

100N

C631

100U16V

IN

3

1

OUT

2

ADJ

U603

LM1117 1V8

5V_STBY

1V8_STBY

GND

GND

GND

GND

GND

C632

100U16V

C619

100N

C633

100U16V

C620

100N

12V

8V

TP603

GND

GND

GND

GND

C623

100N

C624

100N

C634

100U16V

5V

3V3

GND

GND

GND

GND

GND

C635

100U16V

TP606

1K

R607

TP607

GND

TUNER_SU

1K

R606

REGULATORS

33V

33V

PANELPWR

PANELPWR

PNL_EN

PNL_EN

STBY

STBY

5V_STBY

D600

BAV99L

D601

BAV99L

D602

BAV99L

D603

BAV99L

C606

220N

C607

220N

C608

220N

C612

220N

C613

220N

C614

220N

IN

3

2

OUT

1

GND

U605

MC78L08CP

12V

INV_POW

4.7uH

L605

IN

3

1

OUT

2

ADJ

U606

LM1117 3V3

R601

18K

R608

56K

L609

22uH - CDRH104R

TP274

STBY2

STBY2

Significant for 26"-27"-30" chassis

4.7uH

L602

12V

AMP_POW

GND

C626

470pF

C648

470pF

GND

L613

Ferrite Bead

1

1 

AGC

1

TU

2

ADD

3

SCL

4

SDA

5

NC

6

VCC+5V

7

NC/ADC

8

VST

9

IF2/NC

10

IF1

11

12

13

14

15

TU300

ENV57K##08G3F

AGC

1

TU

2

AS

3

SCL

4

SDA

5

NC

6

VCC+5V

7

NC/ADC

8

VST

9

NC

10

IF1

11

12

13

14

15

TU301

DTQS441IH241C

L313 1uH

X6966M

1

2

3

4

5

SAW300

IF1

IF2

GND

C331

10N

C330

10N

R385

5K1

GND

GND

TP302

33V

R341

100R

R342

100R

J304

0R

GND

No longer needed

J313

0R

D300

GND

33V

33V

IFIN-

IFIN+

AGC

SDA5V

SCL5V

GND

5V

L312

coilrad10

C410

100U10V

C317

100N

GND

GND

AGC

1

TU

2

AS

3

SCL

4

SDA

5

UB

6

VCC+5V

7

NC

8

VT

9

IF2

10

IF1

11

12

13

14

15

TU351

CTF5540

R388

56R

GND

J317 0R

J318 0R

C409

CAP100U50V

C472

22N

GND

GND

8

4

3

3 

4 

8 

GRUNDIG Service 

Chassis L5C–20"…23"

2 - 18

Summary of Contents for Davio 23 LW 60-4505 BS

Page 1: ...ice Service Manual Sicherheit Safety Materialnr Part No 720108000001 Chassis L5C 20 23 LC Davio 23 LW 60 4505 BS GBE5500 Lenaro 20 LW 51 7605 Top GBD7300 NUR F R INTERNEN GEBRAUCH FOR INTERNAL USE ONL...

Page 2: ...andesspezifischen Vorschriften The regulations and safety instructions shall be valid as provided by the Safety Service Manu al part number 720108000001 as well as the respective national deviations G...

Page 3: ...tive Matrix TFT LC Display ca 16ms ca 9ms ca 450cd m2 ca 400 1 ca 500cd m2 ca 800 1 170 vertical 170 horizontal WXGA 1280 x 768 176 vertical 176 horizontal WXGA 1366 x 768 user natural rich soft user...

Page 4: ...eception DC connector Power supply plug SUPPLIED ACCESSORIES Remote control incl battery Power cord Cables Instruction manual Circuit diagram Wall fixture Warning sticker in rear panel Warranty info L...

Page 5: ...5 Bedienhinweise Dieses Kapitel enth lt Ausz ge aus der Bedienungsanleitung Weitergehende Informationen entnehmen Sie bitte der ger tespezifischen Bedienungsanleitung deren Materialnummer Sie in der e...

Page 6: ...Chassis L5C 20 23 GRUNDIG Service 1 6...

Page 7: ...20 23 GRUNDIG Service 1 7 Operating Hints This chapter contains excerpts from the operating instructions For further particulars please refer to the appropriate user instructions the part number of wh...

Page 8: ...Chassis L5C 20 23 GRUNDIG Service 1 8...

Page 9: ...t begrenzt siehe Service Men ADJUST MENTS HOTEL VOLUME The SETUP Menu is not accessible The maximum adjustable volume value is limited see service menu ADJUSTMENTS HOTEL VOLU ME ON OFF OFF Netz Ein St...

Page 10: ...The software version number is shown on the upper part of the ser vice menu e g L5CGNA_V1 38 14 04 2006 SLC 20G SH01 T 38 S 6 VCTI V 8 1 PVCS V 38 4 Programme Search Press button i INFO Menu Select SE...

