Toshiba 15LV505 SCALER VIDEO/AUDIO SCHEMATIC DIAGRAM

ABC D E F GH

ABC D E F GH

2

1

3

4

5

6

7

8

2

1

3

4

5

6

7

8

V8

V7

W7

AA8

Y8

W8

J21

J20

J19

J18

IC2801 R8J66954BGSCALER IC

J1

K1

K2

L1

L2

L3

M3

N2

P2

P1

P3

R1

R2

R3

U1

U2

V1

N4

N3

N1

M2

M1

T1

T2

W3

AA3

AA4

V4

W4

Y5

V5

W5

W6

Y6

AA6

V6

Y7

W9

V9

IC2805

M24256-BWMN6TP

EEP ROM

1234

5678

WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.

WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST

NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED

C2968

0.1 B

C2965

0.1 B

C2949

0.1 B

C2950

220PCH

C2951

220PCH

C2944 0.1 B

C2935 0.1 B

C2936 0.1 B

C2947 0.1 B

C2942 0.1 B

C2933 0.1 B

C2943 0.1 B

C2940 0.1 B

C2941 0.1 B

C2929

0.1 B

C2957 0.1 B

C2927 0.1 B

C2926 0.1 B

C2925 0.1 B

C2959

0.1 B

C2937 0.1 B

C2939 0.1 B

C2938 0.1 B

C2946 0.1 B

C2931 0.1 B

C2932 0.1 B

C2934 0.1 B

C2945 0.1 B

C2948

2210V V-S

R2874

4.7K

R2846

4.7K

R2839

4.7K R2840

10K

R2838

4.7K

R2856

10K

R2837

1K

R2900

10K

R2801

4.7K

R2850

4.7K

R2841

10K

R2852

10

R2851

10

R2842

10K

R2872 100K

R2873 100K

W855

W854

W881

OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE

NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME

AV3/AV4_Y SW_Y_IN

AV1_CVBS TU_CVBS

AV3/AV4_PB AV1_CVBS

AV3/AV4_PR

SPDIF

AV3/AV4_Y

TU_CVBS SW_C_IN

I2C_CLK

I2C_DATA LOUT_FI

ROUT_FI

DVD-H

AD_A3.3V AV3/AV4_PB

DVD-H

ASW0

ASW2

DVD-H

ROUT

LOUT

IIC_OFF

SW_Y_IN AV3/AV4_PR I2C_CLK

SW_C_IN I2C_DATA

MCLK

SDOUT

LRCK MCU_SCIRXD

BCLK AD_A3.3V MCU_SCITXD

I2C_CLK

I2C_DATA

I2C_CLK

I2C_DATA

S1_DET

TWIRE_RXDC

TWIRE_TXDC

LIGHT_CTL

LCD-H

GND

D3.3V

AT+3.3V

ASW0

ASW2 ASW2

LIGHT_CTL

BL_PWM

LCD-H

TWIRE_RXDC

TWIRE_TXDC

MCU_SCIRXD

MCU_SCITXD

IIC_OFF

I2C_DATA

I2C_CLK

S1_DET

SPDIF

SDOUT

DVD-H

ROUT

LOUT

MCLK

LRCK

BCLK

FROM SCALER POWER

TO AV SWITCH

TO JACK

H-12H-11

CEH420

PCBDH0

FROM/TO REGULATOR

FROM/TO MICON

FROM/TO FLASH

FROM/TO AV SWITCH

FROM/TO TUNER

FROM/TO JACK

SCALER VIDEO/AUDIO SCHEMATIC DIAGRAM

NC

SCLK0(GPIO)

SRXD0(GPIO)

STXD0(GPIO)

QBLCB(GPIO)

QBLCC(RXD0)

QBLCA

PCVIN

SSIN1

SSIN2

VIN3A

VIN1A

VIN2A

VRPA

VIN6A

VRPB

VREFB

VIN3B

VREFC

VRMB

VIN4B

VRMC

VIN3C

LPF

VRMA

VIN5A

VIN2B

VIN4A

VREFA

VRPC

VIN2C

RFAGC(GPIO)

SCISCK(GPIO)

DAC_VREF

ROUT

LOUT

SPDIFO

ACLK

ADATAO

LRCKO

BCKO

SANT

SCIRXD

(DIGITAL PCB)

