Sony VPL-EX175 - User Manual

DATA PROJECTOR
VPL-EX100
VPL-EX120
VPL-EX145
VPL-EX175
REMOTE COMMANDER
RM-PJ7
SERVICE MANUAL
1st Edition (Revised 1)

Summary

Section 1 Service Overview

1-3. Disassembly

Provides step-by-step instructions for disassembling the projector unit into its components.

1-3-3. Main Board

1-3-7. Optical Block

1-3-12. Lens Assembly and S Prism Block Assembly

1-5. Service Mode (Network Volume) (VPL-EX145;EX175)

Explains how to access and use the service mode via a network connection.

1-5-1. Outline

1-5-2. Update Function

Details the firmware update function for projector main, sub, and network components.

1-5-3. Event Trace Function

Describes how to view event logs, including timer data, error logs, and mail reports.

1-6. Indicator Display

Section 2 Adjustments

2-1. Service Know-How

Outlines specific adjustments required after replacing key components like the S prism block or main board.

2-1-1. When the S Prism Block Assembly is Replaced

Details the V COM adjustment and main board data writing after replacing the S prism block.

2-1-2. When Replacing the Main Board

Lists steps for saving data, replacing the main board, and performing V COM/angle sensor adjustments.

2-2. Mechanical Adjustment

2-2-1. Polarizer Adjustment

Details the step-by-step procedure for adjusting the polarizers for optimal image display.

2-3. Electrical Adjustment

Describes various electrical adjustment procedures.

2-3-2. How to Enter the Service Mode

Provides instructions on how to enter and exit the projector's service mode.

2-3-3. V COM Adjustment

Details the procedure for adjusting the V COM settings for optimal color display.

2-3-4. Angle Detect Sensor Adjustment

Outlines the steps for adjusting the angle detect sensor for accurate image orientation.

2-4. Software Update

Explains the process of updating the projector's firmware.

2-4-1. Preparation

Lists the required software applications and tools for firmware updates.

2-4-2. Main (Scan Converter)

Details the procedure for updating the firmware of the main (scan converter) component.

2-4-3. Sub

Describes the firmware update process for the sub (microcomputer) component.

2-4-4. Ext (Network)

Outlines the firmware update procedure for the Ext (network) component.

2-5. Quick Access

2-5-2. Saving of 3 Dgamma;LookUpTable;Main Board Data

2-5-3. Saving of DDC Data

2-5-4. Saving of NVM Data

2-5-5. Writing of 3 Dgamma;LookUpTable;Main Board Data

2-5-6. Writing of DDC Data

2-5-7. Saving of NVM Data

Section 3 Troubleshooting and Circuit Description

3-1. Troubleshooting

Presents a flowchart to guide troubleshooting of projector problems.

3-2. Circuit Description

3-2-1. Main Board

Section 4 Spare Parts

4-2. Exploded Views

Sony VPL-EX175 Specifications

General

Resolution	XGA (1024 x 768)
Zoom Ratio	1.2x
Display Technology	3LCD
Projection Size	30 - 300 inches
Lamp Life	Up to 10, 000 hours (in ECO mode)
Lamp Type	UHP
Input Ports	HDMI, VGA, Composite, S-Video
Output Ports	1 x VGA
Noise Level	29 dB (eco)