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SERVICE
LED TV
UN**H7150AF
LED TV
Chassis : U8DB
Model
: UN46H7150AF
UN55H7150AF
UN60H7150AF
UN65H7150AF
UN75H7150AF
Manual
1. Precautions
2. Product specifications
3. Disassembly and Reassembly
4. Troubleshooting
5. Wiring Diagram
Contents

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Table of Contents
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Summarization of Contents

Precautions
Safety Precautions
Essential safety, servicing, and ESD precautions to prevent hazards and damage.
Servicing Precautions
General precautions and procedures to follow before and during servicing.
Static Electricity Precautions
Techniques to reduce component damage from static electricity during handling.
Installation Precautions
Safety guidelines for physically installing and positioning the LED TV.
Product Specifications
Product Information
Overview of the LED TV model, including views and dimensions.
Product Specification
Detailed specifications covering dimensions, weight, panel type, memory, and features.
Detailed Specifications
Comprehensive technical details including display, video, audio, and smart TV features.
Feature & Specifications
Key features and technical specifications of the LED TV, including connectivity and resolution.
Accessories
List of included accessories with their respective part codes.
Viewing the Functions
Explains how to use the remote control and smart control for TV functions.
Using the Remote Control
Detailed explanation of each button's function on the standard remote control.
Using the Samsung Smart Control
Description of functions and controls available on the Samsung Smart Control.
Disassembly and Reassembly
Disassembly and Reassembly
Step-by-step procedures for safely disassembling and reassembling the LED TV.
Troubleshooting
Troubleshooting
General guidance and initial checks for diagnosing common TV issues.
Previous Check
Initial troubleshooting steps involving checking cable connections and power input.
How to check inner pattern?
Procedure for accessing and checking internal test patterns for diagnostics.
How to Check Fault Symptom
Systematic approach to diagnosing and resolving specific fault symptoms.
NO Power
Detailed diagnostic steps for troubleshooting a TV that does not power on.
Location of Parts
Identifies the location of key components on the Main Board for servicing.
Factory Mode Adjustments
Procedures for accessing and adjusting factory settings.
Detail Factory Option
Specific factory options and their corresponding values for different models.
Entering Factory Mode
Step-by-step guide to enter the service and advanced menus.
Factory Data
List of factory data parameters and their settings.
White Balance
Procedures for calibrating and adjusting white balance settings.
Calibration
Steps to perform color calibration using factory mode menus.
Service Adjustment
Guidance on performing service adjustments, including color calibration.
Adjustment
Detailed steps for adjusting white balance parameters.
RS-232C
Information on RS-232C control, including port settings and pin descriptions.
AV Control Tabe
Table detailing AV control commands and their corresponding values.
Software Upgrade
Instructions for upgrading the TV's firmware.
How to Check the Software Version
Methods to check the current software version installed on the TV.
How to Upgade Software
Step-by-step guide for performing a software upgrade via USB.
Sub Software Upgrade
Instructions for performing a sub-software upgrade using factory menu methods.
Wiring Diagram
Wiring Diagram
Overall wiring diagram illustrating component connections.
2014 LED Signal Path for Troubleshooting
Diagram showing the signal path for troubleshooting LED TVs.
X14H Block-Diagram
Block diagram illustrating the functionality and connections of the X14H processor.
X14H Power tree
Diagram detailing the power distribution and voltage lines for the X14H processor.
X14H RESET tree
Diagram showing the reset signal paths within the X14H system.
Connector
Identification and numbering of various connectors on the main board.
Connector Functions
Description of the function for specific board connectors.

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