3-14
EMP-S4
SEIKO EPSON
Revision:B
3.2.9 Other
START
Is the projector making
abnormal noise
?
Is the projector overheating
?
Are there any image
problems
?
Is there any abnormal
odor or smoke
?
Check for any objects around the Exhaust Fan, Intake Fan and Power Supply Fan.
The cause might be a malfunction of the power supply unit (pulse transformer
vibration, etc.).
Malfunction of the
L
amp Thermistor or Safety Switch.
Malfunctioning or dirty Exhaust Fan, Intake Fan or Power Supply Fan. Clean
or replace as necessary.
Dirty air filter.
Malfunction of the Optical Engine.
Malfunction of Optical Engine
Malfunctioning or dirty
L
ight Guide Unit (lenses, mirrors, etc.).
Dirty Projection
L
ens.
Malfunctioning or dirty
L
ight Valve. Replace the Optical Engine and MA Board.
Charring of cables due to excessive heat. Replace any damaged cables and
resolve the overheating problem.
Dust burning due to heat. Make sure the air filter is not damaged, and check for
excessive heat.
Yes
N
o
Yes
N
o
Yes
N
o
Yes
Содержание EMP-S4
Страница 1: ...Service Manual Data Projector EMP S4 ...
Страница 13: ...Chapter 1 Product Specifications ...
Страница 25: ...1 13 EMP S4 SEIKO EPSON Revision B 1 5 External Views Figure 1 8 External Dimensions Unit mm ...
Страница 26: ...1 14 EMP S4 SEIKO EPSON Revision B Figure 1 9 External Dimensions Unit Inch ...
Страница 27: ...Chapter 2 Theory of Operation ...
Страница 49: ...Chapter 3 Troubleshooting ...
Страница 63: ...Chapter 4 Disassembly Assembly ...
Страница 97: ...Chapter 5 Appendix ...
Страница 102: ...5 6 EMP S4 SEIKO EPSON Revision B ...