Sharp Notevision XG-NV7XU, Service Manual

Page: 19 / 110

19
XG-NV7XU
RESETTING THE TOTAL LAMP TIMER
When the lamp has been replaced, reset the total lamp timer in the following steps.
Resetting procedure
1. While holding down the “ENTER”, “ADJ.
"
” and “ADJ.
|
” keys on the set at the same time, turn on the POWER
ON key.
2. Now the total lamp timer is reset to zero. “0000H” appears on the screen.
Lamp
The lamp in this projector operates for approximately 1,500 cumulative hours, depending on the usage environ-
ment. It is recommended that the lamp be replaced after 1,400 cumulative hours of ues or when you notice a
significant deterioration of the picture and color quality. The lamp usage time can be checked with the On-screen
Display.
Problem
· Blocked air intake.
· Cooling fan breakdown.
· Internal circuit failure.
· Burnt-out lamp.
· Lamp circuit failure.
Possible Solution
· Relocate the projector to an area with
proper ventilation.
· Take the projector to your nearest Au-
thorized Sharp Industrial DLP Products
Dealer or Service Center for repair.
· Carefully replace the lamp.
· Take the projector to your nearest Au-
thorized Sharp Industrial DLP Products
Dealer or Service Center for repair.
Maintenance Indicator
TEMPERATURE
WARNING indicator
LAMP REPLACE-
MENT indicator
IrCOM
AUTO SYNC
GAMMA
FREEZE
UNDO
MENU LENS
MUTE
VOLUME
ON
OFF
INPUT
ENTER
TEMP.
LAMP
POWER
RESIZE ENLARGE
ENTER ADJ.
"
ADJ.
|
Condition
The internal
temperature is
abnormally high.
The lamp does
not light up.
CAUTION
»
Intense light hazard. Do not attempt to look into the aperture and lens while the projector is operating.
»
As the usage environment can vary significantly, the projector lamp may not operate for 1,500 hours.