Dolby Laboratories DP524 Instrukcja Użytkownika Pobierz pdf (Strona 25)

DP571 Dolby

E Encoder User’s Manual Setup and Status Checks

Table 3-3 TC, Fault, Remote, PCM Dly, Error, and VRef LEDs

Name Indication

Green: Valid timecode signal.

Yellow: Frame rate does not match video reference.

Off: No TC signal detected.

Fault

Red: Hardware-related fault condition.

Off: No fault condition.

Remote

Not used in this version of the software.

PCM Dly

Green: Valid PCM signal.

Yellow: Non–48 kHz signal.

Off: No PCM signal.

Error

Red: Input not valid for current settings.

Off: No error condition.

Green: Lock with a valid analog composite video signal.

Yellow: The video reference does not match the selected

frame rate in the DP571.

Flashing Red: The internal clock is not locked to the incoming

reference.

VRef

3.7.4 Input Channel Activity

The DP571 input channel activity LEDs display the number of channels in the

currently selected program configuration, as well as their status. An LED lights up for

each channel in use, and its color indicates its status. Details are listed in Table 3-4.

Table 3-4 Channel Activity LEDs

State Indication

Yellow Channel enabled; level <–60 dBFS.

Green Channel enabled; level ≥–60 dBFS.

Red

Channel enabled; level ≥–0.1 dBFS.

This indication can be triggered by a

single sample.

Channel not used in the selected

program configuration.

Off

Flashing Yellow

Channel sample frequency out of range,

or no input present.

3.8 Using the Status Connector

The GPIO Status connector on the rear panel is a standard 9-pin female D-connector.

Signal details are given in Section

6.2.1.

3-9

1 2 ... 20 21 22 23 24 25 26 27 28 29 30 ... 44 45

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