Selenio
TM
BNP User Guide, Release 3.7.1
40
- Global Chassis Configuration
PAL Mode
Check this box to optimize BNP processing of Phase Alternating Line
(PAL) content.
• This setting is recommended if most programming from the BNP
uses PAL.
• This setting is not recommended with progressive content.
Note: Enabling
PAL Mode
disables
Enable EAS CAP
.
Optimize Messaging on
HD
Check this box when using a 3 to 1 ratio of HD programs per transport
stream on which messaging is enabled. This feature will decrease the
PROC card’s capacity. This box is unchecked by default.
Enable EAS CAP
Leave this box unchecked to enable ten Messaging Zones (“About
Messaging Zones” on page 60) of up to 400 characters each.
Check this box to enable two Messaging Zones of up to 1800
characters each (to comply with FCC regulations). This will delete all
but the first two messaging zones and their associations with output
programs, if any exist.
Note: If you disable EAS CAP after having it enabled, any existing
messaging zones will be retained, but the messages will be truncated
to the first 400 characters.
Note: Changing this setting requires a reboot of the BNP.
Note: Enabling
PAL Mode
disables
Enable EAS CAP
.
Enable Transparency for
Messaging System
Check this box to enable transparency filters in the Messaging System
tab.
• This box must be checked if you wish to enable transparency for
Operator Messaging, Advanced Messaging, and Logo Overlay in
the
Configuration
-> Messaging System
tab.
• Checking this box reduces BNP capacity
a
.
PCR Interval for Stripped
Null Packet TS (msec)
The duration between two PCRs of an output SPTS with
Stripped NULL
Packet
checked. A value of
0
(zero) indicates the duration between two
PCRs will follow the default BNP setting (80ms for ATSC, 38ms for
DVB). A non-zero value applies to all modes. The value can range from
0
to
100
.
a. Please see the latest
Release Notes
for the impact of enabling transparency for load time and bandwidth on the
BNP.
Table 15.
Advanced System Parameters—Global Configuration (Continued)
Field
Description/Values