Page 11: ...J310 15 5 J311 57 5 J312 71 5 J313 80 67 J314 107 107 J315 114 99 J316 45 86 J317 70 67 J400 129 28 J401 131 28 J402 133 28 J403 126 28 J404 142 27 J405 142 25 J406 124 28 J407 142 23 J408 142 19 J40...

Page 12: ...Hauptplatte Main Board QW4190R 1 Ansicht von der Best ckungsseite View of Component Side GRUNDIG Service Chassis L5C 20 23 2...

Page 13: ...Hauptplatte Main Board QW4190R 1 Vergr erte Ansicht von der Best ckungsseite Enlarged view of Component Side GRUNDIG Service Chassis L5C 20 23 2...

Page 14: ...GRUNDIG Service Chassis L5C 20 23 2...

Page 15: ...BY 3V3_STBY GND GND GND GND GND S1 1 G1 2 S2 3 G2 4 D1 8 D1 7 D2 6 D2 5 U604 SI9933ADY C622 100N GND R604 10K C617 100N GND GND 5V C621 100N TP604 C615 100N C616 100N C631 100U16V IN 3 1 OUT 2 ADJ U60...

Page 16: ...R R301 10K R362 18K Q304 BC858B Q308 BC848 5V GND GND C324 100N C347 10U25V VOUT2 R365 75R R367 75R R368 75R R369 75R C318 100N C319 100N C320 100N SC1_BLUE SC1_RED SC1_GREEN BIN GIN RIN GND GND GND G...

Page 17: ...2 Q200 2N7002 R233 3K3 R234 3K3 R202 10K R203 10K J224 0R J225 0R 3V3_STBY 5V_STBY SCL3V3 SDA3V3 SDA5V SCL5V SCL3V3 SDA3V3 TP321 SDA5V SCL5V R422 6K8 VDD5VFE SPEAKERL SPEAKERR C316 100N C322 100N C356...

Page 18: ...402 PI3V512 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 S400 5V_STBY GND AUDIO_R_SD AUDIO_L_SD BLUE_SD GREEN_SD RED_SD HS_SD VS_SD GND 3V3_STBY L400 10uH 3V3_RGB C448 100N GND C464 10U25V GND 3V3_RGB GND GND...

Page 19: ...ptional R382 4K7 R384 4K7 MEMCRD_RCA_S RCA_S2_S RCA_S2_S C325 100N C326 100N GND GND SC2_I_R RCA_RIGHT RCA_LEFT AUDIO_L_SD AUDIO_L_SD AUDIO_R_SD AUDIO_R_SD Optional MEMCRD_RCA_S J300 0R J301 0R MR_R M...

Page 20: ...D GND GND AUDIO AMP 26 26 27 27 28 28 MAX9704 INL 10 1 2 3 4 21 22 23 24 9 19 11 17 18 12 13 AGND 14 6 5 20 INL FS1 FS2 G1 G2 SS REG MODULATOR OSCILLATOR CHARGE PUMP C1P C1N GAIN CONTROL SHUTDOWN CONT...

Page 21: ...10K R217 10K R219 10K R220 10K R222 10K R224 10K ROM_ADDR0 ROM_ADDR1 ROM_ADDR2 ROM_ADDR3 ROM_ADDR4 ROM_ADDR5 ROM_ADDR6 ROM_ADDR7 ROM_ADDR8 ROM_ADDR9 ROM_ADDR10 ROM_ADDR11 ROM_ADDR12 ROM_ADDR13 ROM_ADD...

Page 22: ...200 GM5221_1 3V3DVDD 1V8AVDD 1V8CVDD R232 47R CLK VS HS DE GM2221 TP258 GND GND R235 100R R236 100R VCC 8 WP 7 SCL 6 SDA 5 A0 1 A1 2 A2 3 GND 4 U201 24LC16 GND 3V3_STBY C239 100N BRT_ADJ BKL_EN NVRAM...

Page 23: ...22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 JP200 HEADER2X20 R W P L E N A P R W P L E N A P ER0 ER1 ER2 ER3 ER4 ER5 ER6 ER7 EG0 EG1 EG2 EG3 EG4 EG5 EG6 EG7 EB0 EB1 EB2 EB3 EB4 EB5 EB6 EB...

Page 24: ...10 15 5 J311 57 5 J312 71 5 J313 80 67 J314 107 107 J315 114 99 J316 45 86 J317 70 67 J318 70 64 J319 72 115 J320 60 104 J400 129 28 J401 131 28 J402 133 28 J403 126 28 J404 142 27 J405 142 25 J406 12...

Page 25: ...Hauptplatte Main Board QW4190R 4 Ansicht von der Best ckungsseite View of Component Side GRUNDIG Service Chassis L5C 20 23 2 15...

Page 26: ...Hauptplatte Main Board QW4190R 4 Vergr erte Ansicht von der Best ckungsseite Enlarged view of Component Side GRUNDIG Service Chassis L5C 20 23 2 16...

