NEC Electra Elite 48/192 Features And Specifications Manual page 401

Issue 6
SERVICE CONDITIONS
I - 18
Data Assignment for ISDN-PRI Installation:
Use Memory Block 7-1 (Card Interface Slot Assignment) to select the
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PRT(1)-U10/20, ETU.
Use Memory Block 1-8-33 (Master Clock Selection) to assign the
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source for necessary synchronization of T-1 clocking.
Use Memory Block 1-13-00 (PRT Channel Assignment) to select the
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available B channels.
Use Memory Block 1-13-01 (PRT Signal Format Selection) to specify
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the signal format for the PRT connected to the system.
Use Memory Block 1-13-02 (Clear Channel Selection) to specify the
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clear channel selection.
Use Memory
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Selection) to specify the tone duration (default: 100ms) and interdigit
time (default: 70 ms) of DTMF signals sent from the ISDN trunk.
Use Memory Block 3-03 (Trunk-to-Trunk Group Assignment) to
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assign each ISDN-PRI trunk to a Trunk Group.
Use Memory Block 3-92 (Trunk Installed, DP/DTMF Selection) to
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specify each ISDN-PRI trunk as DP or DTMF.
Use Memory Block 3-91 (Trunk Type Selection) to specify each
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ISDN-PRI trunk as CO or DID.
services. DID sets ISDN Trunks for DID services.
Use Memory Block 3-29 (Trunk Internal Transmit Pad Selection) to
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specify Internal Transmit volume level (default: 8 dB).
Use Memory Block 3-30 (Trunk Internal Receive Pad Selection) to
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specify Internal Receive volume level (default: 8 dB).
Use Memory Block 3-31 (Trunk External Transmit Pad Selection) to
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specify External Transmit volume level (default: 0 dB).
Use Memory Block 3-32 (Trunk External Receive Pad Selection) to
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specify External Receive volume level (default: 0 dB).
Block 1-1-80 (ISDN
CO sets ISDN trunks for CO
Electra Elite
DTMF Duration/Interdigit
ISDN-PRI Trunk Connections