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Sharp LC-30HV4E User Manual

Sharp LC-30HV4E
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76
LC-30HV4E
87109654321
A
B
C
D
E
F
G
H
SIGNAL BLOCK DIAGRAM (Display)
QO23-0, QE23-0
HSYNC, VSYNC, CLOC
SC2202
DISPLAY
INPUT 2
SC2201
DISPLAY
INPUT 1
IC2201
TMDS
RECEIVER
IC2202
HDCP(KEY)
EEPROM
KEY IIC
TMDS
IC2204
DDC
EEP-ROM
DDC IIC
DDC 5V
IC2001
MICRO
PROCESSOR
CONTROL
KEY
R/C RECEIVER
OPC, LED
IC 2002
RESET
IC2
2
CO
N
EEP
R
CONFIG IIC
IC2
0
EEP
R
Q2004, Q2005
LEVEL
CONVERTER
IC3802
SRS/FOCUS
AUDIO PROCESSOR
IC3803
EXTENSION
DAC
IC3804
SOUND CONTROL
IC3809
SOUND-AMP
J201
SPEAKER(L)
PLUG
J202
SPEAKER(R)
PLUG
MAIN UNIT
AUDIO UNIT
OPERATION UNIT
R/C,LED UNIT
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Sharp LC-30HV4E Specifications

General IconGeneral
Screen Size30 inches
Display TypeLCD
HDMI Ports1
USB Ports0
Weight13 kg
Aspect Ratio16:9
Contrast Ratio800:1
Brightness450 cd/m²
Response Time16 ms
Power Consumption135 W
Resolution1366 x 768
Input PortsComponent, Composite, S-Video
Viewing Angle170° (H) / 170° (V)

Summary

Important Service Safety Precautions

Safety Notice

Highlights special safety characteristics of electrical and mechanical parts in LCD TVs.

Precautions for using Lead-Free Solder

Employing Lead-Free Solder

Explains the use of lead-free solder and the LF symbol on PWBs.

Using Lead-Free Wire Solder

Recommends dedicated soldering bits for lead-free solder due to higher melting point.

Soldering

Provides guidance on soldering techniques with lead-free solder, including tip care.

Specifications

Operation Manual

Part Names

Identifies and illustrates the names of parts for the Display and AVC System.

Preparation

Setting the System

Provides instructions for connecting system cables and AC cords for initial setup.

Dimensions

AVC System Dimensions

Provides dimensional drawings and measurements for the AVC System unit in millimeters.

Display Dimensions

Removing of Major Parts

AVC System Part Removal

Details the procedure for removing major parts of the AVC System unit, including cabinet and PWB.

Display Part Removal

Adjustment Procedures (AVC System)

How to Enter In-Process Adjustment Mode

Explains the procedure to access the system's in-process adjustment mode.

OSD Menu Screen and Items

Describes OSD menu screens and items used for manual adjustments.

In-Process Adjustment Screen Layout

Adjustment Parameters

Factory Settings

Upgrading Installed Programs

Tools Required for Program Upgrade

Lists the necessary tools for program upgrading, including PC and cables.

Preparations for Program Rewriting

Outlines the steps needed before rewriting a program, including software setup and connections.

Rewriting the Main Program

Details the procedure for rewriting the main program of the AVC System.

Adjustment Procedures (Display)

+B Adjustment

Procedure for adjusting the +B voltage, specifying signal and voltmeter connection.

Common Bias Adjustment

Explains how to adjust common bias for different frequency settings (50 Hz, 60 Hz, PC).

Background Adjustment

Details the process for background adjustment of R, G, B offsets and gammas.

Initialization

Describes how to perform initialization, including user clear and full EEPROM clear.

Adjusting Mode

First Layer Display

Describes the first layer display of the OSD menu, showing titles and items.

Second Layer Display

Explains the second layer display of the OSD menu, showing adjustment items and screen modes.

Changing Data and Key Operation

Changing Data

Explains how to change data in the adjustment item display using VOL UP/DOWN keys.

Key Operation

Details basic behaviors of remote controller and main unit keys during adjustment.

Major IC Functions Information

IC2501 (MSP4418G)

Information on IC2501 for decoding audio signals and serving as an audio data selector.

IC2510 (IXA385WJ)

Details IC2510's role in controlling audio delay to synchronize with video signals.

IC1301 (CXA2069Q)

Describes IC1301 as a 7-input, 3-output selector for audio and video signals.

