EasyManua.ls Logo

Hitachi L32S02A - User Manual

Hitachi L32S02A
45 pages
Print Icon
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Loading...
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
LCD Television
May 2008 Digital Media Systems Group, Hitachi Asia Ltd.
Caution
Be sure to read this manual before servicing. To assure safety from fire, electric shock, injury harmful radiation
and materials, various measures are provided in this Hitachi LCD TV.
Be sure to read the cautionary items described in the manual to maintain safety before servicing.
Service warning
1. Do not attempt to modify this product in any way and never perform customized installations without manu-
facturer's approval. Unauthorized modifications will not only void the warranty, but may lead to your being
liable for any resulting property damage or user injury.
Service work should be performed only after you are thoroughly familiar with all of the following safety che-
cks and servicing guidelines. To do otherwise, increase the risk of potential hazards and injury to the user.
While servicing, use an isolation transformer for protection from A.C. line shock.
2.
3.
Contents
* SAFETY NOTICE................................................... 2
*
PRODUCT SPECIFICATIONS................................ 3
*
FUNCTION OVERVIEW....................................... 4-7
*
PCB DIAGRAMS...........................................................8-9
*
BLOCK DIAGRAM................................................10
* SCHEMATIC DIAGRAMS.....................................11-24
*
IC BLOCK DIAGRAMS.....................................25-30
*
TROUBLESHOOTING.........................................31-33.
*
REPLACEMENT PART LIST.............................................34
*
PART LIST (FOR REFERENCE ONLY)..................35-44
No. 0025E
L32S02A
L32A02A
L32S02A, L32A02A,
L32E200, L32R200,
L32E100S,
L32E101B, L32R100
All manuals and user guides at all-guides.com
all-guides.com

Questions and Answers

  • J
    Joshua Allen MDAug 5, 2025
    What to do if my Hitachi LCD TV has picture but no sound?
    • M
      Michelle MorganAug 5, 2025
      If your Hitachi LCD TV has picture but no sound, try the following: 1. Ensure the 'Mute' function is not active and adjust the volume to see if the sound is muted. 2. Change the speaker unit. 3. Check CN8-Pin1 and change the power & Pin2 for 22~24V board assembly. 4. Check U33-Pin13 and change the main & Pin18 for 22~24V board assembly. 5. Check U31-Pin2 for 3.3V and change the main board assembly. 6. Check U32-Pin2 for 1.8V and change the main board assembly. 7. Check U25-Pin1 for 8V and change the main board assembly.
  • R
    rowlandmadelineAug 14, 2025
    How to fix a Hitachi L32S02A LCD TV with a red power LED light?
    • D
      dunndianeAug 14, 2025
      If the power LED indicator on your Hitachi LCD TV shows only a red light, the following steps might help: * Change Q3 or check CN15 Pin9=5V IR board assembly. * Check U4 Pin54=3.3V and change Q1 or Q6. * Change the main board assembly.
  • D
    Denise SmithAug 25, 2025
    How to troubleshoot a Hitachi L32S02A LCD TV when the power LED is off?
    • A
      Alexis BryantAug 25, 2025
      If the power LED indicator on your Hitachi LCD TV has no light, you should change the Power and CN15 Pin7=5V board assembly, or change the IR board assembly.

Summary

Safety and Specifications

Safety Precautions

Details on following instructions, preventing electric shock, using recommended components, and performing safety checks.

Product Specifications

Details model, panel size, resolution, power, and input/output specifications.

Function Overview and Connections

Panel Controls and Remote Operations

Identifies and describes TV controls, connectors, and remote functions.

External Device Connectivity

Illustrates how to connect external audio/video equipment to the TV.

System Diagrams

Main PCB Layout

Illustrates the component placement and markings on the main PCB's top and bottom layers.

Chassis Block Diagram

Provides a high-level block diagram of the TV's internal system architecture.

IC Block Diagrams

Shows block diagrams and pin assignments for key integrated circuits.

Schematic Diagrams

Core IC Schematics (SVP-CX32, T5 BS4)

Details schematics for key ICs like SVP-CX32, T5BS4, and their interfaces.

Audio, Tuner, and I;O Schematics

Covers audio amplifier, tuner, signal processing, and various I/O interface circuits.

Power Supply Unit Schematics

Presents the complete schematic diagram for the power supply unit.

Troubleshooting

Power and Audio Diagnosis

Flowcharts to diagnose issues with no power LED or no sound.

Video and Component Diagnosis

Flowcharts to diagnose issues with no picture or unstable voltages.

Parts Lists

Replacement Part List

Lists major assemblies and control components available for purchase.

Component Parts List

Detailed list of various electronic components like capacitors, resistors, and ICs.

AC Power Supply Unit Parts

Specific parts list for components within the AC power supply unit.

Hitachi L32S02A Specifications

General IconGeneral
Screen Size32 inches
Display TechnologyLCD
Aspect Ratio16:9
Contrast Ratio1200:1
Brightness450 cd/m²
Response Time8 ms
Sound Output10W x 2
Power Consumption120W
Resolution1366 x 768
Viewing Angle178° (H/V)
Input PortsHDMI, VGA, Component, Composite

Related product manuals