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