Harmonic ProView 7000 User Manual page 163

Chapter 5 Front Panel Interface
The PCR Configuration menu provides the following options:
Clock Source – selects the clock source for the synchronization of the modulation of the
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audio and video streams in the program. You cannot change the clock source when A/V
Sync is set to 5 ms. Options:
Original PCR
❑
Decoder Clock
❑
Genlock
❑
A/V Sync – selects the audio to video synchronization parameter. Options:
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Frame – Select this parameter to limit the audio/video sync jitter to 1 frame.
❑
5 ms – Select this parameter to limit the audio/video sync jitter to 5ms when the clock
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source is set to Original PCR.
Off
❑
A/V Offset Compensation – This menu only displays when A/V Sync is set to 5 ms. The
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range is -20 to 20 ms. The default is 0.
Genlock Type – This menu only displays when Clock Source is set to Genlock. Use this
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menu to sync with the incoming signal. The options are:
Analog – Analog genlocking supports PAL B/G and NTSC. The main output must be
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configured to PAL B/G or NTSC. The configuration options are under the Analog Genlock
Configuration menu.
Digital – Digital genlocking supports PAL B/G, NTSC, 720P (50, 59, 60 Hz) and 1080i (50,
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59, 60 Hz). The main output must be configured to PAL B/G, NTSC, 720P (50, 59, 60 Hz)
or 1080i (50, 59, 60 Hz).
The default is Digital.
Analog Genlock Configuration – this menu only displays when Genlock Type is set to
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Analog. Options:
Horizontal Delay – The range is 0 – 1728 in 37 ns or 27 MHz ticks. The default is 0.
❑
Vertical Delay – The range is -7 – 6. The default is 0.
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SCH Phase Delay – The range is 0° – 360°. The default is 0°.
❑
1. Only available with certain hardware configurations, see
© 2011 Harmonic Inc.
1
Appendix C on page 185.
163
Front Panel Root Menu
ProView 7000 v.2.4, Rev. A