Samsung 530TFT, 530 TFT No Video of Alternate Vertical Line, No OSD, User Controls Don’t Work

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6 Troubleshooting

6-3 No Video of Alternate Vertical Line

One or more even or odd vertical lines do not display.

Does the waveform appearNo

6	at Pin 20 of CN301?
	at Pin 20 of CN301?
		Yes
		Yes

Replace IC311 or check its

related circuit.

WAVEFORMS

6CN301 #5~20

Replace LCD panel.

CH1 RMS = 1.18 V

6-4 No OSD

There is video but no OSD.

While pushing a front control

15button does any pulse appear

at Pin 12 of IC307?

Yes

Replace IC308.

No	Do sync signals appear at Pins 5
16

17and 10 of IC307?

Yes

Replace IC307 or check its

related circuit.

Check IC306 and related circuits.

WAVEFORMS

15IC307 #12

CH1 RMS = 2.2 V

16IC307 #5

CH1 RMS = 1.7 V

17IC307 #10

CH1 RMS = 4.3 V

6-5 User Controls Don’t Work

Does the DC level change at	No
Does the DC level change at
Pins 11 and 12 of IC401 when you


push the front panel button?
push the front panel button?

Check the buttons. (SW861 ~ SW866)

Yes

Go to 6-4 No OSD Display.

6-4	SyncMaster 33TFT/53TFT

Image 24

Contents Color Monitor Code No. BN68-60017A Precautions Safety PrecautionsProduct Safety Notices Servicing the LCD MonitorServicing Precautions Electrostatically Sensitive Devices ESD PrecautionsGeneral Servicing Precautions List of Abbreviations, Symbols and Acronyms Reference InformationAbbreviations DefinitionSymbols AcronymsAcronym Definition Product Specifications SpecificationsPin Assignments SyncTiming Chart ModeTiming 60 x Control and Connectors Operating InstructionsSyncMaster 331TFT/531TFT SyncMaster 330TFT/530TFT Microprocessor Controls and Functions OSD WindowPower Management System Audio AdjustmentsAudio Controls Function Effect of Control Movement NameDisassembly and Reassembly DisassemblyMain Body Disassembly Disconnect Power Cord and Signal CableStand Disassembly Page Replacement Order of Lamp Assemblies Replacement Order of Lamp Assemblies Reassembly Troubleshooting No PowerNo Video Waveforms No Video of Alternate Vertical Line No OSDUser Controls Don’t Work No Sound SyncMaster 330TFT/530TFT Headphones Don’t Work SyncMaster 330TFT/530TFT Microphones Don’t Work SyncMaster 330TFT/530TFTElectrical Parts List Main PCB PartsElectrical Parts List Code No CERAMIC,CHIP TA,CHIP LXB310T,SIC180,IN 105UH,20%,SMD,TAPING D105 IC-TTL IC-AUDIO AMP TR-SMALL Signal R-CHIP Chip Electrical Parts List R459 Sub PCB Parts FILM,MPEF FILM,PEFDIODE-SWITCHING IC-AUDIO AMP IC-POSI.FIXED REG COIL-CHOKE VR-ROTARY DIODE-ZENER Others LCDBlock Diagram Memo Semiconductor Lead Identification Parts Type no REF. noType no REF. no Wiring Diagram LCD Panel SmpsSchematic Diagrams DAC & IO Part Schematic DiagramSyncMaster 33*TFT/53*TFT 12-2 Zoom & FRC Part Schematic Diagram SyncMaster 33*TFT/53*TFT 12-4 Micom Part Schematic Diagram Sub Part Schematic Diagram 10. IC80312-7

330TFT, 531 TFT, 331 TFT, 530TFT, 530 TFT specifications

The Samsung TFT series, comprised of models like the 330TFT, 530TFT, 531TFT, and 331TFT, represents a significant advancement in display technology. These monitors cater to various professional and personal needs, featuring cutting-edge technologies and superior characteristics.

The Samsung 330TFT is designed for enhanced color accuracy and visual clarity. It boasts a resolution of 1280x1024 pixels, providing a sharp image quality that is essential for graphic design and photo editing. With an impressive contrast ratio, the 330TFT ensures deep blacks and bright whites, making it ideal for multimedia applications. The model also incorporates a quick response time, reducing motion blur during fast-paced visual content.

Next in the series, the 530TFT represents a remarkable upgrade, featuring a higher resolution of 1920x1080 pixels, paving the way for Full HD experiences. This model excels in brightness and color reproduction, utilizing advanced LED backlighting technology. Its wider viewing angles allow for comfortable use in multi-user environments, making it suitable for offices and collaborative spaces.

The 531TFT takes it a step further with enhanced connectivity options, including HDMI and DisplayPort, catering to modern setups that require versatility in connecting multiple devices. This model also prioritizes energy efficiency, incorporating eco-friendly materials and low power consumption features.

On the other hand, the 331TFT provides a cost-effective choice without compromising on quality. It features a solid build and reliability, making it an excellent option for budget-sensitive users. The display quality remains admirable, with vibrant colors and adequate brightness levels.

Lastly, the second iteration of the 530TFT model reiterates Samsung's commitment to innovation, incorporating artificial intelligence-powered enhancements for better adaptive brightness and color tuning. This model stands out with its sleek design, making it an aesthetically pleasing addition to any workspace.

In summary, the Samsung TFT series encapsulates a range of advanced features such as high resolution, excellent color accuracy, energy efficiency, and versatile connectivity options. Each model caters to different user needs, ensuring that both casual users and professionals alike can find the ideal display for their requirements in this robust lineup.