Nortel Meridian Mail Installation Quick Reference Manual page 92

7-12
ESDI card jumpers and address switch
LED
Enb
Dis
J1
J2
The following illustration shows the relationship between the DNUM and the
switch settings.
ESDI card device address switch (SW2) settings
Standard 1.0
QPC513 ESDI
Option jumpers for lower port number
DCE RS-232
DTE HS
DCE RS-232
DTE HS
Option jumpers for higher port number
DCE RS-232
DTE HS
C S
QPC513H or later
Device address
DNUM
0-1
2-3
4-5
6-7
8-9
10-11
12-13
14-15
1 = switch on, 0 = switch off
Modular Option EC Installation Quick Reference Guide
Installing the Meridian Mail to Meridian 1 interface
SW2
Straight-thru cable
configuration
Local data set
(LDS) or line driver
Synchronous
mode
1 2 3 4
0 0 0 1
0 0 1 1
0 1 0 1
0 1 1 1
1 0 0 1
1 0 1 1
1 1 0 1
1 1 1 1
G100077
Install the AML interface card
Device
address
switch
November 1999