Epson EH-TW2900 Service Manual page 29

EH-TW3500/4500/5500
Error code/error name
FN Fan error
SEIKO EPSON
Faulty part/part name
Elements for temperature control on
MA Board
MA Board are broken.
Troubleshooting
Cause
If the error continues after carrying out the remedies
above, replace the Optical Engine and MAB set
because they are broken.
29
CONFIDENTIAL
Remedy
• "3.3.8 Removing the MA Board
(assembly) (p68)"
• "3.3.9 Removing the Optical
Engine (assembly) (p75)"
MA Board
Optical Engine
Reference
Revision A