Sony DSR-45A Mode D'emploi page 66

Adjusting the Sync and Subcarrier Phases of the
Video Signals
When you adjust the phases of the video signals,
follow the steps below.
VIDEO OUT
Performing a phase adjustment operation
1
Press the SCH button on the vectorscope.
The vectorscope goes into the "SCH" mode.
2
Press the B channel button on the vectorscope.
The black burst signal from the reference video
signal generator is selected.
3
Press the EXT button on the vectorscope.
The vectorscope goes into the external
synchronization mode.
66
(GB) Chapter 4 Setting the Time Code and Adjusting the Video Signals
A IN
B IN
Reference video
signal generator
DSR-45A/45AP
VIDEO IN REF.IN
4
Vectorscope with SCH mode
Vectorscope with SCH mode
B Through EXT. REF
IN
Adjust the phase synchronization control on the
vectorscope so that the sync and subcarrier phases
are close to the reference line.
(for NTSC)
Subcarrier
phase
Sync phase
Align the sync and subcarrier phase of the black burst
signal to the reference line.
(for PAL)
Sync
phase
Subcarrier
phase
Align the sync phase of the black burst signal to the
reference line.
Align the subcarrier phase of the black burst signal
symmetrically up and down.
EXT. REF
Through
Reference line
Reference line