Scaler-Initiated Messages

When a local event such as power-up or a front panel operation occurs, the scaler responds by sending a message to the host. The scaler-initiated messages are listed in the following pages. The messages are underlined.

Any time

Reconfig

The reconfig message is initiated by the scaler when a front panel operation has occurred or a memory preset has been recalled.

Power-up

(c) Copyright 2002, Extron Electronics, DDS 402 Vx.xx

The copyright message is initiated by the scaler when it is first powered on. Vx.xx is the firmware version number.

Input selection

InX1 All

A front panel video and audio switching operation has occurred. number.

X1

is the input

Input and output video type

Typ X2

A front panel input 2 video type selection has occurred. X2

Rte X3 * X4

A front panel output video format selection has occurred. resolution and X4 is the output refresh rate.

Tpo X5

A front panel output video type selection has occurred. X5 format (RGB or component [Y, R-y, B-y]).

Pol X6

A front panel output video polarity selection has occurred. polarity.

is the input video type.

X3 is the output

is the output video

X6 is the output sync

Freeze

Pol X7

The freeze feature has been turned on or off from the front panel. status.

X7

is the on/off

Picture adjustments

Hph

A front panel horizontal centering adjustment has occurred.

Vph

A front panel vertical centering adjustment has occurred.

Hsz

A front panel horizontal size adjustment has occurred.

Digital Display Scaler • Programmer’s Guide

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Extron electronic DDS 402 manual Scaler-Initiated Messages