ADTRAN DSX 1, Руководство пользователя

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8
DSX-1 Passthru Option Module 61200.055L1-1C
Chapter 2. Installation
PO WER-UP TESTING AND INITIALIZA TION
The Passthru option module executes a self test during
the power-up sequence, as described in the
TSU 100/600
User Manual . No initialization input is required. Any
previously configured setting for the Passthru is restored
automatically upon power-up.
Successful Self T est
The green OK LED, located with the Module LEDs on
the front panel, illuminates when a successful self test is
completed and the configuration is successfully restored.
See
Front Panel Operation, TSU 100/600 User Manual .
Failed Self T est
If the Passthru module fails one or more of the self tests
a message is displayed in the LCD during power-up. See
TSU 100/600 User Manual . Specific failures of the
Passthru module are identified in the alarm listings in
the appendix.
Operation Alarms
The red ALARM LED with the Module LEDs on the front
panel illuminates when an alarm condition is detected.