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Crucial safety instructions for service personnel and risk reduction.
Handling precautions for the sensitive OLED panel to prevent damage.
Explains structural properties like black dots and bright pixels on OLED screens.
Detailed advice on preventing screen damage, including image retention.
Steps to minimize image retention, such as adjusting wide mode and turning off OSD.
Information on panel refresh for uniformity and pixel shift feature.
Guidelines for handling circuit boards to prevent solder cracks and IC breakdown.
Specific instructions on handling boards carefully, ESD protection, and stacking.
Safety warnings regarding lithium battery replacement and handling.
Essential checks before release and procedure for leakage current tests.
Methods for verifying earth ground and information on lead-free solder.
Explains how the Smart Core Red LED flash counts indicate specific error causes.
A table mapping LED blinking counts to error items and detection items.
Table listing error items detected without LED blinking, for record-keeping.
Details on how error shutdowns are limited and retry counts are managed.
A guide to help diagnose symptoms and identify likely defective parts for specific models.
Diagnostic chart for identifying issues based on symptoms for specific models.
Troubleshooting flowchart for diagnosing issues on the XR-83A80* model.
Step-by-step troubleshooting process for 'No Power' issues related to the PSU.
Troubleshooting guide for 'No Power' issues caused by u-com failure.
Specific troubleshooting steps for u-com failure related to power issues on XR-83A80*.
Continuation of the troubleshooting flowchart for u-com failure and power issues.
Troubleshooting guide for 'No Power' issues related to DDCON and LDO components.
Specific troubleshooting for DDCON/LDO power issues on XR-83A80* models.
Detailed steps for checking DDCON components related to power issues.
Troubleshooting guide for 'No Power' issues focusing on LDO component checks.
Troubleshooting steps for a 2x LED blink error indicating a main power issue.
Troubleshooting guide for a 3x LED blink error indicating a DC Alert.
Troubleshooting for 3x LED blink (AUD_ERR) on XR-*80K / *80CK models.
Troubleshooting steps for 4x LED blink (LD_ERR) on XR-83A80* models.
Troubleshooting for 4x LED blink (BCM_ERR) on XR-83A80* models.
Troubleshooting steps for 5x LED blinking related to panel ID read errors.
Troubleshooting guide for 6x LED blink errors indicating backlight issues.
Troubleshooting steps for 7x LED blink errors related to temperature issues.
Troubleshooting guide for 8x LED blinking errors.
Troubleshooting steps for no sound issues related to speakers on specific models.
Troubleshooting issues with sound output from headphone, audio, or optical ports.
Troubleshooting no sound issues when TV is in center speaker mode.
Troubleshooting steps for no sound issues specifically from the TV tuner.
Troubleshooting no sound issues across various HDMI inputs.
A comprehensive guide for diagnosing and resolving 'No Picture' issues.
Explanation of the signal path for analog video inputs.
A step-by-step process for investigating 'No Picture' issues related to analog video.
Details on how the input skip feature works for analog video signals.
Troubleshooting guide for 'No Picture' issues encountered with the TV tuner.
Checking specific voltage levels for tuner power lines.
Troubleshooting steps for 'No Picture' issues across different HDMI inputs.
Troubleshooting steps for errors related to the H-board key switch.
Troubleshooting steps for issues with the IR remote commander not operating.
Troubleshooting steps for errors related to the light sensor function.
Troubleshooting steps for unknown CAS ID errors, often related to digital broadcasting.
Troubleshooting steps for issues with wired Ethernet network connectivity on the TV.
Troubleshooting steps for wireless network connectivity issues related to Wi-Fi and Bluetooth.
Troubleshooting steps for Bluetooth connectivity and functionality issues.
Troubleshooting steps for issues with the TV's built-in microphone.
Troubleshooting for camera issues using magnet or USB connectors.
Instructions for downloading and installing software updates using a USB drive.
Step-by-step guide to perform a factory data reset using the TV's user interface.
Procedure for performing a factory data reset using physical buttons without the UI.
Visual representation of internal wiring and component connections for XR-55A80*K.
Wiring diagram illustrating the connections for the XR-65A80*K model.
Wiring diagram illustrating the connections for the XR-77A80*K model.
Wiring diagram illustrating the connections for the XR-55A80*L model.
Wiring diagram illustrating the connections for the XR-65A80*L model.
Wiring diagram illustrating the connections for the XR-77A80*L model.
Wiring diagram illustrating the connections for the XR-83A80*L model.
Wiring diagram illustrating the connections for the XR-65A75L model.
Instructions for safely removing the TV panel from its protective packaging.
Demonstrates correct and incorrect ways to hold the TV panel during handling.
Correct procedures for moving the panel in a vertical orientation.
Guidelines for safely resting the TV panel to prevent damage.
Identification of areas on the rear cover to avoid touching during handling.
Essential tools and items required for disassembly procedures.
Recommended optional tools for disassembly and repair.
Initial setup and safety precautions before starting the disassembly process.
Guidelines for correct and incorrect FFC insertion techniques.
Matrix illustrating proper FFC holding methods for one-hand and two-hand operations.
Visual indicators for checking full FFC insertion, for manual and automation.
Specific cautions for handling FFCs connected to housing connectors.
Precautions for inserting FFCs using the ZIFF connector mechanism.
General cautions and steps for removing the rear cover and bottom cover.
Identifies the location of key boards like Power, Wi-Fi, Main, and Receiver boards.
Information and cautions regarding FFC insertion and smart core placement.
Visual breakdown of TV parts with reference numbers for disassembly sequence.
General cautions and steps for removing the rear cover and bottom cover.
Identifies the location of key boards like Power, Wi-Fi, Main, and Receiver boards.
Information and cautions regarding FFC insertion and smart core placement.
Visual breakdown of TV parts with reference numbers for disassembly sequence.
General cautions and steps for removing the rear cover and bottom cover.
Identifies the location of key boards like Power, Wi-Fi, Main, and Receiver boards.
Information and cautions regarding FFC insertion and smart core placement.
Visual breakdown of TV parts with reference numbers for disassembly sequence.
Instructions for releasing screws and hooks during rear cover removal.
Identifies the location of key boards: Power, WLAN, Main, and Receiver boards.
Visual guide for correct wire dressing and securing, avoiding pinching.
Visual breakdown of TV parts with reference numbers for disassembly sequence.
Steps for releasing FFC, screws, and removing the smart core unit.
Visual breakdown of smart core components and their part numbers for specific models.
Visual breakdown of smart core components and their part numbers for 83" models.
Safety precautions regarding sharp edges on the rear cover and hook areas.
Cautions for withdrawing FFC connectors, emphasizing proper release mechanism.
General
