Eiki LC-XG210 service manual Optical Adjustments, Contrast adjustment, Before Adjustment

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■Optical Adjustments

Before taking optical adjustments below, remove the Cabinet Top and Main Board, if required, following to the “Mechanical Disassemblies”

Adjustments require a 2.0mm hex wrench and a slot screwdriver.

Note: Do not disconnect connectors K8E, K8F, K8G, K8J and K8K on the main board, because the projector can not turn on due to operate the power failure protection.

Contrast adjustment

[Before Adjustment]

- Input a 100% of black raster signal.

[R/G/B-CONTRAST ADJUSTMENT]

1 Loosen a screw A (Fig.1-1/1-2) on the polarized glass mounting base which you intend to adjust.

2 Turn the polarized glass mounting base as shown in Fig.1-1to obtain the darkest brightness on the screen.

3 Tighten the screw A to fix the polarized glass mounting base.

Repeat steps 1 to 3 for remaining polarized glasses.

A

Polarized glass

Fig.1-1

mounting base

R-Polarized Glass

 

Mounting Base

A

A

G-Polarized Glass

Mounting Base

AB-Polarized Glass Mounting Base

Fig.1-2

-20-

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Contents Effective from Reference NO. SM5110512-01Correction How to check Lamp Replace CounterLamp replace counter data Original Version Reference NO. SM5110512-00Contents Safety Instructions Safety PrecautionsSpecifications Adjustments after Parts Replacement Optical Adjustments Electrical AdjustmentsCircuit Protections FuseRecommendation Cabinet Top removal Mechanical DisassembliesCabinet Front-Top Audio Board removal AV, COM Board & Rear Panel removalCabinet Front removal D DSpeaker base removal Optical Unit removalFan & Motor removal Lamp Ballast Board removalLine Filter Board & Interlock SW removal Fans FN901, FN902 removalPolarized Glass-In removal Optical Parts DisassembliesProjection Lens removal Lever-A1Prism ass’y removal and disassembly 2Polarized glass and optical filter mounting directionIntegrator-In disassembly Relay Lens disassemblyRelay Lens Condenser Lens disassembly Optical Unit Top removalLocations and Directions Comes to the mirror sideImportant Notice on LCD Panel/Prism Assy Replacement LCD Panel/Prism Ass’y ReplacementLCD Panel/Prism Ass’y removal Procedure Lamp ReplacementHow to reset Lamp Replace Counter Reset the Lamp Replace Counter, see below explanationContrast adjustment Optical AdjustmentsBefore Adjustment Condenser Lens adjustment White b Moving of Slot B Moving of Slot DRelay Lens-Out adjustment Mirror adjustment White Moving of Slot B White b Moving of Slot DElectrical Adjustments IC808 is not defectiveVideo Center adjustment Circuit AdjustmentsFan Voltage adjustment Adjustment ConditionVideo Gain adjustment PC NRS adjustmentPedestal adjustment PC Black Level adjustment PCPedestal adjustment Video Luminance adjustment adjustment PCD Ref. Voltage adjustment Video D Input adjustment Video12 A/D Input adjustment Component Pedestal adjustment ComponentLuminance adjustment Video Video Gain adjustment ComponentWhite Balance adjustment Common Center adjustmentTest Points and Locations Service Adjustment Data Table Group 4 L3E07050 Group 6 TC90A69F IP Conversion Dnrynoiseth Dnrysense Dnrymotionth Group 21 MB40C348 Group 22 ICSdata Group 519 RGB PAL Gakaku Block DiagramsView Inputs & video signal processing stage IC4261A S&H LCD AV Board Main BoardMotor driving circuit Main Board Audio BoardControl Power supply & protection circuit FAN1No Power TroubleshootingAbnormality occurs on the power circuit No picture from DVI source No PictureNo picture from Video source No picture from all of sourcesLens Motor Problems No SoundControl Port Functions System Control & I/O Port Table IC801Control Port Functions Parallel I/O Expander IC1801, M66500FP Name Function Name PolarityIIC Bus DA Converter IC281, M62393FP Port Functions IIC Bus I/O Expander IC5581, M62320FP Port FunctionsIIC Bus DA Converter IC3291, M62398FP Port Functions IIC Bus DA Converter IC1501, M62399FP Port Functions IIC Bus DA Converter IC1531, M62399FP Port FunctionsIIC Bus DA Converter IC4881, M62393FP Port Functions Waveform Gvspw Tpgvs DHS Tpdhs DVS Tpdvs Cleaning Cleaning with air sprayIC Block Diagrams IC Block Diagrams BA7078AF SynC. Detector, IC7201 BA7655 Audio Pre-amp, IC001 IC Block Diagrams IC Block Diagrams M62392 D/A, IC3291 M62393 D/A, IC281, IC4881 M62399 D/A, IC1501, IC1531 ML60851 USB Driver, IC9801 IC Block Diagrams IC Block Diagrams TDA1517ATW Audio Output, IC031 Electrical Parts List Read Description in the parts listOUT of Circuit Board OUT of Circuit Boards Assemblied Boards610 308 1724 ASSY,PWB,MAIN MH7A Electrical Parts List Electrical Parts List Electrical Parts List Integrated Circuit Capacitor C145 403 283 POS-SOLID C343 403 164 MT-GLAZE Resistor Network MT-GLAZE 1K JA R239 401 2003 R3205 401 105 7909 R414 401 3901 R4829 401 105 7909 MT-GLAZE 3K FA Transformer Temp Sensor Board 610 302 6435 ASSY,PWB,AUDIO MC3A610 301 1950 ASSY,PWB,TEMP.SENSOR MC3A Board 610 303 4799 ASSY,PWB,A/V MC3BIC UPD78F9801GB-8ES-MC3A FILTER,EMI 25MHZ COM Board Front Board610 304 9502 ASSY,PWB,R/C Front MC3B 610 306 0279 ASSY,PWB,COM. MC3ABIC AD8185ARU C3081 403 164 0204 Control Board 610 303 4812 ASSY,PWB,CONTROL MC3BAccessories Key No. Part No DescriptionMechanical Parts List M15 M14Optical Parts L10 Focus Zoom100 L14 L22 L23 102 Mechanical Parts List 103 Key to better communications Canada
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LC-XG210 specifications

