Operating instructions
Operation and Configuration, cont’d
System 7SC • Operation and Configuration3-12
Audio/Video Adjustments
Extron
System 7SC
AUDIO/VIDEO
ADJUSTMENTS
Input #4 Config
Video
MENU
SWITCHER SETUP/
CONFIGURATION
MENU
NEXT
Audio #4 Level
-12.5dB
NEXT NEXT NEXT
Video format configurations
• RGB (default) = computer video
• Video = composite video
• S-Video = S-video
• YUV = component video
•
Progressive YUV
= non-interlaced
(progressive)
component video
Audio level settings
for each input
• -15.0dB to +9.0dB,
adjustable per input
in 0.5dB increments
• 0.0dB = default
This adjustment applies
to both audio outputs.
Image Size
Input #04 V/H=07
NEXT
NEXT
Blank Input #04
Top=114 Bot=003
Size Input #04
V=04 H=09
Image size adjustment
• Rotating the adjustment knob propor-
tionally resizes the picture. The aspect
ratio is maintained. Range: 00 to 15
• Image resizing stops when either a
horizontal or a vertical sizing limit is
reached.
Horizontal
size
adjustment
00 to 15
Vertical size
adjustment
00 to 15
Bottom blanking
adjustment
• 000 to 127 lines
• 000 = (default)
Top blanking
adjustment
• 000 to 127 lines
• 000 = (default)
Input Config(uration) (signal format)
1. From within the Input Configuration submenu, press the button of the input
you wish to configure. The input’s number will appear on the LCD screen.
2. Rotate the Adjust knob to select the appropriate video format (RGB,
composite video, S-video, component video, or progressive component video)
for each input.
3. Repeat steps 1 and 2 as needed to configure each input.
Audio Level
From this submenu audio levels can be adjusted per input from -15dB to +9dB in
0.5dB increments. This allows the signal to be boosted or trimmed to a consistent
LED near each video connector indicates which input type is active. Select Yes
from the Autoselect #7 submenu to activate autoselection.
If the autoselect feature is on, the last input (input 7 if no slave is attached) is
selected, and video signals are present at all ports for that input, computer
video (RGB) will be selected as the default source.
Inputs are autoselected as follows:
• RGB input (highest priority),
• S-video input,
• composite video input (lowest priority).
The LCD will display Autoselect #7 if the System 7 is not set up for a slaved
switcher. If a switcher is slaved to the System 7, the LCD will display
Autoselect #10, Autoselect #12, Autoselect #14, or Autoselect #16, depending
on the size of the slaved switcher.