Specifications

2.79

Applications Manual

Revision 1.11Prism Sound dScope Series III

Specification

If the Surround channel delay is variable, it should range from 0 to 15ms and increment in steps of

5ms or less.

5.2.1.17 Noise Sequencer

dScope Configuration:

Noise Sequencer.dsc

Track Number:

N/A

Corresponding AP Test File:

N/A

Duration:

N/A

Test Signal Description:

Internal Noise Sequencer of the DVD Player

Channels:

L, C, R, Ls, Rs, Sub

Description

This test measures the level and performance of the noise sequencer of the DVD Player.

Method

Turn on all channels of the DVD player and the noise sequencer. Click

[OK]

to start the test.

Specification

The noise sequencer level should be -30dBFS at all outputs in Dolby Digital 5.1-channel mode and in

Pro Logic mode with a cycle time of between one and two seconds.

5.2.2 Digital domain tests

The following digital domain tests are available. They are described in detail in the relevant section of

the Dolby Digital 2-channel manual in the following sections:

Eye Pattern

Jitter Spectrum

Category Code

Audio/Data Bit

Setting up

The digital domain tests are measured at the digital outputs of the

EUT

. Please make sure that the

following connection has been made:

Digital Output of the EUT to the dScope's Digital Input BNC, using the provided

RCA/PHONO–BNC adapter.