A0

A1

A2

Vss SDA

SCL

WP

Vcc

3

2

4

5

6

7

0

1.6

0.8

1.1

1.2

1.7

0

2.0

0

1.9

0

0

1.6

3.3

0.3

0.2

0.2

0.2

1.6

0

3.3

0

3.3

3.3

3.3

3.3

3.3

2.0

2.0

3.3

3.3

3.3

3.3

3.3

3.3

3.3

3.0

3.0

3.3

3.3

3.3

0

0

0

0

0

3.3

3.3

3.3

3.3

SICL 3.3

Contents

Main 15LV505 (*1) GREEN PRODUCT PROCUREMENT (*2) LEAD-FREE SOLDER WARNING DO NOT USE LEAD BASED SOLDER TO REPAIR THIS PRODUCT ! TABLE OF CONTENTS 15LV505 OWNERS MANUAL 15-inch* Diagonal LCD TV/DVD COMBINATION DearCustomer, NOTETO CATVI NSTALLERS SAFETY INSTRUCTIONS Installation, Care, and Service SAFETY INSTRUCTIONS Important Safety Instructions Additional Safety Precautions Notes on discs (Continued) Top Contents Introduction Connections Identification of controls (Continued) Separate VHF/UHF antennas (75 ohm VHF cable and 300 ohm UHF twin-lead wires) Combination VHF/UHF antenna (Separate VHF and UHF 300 ohm twin-lead wires) Inserting batteries Operation Connecting to optional equipment Connecting to a camcorder Connecting an optional equipment with ColorStream Using the audio/video inputs Connecting to an optional equipment with S-video output 2 Air/Cable selection 7 6 5 2 1 4 3 2 1 / / / / / / 5 2 1 Setting the language 5 4 2 Auto Setup 4 3 / / / 1 2 Adding Channel 6 5 4 1 MUTE / To change a password 7 1 / / / 4 3 2 1 3 2 1 5 4 3 2 1 6 4 3 1 4 3 2 1 6 5 4 3 1 6 5 4 3 1 2 5 4 3 1 Viewing the wide-screen picture formats 4 3 Selecting the audio language 1 3 2 1 3 2 1 4 1 DNR 2 3 Natural picture size 1 screen will appear. Press or to select 3 2 1 4 3 1 3 2 1 3 2 1 4 2 3 / / / Playing a disc (Continued) Zooming Zooming/Locating desired scene ZOOM JUMP Program playback/Random playback / / / Changing angles Title selection Changing angles/Title selection/ DVD menu 2 2 Audio CD/MP3/WMA/JPEG CD information MP3/WMA and Audio CD playback MP3/WMA/JPEG and Audio CD operation (Continued) JPEG playback Repeat, random and program playback using file browser (Continued) Function setup Section Option Details Page Customizing the function settings / / / RETURN Customizing the function settings (Continued) Temporary cancel the rating level by DVD disc Function setup Temporarycancel the rating level by DVD disc EJECT Reception disturbances Language code list Specifications Limited United States Warranty LCD TV/DVD Combination - Depot Repair Warranty CAUTION SERVICING NOTICES ON CHECKING 1. KEEP THE NOTICES HOW TO ORDER PARTS 3. USE THE DESIGNATED PARTS 2. AVOID AN ELECTRIC SHOCK IMPORTANT SAFEGUARDS Page IMPORT ANT SAFEGUARDS WHEN REPLACING DVD DECK DISC REMOVAL METHOD AT NO POWER SUPPLY PARENTAL CONTROL - RATING LEVEL 4 DIGIT PASSWORD CANCELLATION REMOTE CONTROL KEY CODE A2-1 A2-2 A2-3 A2-4 A2-5 A2-6 A2-7 A2-8 DISASSEMBLY INSTRUCTIONS 1. REMOVAL OF MECHANICAL PARTS AND P.C. BOARDS DISASSEMBLY INSTRUCTIONS 2. REMOVAL OF DVD DECK PARTS Page 3. REMOVAL AND INSTALLATION OF FLAT PACKAGE IC Page SERVICE MODE LIST RE-WRITE FOR DVD FIRMWARE SERVICING FIXTURES AND TOOLS CONFIRMATION OF CHECK SUM, POWER ON TOTAL HOURS AND MICON VERSION WHEN REPLACING EEPROM (MEMORY) IC CONFIRMATION OF INITIAL DATA 1. ADJUSTMENT PROCEDURE 2. BASIC ADJUSTMENTS Page Page ELECTRICAL ADJUSTMENTS D-4 D-5 ELECTRICAL ADJUSTMENTS REMOCON PCB POWER PCB DIGITAL PCB 3. ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE (WIRING CONNECTION) (LCD SECTION) TROUBLESHOOTING GUIDE Page Page (DVD SECTION) Page Page Page TROUBLESHOOTING GUIDE DVD BLOCK DIAGRAM F-1 F-2 POWER BLOCK DIAGRAM D510 F-3 F-4 Q505 D518 POWER(DIGITAL PCB) BLOCK DIAGRAM SW F-5 F-6 SIGNAL BLOCK DIAGRAM F-7 F-8 DMG097A PRINTED CIRCUIT BOARDS DVD MT (TOP SIDE) G-1 G-2 DVD MT (BOTTOM SIDE) CEH420A PRINTED CIRCUIT BOARDS G-3 G-4 DIGITAL (TOP SIDE) DIGITAL (BOTTOM SIDE) R503 PRINTED CIRCUIT BOARDS SW AS MARKED. -REPLACE RISK OF FIRE PRINTED CIRCUIT BOARDS POWER/OPERATION/REMOCON (CHIP MOUNTED PARTS) SOLDER SIDE CEH421A G-7 IC4001 ZR36966ELCG-D-G MPEG/MICON/DSP/RF_AMP SCHEMATIC DIAGRAM H-4 H-3 MEMORY SCHEMATIC DIAGRAM DSM2(06SD) H-6 H-5 MOTOR DRIVE SCHEMATIC DIAGRAM H-8H-7 AUDIO/VIDEO SCHEMATIC DIAGRAM CAUTION: DIGITAL TRANSISTOR CAUTION: DIGITAL TRANSISTOR H-10H-9 MICON SCHEMATIC DIAGRAM H-12H-11 SCALER VIDEO/AUDIO SCHEMATIC DIAGRAM H-14H-13 TUNER SCHEMATIC DIAGRAM H-16H-15 HDMI SCHEMATIC DIAGRAM NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED :SINCE THESE PARTS MARKED BY H-18H-17 LVDS SCHEMATIC DIAGRAM H-20H-19 SCALER POWER SCHEMATIC DIAGRAM H-22H-21 FLASH SCHEMATIC DIAGRAM H-24H-23 DDR SCHEMATIC DIAGRAM CAUTION: DIGITAL TRANSISTOR H-26H-25 JACK SCHEMATIC DIAGRAM H-28H-27 AV SWITCH SCHEMATIC DIAGRAM CAUTION: DIGITAL TRANSISTOR CAUTION: DIGITAL TRANSISTOR H-30H-29 REGULATOR SCHEMATIC DIAGRAM NUTILISER QUE DES FUSIBLE DE MEME TYPE IS NON POLAR ONE. IS THE LIVE CONNECTIONCAUTION: CAUTION: DIGITAL TRANSISTORCAUTION: DIGITAL TRANSISTOR POWER SCHEMATIC DIAGRAM NUTILISER QUE DES FUSIBLE DE MEME TYPE CAUTION: DIGITAL TRANSISTOR 5A 32V(F7001) CAUTION:F7001 IS MANUFACTURED BY SKYGATE CO.,LTD., TYPE 20N. 5A 32V(F7001) CN2 CN1 NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED :SINCE THESE PARTS MARKED BY SOUND AMP SCHEMATIC DIAGRAM H-36H-35 JACK OUT SCHEMATIC DIAGRAM (REMOCON PCB) H-38H-37 (OPERATION PCB) H-40H-39 SW SCHEMATIC DIAGRAM CAUTION THE TIMETHIS INTERCONNECTION DIAGRAM IS THE LATEST ATNOTE: INTERCONNECTION DIAGRAM CN2 H-42H-41 CN1 Page WAVEFORMS MECHANICAL EXPLODED VIEW 103A 103 201 105 Page DVD DECK EXPLODED VIEW NOTE: MECHANICAL REPLACEMENT PARTS LIST K1-1 Location No. TSB P/N Reference No. DVD DECK REPLACEMENT PARTS LIST K2-1 Location No. TSB P/N Reference No. Description RESISTORS K3-1 CAPACITORS ICS K3-2 TRANSISTORS COILS &TRANSFORMERS K3-3 JACKS SWITCHES P.C.BOARD ASSEMBLIES MISCELLANEOUS K3-4