User manual

55 000 026 – Ed. B SCOOP E-Z - User Manual 37
This document is the property of AETA and can not be duplicated without authorisation November 2001
11. Tests
11.1. Audio section testing
1- Analogue section test
a ) Connect an audio signal to one of the audio inputs. That signal is available on the
headphones ( Potentiometer turns that feedback feature off when fully counter-
clockwise ).
b ) Select the menu < TOOLS > , < MAINTENANCE > , < Test > :
AD/DA Loop.
The test is OK if you get the audio signal either on the headphones, or
Aux. Out.
To end the test go back to the test menu, disable the AD/DA Loop by
pressing the “none” choice ( The star appears on None configuration).
2- Digital and analogue parts
The encoder may be connected to the decoder locally to test digital circuits.
Connect and select an audio signal to any of the inputs.
Select the menu < TOOLS > , < MAINTENANCE > , < Test > : Coding test.
The message "Coding process" appears on the screen.
The test is OK if you get the audio signal either on the headphones, or
Aux. Out.
To end the test press the "Esc" key, wait signal “……” is displayed on
the screen, then the unit returns to standby.
11.2. Network test
These allows checking the network and the remote codec.