User's Manual

AKG SPC 4 17/20
Refer to fig. 8.
1. Plug the DC cable of your AC adapter into the DC ONLY 12V/1.4 A jack on
the antenna combiner rear panel.
2. Connect the AC adapter to a convenient AC outlet.
3.6.2 Using the PSU 4000
Refer to fig. 9 and the PSU 4000 User Manual.
1. Connect the DC OUT 1 jack on the PSU 4000 to the DC ONLY 12 V/2 A
SST jack on the antenna combiner rear panel.
2. Connect the DC OUT " or DC OUT 3 jack on the PSU 4000 to the DC
ONLY 12V/1.4 A jack on the antenna combiner rear panel.
4 Operating Notes
4.1 Powering Up and Down
Important!
• To prevent damage from overloading the antenna combiner power
supply, always switch power to the various components of your
system on and off in the order described in sections 4.1.1 and 4.1.2.
4.1.1 Systems with Distributed Power Supplies
Powering Up:
1. Switch ON all transmitters connected to the antenna combiner.
2. Press the ON/OFF key on the antenna combiner to switch power to the
antenna combiner ON.
The status LED will be lit green.
Powering Down:
1. Switch OFF all transmitters connected to the antenna combiner.
2. Press the ON/OFF key on the antenna combiner to switch power to the
antenna combiner OFF.
The status LED will extinguish.
4.1.2 Systems with PS 4000 Central Power Supplies
1. Switch the PSU 4000 central power supply ON.
2. Press the ON/OFF key on the antenna combiner to switch power to the
antenna combiner ON.
The status LED will be lit green.
Powering Down:
1. Switch OFF all transmitters connected to the antenna combiner.
2. Press the ON/OFF key on the antenna splitter to switch power to the
antenna splitter OFF.
The status LED will extinguish.
3. Switch the PSU 4000 central power supply OFF.
4.2 Status-LED