Sony Vario-Tessar T* E 16-70mm f/4 ZA OSS Lens - Manual (Page 47)

47 GB Indicators
Warning indication and remedies
If the indicators flash in a manner other than described above, unplug the AC power cord and make sure
the ON/STANDBY indicator turns off, then plug the AC power cord into the wall outlet and turn on the
projector.
If the problem still persists, consult with qualified Sony personnel.
Updating software The projector software is being updated.
Indicator status Number of flashes Meaning/Remedies
Twice The top cover is not properly attached.
Check the attachment of the top cover. If it has been loosened
due to a strong impact to the projector, consult with qualified
Sony personnel.
Three times The light source does not light properly.
Unplug the AC power cord and make sure the ON/STANDBY
indicator turns off, then plug the AC power cord into the wall
outlet and turn on the projector.
Twice The temperature in the projector is abnormal.
Perform the following.
 Check if the air filter is clogged, then clean or replace it
(page 48).
 Check if the ventilation holes (intake/exhaust) are not
blocked by the wall or an object and secure a sufficient gap.
 Check the ambient temperature and use the projector within
the range of operating temperature.
Indicator status Operating status Description
(Flashes in orange) (Off)
(Lights in red) (Flashes in red)
(Lights in red) (Flashes in red)
(Flashes in red) (Flashes in red)
Both indicators flash
If there is any problem or an error message
appears on the screen, refer to “Messages List” or
“Troubleshooting” in the Help Guide.