Toshiba 15LV505 service manual Sound AMP Schematic Diagram

Page 85

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7

6

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3

2

1

A

B

C

D

E

F

G

H

SOUND AMP SCHEMATIC DIAGRAM

(POWER PCB)

SOUND AMP IC

IC301

LA42052-E

Ripple

IN1

GND

IN2

STB

P.P

Vcc

OUT2

NC

GND

NC

OUT1

NC

Filter

1

2

3

4

5

6

7

8

9

10

11

12

13

HEADPHONE JACK

7.4

1.6

0

1.6

1.6

10.3

14.0

7.4

NC

0

NC

7.4

NC

R308

J301

15

1K 1/4W

PJ-364H

5

L

FROM/TO JACK OUT

R309

4

W823

C303

1K 1/4W

R310

2

LOUT

W820

C301

1

B

1K

3

ROUT

R304

R306

16

6

1

B

R

2.2K

2.2K

R311

7

1

R305

R307

1K

P

2.2K

2.2K

P

16V470MHE

16V470MHE

FROM/TO POWER

C310

C319

C320

C311

W830

FILTER_MUTE

R302

0.1 B

0.1 B

SPEAKER

W845

POWER_ON_H

2.2K

CD301

E8141801

SP301

SOUND+B

W827

SP OUT R

1

1

S0308F01

GND

2

2

16V100MHE P

470PC305CH

470PC306CH

2206.3VMHE P

C304

C307

C308

4.7B

C309

16V470MHE

GND

3

3

SPEAKER

W824

SP OUT L

4

4

SP302

S0308F01

HS301

763WSA0064

SOUND_GND

W803

W806

W832

GND

W030

PCB240

CEH421

NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME

CAUTION

ATTENTION

NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED

:SINCE THESE PARTS MARKED BY ARE

:LES PIECES REPAREES PAR UN

ETANT

OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE

WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST

CRITICAL FOR SAFETY,USE ONES

DANGEREUSES AN POINT DE VUE SECURITE

WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.

DESCRIBED IN PARTS LIST ONLY

N’UTILISER QUE CELLS DECRITES

DANS LA NOMENCLATURE DES PIECES

A

B

C

D

E

F

G

H

8

7

6

5

4

3

2

1

H-35

H-36

Image 85

Contents 15LV505 Green Product Procurement Table of Contents FCC Declaration of Conformity Compliance Statement Part Owner·s RecordLocation of the required Marking Precautions Identification of controls ContentsAntenna connections Remote controlCable TV connections Inserting batteriesConnecting to optional equipment Power source Connecting to optional equipmentConnecting to an optional equipment with S-video output Connecting to an ampliﬁer equipped with a DTS decoderSetting the language Auto SetupTo memorize channels Labeling channels TV operationAdding Channel Clear AllLabeling video inputs Setting the V-ChipAdjusting the picture preference Picture settings Setting the closed captionsAdjusting the picture preference Picture settingsViewing the wide-screen picture formats Film Mode/DNR Viewing the wide-screen picture formats Film ModeSetting the Auto Shut Off Resetting your settings Using the aspect feature Adjusting the back lightingPlaying a disc Marking desired scenes Zooming/Locating desired sceneRepeat playback/A-B Repeat playback Changing angles/Title selection DVD menu Program playback/Random playbackChanging soundtrack language/Subtitles Disc status/To turn off the PBCMP3/WMA/JPEG and Audio CD operation Repeat, random and program playback using file browserOperation VCD Setting procedure Customizing the function settingsSetting details CD Program playback Audio CD/MP3/WMA/JPEGUnderstanding the Power Return feature Temporary cancel the rating level by DVD discTroubleshooting Language code list SpecificationsReception disturbances Language Name CodeA1-1 Location of the required MarkingServicing Notices on Checking HOW to Order PartsA1-2 A1-3 S3126AA1-4 NEC ART 250, Part HCondensation HOW to Handle the LCD PanelA1-5 When removing the DVD Deck When Replacing DVD DeckWhen installing the DVD Deck A1-6Parental Control Rating Level Disc Removal Method AT no Power SupplyDVD Deck A1-7Remote Control KEY Code A2-1 General SpecificationsA2-2 PowerControl A2-3A2-4 FeaturesDVD A2-5A2-6 Interface A2-7Carton A2-8Disassembly Instructions B1-2 DVD Deck Refer to FigTraverse Assy Refer to -1-A Switch PCB ASSY/GEAR MIDDLE/GEAR FEED/RACKFeed ASSY/FEED Motor Refer to -2-A B2-1Pin FFC FFC Wire HandlingB2-2 Refer to Fig RemovalB3-1 B3-2 InstallationSet Set Key Remocon Standard Operations Condition Time Service Mode ListRE-WRITE for DVD Firmware Servicing Fixtures and ToolsRef. No Parts Name Remarks After the write, set to the initializing of shippingAfter the data input, set to the initializing of shipping When Replacing Eeprom Memory ICOn-Screen Display Adjustment Electrical AdjustmentsWhite Balance Contrast MAX Bright CentContrast Contrast CenterElectrical Adjustments LCD Panel DVD MT PCB DVD Deck Power PCBOperation PCB Remocon PCBTroubleshooting Guide Troubleshooting Guide Picture does not Appear Color does not Appear DVD Section Disc does not Eject Does not Play DVD Does not Play CD Troubleshooting Guide DVD Block Diagram Power Block Diagram Powerdigital PCB Block Diagram Signal Block Diagram Printed Circuit Boards DVD MT TOP Side Digital Bottom Side Printed Circuit Boards Digital TOP SideCEH420A CEH420ACEH421A Printed Circuit BoardsR8105 C8107C8109 R8108 C7032 D7020CON+5VD MPEG/MICON/DSP/RFAMP Schematic Diagram DVD MT PCBDVD MT PCB Memory Schematic DiagramDSM206SD Motor Drive Schematic DiagramAUDIO/VIDEO Schematic Diagram Digital PCB Micon Schematic DiagramEEP ROM Scaler VIDEO/AUDIO Schematic DiagramAgcif 1OUTIF Tuner Schematic DiagramHdmi Schematic Diagram VSS10LVDS Lvds Schematic DiagramScaler Power Schematic Diagram Flash Schematic Diagram DDR Schematic Diagram Spdif Spdifout Jack Schematic DiagramAV Switch Schematic Diagram Regulator Schematic Diagram Power Schematic Diagram High Voltage Backlight Inverter Schematic DiagramSound AMP Schematic Diagram Operation PCB Jack OUT Schematic DiagramSW Schematic Diagram CN2 Interconnection DiagramWaveforms AUDIO/VIDEO J1-1 Mechanical Exploded ViewJ1-3 Mechanical Exploded View Packing DiagramJ2-1 DVD Deck Exploded ViewMechanical Replacement Parts List TSB P/N Location NoReference No Description Electrical Replacement Parts List ICS Jacks K3-4 Toshiba Corporation