User's Manual

INITIAL TURN ON 5543A DIGITAL AGILE PAGE 4
INITIAL TURN ON
Prior to turning on the system, be sure all connections are in the correct place, and AC power is connected
to the back of each tray. Next, follow the steps below:
í Turn on each circuit breaker (CB1) located on the back of each unit beginning with the AC
Distribution Panel.
í Verify that each unit is in standby mode. Upon initial turn on, the following LED indicators should
be on.
FREQUENCY GENERATOR
- Operate and fault LED should flash twice and then go off.
UPCONVERTER.AMPLIFIER
-PLL LOCKED
-IF INPUT PRESENT
-THERMAL INTERLOCK
-EXTERNAL 10 MHz PRESENT (optional)
í After verifying that each unit is in standby mode and that the initial turn on LED indicators are
on, press the OPR softkey located on the front of the Frequency Generator Tray. The following
additional indicators should light:
FREQUENCY GENERATOR
-OPERATE
UPCONVERTER/AMPLIFIER
-ENABLE
-SWITCHING SUPPLIES
í IN THE EVENT ANY RED LED’s ARE ON, RETURN THE UNIT TO STANDBY MODE AND
CONTACT AXCERA SERVICE IMMEDIATELY.