
11-22 Installing the Meridian Mail to PBX interface
Installing the enhanced serial data interface card
Standard 1.0 Modular Option EC Installation and Maintenance Guide November 1999
7 Remove the banks of jumpers and position the ESDI card as
shown in the following illustration.
Step Action
DCE RS-232
HS
HS
Option jumpers for lower port number
Device
address
switch
RS-232
QPC513 ESDI
DCE
DTE
DTE
Option jumpers for higher port number
SW2
Straight-through cable
configuration
— jumper installed
— jumper not installed
RS-232
HS
HS
RS-232
DCE
DCE
DTE
DTE
Note:
This figure shows both high and low ports configured for Meridian
Mail. The higher port example shows the required setting when Meridian
Mail is within 15.24 m (50 ft
.
) of the Meridian1 switch. The lower port
example shows the required setting when Meridian Mail is far enough away
from the switch that you need to use local data sets or a line driver. You
need to configure only the port that is used.
Local data set
(LDS) or line driver
configuration
LED
Enb
Dis
J1
J2
G100075
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