Comtech EF Data C Installation And Operation Manual page 24

HPOD
Theory of Operation
OUTPUT
J9
SAMPLE
INPUT J8
SAMPLE
RF INPUT J1
COM/
DISCRETE
J6
CONTROL
Line
AC IN J3
Filter
BLOCK DIAGRAM
SSPA MODULE
CUST.GAIN
CTRL
-5V 10V
10V A
10V B
POWER CONDITIONING & CONTROL
CONTROL -5V
& MONITOR Interlock
FAN1
FAN2
-5V
10V A 10V B
Interlock
POWER SUPPLY
(FIELD REMOVABLE/
REPLACEABLE)
Figure 3-1
TEMP
COMP
-5V 10V
-5.8V +5.8V 15V
MONITOR & CONTROL
24V -5.8V +5.8V 15V
. SSPA Block Diagram
3–2
MN/HPOD.IOM
J2
OUTPUT
POWER
DETECTOR
J4
Revision 2
RF
OUTPUT
(W/G)
REDUNDANT
LOOP