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Operation
TB9400 Installation and Operation Manual
© Tait International Limited
November 2019
Receive LED
The amber receive LED indicates whether the base station is receiving a
valid RF signal (on one or both logical channels in P25 Phase 2 operation).
Transmit LED
The amber transmit LED is lit while the transmitter is transmitting.
Keypad
The keypad is used to navigate the base station’s menus, enter text, and to
adjust the contrast of the display. The complete list of menu items is
provided in
If required, the keypad can be disabled in the web interface to prevent
access to the base station via the front panel menus (see
).
LED
Description
Flashing
One or more faults are present.
On (steady)
A base station is in Offline mode, and no faults are present.
Off
A base station is in Online mode, and no faults are present.
f
LED
Description
On (steady)
A base station is receiving a valid RF signal.
Off
A base station is not receiving a valid RF signal.
g
h