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Samsung QB75H-TR LH65QBHRTBC/CH, LH75QBHRTBC/CH, LH75QBHRTBC/UE, LH75QBHRTBC/XV Troubleshooting Guide, Testing the Product, Checking the Resolution and Frequency, Requirements Before Contacting Samsung Customer Service Centre

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Chapter 12

Troubleshooting Guide

"" Before calling Samsung Customer Service Centre, test your product as follows. If the problem persists, contact Samsung Customer Service Centre.

Requirements Before Contacting Samsung Customer Service Centre

Testing the Product

Check if your product is operating normally by using the product test function.

If the screen remains blank while the power LED blinks even when the product is correctly connected to a PC, perform product testing.

1Power off both the PC and product.2Disconnect all the cables from the product.3Power on the product.4If No Signal is displayed, the product is operating normally.If the screen remains blank, check the PC system, video controller and cable.

Checking the Resolution and Frequency

For modes that exceed the supported resolutions, the message "Not Optimum Mode" appears briefly.

Set the PC resolution by referring to Preset Timing Modes.

Contents

QB65H-TR QB75H-TR Recommended hours of use per day of this product is under16 hours •• An administration fee may be charged if either (b) you bring the unit to a repair center and there is no defect in the product (i.e. where you have failed to read this user manual) Table of contents Page Page Before Using the Product Safety Precautions Safety symbols Symbol Name Caution Installation Operation Page Page Cleaning Storage and Maintenance Cleaning the exterior and display Precautions Preparations Checking the Components Parts Parts Description Ports Port Tray Using the touch function Anti-theftLock To lock an anti-theftlocking device: Remote Control VOL To place batteries in the remote control (AAA x 2) Installing the Wall Mount Installing the Wall Mount Wall Mount Kit Specifications (VESA) VESA screw hole specs (A * B) in Standard Screw Using a touchscreen monitor Touchscreen monitor Read below before using the product Connecting the touchscreen monitor Connecting to a PC Connecting the devices using a HDMI cable Connecting the devices using a HDMI-DVIcable TOUCH OUT1, TOUCH OUT Configuring the touchscreen monitor settings Calibration Digitizer Calibration Tool Controlling the screen Touchscreen gestures Tap Drag Double tap Notes Connecting and Using a Source Device Before Connecting Pre-connectionCheckpoints Connecting to a PC Connection Using an DP Cable DVI/MAGICINFO IN DP IN DVI/HDMI/AUDIO IN Page Connecting to a Video Device Connecting to an Audio System Changing the Input source Open Open Applications Source Multiple Display Control Cable Connection RS232C Cable Pin Signal LAN Cable Pin No Standard Colour Signal Direct LAN cable (PC to HUB) Cross LAN cable (PC to PC) Connection Control Codes Viewing control state (Get control command) Controlling (Set control command) Command No Power control Volume control Input source control Screen size control Safety Lock Using MDC MDC Programme Installation/Uninstallation Installation Uninstallation Screen Adjustment Picture Mode Page Colour Temperature White Balance 2 Point 20 Point Settings 20 Point Gamma Calibrated value HLG / ST.2084 / BT.1886 Advanced Settings Advanced Settings Contrast Enhancer Medium Black Tone Colour Space Settings Colour Space HDMI UHD Color Motion Lighting HDR+ Mode Picture Options Picture Options Colour Tone Digital Clean View HDMI Black Level HDMI Black Level Film Mode Dynamic Backlight Dynamic Backlight Picture Mode Picture Size Settings Picture Size Settings Picture Size Fit to screen Zoom and Position Reset Picture OnScreen Display Screen Protection Screen Protection Auto Protection Time Screen Burn Protection Available Pixel Shift Settings and Optimum Settings Available Settings Optimum Settings Page Message Display Message Display Source Info MDC Message Immediate display Language OnScreen Display LanguageEnglish Reset OnScreen Display Sound Adjustment Sound Mode Sound Sound Mode Standard Balance Equaliser HDMI Sound Sound Output Auto Volume Reset Sound Network Network Status Open Network Settings Network Type Network Settings (Wired) Connecting to a Wired Network Automatic Open Network Settings (Wired) How to set up automatically Manual Open Network Settings (Wired) Getting the Network Connection Values How to set up manually Network Settings (Wireless) Connecting to a Wireless Network Automatic Network Setup (Wireless) Manual Network Setup (Wireless) Use WPS How to set up using Use WPS Server Network Settings Proxy server Device Name System Whiteboard Manager Start from Home Reset Interval Samba Add Samba Account Edit Samba Account Email USB Lock Accessibility Accessibility High Contrast Enlarge Start Setup Time Time Clock Set DST Power On Delay Power Control Power Control Auto Power On Max. Power Saving Network Standby Eco Solution Energy Saving Mode Screen Lamp Schedule Screen Lamp Schedule Schedule 1, Schedule Temperature Control Auto Power Off ID Settings ID Settings Device ID PC Connection Cable Change PIN Security Security Safety Lock On ·Power On Button Button Lock Page Page Reset System Game Mode Support Software Update Contact Samsung Update Now Reset All Troubleshooting Guide Testing the Product Checking the Resolution and Frequency Check the followings Installation issue (PC mode) Screen issue Page Sound issue Remote control issue Source device issue Touch function issues Other issue Page Question Answer Specifications Preset Timing Modes Model Name QB65H-TR / QB75H-TR Horizontal Frequency Vertical Frequency Pixel Clock Sync Polarity (kHz) Page Appendix Responsibility for the Pay Service (Cost to Customers) Not a product defect A Product damage caused by customer's fault Others Prevention of Afterimage Burn-in What is afterimage burn-in Recommended prevention practices Type FLIGHT : Licence