epson s3 projector manual

epson s3 projector manual

View our Privacy Information Statement By continuing to browse our website, you agree to our use of cookies. For more information on how we use cookies and how to manage your preferences go to Cookie Information. We delete comments that violate our policy, which we encourage you to read. Discussion threads can be closed at any time at our discretion. Service ManualBefore starting service on this unit, always check the EPSON website for additional up-to dateThe contents are as follows. PRODUCT SPECIFICATION (Part name, System function. Specification, etc.). THEORY OF OPERATION (Hardware, Internal connection. Function of units, etc.)APPENDIX (AS (After Service) menu)It fully complies with the rules of the Voluntary Control Council for Interference by Information Technology Equipment (VCCI). Accordingly, if this product is used in a residential area or placeNote the following precaution definitions:History. Date. Detail of change. Rev.A. Rev.BChange in P.4-15. Service memo. Make a note here of important technical information from Technical Information bulletins.Furthermore, do not place any tools or projector components on top of or underneath theFurthermore, do not leave theNote: These are simplified tests that can be carried out at a repair centre that is notCarry out testing in the order given below. Repair. Insulation resistance test. Ground continuity check. Illumination check. End. Safety inspectionsCheck Item. Insulation resistance check. Tool. Standard. Insulation ohmmeter. Insulation resistanceGround terminalDisplayConnect the black lead wire to the ground terminal. Connect the red lead wire to the line terminal. Connect the black lead wire (crocodile clip) to c inNext, insert the probe of the red lead wire into a.http://www.visionnegocios.com.br/admin/fckeditor/userfiles/draper-torque-wrench-manual.xml

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Set the measure switch to LOCK, and then measure theCheck that the insulation resistance after 1 minute isNext, measure the insulation resistance at (2) (betweenMeasure switchPower supply linesRange selectionProjector AC inletBecause high voltage (500 V) is present,Computer IN connector. Exposed metal part of projectorCheck Item. Multimeter. Should be no resistanceDisplaySet the range selection switch to. Connect the black lead wire to the COM terminal. Check that the resistance at (1) in the diagram below isPower supplyRange selection switchTerminalsComputer IN connector. Exposed metal part of projectorFurthermore, if there is any noticeable discoloration on the powerLocked. UnlockedLockedGuide, especially projector operation.Furthermore, information regarding matters such as technical changes to the projectorChapter 2 Theory of OperationChapter 3 TroubleshootingSW1 Light Shade Sheet, SW Board Assy, SW Cable, and Upper Case SheetFan (BG0703-B044), and Intake Fan (BG0703-B044-00L-E1)4-24Lamp Cover Detection Switch, and Inner Exhaust Duct4-28Chapter 5 AppendixChapter 1 Product SpecificationsThe EMP-S3 is a B4-sized portable projector that is the smallest and lightest in its class. ItCompact and lightweight. Brilliant, attractive images. The Projector employs a high-luminance lamp assembly (UHE-135W) and an optical blockFull-color, high-resolution capabilities. The projector has three transparent LCD panels (R, G and B), each with 480,000 pixels whichQuiet operation. Operating noise at low brightness is only 28 dB. Brief cool-down period (Instant-Off function). Cool-down is completed in just a few seconds when turning the projector power off. Easy to Operate. The accessory remote control can be used for operations such as Freeze, E-Zoom, Effect. Direct Power-ON. The projector is automatically turned on when an AC connector is plugged in. Password Protect function.http://koppeika.ru/userfiles/drascombe-driver-manual.xml

