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EB-S01/W01/X14G/S11/X11/S02/S02H/X02/W02/S12/S12H/X12/W12/X14 EH-TW480
TROUBLESHOOTING ON OTHER ABNORMALITY
Error Status
Faulty part/part name
Lamp
Cable
Smoke/Abnormal odor
PS Filter
BA Unit
PS Filter
BA Unit
Abnormal noises
EX Fan
Lamp Fan
INT Fan
Operating parts
SEIKO EPSON
Troubleshooting
Cause
Burn on dust from heat.
Clean the area around Lamp to remove dust or the like.
Burn on cables from heat.
If burn on cables has occurred, replace them with new ones.
Burn on a circuit board from heat.
Replace PS Filter or BA Unit.
Pulse transformer is vibrating
Replace PS Filter.
abnormally.
BA Unit is vibrating abnormally.
Replace BA Unit.
Foreign material has stuck on a fan.
Clean the fan to remove foreign material.
Check if a fan touches other parts. In such a case, correct its
Fan is touching other parts.
installation.
Fan's impeller is broken.
Replace the broken fan with a new one.
Screws are loose or has been fallen
Tighten the screws or reassemble the parts.
off.
43
CONFIDENTIAL
Remedy
"3.3.2 Lamp (p60)"
• "3.3.11.2 PS Filter
• "3.3.11.1 BA Unit /
• "3.3.11.2 PS Filter
• "3.3.11.1 BA Unit /
• "3.3.10.1 TH Board
• "3.3.9 Lamp Fan
• "3.3.12.2 INT Fan /
Reference
(p94)"
SCI Cable (p93)"
(p94)"
SCI Cable (p93)"
(2) / EX Fan (p88)"
(p86)"
TH Board (1) (p99)"
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Revision C
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Troubleshooting
