Epson EMP-1825 Service Manual page 26

EMP-1825/EMP-1815/EMP-1810
Indicator Status
Red Red
Fan Error
Sensor Error
High Temp Error
(overheating)
Red Red
Lamp problem
Lamp failure
Lamp cover is
open
SEIKO EPSON
Table 3-2. LED Indicator Status (Error)
Projector
Status
[Status]
Abnormality is detected from any of the fans or the sensors
mounted on the projector. (Fan's abnormality: irregular revolu-
tion/disconnection, Sensor's abnormality: irregular value
detected/disconnection)
[Remedy]
Check the connections between the fans/sensors and the MA
board. If the same error occurs after improvement, replace the
Optical Engine and MAB set because the MA board is broken.
(refer to
/ 4.4.1 "Removing the Optical Engine and MAB (1) (MA
Board Assy.)" (p. 20)
and MAB (2) (Optical Engine)" (p.
[Phenomenon]
The lamp turns off automatically, and the projection stops. Left
the projector for 5 minutes untouched, it switches to the
standby mode.
[Status]
The internal temperature rises over the specified level. (The TH
sensor detects overheating.)
(refer to
[Remedy]
Check the Air Filter's condition (dirt accumulation, clogging)
When clogging or the like is found, clean/replace the filter.
(refer to
[Status]
Abnormality occurs to the lamp and the ignition/illumination
processes fail, or the Lamp Lid is not securely closed.
[Remedy]
Check the following one by one. After checking and improv-
ing, turn on the power again and check if the same error occurs
again.
• Whether the Lamp Lid is securely fixed. Check the Lamp
Lid, and fix it securely if it is loose/open.
• Whether the lamp is securely fixed. Check the lamp and fix it
securely if it is loose.
• Whether the lamp is broken/damaged. Take out and check the
lamp for damage. If the lamp is not cracked: Re-fit the lamp
and turn on the power. If the error continues, replace the lamp
with a new one. If the lamp is broken/damaged, replace it
with a new one.
(refer to
• The Air Filter's condition (dirt accumulation, clogging)
When clogging or the like is found, clean/replace the filter.
(refer to
When using the projector at an altitude of 1500 m or more, set
"High Altitude Mode" to "On"
Problem and Remedy
3.2.2 "Cable Connection and Projector's Status" (p. 6)
/ 4.4.3 "Removing the Optical Engine
3.3.2 "Abnormality Check" (p.
4.3.2 "Removing the Air Filter Assy." (p.
4.3.1 "Removing the AS Lamp Unit" (p.
4.3.2 "Removing the Air Filter Assy." (p.
3-4
CONFIDENTIAL
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Revision:C