
Installing the Meridian Mail to PBX interface 11-21
Installing the enhanced serial data interface card
Standard 1.0 Modular Option EC Installation and Maintenance Guide November 1999
To complete this procedure, you may need to refer to Circuit
Card Installation (NTP 553-3001-211).
Note: Meridian 1 cards are hot-pluggable. However, to remove
or install a card, you must first disable the card.
Installing the ESDI
card
To install the ESDI card, follow these steps.
Step Action
1 Log on to the Meridian 1.
2 Load Overlay 22 and print out the configuration record. Refer to
the following table for instructions.
3 Refer to the configuration record and select an available device
number (DNUM), Application Module Link (AML number), and
Value Added Server Identifier (VSID).
The DNUMs are the same numbers as the TTYs.
To choose an available DNUM, choose any unused TTY in the
range 0–15. Preferably, select the same number for all three
numbers. Record these numbers. You will need them when you
configure the link and the ESDI.
4 Unpack and inspect the ESDI card, and check that there are no
obviously loose or bent parts.
5 Set the ESDI faceplate switch to “DIS.”
6 Set the option jumpers for the port you are going to use on the
ESDI card according to the illustration in step 7.
Prompts Responses Description
REQ PRT
TYPE CFN Configuration data block
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