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Toshiba 46TL868G User Manual

Toshiba 46TL868G
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SERVICE MANUAL
LCD Color Television
46TL868G
Ver. 1.01
Updating history
5
6
Amendment by DS Company
Updating History,
2011-11-09 Amendment done by DS Company
Correction for Adjustment
TOSHIBA WEB-ZEUS
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Copyright © 1995-2011 TOSHIBA Corporation, All Rights Reserved.
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Toshiba 46TL868G Specifications

General IconGeneral
Screen Size46 inches
Display TypeLED
HDMI Ports4
USB Ports2
Wi-FiYes
Smart TVYes
3DYes
Ethernet PortYes
Operating SystemToshiba Places
Resolution1920 x 1080 (Full HD)
Refresh Rate200 Hz AMR (Active Motion Rate)

Summary

SERVICE MANUAL

Updating history

Records changes and amendments made to the service manual.

IMPORTANT NOTICE

WARNING

Legal disclaimer regarding modification or alteration of provided information and data.

GREEN PRODUCT PROCUREMENT

LEAD-FREE SOLDER

WARNING

Crucial warning about using lead-based solder for repairs on this product.

SAFETY INSTRUCTION

Safety Precaution

Necessary precautions to be observed before servicing the chassis.

Annex D (normative)

Details regarding the measuring network for touch currents.

SAFETY INSTRUCTION

Product Safety Notice

Highlights special safety characteristics of electrical and mechanical parts.

SAFETY INSTRUCTION

Handling the LCD Module

Provides crucial safety guidelines for handling the LCD module and its components.

SYSTEM BLOCK DIAGRAM

TROUBLESHOOTING GUIDE

UNDER CONSTRUCTION

Indicates that troubleshooting information is not yet available.

ADJUSTMENT

Service Mode

Accessing and navigating the TV's service mode for adjustments.

ADJUSTMENT

Service Mode

Instructions on how to switch the adjustment menu on or off.

ADJUSTMENT

Service Mode

Explains the functions assigned to specific buttons within the service mode.

ADJUSTMENT

Service Mode

How to cycle through adjustment items using the remote control or TV panel buttons.

ADJUSTMENT

Service Mode

Procedure for changing data values within the adjustment menu using volume buttons.

ADJUSTMENT

Service Mode

Method to exit the service mode by turning off the TV.

ADJUSTMENT

Service Mode

How to change built-in test patterns using the remote control.

ADJUSTMENT

Service Mode

Explains the meaning of different LED states during software upgrade.

ADJUSTMENT

Service Mode

A comprehensive list of adjustable items within the service mode.

ADJUSTMENT

Service Mode

Table for converting binary bit values to hexadecimal format for data conversion.

ADJUSTMENT

Service Mode

How to access and interpret the Self Check screen for system information.

ADJUSTMENT

Service Mode

Procedures for main PCB initialization and model ID installation.

ADJUSTMENT

Service Mode

Information on identifying the panel vendor based on markings and codes.

ADJUSTMENT

Service Mode

Overview of hotel mode, allowing customized TV operations for hotel use.

ADJUSTMENT

Service Mode

Procedure to access and navigate the hotel mode settings menu.

ADJUSTMENT

Service Mode

Detailed table of hotel mode options, descriptions, factory settings, and gray-out conditions.

ADJUSTMENT

Service Mode

Functionality for copying settings between TVs using the hotel clone menu.

ADJUSTMENT

Service Mode

Steps to save TV settings to a USB drive via the hotel clone menu.

ADJUSTMENT

Service Mode

Procedure to load TV settings from a USB drive using the hotel clone menu.

ADJUSTMENT

Service Mode

Instructions for performing a TV software upgrade using a USB device from the boot-up sequence.

PARTS LIST

Precaution

Important warnings and cautions regarding part replacement and safety.

Abbreviations

List of common abbreviations used for electronic components like capacitors and resistors.

PARTS LIST

Updating history

Log of revisions and amendments made by DS Company.

Location Parts No. Description

Detailed list of parts with their location, part number, and description.

SCHEMATIC DIAGRAMS

PE1000ZA

Identifier for the main schematic diagram of the PE1000ZA board.

SCHEMATIC DIAGRAMS

Mstar (Component Video)

Schematic section detailing the Mstar component video interface.

SCHEMATIC DIAGRAMS

Mstar(CVBS, VIF)

Schematic section for Mstar CVBS and VIF interfaces.

SCHEMATIC DIAGRAMS

Mstar (Audio, SIF)

Schematic section detailing the Mstar audio and SIF interfaces.

