User's Manual Part 1

Table Of Contents
3EM21522AAAA OPERATION
Issue 1, March 2008 DTR-0200-SA-SIRIUS
5-43
Figure 5 - 47 HPA Front Panel
CONTROL/INDICATOR COMMENTS INDICATION
AC ON Indicates 204VAC into HPA power supply LED Green
RF ON HPA internal RF switch is enabled and RF
power is present at HPA output
LED Green
DC ON HPA power supply is enabled and DC voltage
is applied to the amplifier
LED Green
SUM FAULT Internal fault. Specific fault message sent via
RS-485 interface to Main Controller
LED Red
(only on during fault)
RS-232 Future connecting point for external console
FUSE 20A
RF ON
DC ON
AC ON
RS-232
DTR-1042
08/08/07
SUM FAULT