Loading application firmware onto your test set that is not compatible with your test set's hardware configuration will cause your test set to lock up when restarted.
For information on application firmware and test set hardware compatibility, see:
(select either E5515B or E5515C Release Notes).
Test sets shipped after February, 2004 include a lockup recovery utility in the event that a test set lockup occurs. If your test set has locked up during its power up sequence, turn the test set off. Turn the test set back on, and when the following text is displayed:
"Press `SYSTEM CONFIG' key to enter application selection utility."
If you press the
key within five seconds from the time this message is first displayed, a menu of installed applications is displayed that allows you to select an application to load.
Select an application that is compatible with your test set's hardware by entering the appropriate number listed on the display using the