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Indicator connecting
terminals
DC 12–24 V / 2× 200 mA externally supplied indicators; keep the wiring
diagram.
“Establishing
connection” LED
connector
Yellow
The LEDs are not included in the standard delivery
(excluding the cable version).
By connecting an external LED you deactivate the
LED on the board.
“Connection
established” LED
connector
Green
External microphone
connector
When an external electret microphone (supplied upon request) is
connected, the in-built microphone will be disconnected automatically.
Speaker connector
The speaker is connected in the standard delivery.
Induction loop
connector
(optional)
The induction loop is not part of the standard delivery. Install the
induction loop behind a non-conductive and non-magnetic cover.
Polarity does not matter.
Notes:
If mounted behind a non-conductive and non-magnetic cover, the
speaker itself works as an induction loop.
The output is short-circuit resistant. The output power is limited by
a resistor.
Button
BACK,
RESET,
VOL -
Short press (BACK) – quit the system voice menu
Long press (RESET) – reset the device in approx. 10 s
During a call (VOL -) – decrease the speaker volume
Button
SELECT,
MENU,
VOL +
Short press (SELECT) – confirm a selection in the system voice menu
(Enter)
Long press (MENU) – enter the system voice menu
During a call (VOL +) – increase the speaker volume