Epson EMP-7300, Руководство по обслуживанию

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3-1
REV.A
3.1 DISASSEMBLY AND ASSEMBLY PROCEDURES
This section explains how to disassemble the EMP-7300. The reassembly procedure
is the exact reverse of the disassembly procedure.
(1) Preparatory Procedure
1) Remove any ring, wrist watch, cuff buttons, or other metal accessories that are
likely to get in contact with the equipment.
2) Wear gloves.
3) Wear a wrist band and ground it. Place a ground mat.
4) Turn off the main unit and the host computer.
5) Unplug the power cord from the main unit and service outlet.
(Even if the power is off condition, back-up bias is regulated and supplied to the
circuit board when the power code is connected to the service outlet.)
6) Disconnect the interface cable from the main unit.
7) Clean the air filter, interface and case cover with a vacuum cleaner.
(2) Required tools and accessories
Prepare the tools and accessories listed in the table below.
Table3- 1 Tool requirement
Name Q.t.y Supply Use
Phillips screwdriver 2 1 Market Dissasemble the case and interiors
(-)Phillips screwdriver 1 Market Remove lamp cover and air filter cover
Tweezers 1 Market Unlock the FPC connnector on D.R board
Brush 1 Market Burush off the dust around fan
Vacuum cleaner 1 Market Clean the fan and filter
Paper wiper Some Market Clean the projection lens
Air blower 1 Market Clean the fan and filter.
Glove 1 Market Avoide finger injury
Wrist band,Groung map 1 Market Avoide electro ststic influence
(3) Limitation of disassembly (Optical engine handling)
The disassembly of the mechanical section is detailed in paragraph 3.2. The optical
engine is one replaceable part. When you order the maintenance parts or request our
repair service, perform works by the units listed in the table on next page. The optical
components listed in the table are required the mechanical alignment or electrical
correction in the control circuit. (writing the image adjustment data)