Initialization
4-2 DSX™ System Service Manual
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4.2 Initialization
Failures that occur when the system is initially powered up generally fall into two broad
categories:
The Instrument Fails to Power up
The System Cannot Communicate with the Computer
4.2.1 The Instrument Fails to Power up
The causes for failure of the instrument to power up are presented in Table 4-1. If the
instrument fails to power up, the LED on the front panel will not be lit.
Table 4-1 Troubleshooting Failure of the Instrument to Power Up
Symptom Probable Cause Resolution
The instrument
fails to power
up.
The power cord is
not connected
Check that the cord is plugged into the
instrument electrical outlet (bottom rear of
right panel).
Power is not
supplied to the
system
Verify that the electrical outlet is not
controlled by a switch or timer.
Verify that there is power at the electrical
outlet by plugging in and checking another
device (for example, the power line circuit is
tripped).
The fuse is blown Replace fuse on the side of the main
assembly.
The breaker on
the mains power
line is tripped
Reset the breaker.
The power supply
is defective
Replace the power supply in the EPOD.
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