Activating the Password Protection Function prevents unauthorized persons from using theVertical keystone correction. This function allows users to correct vertical image distortion easily. Color mode function. The images can be projected at the optimum image quality for the projecting environment byThe Search button on the remote control and the Source Search button on the control panel allowWhile the projector is detecting a source,Instant-Off Function. This lets the user to turn the projector off quickly by reducing the cool-down period. When the. Power button on the remote control or the control panel is pressed, the lamp is turned off andThe fans stops soon after the beepFan Speed Switch Function. When using the projector at high altitude (higher than 2,000 meters above sea-level), the fanSelect High for the Fan Speed in the Extended Menu to increase theImage Shift Function. This allows the user to adjust the image position without moving the projector. The imageThis function is useful when it is difficult toAfter correcting keystone distortion and adjusting the zoom, a screen to select the image position is displayed. The user can select one of nine image position settings on the screen.Lamp cover. Security lock ( ). Control panel. Focus ring. Remote controlAir exhaust vent. Front adjustable foot. Lens cover. Foot adjust lever. Figure 1-1. Main Unit Front. Lens cover tetherAir filterCeiling mountFigure 1-2. Main Unit BottomS-Video port. USB port. Monitor Out port. Video port. Remote control light-receiving area. Power inlet. Speaker. Rear adjustable foot. Audio input. Figure 1-3. Input and Output Connectors. Automatically adjusts analogue RGB images from computers and RGB video images to the optimum images. If a configuration menu or help screen is displayed, itDisplays and closes the configuration menu. Turns the projector power on or off. Stops the current function. Displays the previous screen or menuIndicators.

The colour of the indicators and whetherDisplays and closes the help, whichThe input source is automatically searched for in the following order, and the input image from the connectedAdjusts the image size. If a configuration menuComputer port. Press to correct keystone distortion. If a configuration menu or help screen is displayed, itS-Video port. Figure 1-4. Control PanelControl Panel. Upper case unit. MA Board. Lamp Assy. Optical Engine. TH Board. IF unit. Lamp lid detection switch. Safety Switch. Exhaust Fan. Power Supply Fan. Power Supply Unit. Intake Fan 1. Intake Fan 2. Figure 1-5. Major Internal ComponentsRemote control light-emitting area. Outputs remote control signals. Turns the projector power on and off. When using the remote control as a wirelessWhen a configuration menu or help menuWhen the wireless mouse function is activated, tilting this button moves the pointerAccepts a menu or help item or displays theActs as a mouse left-click when using theStops the current function. Displays the previous screen or menuActs as a mouse right-click when using theThe audio and video are turned on or offImages are paused or unpaused each timeThis is used when entering and changingDisplays and closes the configuration menu. Press to indicate part of an image being projected as part of a presentation. Switches to images from the correspondingEach time this button is pressed, it displaysAutomatically adjusts and optimises analogue. RGB computer video signals. Adjusts the sound volume. Numeric buttons. Use these buttons to enter a password whenThe next input source is searched for automatically in the following order and the image input from the connected equipment is projected each time this button is pressed. Changes the colour mode. When you press the button, theComputer port. S-Video port. When Component videog, Composite videog or S-Videog signals are being projected, the Aspect ratio changes each timeVideo port. Figure 1-6. Remote ControlProjection System.

RGB Liquid Crystal Shutter Projection. Projection MethodProjection lens. Lamp. SizeDriving Method. Poly-silicon TFT Active Matrix. Pixel NumberNative ResolutionStripe. Type. Manual focus. F-numberZoom RatioOffsetOptical SystemScreen Size (Projected Distance). High BrightnessLow BrightnessColor Mode: Game, Zoom: Wide). Brightness. ContrastBrightness UniformityColor Reproduction. Full-Color (16.77 million colors). Sound OutputColor ModeVideo. Sports, Presentation, Theatre, Game, sRGB, Black Board. Pixel Clock. Effective Scanning. Frequency Range HorizontalVerticalAdjustment. Function. Tilt Angle. Keystone. Correction. Other FunctionsProtected (Security function), Direct ONPerformance. Input Signal. NativeSignal Type. Separate signal. Video Signal. Sync. Signal. Sync-on-green (negative, 0.3 Vpp). Audio Signal. Input Terminal. Output Signal. Video. Mini D-sub 15 pin x 1 (Blue). Audio. Signal Type. Not analog-RGB standard level. Video Output Terminal. Mini D-sub 15 pin x 1 (Black). Display Performance. NTSC: 550 lines, PAL: 550 lines. Depending on observation of the multi-burst pattern). Video Standard. S-Video (Luminous 0.714 Vpp, Chrominous 0.286 Vpp, 75 ?). Composite Video: RCA (Yellow) x 1. S-Video: Mini DIN. Component Video: Mini D-sub 15 pin (Blue)Video-RGB: Mini D-sub 15 pin (Blue)Audio. USB connector series B x 1Operating Temperature. Cool-down period. A few seconds (Instant-Off ). Start-up period. About 5 seconds. Power Supply Voltage. Power. Consumption. DimensionMaximum DimensionWeight. Fan Noise. Accessories. OptionsHigh BrightnessLow BrightnessPower CableComputer CableRemote ControlBattery. AAA battery x 2. Audio AdaptorPassword Protect stickerSoft Carrying CaseLamp, Air filter, Soft carrying case (for a computer), Screen. Image Presentation Camera, Ceiling mount kitFigure 1-7.Signal Name. Pin No. Signal NameSignal Name. Signal NameSignal NameSignal NameSignal NameUnit: mm. Figure 1-8. External DimensionsFigure 1-9.

