Control commands – Contemporary Research ATSC+SDI User Manual

Page 21

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Contemporary Research

21

ATSC+SDI HDTV Tuner

Control Commands

Code

Function

Operation

Front Panel

S4=

Set front panel lockout mode

0 =None 6 = Menu

1 = Ch+Menu 7 = All

2 = Vol+Menu 8 = Setup+Menu

3 = Ch+Vol+Menu 9 = Pwr+Setup+Menu

4 = Power

5 = Setup – Press Select and Right to unlock temporarily

Q5=

Set IR Receive mode

0 - No IR reception

9 - CR 9 (Default)

KK=105

Menu

Opens on-screen menus

KK=106

Right

Left

KK=107

Left

Down

KK=108

Up

Up

KK=109

Down

Down

KK=110

Enter

Enter

KK=111

Exit

Exits menus

KK=95

List

Displays on-screen list to select favorite channels

P1

Power On

On

P0

Power Off

Standby, mutes audio and video

PT

Power Off/On

Power toggle

XX

Power On

On (same as 232-series Mute Off)

XM

Power Off

Standby (same as 232-series Mute On)

XT

Power Off/On

Power toggle (same as 232-series Mute Toggle)

Tuning

TC=

Select tuned channel

Tunes analog and digital channels, leading zeros OK, up to 4

characters for analog or single-unit digital channel, 3 characters

for major and minor channels.

Examples: ‘>TC=28:1’ Selects channel 28-1

>TC=28-2’ Selects channel 28-2

>TC=32’ Selects 32-1, 32-0 if no digital

‘>TC=32-0’ Selects analog channel

TU

Tune channel up
Example: ‘>3TU’

Selects next higher channel in channel list
Bumps Unit#3 tuned channel up

TD

Tune channel down

Selects next lower channel in channel list

TP

Previous channel

Selects previously viewed channel

T^

Start Channel Scan

Initiates new channel scan for analog and digital channels, scan
operation set by D0 and S0.

S0=

Tuning Format

0=CATV (Default) - Switches to Cable, sets scan mode

1=Off-Air - Switches tuner to Air RF input and channels

2=IRC - Switches to Cable, sets scan mode

3=HRC - Switches to Cable, sets scan mode

4=Cable Auto - Switches to Cable, sets scan mode

D0=

Set Channel Scan Mode

Sets scan mode for digital and analog channels from the T^ or

front panel scan command.
0= Scans for analog and digital channels scan (default)

1= Scans for digital only, deletes analog channels

2= Scans for digital only, keeps analog channels

3= Scans for analog only, deletes digital channels
4= Scans for analog only, keeps digital channels

A scan must be triggered by T^ or front panel before the

onscreen Menus will scan following D0 rules.

XD=

Channel delete

XD=<major>,<minor> removes channel from channel list.

Example: ‘>XD=0,0’ removes current channel

XA=

Channel add

XA=<major>,<minor>,<physical> adds channel

Example: ‘>XA=38,1,0’ Physical channel will be same as major

NC=

Channel name status

>NC returns channel name

NP=

Program name status

>NP returns program name


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