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Sharp LC-26D44

Sharp LC-26D44
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Training course: D44
1
SEES Engineering Department
Presentation By:
Jan Niemi
Issued: Sofía García
SEES Engineering Department
MODELS:
LC-26D44
LC-32D44
Training Course
May 2008
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Sharp LC-26D44 Specifications

General IconGeneral
Screen Size26 inches
Resolution1366 x 768
Display TypeLCD
Aspect Ratio16:9
HDMI Ports2
Component Video Inputs1
Composite Video Inputs1
Weight11.9 kg
Contrast Ratio1200:1
Brightness450 cd/m²
Viewing Angle176°
Input PortsHDMI, Component, Composite
Sound Output10W x 2
Audio Output2 x 5W

Summary

Models Introduction

Sizes and Cabinet Types

Describes screen sizes (26", 32") and cabinet features like bottom speakers and color.

Model Variants by Market

Lists specific model designations for Continental, Sweden, UK, and Russian markets.

Model Specifications

Key Features List

Highlights main attributes like ASV LCD, HD Ready, wide viewing angle, and built-in tuner.

Technical Specifications Table

Comprehensive table listing panel, resolution, video/audio systems, and terminals.

Block Diagrams

Main ICs: Tuner and HDMI

Details the COFDM Decoder (IC207) and HDMI Receiver (IC1951) integrated circuits.

Main ICs: Processors and Memory

Covers Digital Processor, NVM, EEPROM, CPU, and peripheral ICs for system operation.

Main ICs: Audio, Power, and Interface

Details audio amplifiers, LCD controllers, NVM, I2C, and RS-232 transceiver ICs.

Wiring and Power Supply Diagrams

Overall wiring diagrams and specific block diagrams for power supply and inverter circuits.

Software Updating Procedures

VCTPro Software Update Methods

Outlines methods for updating VCTPro software via RS-232C, I2C, or PCMCIA.

Digital Board Software Update

Describes updating the digital board software using PCMCIA card or RS-232 jig.

Service Mode Operations

Entering and Exiting Service Mode

Step-by-step instructions to access and exit the TV's service mode.

Service Mode Display Indicators

Explains the meaning of 'K' colors and screen indicators in service mode.

Service Mode Menu Structure

Details the menu items, descriptions, and remarks for adjustment.

LCD Adjustment Processes

Tuner Level and Auto Adjustment

Procedures for adjusting tuner signal level and automatic performance.

White Balance and PC Calibration

Steps for White Balance adjustment using a PC and RS-232 commands.

Hotel Mode Settings

Guides for entering and configuring Hotel Mode settings.

Public Mode Settings

Configuration options for public display mode.

Electrical Diagrams

Tuner, Input, and HDMI Circuits

Schematics for tuner, OFDM, video inputs, terminals, HDMI, and RS232.

Digital TV (DTV) and ATV (VCT-PRO) Systems

Diagrams for DTV decoder, memory, CI, and VCT-PRO ATV CPU.

Audio, LCD Control, and Peripherals

Circuits for audio amplifier, LCD controller, T-CON, and UCON/Panel-IF.

Power Supply and Inverter Systems

Detailed diagrams of power supply and inverter stages for 26" and 32" models.

Printed Wiring Boards (PWBs)

Main PWB Layouts

Visual layout of the main printed circuit boards (Side A and Side B).

Auxiliary PWBs: Mini-AV, Key, LED

Layouts for Mini-AV, Key, and LED control printed circuit boards.

Power and Inverter PWB Layouts

Visual layout of the 26" and 32" power supply and inverter boards.

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