Vdwall LVP603 series User Manual - page 21
LVP603
LVP603
LVP603
LVP603 User
User
User
User’’’’s
s
s
s Manual
Manual
Manual
Manual
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LED
LED
LED
LED VIDEO
VIDEO
VIDEO
VIDEO PROCESSOR
PROCESSOR
PROCESSOR
PROCESSOR
21
10.
10.
10.
10. Factory
Factory
Factory
Factory district
district
district
district setup
setup
setup
setup
The following setups must be made by relevant qualified technicians or
follow the guidance of the plant technician. otherwise the incorrect and
improper operation will result to abnormal situation.
Item 28: “
Device
Device
Device
Device_Init
_Init
_Init
_Init”
””
”
After enter the No.27 Item from the No.26 Item, press “V1” for 5 times,
and then press “↑”move to the No.28 Item:
“
““
“Device
Device
Device
Device_Init
_Init
_Init
_Init”
””
”, click
“←
←
←
←” or “→
→
→
→” to select “Yes”, then click “Enter” to restore to the factory default
setup, and mention
“
““
“please
please
please
please power
power
power
power off
off
off
off &
&
&
& on
on
on
on again
again
again
again”
””
”, and then just follow the
instruction.
Item 29: “
Bias
Bias
Bias
Bias”
””
”
In order to decrease the noise on gray scale display, the LED display
system usually removes the lower gray scale one of all input signals, which will
cause the lose of the video information, especially in dark scene ,such as night
view.
LVP603
LVP603
LVP603
LVP603 can improve problems as follow mentioned by adjusting the
“
““
“ Bias
Bias
Bias
Bias”
””
”, whose limit ranging from 0 to 32. When losing the signal of dark scene,
you can restore the drop-out information to the LED display by increasing the
value.
Normally in order to keep the completeness of output signals, the
standard value is set as 0
0
0
0!
Item 30: “
Auto
Auto
Auto
Auto ADC
ADC
ADC
ADC”
””
”
After inputting the analog signal to the video processor who’s ADC has
not been revised, the picture on the display may appear some bad phenomena,
such as color cast, extreme-darkness. LVP603
LVP603
LVP603
LVP603 can overcome all of problems
by automatically revising white balance in terms of the input analog signals (AV,
and VGA). Figure below shows the method of
“
““
“Auto
Auto
Auto
Auto ADC
ADC
ADC
ADC”
””
”.
When switched to the corresponding analog input signal, the processor
will receive and output the signal to the LED display, then, get into the No.18
Item, press “ ←”or “ →” to select “ Yes”, at last, press “ Enter
Enter
Enter
Enter” to carry on auto
ADC.
Caution:
Caution:
Caution:
Caution: All
All
All
All video
video
video
video processors
processors
processors
processors have
have
have
have gone
gone
gone
gone though
though
though
though the
the
the
the auto
auto
auto
auto ADC,
ADC,
ADC,
ADC, please
please
please
please
use
use
use
use this
this
this
this item
item
item
item delicately!
delicately!
delicately!
delicately!