Lamp power, Brightness control, Lamp power brightness control – Panasonic PT-DW8300U User Manual
Page 77: Projector setup menu, English, Brightness control gain, Brightness control setup

PROJECTOR SETUP menu
ENGLISH -
77
Settings
Note
Only when [DUAL] or [SINGLE] is selected in [LAMP
z
SELECT], [LAMP RELAY] is available
If [DUAL] is selected in [LAMP SELECT], only one lamp
z
is turned on for four hours after the set time.
The setting time will be the local time.
z
The time can be input directly using the numeral keys on
z
the remote control.
If the filter is running low, only one lamp will light even
z
when [DUAL] is selected. The lamps will light as normal
once the filter has been replaced and the residual filter
has been reset.
LAMP POWER
The luminance of the projection lamp can be changed
depending on user’s needs or the viewing conditions.
Press ▲▼ to select [LAMP POWER].
1 )
Press ◄► to switch [LAMP POWER].
2 )
The setting will change as follows each time
z
◄► is pressed.
HIGH
LOW
HIGH
Set when high brightness is
necessary.
LOW
Set when high brightness is not
necessary.
Note
When set to [LOW], it is possible to reduce power
z
consumption, reduce operating noise and extend lamp
service life.
BRIGHTNESS CONTROL
This projector has a built-in brightness sensor
for measuring the lamp power and a function for
correcting the screen brightness according to the
change in lamp power.
With this function, you can reduce changes in
brightness caused by aging of the lamps when
multiple screens are projected using multiple
projectors, or minimize any fluctuations in brightness.
J
BRIGHTNESS CONTROL GAIN
This function is used to adjust the brightness
when multiple screens are projected using multiple
projectors.
Press ▲▼ to select [BRIGHTNESS
1 )
CONTROL GAIN].
Press ◄► to adjust.
2 )
Operation
Adjustment
Adjustment
range
Brightness
Max. quantity
of brightness
control
Press ►.
Increases
Decreases
Maximum
value 100 %
Press ◄.
Decreases Increases
Minimum
value 20 %
Note
When using one projector, the maximum quantity of
z
brightness control is obtained by subtracting the value
of [BRIGHTNESS CONTROL GAIN] from 100 %. If the
[BRIGHTNESS CONTROL GAIN] is set to 100 %, the
maximum quantity of control is 0 % and the brightness
cannot be corrected using the brightness control function.
The brightness will not stabilize for 8 minutes after the
z
lamp is turned on. Make adjustments after at least eight
minutes has elapsed after the power is turned on.
The adjustment in [BRIGHTNESS CONTROL GAIN]
z
will be reflected in all of the image signals, internal test
pattern, and on-screen menu.
[BRIGHTNESS CONTROL GAIN] remains effective even
z
if [BRIGHTNESS CONTROL SETUP] is [OFF].
J
BRIGHTNESS CONTROL SETUP
This function is used to set the operation of the
brightness control.
Press ▲▼ to select [BRIGHTNESS
1 )
CONTROL SETUP].
Press
2 )
The [BRIGHTNESS CONTROL SETUP] screen
z
will be displayed.
Press ▲▼ to select [MODE].
3 )
Press ◄► to switch [MODE].
4 )
The setting will change as follows each time
z
◄► is pressed.
OFF
AUTO
PC
OFF
Brightness correction with the
brightness sensor is not performed.
AUTO
Brightness is corrected with the
brightness sensor. If lamp power
changes, screen brightness will correct
automatically.
PC
Nine or more projectors are operated
simultaneously using a computer and
the [Multi Projector Monitoring & Control
Software].