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SONET_Usr.bk Page 17 Wednesday, December 13, 2000 11:11 AM
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Introduction
Front Panel Soft Recovery (Cold Start)
Front Panel Soft Recovery (Cold Start)
Use the following procedure if you need to perform a front panel soft recovery (i.e.
cold start) of the instrument.
Soft Recovery Procedure
1 Switch off the instrument.
2 On the instrument front panel - press and hold softkeys 0 and 4 simultaneously
(the softkeys immediately below the display; key 0 is on the extreme left).
3 Power up the OmniBER 720 while holding the softkeys pressed.
4 When the LOS LED has flashed OFF and then ON again, the keys can be
released.
5 The LOS LED will flash OFF/ON again several times (7), followed by an audible
'beep' and the display indicating 'Initializing Instrument'.
6 Once the initialization is complete the display will indicate:
'Firmware Revision Update'
'Default settings assumed'
Hit any key to attempt restart'
7 Hit any key, then wait approximately 10 seconds. The instrument should return
to its default settings and normal operation.
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