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2021/02/04 23:38:48 (GMT+09:00)
SERVICE MANUAL (COMMON)
ORIGINAL MANUAL ISSUE DATE: 2021.02
Conditions of Use:
(1) Please use this information only for the purpose of performing repair, maintenance and/or configuration services of the Sony products
(hereinafter the "Repair services") under the service agreement entered into with the Sony group company (hereinafter the "Service
agreement"). Using this information for any purpose other than the purpose described foregoing is forbidden.
(2) Only the Authorized Servicer's officers, employees or subcontractors (including their officers and employees) whose duties justify a need-to-
know and who have agreed to hold confidential this information (collectively hereinafter the "Permitted users") are permitted to access and
use this information. To disclose or disseminate to any person other than the Permitted users is forbidden.
(3) Destroy or erase any and all portion of this information promptly in an irrecoverable and secure fashion after achieving the purpose
described in Section (1) above.
(4) Do not copy, replicate, reproduce, alter, translate, transmit, sell, lease, or distribute this information in whole or in part without the prior
written permission of the author.
(Notwithstanding foregoing, it is permitted to copy and distribute this information to the Permitted users.)
(5) Please notify immediately any leakage, loss, theft, misappropriation, or other misuse of this information by e-mail to the following address:
somk-gcs-tissnexim-adm@jp.sony.com
(6) In addition to the above, the terms and conditions of the Service agreement shall be applied to using this information.
Revision of Information:
This information may be changed or updated at any time without any prior notice. Please confirm that this information is up-to-date before
using it.
GR1VH CHASSIS
Segment : AS
9-888-790-01
OLED TV
Sony EMCS (M) Sdn. Bhd., SHES-M
© 2021.02
SYS SET

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Summarization of Contents

Safety Notes
Warnings and Caution
General safety precautions for servicing personnel and handling the TV set.
Caution Handling of LCD Panel
Precautions for safely handling and repairing the LCD panel.
Caution for OLED Panel
Specific handling and care instructions for OLED panels.
Caution for Board Handling
Guidelines for safely handling circuit boards to prevent damage.
Safety Check-Out
Post-repair safety checks before releasing the set to the customer.
Leakage Test
Procedure and requirements for performing leakage current tests.
How to Find a Good Earth Ground
Methods for verifying a proper earth ground connection.
Self Diagnostic Function
Diagnostic Test Indicators
Explanation of Smart Core Red LED blinking codes for error diagnostics.
Self Diagnosis Service Menu
Instructions on how to enter and exit the self-diagnosis service menu.
Self Diagnosis Display
Explanation of the self-diagnosis display format and data.
Retry Limitation by Remote / Power Key
Details on retry limitations for error recovery via remote or power key.
Troubleshooting
Triage Chart
Flowchart to diagnose symptoms and identify potential defective parts.
No Power
Troubleshooting steps for 'No Power' symptom.
2x LED Blinking : Main Power Error
Troubleshooting guide for 2x LED blinking (Main Power Error).
3x LED Blinking : DC Alert
Troubleshooting guide for 3x LED blinking (DC Alert).
No Sound - Speaker
Troubleshooting steps for no sound related to the speaker system.
No Picture
Troubleshooting steps for a completely blank or no picture display.
Network Malfunction : Ethernet Wired
Troubleshooting steps for wired Ethernet network malfunctions.
Service Adjustment
How to Enter Service Mode
Step-by-step guide on how to access the TV's service mode.
Software Version
How to view software version details in service mode.
Serial Number Edit
Procedure for editing the serial number in service mode.
Model Number Setting
Steps to set or change the model number in service mode.
WB Adjustment
Guide for performing White Balance adjustment in service mode.
How to USB update
Instructions on how to update the TV's software via USB.
Diagram
Board Diagrams Overview
Block diagrams of major boards like BM5S, Main SoC, BE SoC, TSP, Power, Panel Tcon.
Connecting Diagram
Detailed connection diagram showing interconnections between boards.
Handling Guide
Panel Handling Guide - Rule
General rules for handling panels, indicating OK and NG actions.
Panel Handling Guide - Condition of P-MOD/SET
Visual guide on handling conditions for P-MOD and SET.
Panel Handling Guide - Unpacking
Step-by-step guide for safely unpacking the TV panel.
Panel Handling Guide - Caution
Cautions and warnings for panel handling to avoid damage.
Panel Handling Guide - Lifting
Guide on proper lifting positions and techniques for the panel.
Panel Handling Guide - Carrying
Guidance on correct carrying positions to avoid damage.
TV Set Handling Guide : On Working Table
Precautions and guidelines for handling the TV set on a working table.
TV Set Handling Guide : Lifting Up
Instructions for safely lifting the TV set.
TV Set Handling Guide : Carry
Guidance on proper carrying techniques for the TV set.

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