Epson EB-S01 Service Manual page 35

EB-S01/W01/X14G/S11/X11/S02/S02H/X02/W02/S12/S12H/X12/W12/X14 EH-TW480
TROUBLESHOOTING FROM THE ERROR CODE ON COOLING SYSTEM ERRORS
Error code/error name
TH Overheat error
FN Fan error
SEIKO EPSON
Faulty part/part name
Air Filter Air Filter is clogging.
TH Board is broken.
TH Board (1)/(2)
TH Cable is not connected properly.
TH Cable
TH Cable is broken.
Vent's status became worse. (dirt
Exterior Parts
accumulation/clogging/deformation)
Elements for temperature control on
MA Board
MA Board are broken.
The fan cable is not connected
properly.
The fan cable is broken.
EX Fan
Blades are broken.
Lamp Fan
INT Fan
Revolutions of the fan has become
abnormal.
Accumulation of dust has occurred on
the fan.
Elements for temperature control on
MA Board
MA Board are broken.
Troubleshooting
Cause
Clean Air Filter. Replace it if not improved.
Replace the broken TH Board.
Connect the cable to MA Board correctly.
Replace the broken cable.
Clean the vent to remove the foreign material.
Replace the parts with deformed vent.
If the error continues after carrying out the remedies
above, the related circuit on MA Board is broken, so
replace MA Board.
Connect the fan cable correctly.
Replace the Fan with the broken cable with a new one.
Replace the fan with the broken blades with a new one.
Replace the abnormal fan.
Clean the fan with foreign material to remove it.
If the error continues after carrying out the remedies
above, the related circuit on MA Board is broken, so
replace MA Board.
35
CONFIDENTIAL
Remedy
"3.3.1 Air Filter (p59)"
• "2.4.6 Cable Connection
and Projector's Status
(p46)"
• "3.3.6 MA Board
(assembly) (p74)"
• "3.3.10.1 TH Board (2) /
EX Fan (p88)"
• "3.3.12.1 IR Board
(p97)"
• "3.3.5 Upper Case
(assembly) (p62)"
• "3.3.13 Lower Case
(p101)"
"3.3.6 MA Board (assembly)
(p74)"
• "3.3.10.1 TH Board (2) /
EX Fan (p88)"
• "3.3.9 Lamp Fan (p86)"
• "3.3.12.2 INT Fan / TH
Board (1) (p99)"
"3.3.6 MA Board (assembly)
(p74)"
Reference
Revision C