IC1401 (MM1519XQ)

Information on IC1401, a 4-input, 3-output video selector for component input.

Major IC Functions Information (Continued)

IC801/IC802 (TB1274AF)

Information on IC801/IC802 for video and chroma demodulation for PAL/NTSC/SECAM.

IC803 (CXA2101Q)

Details IC803 for component input processing and H/V synchronization signal processing.

IC1901 (IXA392WJ)

Information on IC1901 as an FPGA for synchronous processing and horizontal blanking signals.

Major IC Functions Information (Continued)

PC I/F Unit ICs

Details ICs within the PC I/F unit, including A/D converters and panel link transmitters.

IC10004 (CX3506R)

Describes IC10004 as a 3-channel A/D converter for video and PC signals.

IC10310 (TLC5733A)

Information on IC10310, a 3-channel A/D converter for video signals used in two-screen applications.

IC10025 (IXA091WJ)

Details IC10025 for I/P conversion, scaling, and OSD signal generation.

Trouble Shooting Table

(AVC System) Power Issues

Troubleshooting table for AVC System issues related to power and image problems.

Trouble Shooting Table (Continued)

No Sound Troubleshooting (1)

Troubleshooting steps for no sound from speakers when using external devices or PC.

No Sound Troubleshooting (2)

Troubleshooting steps for no sound when TV signal is received, checking tuner and audio ICs.

No Sound Troubleshooting (3)

Troubleshooting steps for abnormal audio or no monitor audio output, checking levels and mute circuits.

Trouble Shooting Table (Continued)

No Image Troubleshooting (1)

Troubleshooting steps for no video image on INPUT1, checking signal application and input selection.

No Image Troubleshooting (2)

Troubleshooting steps for no video image on INPUT2, checking signal application and input selection.

No Image Troubleshooting (3)

Troubleshooting steps for no video image on INPUT3 and INPUT4, checking signal application and selection.

No Image Troubleshooting (4)

Troubleshooting steps for no Y/C image on INPUT2 and INPUT3, checking signal application and selection.

Trouble Shooting Table (Continued)

Video Signal Path Troubleshooting

Troubleshooting video signal path from IC1301 to IC401/IC402 and IC801/IC802.

Y/C Signal Path Troubleshooting

Troubleshooting Y/C signal path from IC1301 to IC401/IC402 and IC801/IC802.

Main System Signal Troubleshooting

Troubleshooting MAIN system video signals from IC801 to IC803 and FL810.

Sub System Signal Troubleshooting

Troubleshooting SUB system video signals from IC802 to Q901-2/Q903-4/Q905-6.

Trouble Shooting Table (Continued)

No Image Troubleshooting (6)

Troubleshooting steps for no image when TV signal is received, checking tuner and IC1301.

No Teletext Screen

Troubleshooting steps when no teletext screen appears, checking teletext signal and IC1601.

Trouble Shooting Table (Continued)

No Image Troubleshooting (7)

Troubleshooting steps for no monitor image on AV-OUT and S-OUT, checking signal and IC1301.

Trouble Shooting Table (Continued)

No Image Troubleshooting (8)

Troubleshooting steps for no TV, video, component, or PC picture, checking inputs and ICs.

Trouble Shooting Table (Continued)

Synchronization Failure Troubleshooting

Troubleshooting steps for synchronization failure in MAIN system RGB/COMPONENT signals.

Trouble Shooting Table (Continued)

(Display) Power Issues

Troubleshooting table for Display issues, covering power and LED status.

Trouble Shooting Table (Continued)

No Picture Troubleshooting

Troubleshooting steps for no picture, checking signal input, ICs, and system cable.

No Sound Troubleshooting

Troubleshooting steps for no sound, checking signal waveform at transistors and ICs.

Chassis Layout

AVC System Chassis Layout

Diagram showing the chassis layout of the AVC System, indicating component placement on AV and Power PWBs.

Chassis Layout (Continued)

AVC System Main and Front PWBs

Component layout diagrams for the MAIN PWB and FRONT PWB of the AVC System.

Chassis Layout (Display)

Chassis Layout (Display) (Continued)

Display Main and Inverter PWBs

Component layout diagrams for the MAIN, INVERTER-1, and INVERTER-2 PWBs of the Display.

System Block Diagram

(AVC System) Block Diagram

Block diagram illustrating the system architecture of the AVC System, showing signal flow.

Signal Flow Block Diagram

(AVC System) Signal Flow

Detailed block diagram illustrating the signal flow within the AVC System, showing signal paths.

