Epson EMP-7300, Руководство по обслуживанию

Страница: 100 / 110

4-3
REV.A
Figure4- 2
Upper case unit
Switch panel
Rear case unit
Projection lens unit
Lower case unit
Air filter frame
Lamp cover
Lamp inner housing
Foot adjuster A/B
Interface connectors
AC inlet
Attach the air filter frame, lamp
inner housing and lamp cover.
Start
Outside view
Turn off the power then remove power and interface cables.
−
Any transformation or crack are not presented.
−
Upper case is secured to the lower case with screws.(Refer to 3.2.3)
−
Dirt condition is not presented on the receptor window (front/rear) on
the Upper case unit.
−
Button switches should move in smoothly.
−
Switch panel is fixed on the upper case with four tabs.
−
Any transformation or crack are not presented.
−
Focus ring and zoom ring are adjustable.(move it in easily)
−
Dirt condition is not presented on the lens surface.
-Any transformation or crack are not presented.
−
Fixing screw on the Air filter frame is not loosen.
−
Tab on the Air filter frame is not transformed.
−
Dirt condition is not presented on the Air filter frame.
−
Dirt condition is not presented on the cooling fan.(cooling fan is located under the
Air filter frame.
−
Two of fixing screw on the Lamp cover are not loosen.
−
Tab on the Lamp cover is not transformed.
−
Any transformation or discoloration are not presented on the Lamp inner
housing frame and power cable connector.
−
Any damage or dirt condition is not presented on the reflector and
circumferences.
-Foot adjuster A/B should move in smoothly.
−
Any transformation or discoloration are not presented on the interface
connector. (Rust may cause discoloration.)
−
Any damage or dirt condition is not presented on the Socket
−
Discoloration is not presented on the connector terminal
−
Any damage or dirt condition is not presented on the Socket