Lamp Power; Brightness Control - Panasonic PTDZ8700U - DLP PROJECTOR Operating Instructions Manual

Note
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Only when [DUAL] or [SINGLE] is selected in [LAMP
SELECT], [LAMP RELAY] is available
z
If [DUAL] is selected in [LAMP SELECT], only one lamp
is turned on for four hours after the set time.
z
The setting time will be the local time.
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( page 84)
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The time can be input directly using the numeral keys on
the remote control.
If the filter is running low, only one lamp will light even
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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 )
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The setting will change as follows each time
◄► is pressed.
HIGH
Set when high brightness is
HIGH
necessary.
Set when high brightness is not
LOW
necessary.
Note
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When set to [LOW], it is possible to reduce power
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
Press ►.
Press ◄.
Note
z
When using one projector, the maximum quantity of
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.
z
The brightness will not stabilize for 8 minutes after the
lamp is turned on. Make adjustments after at least eight
minutes has elapsed after the power is turned on.
z
The adjustment in [BRIGHTNESS CONTROL GAIN]
will be reflected in all of the image signals, internal test
pattern, and on-screen menu.
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[BRIGHTNESS CONTROL GAIN] remains effective even
LOW
if [BRIGHTNESS CONTROL SETUP] is [OFF].
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BRIGHTNESS CONTROL SETUP
This function is used to set the operation of the
brightness control.
Press ▲▼ to select [BRIGHTNESS
1 )
CONTROL SETUP].
2 ) Press <ENTER> button.
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Press ▲▼ to select [MODE].
3 )
Press ◄► to switch [MODE].
4 )
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OFF
OFF
AUTO
PC
PROJECTOR SETUP menu
Adjustment
Max. quantity
Brightness
of brightness
control
Increases Decreases
Decreases Increases
The [BRIGHTNESS CONTROL SETUP] screen
will be displayed.
The setting will change as follows each time
◄► is pressed.
AUTO
Brightness correction with the
brightness sensor is not performed.
Brightness is corrected with the
brightness sensor. If lamp power
changes, screen brightness will correct
automatically.
Nine or more projectors are operated
simultaneously using a computer and
the [Multi Projector Monitoring & Control
Software].
Adjustment
range
Maximum
value 100 %
Minimum
value 20 %
PC
77
ENGLISH -