Page 27: ...GRUNDIG Service Chassis L5C 20 23 2 17...

Page 28: ...604 SI9933ADY C622 100N GND R604 10K C617 100N GND GND 5V C621 100N TP604 C615 100N C616 100N C631 100U16V IN 3 1 OUT 2 ADJ U603 LM1117 1V8 5V_STBY 1V8_STBY GND GND GND GND GND C632 100U16V C619 100N...

Page 29: ...24 100N C347 10U25V VOUT2 R365 75R R367 75R R368 75R R369 75R C318 100N C319 100N C320 100N SC1_BLUE SC1_RED SC1_GREEN BIN GIN RIN GND GND GND GND SC1_FBL R323 10K R322 10K Q309 BC848 VDD3V3D GND C321...

Page 30: ...BWOOFER Q201 2N7002 Q200 2N7002 R233 3K3 R234 3K3 R202 10K R203 10K J224 0R J225 0R 3V3_STBY 5V_STBY SCL3V3 SDA3V3 SDA5V SCL5V SCL3V3 SDA3V3 TP321 SDA5V SCL5V R422 6K8 VDD5VFE SPEAKERL SPEAKERR C316 1...

Page 31: ...8 9 10 11 12 13 14 15 S400 5V_STBY GND AUDIO_R_SD AUDIO_L_SD BLUE_SD GREEN_SD RED_SD HS_SD VS_SD GND 3V3_STBY L400 10uH 3V3_RGB C448 100N GND C464 10U25V GND 3V3_RGB GND GND GND RED_SD RED_DSUB GREEN...

Page 32: ...A_LEFT 2Y1 1 2Y0 2 3Y1 3 3Z 4 3Y0 5 E 6 VEE 7 GND 8 S3 9 S2 10 S1 11 1Y0 12 1Y1 13 1Z 14 2Z 15 VCC 16 U302 CD4053 GNDGNDGND 12V A C361 10U25V C364 10U25V R314 10K R313 10K 12V A GND MR_R R316 10K R315...

Page 33: ...C519 22N R504 100R R503 100R C513 22N C511 22N C515 22N C502 100N C512 22N C514 22N R502 100R R501 100R 053516 L502 22UH 053516 L503 22UH L500 BK1608HM601 C500 100N C501 100N C507 100U50V C508 100U50...

Page 34: ...K R216 10K R217 10K R219 10K R220 10K R222 10K R224 10K ROM_ADDR0 ROM_ADDR1 ROM_ADDR2 ROM_ADDR3 ROM_ADDR4 ROM_ADDR5 ROM_ADDR6 ROM_ADDR7 ROM_ADDR8 ROM_ADDR9 ROM_ADDR10 ROM_ADDR11 ROM_ADDR12 ROM_ADDR13...

Page 35: ...LK VS HS DE GM2221 TP258 GND GND R235 100R R236 100R VCC 8 WP 7 SCL 6 SDA 5 A0 1 A1 2 A2 3 GND 4 U201 24LC16 GND 3V3_STBY C239 100N BRT_ADJ BKL_EN NVRAM PNL_EN PNL_EN S1_MAIN_SW S1_MAIN_SW PC_SD_SW PC...

Page 36: ...23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 JP200 HEADER2X20 R W P L E N A P R W P L E N A P ER0 ER1 ER2 ER3 ER4 ER5 ER6 ER7 EG0 EG1 EG2 EG3 EG4 EG5 EG6 EG7 EB0 EB1 EB2 EB3 EB4 EB5 EB6 EB7...

Page 37: ...601 0603 R1200 75R C1204 47N 63V C1205 47N 63V FB1200 BK1608HM601 0603 FB1201 BK1608HM601 0603 CVBS_IN AUDIO_L AUDIO_R SVHS_C SVHS_Y HP_R HP_L A_GND A_GND A_GND A_GND V_GND A_GND V_GND A_GND A_GND A_G...

Page 38: ...IR Power Switch Board ZV5 192 Sicht auf Best ckungsseite View on Component Side Sicht auf L tseite View on Solder Side S2 PROG S1 PROG S4 VOL S3 VOL S5 MENU S6 TV AV 1 2 3 4 5 CN1 Bedienplatte Keyboar...

Page 39: ...ERNEN GEBRAUCH FOR INTERNAL USE ONLY Ersatzteilliste Spare Parts List LENARO 20 LW 51 7605 TOP TV BESTELL NR ORDER NO GBD7300 M6K 4 2006 POS NR ABB MATERIAL NR ANZ BEZEICHNUNG DESCRIPTION POS NO FIG P...

Page 40: ...RK Y 200 759880686100 QUARZ SMD 14 31818MHZ 30PF Y 300 759550967300 QUARZ 20 25 MHZ HC49 U NUR F R INTERNEN GEBRAUCH FOR INTERNAL USE ONLY Ersatzteilliste Spare Parts List LP CHASSISMODUL L5C CHASSIS...

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