30
HP High-Definition LCD TV Service Manual
RS-232 Commands Extensions for Professional Series HDTVs
Control Item
Command
PARAMETER
Parameter
Return Data/Description
PWR MANAGE
P
M
G
*
_
_
_
SELECT
0-7, selects number of hours of no activity
before auto SHUT_OFF is activated.
0=PWR Manage is OFF (Default), 1=1 hr,
2=2 hrs, etc.
This command detects I/O activity (IR or
keypad or RS232 commands) and if there is
no activity for
„
specified hours
‟
, TV will
be turned off after specific times.
CAPTION LOCK
C
A
L
*
_
_
_
RETAIN SETTINGS
1 = Retain caption setting (current setting) at
power off (Default).
0 = Captions is always OFF at turn on.
CC Enable / Disable during the power cycle.
1
_
_
_
SET (ON)
1 = Set starting with auxiliary source/input
which is selected by ‘SOURCE AT-P-ON’
command (SON) on Power ON.
Pair with SOURCE AT-P-ON command
(SON).
STR_AUX_SOURC
E
S A S
0
_
_
_
RESET (OFF)
0 = TV starting with “Previous” input on
Power On (Default).
SOURCE AT P-ON
S
O
N
*
_
_
_
INPUT SOURCE
TV input source at PWR on.
0: TV (Cable or AIR) (Default). 1:AV1,
2:AV2, 3:YPbPr1, 4:YPbPr2, 5. VGA,
6:HDMI1, 7.HDMI2, 8:HDMI3
Pair with STR_AUX_SOURCE command
(SAS)
EN NOISE MUTE
E
N
M
*
_
_
_
AUDIO MUTE
1 = Audio muted if no signal is present.
0 = Audio is NOT muted (Same as current
implementation. Default.)
KEY
LOCK
K L K *
*
_
_
_
_
_
_
KEYBOARD LOCK
1 = TV front keyboard except PWR is
locked, IR control key works.
0 = TV front keyboard is unlocked (Default).
VIDEO MUTE
ENABLE
V M E * _
_ _ ENABLE
1
=
Blank
video
(mute).
0 = Normal video (Default)
This is only through RS232 commands.
REMOTE CON
MODE
R C M * _
_ _ REMOTE
ACTIVE 0
=
PC.
1 = Remote control.
2 = Enable both PC and remote (Default).
START
CHANNEL S T C * *
* _ SELECT
(Analog
Channel)
Channel a Power ON.
1-125=channel 1-125.
126=map to Ch3.
127=map to Ch4.
255=tune to last channel before turn power
OFF.
This command is valid only when SOURCE
AT P-ON (SON) is set to 0 (TV Input). When
both STC (Analog) and STA + STI are set,
the last command set is effective.
Содержание LT3200
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