Crestron C2N-TTVFM, Руководство по эксплуатации

Страница: 28 / 44

TV & FM Radio Tuner Crestron C2N-TTVFM
24
•
TV & FM Radio Tuner: C2N-TTVFM Operations Guide - DOC. 6266A
C2N-TTVFM TV Tuner Controls Digital Input and Output Signal Descriptions
(continued)
SIGNAL TYPE AND
NAME DESCRIPTION
Input: < TV_SAP_Select > Enables SAP (Second Audio Program) for as long
as the input is high.
If the currently tuned station does not support
SAP, the audio will be muted if the input goes
high.
If the input goes high while <
TV_Mono > is high,
then if the station is transmitting SAP the right and
left audio outputs will broadcast in two languages.
High/1 = Turn on SAP; Low/0 = Turn off SAP
Output:
<
TV_SAP-Select-F >
This input goes high if the currently tuned TV
station supports SAP (Second Audio Program) or
the <
TV_SAP_Select > input is high.
High/1 = SAP supported and/or enabled ;
Low/0 = SAP not supported
Input:
<
TV_StationSetupStart >
Runs the TV Station Setup function on the rising
edge of the input.
In this mode, the TV/FM Tuner scans for TV
stations and stores the scannable stations in the
memory for the selected mode (Off-air, Standard,
IRC or HRC, set by the <
TV_Modes > analog).
After the TV station setup is complete, the tuner
will tune only to the scannable stations, while
skipping any un-scannable stations.
High/1 = Start station setup start;
Low/0 = No effect
Output:
<
TV_StationSetup-F >
Indicates that the tuner is busy running the TV
station setup function.
High/1 = Busy (TV station setup);
Low/0 = Ready (Setup not running)
Input:
<
TV_StationSetupStop >
Cancels the TV station setup function.
High/1 = Cancel station setup; Low/0 = No effect
Input: < TV_StationAdd > Adds the currently tuned station to the station list
for the selected mode, on the rising edge of the
input.
When a station is added to the station list it can be
selected with the /- function keys.
High/1 = Add to station list; Low/0 = No effect
Input: < TV_StationDel >
Deletes the currently tuned station from the station
list for the selected mode, on the rising edge of the
input.
After deletion, the station cannot be selected with
the /- function keys.
High/1 = Delete the current tuned station from the
list