Gai-tronics ITR2000A Tone Remote Deskset User and Installation Manual de usuario descargar pdf (Pagina 26)

Installation ITR2000A Tone Remote Desk Set

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F3 – Internal Diagnostics

After pressing F3 to enter the internal diagnostics mode, all the programmable button LEDs flash. Use

TRANSMIT to return to the main programming selection mode.

Button Function

Not supported in the ITR2000A.

RS-232 diagnostic: This diagnostic tests the RS-232 using a loop-back test. When

entered,

F1 through F4 LEDs are off.

Short TXD P411-2 to RXD P411-7.

 If the RS-232 port is working, the

F1 through F4 LEDs count as long as the short is

present.

 Removing the short stops the count.

 Reconnecting the short continues the count.

It is important to measure the actual level of the TXD signal to ensure full positive and

negative swing. Use

TRANSMIT to return to the internal diagnostic selection mode.

Not supported in the ITR2000A.

TRANSMIT

Returns the ITR2000A to the main programming selection mode.

To quickly reset the desk set to default levels:

Enter the main programming selection mode and while depressing the

CTL button, press the VOLUME Up

button. Wait for all LEDs to flash continuously (approximately 2 seconds), then press the

TRANSMIT

button.

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Gai-tronics ITR2000A Tone Remote Deskset User and Installation Manual de usuario Pagina 26