MOUNTING ADAPTER. Continued
E1B/E2B and E1A/E2A: Wireline terminals for top (RT B) and lower (RT A).
AUD/DATA B J2: Connects to headset or handset for RT in position B.
AUD/DATA A J3: Connects to headset or handset for RT in position A.
DATA B J4: Connects to AUD/DATA connector on RT in position B. Routes audio from/to intercom; provides
audio to AUD/DATA B J2.
DATA A J5: Connects to AUD/DATA connector on RT in position A. Routes audio from/to intercom; provides
audio to AUD/DATA A J3.
SPKR J6: Connects to loudspeaker LS-454/U for monitoring RT in position A or B.
Indicator lamp and lens: Shows when power is on. Lights when CB1 is set to ON. Lens adjusts brightness; turn
it left (counterclockwise) to make lamp brighter; turn it right (clockwise) to make It dimmer. Do not turn past full
bright. Equipment damage may result if lamp is turned past full bright. Full dim to full bright is approximately one
quarter turn. Turn full clockwise when you are wearing night-vision goggles.
Switch CB1: Turns power on and off to mounting adapter and to mounting base of power amplifier (in LR/LR
Mounting base: Provides power to mounting adapter. Holds mounting adapter. Bolted in vehicle.
Mounting adapter*: Provides interface and support to RT and power amplifier (in long-range radios).
Connector J1: Mates with connector on power amplifier. Passes control signals from RT in position A to power
amplifier for long-range capability.
* Note: Selected versions of this mount have an external "Remote/Local" switch similar to that used with
single radio mounts.
POWER AMPLIFIER MOUNT
The power amplifier mount is used in the LR/LR radio system. It is bolted to the vehicle It provides control interface, power
and support to the second power amplifier.
Connector J1. Mates with connector on power amplifier.
Passes control signals to power amplifier from mounting base
power supply and RT in position B.
Switch CB1. Turns power on and off to power amplifier mount.
When set to ON and left there, power is controlled by CB1 on
Indicator lamp DS1. Shows when power to power amplifier mount
is on. Lights when CB1 (2) and CB1 on mounting adapter are set
to ON. Use dim function when wearing night-vision goggles.
Equipment damage may result If lamp is turned past full bright.
Full dim to full bright is approximately one quarter turn.