Comtech EF Data XPA-200 - Manual (Page 73)

XPA200-7984-I-OPT1, X-Band SSPA Maintenance and Troubleshooting
XPA200-7984-I-OPT1, Rev.2 6-1
J1
J3
J4
J2
J6
J5
200 Watt
X-Band
Solid State
High Power
Amplifier
RF INPUT SAMPLE
RF OUTPUT SAMPLE
FRONT PANEL REAR PANEL
SSPA RF INPUT
AC POWER INPUT
CUSTOMER DISCRETE
SSPA RF OUTPUT
RS-485/-232C COMM LINK
COMBINER INTERFACE
SECTION 6
Maintenance and Troubleshooting
6.1 General
This section is intended to provide procedures to assist
operator and maintenance personnel in the checkout, maintenance
and troubleshooting of the SSPA. COMTECH recommends that spare
replacement SSPA’s be used to replace SSPA’S removed from the
system for maintenance. Troubleshooting procedures are provided
for fault isolation to the module level.
The input and output signals, the interconnecting cables and
The location of the modules are as shown in Figure 6-1.
Figure 6-1. SSPA Signal and Interconnecting Cable Diagram