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EH-TW8000/TW9000/TW9000W
TROUBLESHOOTING ON OPERATION ABNORMALITY
Error Status
Faulty part / Part name
Remote Controller
RC Filter (Front Case)
RC Filter (Upper Case)
RCF Board / RCR Board
Operation using Remote
Controller cannot be made.
RC Front Cable
RC Rear Cable
MA Board
SW Board
SW Cable
Operation using Control Panel
cannot be made.
MA Board
SW Board
SW Cable
LED does not light.
(Power can turn on.)
MA Board
SEIKO EPSON
Troubleshooting
Cause
Batteries ran out.
Remote Controller is broken.
RC Filter at the front (Front Case) or
Clean Front Case or Upper Case. Replace Front Case or Upper
the rear (Upper Case) is dirty.
Case if not improved.
RC Board is broken.
Replace the broken RC Board.
Cable is not connected properly.
Cable is broken.
Elements for remote control on MA
Board are broken.
SW Board is broken.
Cable is not connected properly.
Cable is broken.
Elements for operation control on MA
Board are broken.
SW Board is broken.
Cable is not connected properly.
Cable is broken.
Elements for LED display on MA
Board are broken.
46
Remedy
Replace batteries with new ones.
Replace Remote Controller.
Connect the cable between RC Board and MA Board correctly.
Replace the cable.
If the error continues after carrying out the remedies above, the
related circuit on MA Board is broken, replace MA Board
(Optical Engine and MAB Set).
Replace SW Board.
Connect the cable to SW Board and MA Board correctly.
Replace the cable.
If the error continues after carrying out the remedies above, the
related circuit on MA Board is broken, replace MA Board
(Optical Engine and MAB Set).
Replace SW Board.
Connect the cable to SW Board and MA Board correctly.
Replace the cable.
If the error continues after carrying out the remedies above, the
related circuit on MA Board is broken, replace MA Board
(Optical Engine and MAB Set).
CONFIDENTIAL
Reference
---
---
•
"3.3.4 Front Case (p67)"
•
"3.3.5 Upper Case
(p68)"
•
3.3.14 RCF Board (p99)
•
3.3.6.1 RCR Board
(p73)
•
2.4.6 Cable Connection
and Projector's Status
(p51)
•
"3.3.6 MA Board
(assembly) (p70)"
•
3.3.14 RCF Board (p99)
•
3.3.6.1 RCR Board
(p73)
3.3.6.3 Optical Engine and
MAB Set (p75)
•
2.4.6 Cable Connection
and Projector's Status
(p51)
•
"3.3.6 MA Board
(assembly) (p70)"
•
"3.3.12.1 SW Board
(p95)"
3.3.6.3 Optical Engine and
MAB Set (p75)
•
2.4.6 Cable Connection
and Projector's Status
(p51)
•
"3.3.6 MA Board
(assembly) (p70)"
•
"3.3.12.1 SW Board
(p95)"
3.3.6.3 Optical Engine and
MAB Set (p75)
Revision A
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Table of Contents
Troubleshooting
