Avid Technology Car Video System PT 用户手册

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Chapter 4: Media Station|PT Video Satellite Workflows
115
Troubleshooting the Satellite 
Connection
If the satellite does not appear in the Satellite 
pop-up menu, verify the following:
1  
Ensure that Media Station|PT is fully 
launched.
2  
In Media Station|PT, ensure that Video Satel-
lite Mode is enabled in the Special menu. (See 
“Connecting Pro Tools and a Video Satellite” on 
page 113
.)
3  
In the Satellite page of the Pro Tools Peripher-
als dialog, select a different Ethernet port from 
the Interface menu. Many computers have more 
than one Ethernet port or “interface”. The inter-
face selected here must be the one connected to 
the same network as the satellite.
4  
In the Project window in Media Station|PT, 
click the Settings tab, then double-click Video 
Satellite Settings and check that the TCP/UDP 
Port is the same as the TCP/UDP Port shown in 
the Satellite pane in the Pro Tools Peripherals di-
alog. (Both ports default to 28282.)
5  
If the TCP/UDP port settings are the same, ver-
ify with your network administrator that the 
port shown is not being blocked on the net-
work.
6  
Check that all Ethernet cables are completely 
plugged in and working. In most cases, there are 
LEDs the show activity at the Ethernet ports.
7  
Video satellite playback will not function in 
the following conditions:
• Certain dialogs are open in either Pro Tools 
or Media Station|PT.
• Media Station|PT is not the active applica-
tion.
• Pro Tools does not have an open session, or 
Media Station|PT does not have an open se-
quence.
Matching Media Station|PT 
and Pro Tools Settings in a 
Video Satellite System
In order to accurately synchronize playback be-
tween Pro Tools and Media Station|PT, the fol-
lowing parameters must be correctly matched:
• Media Station|PT Project Type and Pro Tools 
Time Code Rate, Clock Reference, and Video 
Format
• Pro Tools Audio Pull-Up setting and 
Media Station|PT Edit Play Rate
• Time Code Format (Drop Frame or Non-Drop 
Frame)
• Media Station|PT Starting TC time code set-
ting and the Pro Tools session start
For Pro Tools to play in sync with 
Media Station|PT as a video satellite, all of these 
settings are interdependent. A mis-match in any 
of these settings will cause Pro Tools to display 
an error message. 
To avoid sync problems during later stages 
of post production, it is strongly recom-
mended in most cases to change the settings 
in Pro Tools to match those of the sequence 
open in Media Station|PT. 
When playing back video on a monitor with 
a refresh rate that is different from the video 
frame rate, there may be some synchroniza-
tion issues. See “Video Frame Rate vs. Mon-
itor Refresh Rate” on page 45.