Power System Block Diagram

(AVC System) Power Distribution

Block diagram of the power system within the AVC System, detailing power distribution.

PC I/F Unit Block Diagram

(AVC System) PC I/F Diagram

Block diagram for the PC I/F unit, detailing signal paths and ICs involved.

Signal Block Diagram

(Display) Signal Flow

Block diagram illustrating the signal flow for the Display unit, covering main and audio units.

Power Unit Block Diagram

(Display) Power Unit

Block diagram illustrating the power unit of the Display, showing voltage regulation and distribution.

Overall Wiring Diagram-1/2

(AVC System) Wiring Diagram Part 1

Diagram showing the overall wiring for the AVC system, part 1 of 2.

Overall Wiring Diagram-2/2

(AVC System) Wiring Diagram Part 2

Diagram showing the overall wiring for the AVC system, part 2 of 2.

Overall Wiring Diagram (Display)

Description of Schematic Diagram

Voltage Measurement Condition

Specifies conditions for measuring voltage, including AC adapter and signal input.

Waveform Measurement Condition

Outlines conditions for observing waveforms, including color settings and signal generator.

Indication of Resistor & Capacitor

Explains symbols and units used for resistors and capacitors in schematic diagrams.

Waveforms

Printed Wiring Board Diagram

SR Unit (AVC System)

Printed wiring board layouts for the SR Unit (Component and Chip Parts Sides).

MAIN Unit (Side-A) (AVC System)

Printed wiring board layouts for the MAIN Unit (Side-A).

MAIN Unit (Chip Parts Side-A) (AVC System)

Printed wiring board layouts for the MAIN Unit (Chip Parts Side-A).

Printed Wiring Board Diagram (Continued)

PC I/F Unit (Side-A) (AVC System)

Printed wiring board layouts for the PC I/F Unit (Side-A).

Printed Wiring Board Diagram (Continued)

MAIN Unit (Component Side-A) (Display)

Printed wiring board layout for the MAIN Unit (Component Side-A) of the Display.

Printed Wiring Board Diagram (Continued)

MAIN Unit (Chip Parts Side-A) (Display)

Printed wiring board layout for the MAIN Unit (Chip Parts Side-A) of the Display.

Printed Wiring Board Diagram (Continued)

MAIN Unit (Component Side-B) (Display)

Printed wiring board layout for the MAIN Unit (Component Side-B) of the Display.

Printed Wiring Board Diagram (Continued)

MAIN Unit (Chip Parts Side) (Display)

Printed wiring board layout for the MAIN Unit (Chip Parts Side) of the Display.

Printed Wiring Board Diagram (Continued)

LCD CONTROL Unit (Component Side-A) (Display)

Printed wiring board layout for the LCD CONTROL Unit (Component Side-A).

LCD CONTROL Unit (Chip Parts Side-A) (Display)

Printed wiring board layout for the LCD CONTROL Unit (Chip Parts Side-A).

Printed Wiring Board Diagram (Continued)

LCD CONTROL Unit (Component Side-B) (Display)

Printed wiring board layout for the LCD CONTROL Unit (Component Side-B).

LCD CONTROL Unit (Chip Parts Side-B) (Display)

Printed wiring board layout for the LCD CONTROL Unit (Chip Parts Side-B).

Printed Wiring Board Diagram (Continued)

AUDIO Unit (Component Side) (Display)

Printed wiring board layout for the AUDIO Unit (Component Side).

Printed Wiring Board Diagram (Continued)

AUDIO Unit (Chip parts Side) (Display)

Printed wiring board layout for the AUDIO Unit (Chip parts Side).

Printed Wiring Board Diagram (Continued)

INVERTER-1 Unit (Component Side) (Display)

Printed wiring board layout for the INVERTER-1 Unit (Component Side).

Printed Wiring Board Diagram (Continued)

INVERTER-1 Unit (Chip parts Side) (Display)

Printed wiring board layout for the INVERTER-1 Unit (Chip parts Side).

Printed Wiring Board Diagram (Continued)

INVERTER-2 Unit (Component Side) (Display)

Printed wiring board layout for the INVERTER-2 Unit (Component Side).

Printed Wiring Board Diagram (Continued)

INVERTER-2 Unit (Chip parts Side) (Display)

Printed wiring board layout for the INVERTER-2 Unit (Chip parts Side).

Printed Wiring Board Diagram (Continued)

INVERTER GROUND Unit (Component Side) (Display)

Printed wiring board layout for the INVERTER GROUND Unit (Component Side).

