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General| Resolution | 1024 x 768 (XGA) |
|---|---|
| Contrast Ratio | 500:1 |
| Display Type | LCD |
| Zoom Ratio | 1.2x |
| Aspect Ratio | 4:3 |
| Projection Size | 30" to 300" |
| Input Ports | VGA, Composite, S-Video, HDMI |
| Output Ports | VGA |
| Display Technology | 3LCD |
| Lamp Life | 2000 hours (Normal mode), 3000 hours (Eco mode) |
| Lamp Type | UHP |
| Throw Distance | 1.2 m |
| Power Consumption | 280W |
General safety rules to be followed during projector servicing.
Importance of using specified replacement parts for product safety.
Warnings for service personnel regarding lamp replacement, UV radiation, and hot components.
Protection mechanism that turns off the projector when internal temperature rises.
Location and type of the internal fuse, and procedure for replacement.
Automatic shutdown due to high temperature, fan failure, or power supply issues.
Step-by-step guide for safely replacing the projection lamp assembly.
Steps to remove the top cabinet and cooling fans.
Procedures for removing the front cabinet, various boards, fans, and speaker.
Steps to remove power-related boards, filter, ballast, and thermal switch.
Procedures for removing optical unit, sub-power, MCI board, fans, and noise filter.
Procedure for removing the LCD panel and prism assembly.
Table indicating necessary adjustments after replacing specific parts.
Procedure to adjust contrast by manipulating polarized glass mounting bases.
Steps to adjust the integrator lens assembly for color uniformity.
Procedure to adjust the relay lens assembly for color uniformity.
How to enter and navigate the service adjustment menu.
General caution about factory adjustments and potential performance issues.
Diagram showing test points and component locations on the main board.
Table of initial values for service adjustments stored in memory IC.
Block diagram showing the overall layout of major ICs and their interconnections.
Block diagram illustrating the system control circuit and its I/O functions.
Block diagram of the power supply and protection circuits, including voltage rails.
Block diagram detailing the fan control circuit and its interconnections.
Table correlating indicator lights with projector states and troubleshooting actions.
Symptoms and checks for power-related issues when no LEDs light up.
Flowchart to diagnose and troubleshoot 'No Picture' issues based on input sources.
Troubleshooting steps for diagnosing 'No Sound' issues related to audio circuits.
Table detailing the I/O port functions, signals, and descriptions for IC301.
Table of I/O port functions for the I/O expander IC1801.
Pin functions and actions for the IIC Bus DA converter IC3531.
Diagram showing the physical location of assembled boards and out-of-circuit components.
Diagram showing the location of cabinet parts.
Diagram showing the location of integrator lens-in and relay lens-out assemblies.
Diagram showing the location of the prism and LCD panel assembly.
Reference to schematic diagrams for chassis No. MY5-XU8600.
Reference to printed wiring board drawings for chassis No. MY5-XU8600.
Schematic diagram for the line filter section.
Schematic diagram for the power factor correction circuit.
