User's Manual Part 1

Table Of Contents
Functiona
l
Description 3EM21522AAAA
DTR-0200-SA-SIRIUS Issue 1, March 2008
2-22
Figure 2 - 12 Simplified Block Diagram of Main Power Paths
HPA POWER SUPPLY
AUX PWR
AUX OUTLET
EXT HTR
INT HTR
FANS
HPA
VSAT RX
UPS
SPU
MAIN PWR
MODULATOR
MAIN CONTROLLER
UP-CONVERTER
DTR-1009
03/06/07