INVERTER GROUND Unit (Chip Parts Side) (Display)

Printed wiring board layout for the INVERTER GROUND Unit (Chip Parts Side).

Printed Wiring Board Diagram (Continued)

OPERATION Unit (Component Side) (Display)

Printed wiring board layout for the OPERATION Unit (Component Side).

Printed Wiring Board Diagram (Continued)

OPERATION Unit (Chip Parts Side) (Display)

Printed wiring board layout for the OPERATION Unit (Chip Parts Side).

Printed Wiring Board Diagram (Continued)

R/C, LED Unit (Component Side) (Display)

Printed wiring board layout for the R/C, LED Unit (Component Side).

SPEAKER-L Unit (Component Side) (Display)

Printed wiring board layout for the SPEAKER-L Unit (Component Side).

SPEAKER-R Unit (Component Side) (Display)

Printed wiring board layout for the SPEAKER-R Unit (Component Side).

Printed Wiring Board Diagram (Continued)

R/C, LED Unit (Chip Parts Side) (Display)

Printed wiring board layout for the R/C, LED Unit (Chip Parts Side).

SPEAKER-L Unit (Chip Parts Side) (Display)

Printed wiring board layout for the SPEAKER-L Unit (Chip Parts Side).

SPEAKER-R Unit (Chip Parts Side) (Display)

Printed wiring board layout for the SPEAKER-R Unit (Chip Parts Side).

Parts List

Printed Wiring Board Assemblies

Lists printed wiring board assemblies for various units, not for replacement.

Integrated Circuits (MAIN Unit)

Lists integrated circuits used in the MAIN Unit (AVC System), including part numbers and codes.

Transistors (MAIN Unit)

Lists transistors used in the MAIN Unit (AVC System), including part numbers and codes.

LCD Panel

Identifies the LCD Panel unit and its associated parts list.

Parts List (Continued)

Diodes (MAIN Unit)

Lists diodes used in the MAIN Unit (AVC System), including part numbers and codes.

Packaged Circuits (MAIN Unit)

Lists packaged circuits like X601, X801, X802 used in the MAIN Unit.

Filters and Coils (MAIN Unit)

Lists filters and coils used in the MAIN Unit (AVC System), including part numbers and codes.

Capacitors (MAIN Unit)

Lists capacitors used in the MAIN Unit (AVC System), including part numbers and codes.

Parts List (Continued)

Resistors (MAIN Unit)

Lists resistors used in the MAIN Unit (AVC System), including part numbers and codes.

Parts List (Continued)

Integrated Circuits (AV Unit)

Lists integrated circuits used in the AV Unit (AVC System), including part numbers and codes.

Transistors (AV Unit)

Lists transistors used in the AV Unit (AVC System), including part numbers and codes.

Diodes (AV Unit)

Lists diodes used in the AV Unit (AVC System), including part numbers and codes.

Packaged Circuits (AV Unit)

Lists packaged circuits like X601, X801, X802 used in the AV Unit.

Parts List (Continued)

Filters and Coils (AV Unit)

Lists filters and coils used in the AV Unit (AVC System), including part numbers and codes.

Capacitors (AV Unit)

Lists capacitors used in the AV Unit (AVC System), including part numbers and codes.

Parts List (Continued)

Capacitors (AV Unit) (Continued)

Lists capacitors used in the AV Unit (AVC System), including part numbers and codes.

Parts List (Continued)

Capacitors (AV Unit) (Continued)

Lists capacitors used in the AV Unit (AVC System), including part numbers and codes.

Resistors (AV Unit)

Lists resistors used in the AV Unit (AVC System), including part numbers and codes.

Parts List (Continued)

Integrated Circuits (FRONT Unit)

Lists integrated circuits used in the FRONT Unit (AVC System), including part numbers and codes.

Transistors (FRONT Unit)

Lists transistors used in the FRONT Unit (AVC System), including part numbers and codes.

Diodes (FRONT Unit)

Lists diodes used in the FRONT Unit (AVC System), including part numbers and codes.

Packaged Circuits (FRONT Unit)

Lists packaged circuits like X601, X801, X802 used in the FRONT Unit.

Parts List (Continued)

Filters and Coils (FRONT Unit)

Lists filters and coils used in the FRONT Unit (AVC System), including part numbers and codes.

Capacitors (FRONT Unit)

Lists capacitors used in the FRONT Unit (AVC System), including part numbers and codes.

