1257 User Manual
Getting Started 2-4
EADS North America Defense
Test and Services, Inc.
©
2001
Activating Main
AC Power
You are now ready to apply power to the 1257 Switching System.
See
Figure 2-3, Activating Main AC Power
for instructions on
activating main power.
Figure 2-3, Activating Main AC Power
Self-Test
The 1257 automatically performs a self-test immediately after
power is applied. The self-test completes within ten seconds after
power application. If a failure is detected, a message appears on
the front-panel display. If this occurs, refer to
Appendix C,
TROUBLESHOOTING
to solve the problem.
If the self-test does not detect a problem, the front-panel display
will show the main menu. The top line (line 1) of the display
appears as follows:
----OPERATIONS----
The contents of lines 2 through 4 depend upon what type of drawer
is plugged into the 1257.
To apply power,
simply press the
ON/OFF button
to 1
Summary of Contents for 1257
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