The Eiki LC-XG210 is a high-performance LCD projector designed for professional presentations and educational use. This projector stands out due to its impressive brightness, exceptional image quality, and versatile connectivity options, making it an ideal choice for a variety of settings, including classrooms, conference rooms, and auditoriums.

One of the primary features of the Eiki LC-XG210 is its remarkable brightness, with a lumen output of 3,200 ANSI lumens. This high brightness level ensures that presentations remain vibrant and clear, even in well-lit environments. Coupled with a native resolution of XGA (1024 x 768 pixels), the projector delivers sharp text and detailed images, making it suitable for displaying both graphics and video footage.

The LC-XG210 utilizes advanced 3LCD technology, which ensures accurate color reproduction and enhanced color brightness. This technology provides a wide color gamut, allowing users to enjoy rich and lifelike colors without any noticeable color distortion. The projector also features a high contrast ratio, contributing to deeper blacks and more vivid images, further enhancing the overall viewing experience.

Connectivity is a crucial aspect of the Eiki LC-XG210, and it excels in this area with a range of input options. It includes multiple VGA inputs, composite and S-Video inputs, as well as a USB port for easy connection to computers and other devices. This flexibility allows users to seamlessly switch between different sources without the need for additional adapters.

Additionally, the projector is equipped with a powerful built-in speaker that delivers clear audio, eliminating the need for external sound systems in smaller venues. Its lightweight and portable design make it easy to transport, enabling users to set it up quickly in various locations.

The Eiki LC-XG210 also boasts a user-friendly interface and advanced features such as automatic keystone correction, which simplifies the setup process by automatically adjusting the image to fit the screen perfectly. This projector is designed for reliability and longevity, evident in its long lamp life of up to 5,000 hours in eco mode, reducing maintenance costs and enhancing overall value.

In summary, the Eiki LC-XG210 is a versatile and powerful projector that combines high brightness levels, advanced LCD technology, and extensive connectivity options. These features make it an excellent choice for any professional or educational environment, ensuring outstanding image quality and reliability for diverse presentation needs.
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