SCHEMATIC DIAGRAMS

Mstar(CI)

Schematic section for the Mstar Common Interface (CI) connections.

SCHEMATIC DIAGRAMS

Mstar(TS)

Schematic section showing Mstar connections related to Transport Stream (TS).

SCHEMATIC DIAGRAMS

Mstar(HDMI 1/2)

Schematic diagram for Mstar HDMI interface 1 and 2 connections.

SCHEMATIC DIAGRAMS

Mstar(HDMI 2/2)

Schematic diagram for the second part of Mstar HDMI interface connections.

SCHEMATIC DIAGRAMS

Mstar(LVDS 1/2)

Schematic section detailing Mstar LVDS interface connections.

SCHEMATIC DIAGRAMS

Mstar(LVDS 2/2)

Second part of the Mstar LVDS interface schematic.

SCHEMATIC DIAGRAMS

Mstar (DDR A)

Schematic for Mstar DDR memory interface A.

SCHEMATIC DIAGRAMS

Mstar (DDR B)

Schematic for Mstar DDR memory interface B.

SCHEMATIC DIAGRAMS

Mstar (DDR C)

Schematic for Mstar DDR memory interface C.

SCHEMATIC DIAGRAMS

Mstar (NAND, FRC)

Schematic for Mstar NAND flash and FRC interfaces.

SCHEMATIC DIAGRAMS

Mstar (GPIO)

Schematic diagram showing Mstar General Purpose Input/Output (GPIO) connections.

SCHEMATIC DIAGRAMS

Mstar (USB, MISC)

Schematic for Mstar USB ports and miscellaneous interfaces.

SCHEMATIC DIAGRAMS

Mstar (Power 1/3)

Part one of the Mstar power supply schematic.

SCHEMATIC DIAGRAMS

Mstar (Power 2/3)

Part two of the Mstar power supply schematic.

SCHEMATIC DIAGRAMS

Mstar (Power 3/3)

Part three of the Mstar power supply schematic.

SCHEMATIC DIAGRAMS

PERI (XTAL, STRAPS)

Schematic for peripheral components like crystal oscillators and straps.

SCHEMATIC DIAGRAMS

RESET, I2C

Schematic showing reset circuits and I2C communication interfaces.

SCHEMATIC DIAGRAMS

PERI (SERIAL)

Schematic for serial communication interfaces.

SCHEMATIC DIAGRAMS

DDR3 SDRAM

Schematic detailing the DDR3 SDRAM memory modules.

SCHEMATIC DIAGRAMS

DDR3 Damping Resistors

Schematic showing damping resistors for DDR3 memory interfaces.

SCHEMATIC DIAGRAMS

DDR3 Damping Resistors

More schematics for DDR3 damping resistors.

SCHEMATIC DIAGRAMS

DDR3 SDRAM

Additional schematic diagrams for DDR3 SDRAM.

SCHEMATIC DIAGRAMS

DDR3 Series Resistors

Schematic illustrating series resistors for DDR3 memory.

SCHEMATIC DIAGRAMS

EBUS RESISTOR

Schematic showing resistors related to the EBUS interface.

SCHEMATIC DIAGRAMS

SPI FLASH

Schematic for SPI flash memory components.

SCHEMATIC DIAGRAMS

NAND FLASH

Schematic diagram for NAND flash memory components.

SCHEMATIC DIAGRAMS

ETHER PHY

Schematic for the Ethernet PHY component.

SCHEMATIC DIAGRAMS

RJ45 CONNECTOR

Schematic showing the RJ45 Ethernet connector and its connections.

SCHEMATIC DIAGRAMS

USB CONNECTOR(side)

Schematic for the side USB connectors.

SCHEMATIC DIAGRAMS

AUDIO TV OUTPUT

Schematic for the audio output to the TV.

SCHEMATIC DIAGRAMS

Headphone AMP

Schematic for the headphone amplifier circuit.

SCHEMATIC DIAGRAMS

OPTICAL OUTPUT

Schematic for the optical audio output.

SCHEMATIC DIAGRAMS

AUDIO D-AMP (MAIN)

Schematic for the main audio digital amplifier.

SCHEMATIC DIAGRAMS

AUDIO D-AMP OUT (MAIN)

Schematic for the main audio D-AMP outputs.

SCHEMATIC DIAGRAMS

AUDIO MUTE

Schematic related to audio mute functionality.

SCHEMATIC DIAGRAMS

EURO SCART

Schematic for the SCART connector and its European standard signals.

