Samsung QN55Q900RBFXZA Repair Manual

Table of Contents

Repair Guide

Basic Model

QN55Q900RBFXZA

Applicable Model

QN**Q900R*

Ver.1.0

Table of Contents

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For continued safety, do not attempt to modify the circuit board. Disconnect power before servicing. Discharge residual voltage.

Disconnect AC line cord before servicing. Use an accurate voltage meter. Check meter calibration periodically.

Inspect lead dress and protective devices after repair. Ensure leads are not pinched and hardware is secure.

Some parts have special safety characteristics. Substitute parts may create hazards. Product safety is under review.

Always unplug the unit's AC power cord before servicing. Disconnect DC Power Jack. Handle components and connectors carefully.

ESD devices are sensitive to static electricity. Follow techniques to reduce component damage caused by static electricity.

Follow safety reasons for carrying. Keep power cord away from heat. Do not place in poor ventilation areas. Ensure product stability.

Disconnect the LED TV from power. Follow directions carefully. Use Open Jig and Cushion to remove Rear Cover.

Remove screws from ASSY COVER P-OC BOTTOM. Use Open Tool to unlock corners. Turn One Connect Box upright and remove Top Cover.

Set TV into Factory Mode using IR Remote. Press Info -> Factory. Check 'Important Screen Info' in Factory Mode.