Electa Elite Issue 6
Features and Specifications Manual I - 15
General:
ISDN Trunk DTMF Duration/Interdigit Selection is effective after
Answer Supervision is received from the CO.
When an ISDN line Layer 1 or Layer 2 down condition occurs, the CO
line key red LED is on, and the following message is displayed on the
second line of the LCD of the Multiline Terminals connected to Port
01:
Layer 1 Down: COxx Layer1 DOWN
Layer 2 Down: COxx Layer2 DOWN
Note: xx represents the CO Trunk number (01-64).
Note: Layer 1 down display has a higher priority than Layer 2 down. This error display
disappears automatically when Layer 1/Layer 2 error is recovered. The T1 line
error display has a higher priority than ISDN line Layer 1/Layer 2 down.
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