External DimensionsChapter 2 Theory of OperationThe hardware for the EMP-S3 can basically be divided into two sections: the optical engineThis section of the manual describes functions of the major hardwareThe components and unit in the dotted frame shown in the diagram below make up an opticalFigure 2-1. Overview of Display Operation. Video signals or. S-Video signals are provided to the MA Board from the CVBS input or S-Video port. Analog signals are converted to digital signals at the MA board.The connectors for the components and Main (MA) board are shown in the following diagram. Figure 2-2. MA Board ConnectorsBufferVol Control,MuteFrame Memory. Resizing. Frame Rate Conversion. Color Space ConversionNewly added partCircuitThermisterThe control circuits are illustrated in the following block diagram. Figure 2-3. Control Circuit Block Diagram. Revision:BThe optical system consists of four components: the Lamp Assys., the Light Guide Unit, the. Panel-on-Prism (POP) Unit, and the projection lens. These four components together are calledProjection lens (focus). Light Valve (B). POP Unit. Light Valve (R). Light Valve (G). Light Guide Unit. Figure 2-4. Optical Engine. Figure 2-5. Optical Engine Functional DiagramThese components are assembled and adjustedDisassembly will cause colorTable 2-1. Component Name. POP Unit and Projection lensThe Light Guide Unit disperses the light from the light source viaThe Panel-on-Prism (POP) Unit, which incorporates the Light. Valves, controls the intensity of the distributed components of the. RGB light. The prism unit then integrates the RGB light andThe Lamp Assy. is comprised of the Lamp (UHE-135W) and Ballast Power Supply Connector. The Ballast Power Supply Connector is used to supply the AC voltage from the ballast unit forThe lamp is fastened to the bottom of the projector body with 2 screws. The lamp is a consumable part, and is to be replaced as the luminance of the Lamp Assy.Ballast Power Supply Connector. Figure 2-6.

The Lamp may be replaced at any time. Replace the Lamp Assy.The cumulative operating time for the Lamp Assy. MA board. When the lamp is replaced, the lamp timer should be reset using the Reset Lamp. Timer function in the Reset menu. Check the Lamp Time in the About menu to confirm thatFigure 2-7. Lamp Assy. Control CircuitThe MA board processes the core circuit controls for the projector, including interface control,The MA board also contains an imaging processor (PW465), EEPROM, digitizers (ADC andFigure 2-8. MA Board Top. Figure 2-9. MA Board BottomDigitalization control of the picture signalFrequency transformation control. Transforms the picture signal into the appropriate signals to drive the R, G and B LCD panels. On screen display. Displays the menu and other information overlaid onto the input picture signal. Remote control. Receives and decodes IR signals from the remote control and supplies control signals to various MA board circuits. Mouse control. Converts pointer information contained within the remote control signals into mouse signals in. Lamp control. Controls the ballast and lamp illumination. LED control. Controls the display characteristics of the LEDs that indicate the power, temperature and operational status of the projector. Cooling control. Measures temperature and controls the speed of the fan. Power supply control. Controls low-power consumption, sleep and stand-by modes.The MA board includes interface connectors for external devices such as video equipment. The MA board is equipped with the following connectors. Computer port. Remote controlMonitor Out port. Figure 2-10. IF Board External Connectors. Component Video (Output)Figure 2-11. MA Board Block DiagramAC Inlet. Figure 2-12. Power Supply Ballast UnitAC InputEMI Filter. Ballast outputDC outputSecondary Power Supply. Figure 2-13. Power Supply Circuit Block Diagram. Fuse. EMI filter circuit:Eliminates interference from the AC power supply input.