PC I/F Unit (AVC System)

Resistors (PC I/F Unit)

Lists resistors used in the PC I/F Unit (AVC System), including part numbers and codes.

Parts List (Continued)

Integrated Circuits (LCD CONTROL Unit)

Lists integrated circuits for the LCD CONTROL Unit (Display), including part numbers and codes.

Transistors (LCD CONTROL Unit)

Lists transistors for the LCD CONTROL Unit (Display), including part numbers and codes.

Parts List (Continued)

Diodes (MAIN Unit)

Lists diodes used in the MAIN Unit (Display), including part numbers and codes.

Filters and Coils (MAIN Unit)

Lists filters and coils used in the MAIN Unit (Display), including part numbers and codes.

Capacitors (MAIN Unit)

Lists capacitors used in the MAIN Unit (Display), including part numbers and codes.

Parts List (Continued)

Resistors (MAIN Unit)

Lists resistors used in the MAIN Unit (Display), including part numbers and codes.

AUDIO Unit (Display)

Integrated Circuits (AUDIO Unit)

Lists integrated circuits for the AUDIO Unit (Display), including part numbers and codes.

Transistors (AUDIO Unit)

Lists transistors for the AUDIO Unit (Display), including part numbers and codes.

Diodes (AUDIO Unit)

Lists diodes used in the AUDIO Unit (Display), including part numbers and codes.

Parts List (Continued)

Capacitors (AUDIO Unit)

Lists capacitors used in the AUDIO Unit (Display), including part numbers and codes.

Resistors (AUDIO Unit)

Lists resistors used in the AUDIO Unit (Display), including part numbers and codes.

Parts List (Continued)

Miscellaneous Parts (Inverter Units)

Lists miscellaneous parts like fuses, plugs, and connectors for INVERTER-1 and INVERTER-2 Units.

Parts List (Continued)

Transistors (Inverter/Operation Units)

Lists transistors used in the INVERTER-GND and OPERATION Units, including part numbers and codes.

Diodes (OPERATION Unit)

Lists diodes used in the OPERATION Unit, including part numbers and codes.

Capacitors (INVERTER-GND Unit)

Lists capacitors used in the INVERTER-GND Unit, including part numbers and codes.

Resistors (Inverter/Operation Units)

Lists resistors used in the INVERTER-GND and OPERATION Units, including part numbers and codes.

R/C, LED Unit (Display)

Integrated Circuit (R/C, LED Unit)

Lists integrated circuits for the R/C, LED Unit, including part numbers and codes.

Transistors (R/C, LED Unit)

Lists transistors for the R/C, LED Unit, including part numbers and codes.

Diodes (R/C, LED Unit)

Lists diodes used in the R/C, LED Unit, including part numbers and codes.

SPEAKER-L Unit (Display)

Capacitors (SPEAKER-L Unit)

Lists capacitors used in the SPEAKER-L Unit, including part numbers and codes.

POWER Unit (Display)

Integrated Circuits (POWER Unit)

Lists integrated circuits for the POWER Unit (Display), including part numbers and codes.

Transistors (POWER Unit)

Lists transistors for the POWER Unit (Display), including part numbers and codes.

Diodes (POWER Unit)

Lists diodes used in the POWER Unit (Display), including part numbers and codes.

Parts List (Continued)

Capacitors (POWER Unit)

Lists capacitors used in the POWER Unit (Display), including part numbers and codes.

Resistors (POWER Unit)

Lists resistors used in the POWER Unit (Display), including part numbers and codes.

Miscellaneous Parts (POWER Unit)

Lists miscellaneous parts like fuses and plugs for the POWER Unit (Display).

Cabinet and Mechanical Parts

(AVC System) Parts Diagram

Diagrams showing cabinet and mechanical parts for the AVC System unit.

Cabinet and Mechanical Parts (Continued)

(Display) Parts List

Lists cabinet and mechanical parts for the Display unit, including screws, cables, and connectors.

Cabinet and Mechanical Parts (Continued)

(Display) Assembly Diagrams

Diagrams showing the overall assembly of the Display unit's cabinet and mechanical parts.

Cabinet and Mechanical Parts (Continued)

(Display) Detailed Parts List

Detailed list of cabinet and mechanical parts for the Display unit, including part numbers and codes.

Supplied Accessories

Packing Parts

Lists packing materials and cases used for the product, not for replacement.

Service Jigs

Lists service jigs required for maintenance and servicing of the unit.

Packing of the Set

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