Dolby Laboratories DP569 - Manual (Page 21)

Model DP569 User’s Manual Setting Up
2-7
2.6 Front-Panel Indicators
Figure 2-5 Front-Panel Indicators
The front-panel LED indicators provide information on the operational state of the
DP569.
2.6.1 Digital Input Status LEDs
The front panel has three status LEDs for audio inputs Digital In 1/2, 3/4, and 5/6.
Each indicates if its respective input is in use and, if so, if it is valid.
Bypass mode does not affect the function of the status LEDs.
Table 2-5 Digital Input LED States
State Description
Off Input is unused.
Green Input is in use and a valid input is detected.
Red Input is required, but invalid or not present.
2.6.2 Fault, Error, Test, Ref In, Remote, and Timecode LEDs
Table 2-6 Status LED States
LED State Description
Off PSU and processor status OK.
Fault
Red PSU or processor/memory fault.
Off No operational errors are detected by the DP569.
Error
Red One or more operational errors are detected and the DP569 output is not valid.
Off Normal operation.
Test
Red Test tone output is enabled. Audio from the system inputs is ignored.