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SERVICE
TFT-LCD TV
LA32C550J1R/LA37C550J1R/
LA40C550J1R LA46C550J1R
Refer to the service manual in the GSPN (see the rear cover) for the more information.
LCD-TV
Chassis
: N94A
Model
: LA32C550J1R
LA37C550J1R
LA40C550J1R
LA46C550J1R
Manual
1. Precautions
2. Product specifications
3. Disassembly and Reassembly
4. Troubleshooting
5. Exploded View & Part List
6. Wiring Diagram
Contents
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Table of Contents
Related Manuals for Samsung LA40C550J1R
Summarization of Contents
Precautions
Safety Precautions
Essential safety, servicing, and installation guidelines to prevent hazards.
Servicing Precautions
Guidelines for servicing, including capacitor warnings and general procedures.
ESD Precautions
Techniques to reduce component damage from static electricity.
Installation Precautions
Safety measures for product installation, cord placement, and ventilation.
Product Specifications
Features and Specifications
Detailed technical features and specifications for various LCD TV models.
Detail Factory Option
Factory options for main board replacement and model configuration.
Specification Comparison to Old Models
Comparison of specifications between new and older TV models.
Accessories
List of included accessories with their respective part numbers.
Disassembly and Reassembly
Disassembly and Reassembly
Step-by-step procedures for disassembling and reassembling the LCD TV.
Troubleshooting
Troubleshooting
General troubleshooting steps for common issues.
No Power
Diagnosing and resolving power-related issues like dead unit or no LEDs.
No Video (Analog PC signal)
Troubleshooting no picture with analog PC input.
No Video (HDMI - Digital Signal)
Troubleshooting no picture with HDMI input.
No Video (Tuner_CVBS)
Troubleshooting no picture with tuner/CVBS input.
No Picture (Video_CVBS)
Troubleshooting no picture with general video/CVBS source.
No Sound
Diagnosing and resolving issues with no sound output.
Alignments and Adjustments
General instructions for alignment and adjustment procedures.
Factory Mode Adjustments
Procedures for entering and using factory mode for adjustments.
Factory Data
Options and data settings for factory configuration.
White Balance - Calibration
Procedures for calibrating white balance and color.
Servicing Information
Information related to servicing, like firmware updates.
Exploded View & Part List
LA32C550J1R Exploded View
Exploded diagram showing the assembly of the 32-inch model.
LA32C550J1R Parts List
Detailed list of parts for the 32-inch model.
Wiring Diagram
Wiring Diagram
Block diagram showing connections between main boards and components.
LA40/46C550
Wiring diagram for 40 and 46 inch models.
Connector
Pin configurations and functions for various connectors.
Wiring Picture
A photograph showing the internal wiring of the TV.
Connector Functions
Explains the purpose of key connectors and their symptoms.
Cables
Photos and part numbers for various internal cables.
Need help?
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Questions and answers