Specifications

5/9/13 888-2857-001 3-11
WARNING: Disconnect primary power prior to servicing.
Section 3 Operation
Platinum VAX-C Series
3.2.2 Amplifier Screen
The Amplifier screen can be accessed from the Xmtr Home page by pressing either the
Amp button on right or Amp icon in the LPU sub window. It contains amplifier status
and operational information.
Figure 3-8 Amplifier Screen
Table 3-5 Xmtr Home>LPU PAs
Window Description
Amplifier Sub Window
Current Displays the FET drain current in amps. Fault levels are 2 A for 75/50/90
W amp or 11 A for 150/100/180 W amp.
Temp Displays the power amplifier board temperature level in degrees C. Fault
level is >85 C
o
. Clears when temp is <75
0
C
Voltage 38 to 52 V nominal. Faults at <32 and >54 Vdc.
Softkeys
Xmtr Home Displays the Xmtr Home screen.
Exciter Home Displays the Exciter Home screen which is the access point for exciter
settings, status and fault log screens.