First Power-On, Control System, And Initial Check; Low Energy Standby Mode Of The Power Supply; Figure 3-1 Front Panel - Controls And Readouts - Acom 1200S Installation, Operation And Maintenance Manual

3. FIRST POWER-ON, CONTROL SYSTEM, AND INITIAL CHECK

Do not turn the amplifier on for at least 2 hours after unpacking it in the room where it
will be used. Pay particular attention when you move it from a very cold into a warm
place - condensation is likely and this could result in damage to the high voltage circuits.
In such a case, wait at least 4 hours. A similar effect can occur after a rapid warming of
the operating room (for instance after switching on a powerful heater in a cold shack).
After following all instructions in Section
is turned OFF (see
Figure 2-2 Rear panel - Connections
wall outlet prepared for it. The amplifier remains switched off.
d)
c)

Low Energy STANDBY Mode of the Power Supply

3.1.
Now you can turn on the mains rocker switch (see
activate only the low-energy STANDBY mode of the amplifier power supply and the red LED above the front
panel POWER button will light up (see
power supply is still off and the display is dark.
Page 22 of 60 | S e c t i o n FIRST POWER-ON, CONTROL SYSTEM, AND INITIAL CHECK
User's Manual | ACOM 1200S | 1.8-54 MHz Linear Power Amplifier
NOTICE
2 INSTALLATION
, Pos. (3)). Then insert amplifier's mains plug into the

Figure 3-1 Front panel - Controls and Readouts

Figure 3-1 Front panel - Controls and Readouts
Figure 2-2 Rear panel - Connections
Figure 3-1 Front panel - Controls and Readouts
, check whether the rear panel mains rocker switch
, Pos. (3)). This will
, Pos. (b)), while the main
August 2021
b)
a)