Disassembly And Assembly Procedures - Epson ELP-3500 Service Manual

3.1 DISASSEMBLY AND ASSEMBLY PROCEDURES

This section explains how to disassemble the ELP-3500. The assembly procedure is the
exact reverse of the disassembly procedure.
Preparation
1. Remove any rings, wrist watch, cuff links, or other metal accessories likely to come
into contact with the equipment.
2. Wear gloves.
3. Wear a wrist band and ground it. Place a ground mat under the unit.
4. Turn off the main unit and the host computer.
5. Unplug the power cord from the main unit and service outlet.
6. Disconnect the interface cable from the main unit.
7. Clean the air filter, interface, and case cover with a vacuum cleaner.
Required Tools and Accessories
Prepare the tools and accessories listed in the table below.
Name
Phillips screwdriver 2
Flat blade (–)
screwdriver
Tweezers
Phillips screwdriver 1
Open wrench
(8 mm)
Set wrench
(1.27 mm)
Brush
Vacuum cleaner
Paper wiper
Air blower
Glove
Wrist band, ground
map
Table 3-1. Required Tools
Quantity Supplier
1 Commercial
1 Commercial
1 Commercial
1 Commercial
1 Commercial
1 EPSON
1 Commercial
1 Commercial
Some Commercial
1 Commercial
1 Commercial
1 Commercial
3-1
Use
Dissasembly of the case and interior
Removal of power connnector for light
To unlock the FPC connector on the driver
board
Removal of the optical unit
Removal of the foot adjuster
Focus alignment (optical unit)
To brush off the dust around fan
To clean the optical unit and filter
To clean the projector lens
To clean the optical unit
To avoid cuts
To avoid electrostatic effects