Operator`s manual
CrossOver 16 User Manual (v4.0) Configuration • 2–3
4. Use the   Fcfs knob to select the FCFS 
channel you wish to assign.
5. Press the   Fcfs knob to display the FCFS 
menu.
6. Use the   Fcfs1-4 knob to assign the FCFS 
channel. You can choose from the following:
• Off — The FCFS channel is not assigned.
• Input — The FCFS channel is assigned to a 
single input.
• Bus — The FCFS channel is assigned to all 
inputs on a specific bus.
Configuring FCFS Channels in Input Mode
Input mode locks a specified FCFS channel to a 
specific input. Table 2.1 lists the input video formats 
you can convert to the specified switcher video 
format.
To configure an FCFS channel set to Input mode:
1. Assign an FCFS channel to a specific input.
2. Use the   Input knob to select which input the 
FCFS channel is assigned to.
3. Use the   Frming knob to set the aspect ratio 
conversion mode. You can choose from the 
following:
• Full — The video signal is scaled 
disproportionately to fill the display of the 
new aspect ratio. Aspect distortion occurs as 
the image is stretched/compressed to fit in the 
new aspect ratio.
• Zoom — The central portion of the video 
signal is zoomed to fill the display of the new 
video format. No aspect distortion is 
introduced.
• LttrBx — Black bars are added to the top and 
bottom of a 16:9 image to display correctly in 
a 4:3 video format.
• PllrBx — Black bars are added to the right 
and left of a 4:3 image to display correctly in 
a 16:9 video format.
4. Press the   Fcfs1-4 knob to save your 
changes.
5. Press the   Confrm knob to commit the 
change and exit the FCFS menu. Press the   
Cancel knob to return to the FCFS menu for 
further editing.
For More Information on...
• Assigning an FCFS channel, refer to the section 
“Assigning FCFS Channels” on page 2-2. 
Configuring FCFS Channels in Bus Mode
Bus mode locks a specified FCFS channel to a 
specific bus-pair.
To configure an FCFS channel set to Bus mode:
1. Assign an FCFS channel to a specific bus.
2. Use the   Bus knob to select which bus the 
format converter / frame synchronizer is 
assigned to.
3. Use the   2ndCh knob to select the FCFS 
channel to assign to the paired bus.
4. Press NEXT.
Table 2.1 Format Conversions for Input Mode
Switcher Video 
Format
Allowable Input Formats
1080i / 59.94Hz 480i, 720p / 59.94Hz
1080i / 50Hz 576i, 720p / 50Hz
720p / 59.94Hz –
720p / 50Hz –
480i / 59.94Hz 480i (aspect ratio conversion), 720p, 
1080i / 59.94Hz
576i / 50Hz 576i (aspect ratio conversion), 720p, 
1080i / 50Hz
Table 2.2 Format Conversions for Bus Mode
Switcher Video 
Format
Allowable Input Formats
1080i / 59.94Hz 480i, 720p / 59.94Hz
1080i / 50Hz 576i, 720p / 50Hz
720p / 59.94Hz –
720p / 50Hz –
480i / 59.94Hz 480i (aspect ratio conversion), 720p, 
1080i / 59.94Hz
576i / 50Hz 576i (aspect ratio conversion), 720p, 
1080i / 50Hz
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