SCHEMATIC DIAGRAMS

FRONT AV

Schematic for the front AV input connectors.

SCHEMATIC DIAGRAMS

DSUB PC IN

Schematic for the D-SUB PC input connector.

SCHEMATIC DIAGRAMS

EURO COMPONENT IN

Schematic for European component video input.

SCHEMATIC DIAGRAMS

EURO TV OUT

Schematic for European TV output.

SCHEMATIC DIAGRAMS

AV INPUT1

Schematic for AV Input 1 connections.

SCHEMATIC DIAGRAMS

AV INPUT2

Schematic for AV Input 2 connections.

SCHEMATIC DIAGRAMS

AV INPUT3

Schematic for AV Input 3 connections.

SCHEMATIC DIAGRAMS

LVDS CONNECTOR

Schematic for LVDS connector pin assignments.

SCHEMATIC DIAGRAMS

LVDS CONNECTOR

Continuation of LVDS connector schematic.

SCHEMATIC DIAGRAMS

BL_CONTROL & DIMMING

Schematic for backlight control and dimming functions.

SCHEMATIC DIAGRAMS

@Functi

Schematic related to a specific function, possibly transistors.

SCHEMATIC DIAGRAMS

HDMI CONNECTOR

Schematic showing HDMI connector pinouts.

SCHEMATIC DIAGRAMS

HDMI 5VPWR

Schematic for HDMI 5V power supply lines.

SCHEMATIC DIAGRAMS

HDMI HPD(1)

Schematic for HDMI Hot Plug Detect (HPD) signal.

SCHEMATIC DIAGRAMS

HDMI HPD(2)

Second part of the HDMI Hot Plug Detect (HPD) schematic.

SCHEMATIC DIAGRAMS

HDMI DDC

Schematic for HDMI Display Data Channel (DDC) communication.

MAIN UNIT

POWER TV2 [MAIN]

Schematic related to the main power supply for TV.

MAIN UNIT

HDCP KEY ROM

Schematic for the HDCP key ROM memory.

MAIN UNIT

LED/IR IF

Schematic for LED indicators and Infrared interface.

MAIN UNIT

5V LED/KEY

Schematic for 5V LEDs and key inputs.

MAIN UNIT

TVM FAN CONTROL

Schematic for the TVM fan control circuit.

MAIN UNIT

TUNER

Schematic for the TV tuner module.

MAIN UNIT

TUNER DVB-S/S2

Schematic for the DVB-S/S2 tuner.

MAIN UNIT

DEMOD DVB-T2/T/C

Schematic for the demodulator of DVB-T2/T/C signals.

MAIN UNIT

DEMOD DVB-S2/S

Schematic for the demodulator of DVB-S2/S signals.

MAIN UNIT

DiSEqC,LNB POWER

Schematic for DiSEqC control and LNB power supply.

MAIN UNIT

TUNER POWER

Schematic related to tuner power supply.

MAIN UNIT

CI TS RESISTOR

Schematic showing resistors for the CI TS interface.

MAIN UNIT

CI POWER/CONNECTOR

Schematic for CI card power and connector.

MAIN UNIT

CI ADDRESS BUFFER

Schematic for the CI address buffer.

MAIN UNIT

CI DATA RESISTOR

Schematic showing resistors for CI data lines.

MAIN UNIT

CI CONTROL BUFFER

Schematic for the CI control signal buffer.

MAIN UNIT

CI TS OUTPUT BUFFER

Schematic for the CI TS output buffer.

MAIN UNIT

3.3V STANDBY

Schematic for the 3.3V standby power supply.

MAIN UNIT

POWER 1.1V

Schematic for the 1.1V power supply circuit.

MAIN UNIT

FRC POWER 1.26V

Schematic for the FRC power supply at 1.26V.

MAIN UNIT

FRC POWER 1.5V

Schematic for the FRC power supply at 1.5V.

MAIN UNIT

POWER 3.3VD

Schematic for the 3.3VD power supply.

MAIN UNIT

POWER 6V

Schematic for the 6V power supply circuit.

MAIN UNIT

PANEL I/F(POWER)

Schematic for the panel interface power connections.

MAIN UNIT

POWER CONNECTOR

Schematic detailing the power connector pin assignments.

MAIN UNIT

EMC CONTROL

Schematic related to Electromagnetic Compatibility (EMC) control.

RMT

REMOTE

Section describing the remote control functionality and buttons.

LED SENSOR

LED Driver

3D-IR

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