The output cable of the power supply unit is connected to CN2000 on the MA board. It allowsRegulator. No fluctuations in output potential occur as a result of loadTable 2-2. Output voltage. SignalOutputVoltage accuracy. RippleSpikeOutput current. StandbyBallast 380 VDC 360-400. OutputMinThe power supply fan reduces the internal heat in the power supply unit. The heated air discharged from the power supply unit is then exhausted with the exhaust fan connected to. CN1004 on the MA board.Power Supply Connector (connected to CN2000 on the MA board) Pinout DefinitionSignal name. Signal nameThe Remote Control (RC) board is equipped with sensors that detect (receive) infrared signalsThe two RC IR sensors are mounted on the front and rearRear IR Receiver Sensor. Front IR Receiver Sensor. RC Board. Figure 2-15. RC Receiver Sensor. The output signals (serial data) received by the sensors are sent to IC501 (PISCES2) on the. MA board. The MA board uses the serial data received from the remote control buttonThe remote control function is illustrated in Figure 2-16. Figure 2-16. Remote Control Circuit Block DiagramThe projector has a single 1 W built-in speaker that is at the rear of the projector. It can be used for monaural output of the sound that is input to the projector from a host computer or video source. The signal from the computer or video source is amplified by the audio control circuits on the. AV board and then output to the built-in speaker through connector CN1701. Figure 2-17. Speaker. The following diagram illustrates the circuits that control the speaker. Audio input portMuteThis projector is equipped with the devices shown in the table below in order to protect theTable 2-3. Location. Lamp lid detection switch On the Exhaust Duct Inner. TH board. On the Exhaust Duct Inner. On the side of the Exhaust. Duct Inner. Interrupts AC power when thePrevents overheating around the. Lamp Assy. Turns the lamp offPrevents overheating around the. Lamp Assy.

Interrupts the ACLamp Lid Detection Switch. This switch is located on the Inner Exhaust Duct and connected to the lamp lid latch on theThis lid is opened only when the operator is replacing the Lamp Assy. The switch is providedThe lamp lid detection switch is connected to CN900 on the MA board. When the lamp lidLamp Lid Detection Switch. Figure 2-19. Lamp Lid Detection SwitchThe TH Board is attached to the Inner Exhaust Duct to detect the temperature of the lamp section. To prevent damage to the surrounding components from overheating, the power save controller on the MA board first provides a warning indication through the temperature indicator. LED, and stops the output of the ballast when the temperature rises above a given level. Figure 2-20. TH Board. This is a backup overheating prevention switch mounted on the side of the Inner Exhaust Duct. If overheating occurs around the Lamp Assy.The Safety Switch is provided asSafety Switch. Figure 2-21. Safety SwitchBased on the measurement results, the CPU controls fan operationsTable 2-4. Temperature Sensors. Condition. Warning Indicator. Meaning. Normal temperature. Off. Warning temperature. Flashes orange. Abnormal temperature. Steady red. Internal error. Flashes red. Normal operation in progress. If temperature rises any higher, projectionOverheating (no projection). Problem with fans, thermistors or temperature detection circuit. See Section 2.8.2 for more information on fan operation, and Section 2.9 for more informationThere are four cooling fans inside the projector. These fans discharge heated air produced byIntake fan 1. Intake fan 2. Figure 2-22. Fan LocationsPW busExhaust FanSupply FanThe MA board is connected to the Lamp Thermistor. The driver CPU controls the operation ofThe signals output by IC1100, the driver CPU on the MA board, are used to change the outputIf the feedback signal indicates a condition that the.

CPU does not expect, the CPU determines that there is an abnormality in the operation of theFan OperationExhaust Fan. Operates at a constant speed from power-on. The rotating speed is adjusted according to presetTurns on the power supply fan and starts to operate at lowThe intake and exhaust fans start to operate at low speed 0.5 seconds before turning the lampWhen the lamp is turned off, the fans operate for a few seconds to cool the projector.The MA board has three LEDs that indicate the operating status of the projector. The status indicators are located on the upper case unit. Temp indicator.