RELEASED: 10/2/2006
Page 20
COMMUNICATI0NS
HSD SERIES OPERATION AND MAINTENANCE
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2.1.2 REAR VIEW-Main Chassis:
The pictorial view of the rear of the main chassis shows the input and output
connections, the rear panel controls, and cooling fans. A circuit breaker switch is
located in the up-converter drawer and on the rear of the main chassis. The chassis
interface connectors provide connection to the up-converter tray for -12 volt amplifier
power supply, status and control, power detector module output, and optional
remote computer control connection.
Note that the main power input cable is not shown.
EXT. 10MHz
REFERENCE
INPUT
UP-CONVERTER
COOLING FANS
CHASSIS
INTERFACE
CONNECTORS
CHANNEL
OUTPUT
CONNECTOR
IF INPUT
CONNECTOR
RF OUTPUT
CONNECTOR
AMPLIFIER
COOLING FANS
UP-CONVERTER
POWER SWITCH
MAIN CHASSIS
POWER SWITCH
AC MAINS
POWER INLET
UP-
CONVERTER
DRAWER
MAIN
CHASSIS
