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Extron • System 4
xi
Switcher Series • User’s Manual
Chapter 3 • Using the System 4
xi
Front Panel
BREAKAWAY
The Breakaway button allows the audio and video signals to be separated
from (Breakaway) or combined with (Follow) each other to the output. There
are three choices: Video & Audio, Video only or Audio only. The current
condition is displayed in the LCD panel by arrows on the left side.
_ In Executive mode (explained later) audio always follows video.
AUDIO MUTE
This button allows the audio to be muted (temporarily turned off). When
Audio is muted, the LCD panel alternately displays the word "Muting" and
then the current dB level.
MENU CONTROLS
The Menu Control buttons are used with the LCD screen to display and
make changes to system settings.
_ The Up and Down buttons are used to change a selection or a value
in the LCD display.
____ The Tab button is used to step from one selection point to the next
on the LCD display.
(Button combinations are used for special functions – explained later.)
_ The Menu button is used to display a Select menu, which is used to
select other control menus.
The Enter button is used to enter a menu sequence, save a setting
and/or complete an operation.
LCD DISPLAY
The LCD screen displays System 4xi status and is used interactively with
front panel buttons when making changes to settings.
MAIN POWER
This button turns the System 4xi power On or Off. The light indicates when
power is On.
INPUTS
Inputs (1 thru 4) buttons are used to select which of the four possible inputs
will go to the output (projector or monitor).
DISPLAY CONTROLS
P
OWER
-allows the connected display power to be turned On or Off from the
System 4
xi
. The LED lights when power is On.
M
UTE
- commands the attached display picture to be muted (blanked). The
LED is lighted when the picture is being muted.
PICTURE CONTROLS (depends upon the System 4xi model)
These buttons only affect line-doubled/quadrupled signals, as well as
decoded composite and S-video signals. (Functions marked with ‡ do not
affect line-doubled/quadrupled RGB.) When pressed, each button brings up
an LCD display which is used with Menu Controls to make adjustments.
H S
HIFT
- brings up an LCD display for Horizontal Shift adjustment. This
allows the picture to be adjusted left or right.
C
ONT
-
(‡)
brings up an LCD display for adjusting the picture Contrast.
C
OLOR
-
(‡)
brings up an LCD display for adjusting the Color level.
T
INT
-
(‡)
brings up an LCD display for adjusting the Tint or Hue.
D
ETAIL
-
(‡)
(only on 4LD
xi
/
ex
and 4LQ
xi
/
ex
models) brings up an LCD
display to adjust up to 4 levels of picture Detail (sharpness).
_ After making an adjustment, press the same Picture Control button
to save the setting and exit from the display.
Front Panel (4LDxi model shown) Controls are described beginning from the left side.
Figure 3-1. System 4LD
xi
Front Panel (other System 4
xi
Series front panels are very similar)
3-1