GAI-Tronics ITA2000A ITA2000A Series Tone Remote Adapter with Scanning User and Installation Manual - Manual (Page 16)

Operation ITA2000A Series Tone Remote Adapter
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Test Mode
To enter the test mode, press the
SUPERVISOR
button for more than four seconds. All LEDs illuminate
for two seconds indicating the ITA2000A has entered the test mode.
While the ITA2000A is in test mode, pressing the
SUPERVISOR
button momentarily (less than four
seconds) causes the ITA2000A to step up to the next test.
WARNING
Disconnect the ITA2000A from the radio and disconnect all accessories from the ITA2000A when
performing Diagnostic Tests 2, 3, and 4. These diagnostics are used for factory testing only and
perform input/output configuration tests that may damage the interface to the radio and/or any
accessories connected to the ITA2000A.
Pressing the button again for at least four seconds takes the ITA2000A out of the test mode.