––––––––––––––––––––––––––––––––––––––––––––– PC DIU/DIU Modem Pool Connection to Strata DK Modem
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PC DIU/DIU Modem Pool Connection to Strata DK Modem

DIU to DIU Connection, then Modem to Modem Connection

Communication Setup
♦Use default values.
Customer Dialer Setup
♦DIU string: ATS2=43~~~ATDDXXX

(where XXX is the intercom or directory number of the PDIU-DS modem pool)

♦Modem string: ATDTY...Y

(where Y...Y is the CO line access code plus t he tel ephone numbe r of th e CO line t hat wil l

ring the IMDU or RMDS modem)

♦After connect string: DK security code (optional)
Remote
Modem
RS-232
Cable
COM
Port
CO Lines
DK Backup/Admin
Personal Computer
Public
Telephone
Network
Customer Strata DKRemote Strata DK
2-pair
(1000 ft
maximum)
See Figure A-8 for PDIU-DS / Modem Pool Configuration
Digital
Telephone
with PDIU-D2
or RPCI-DI
PDKU
Directory
Number XXX
or Intercom
Number XXX
PDIU-DS
RS232
RCOU
RSTU
RCOU
• SW1-4 Off
• Prog 20: LED 01,
02 and 17 ON for
PDIU-DI, RPCI-DI
Port
PIOU or
PIOUS with
IMDU Modem
SW3 Modem
Position or
RSIU with
RMDS
*
*
Program code 62 or 64 in Program 03 for PDKU PCBs that support PDIUS.
Program 03 Code 41
for PIOU or PIOUS.
Program 03 Code 49
for RSIU with RMDS
Program 76 with 77-1
for RSIU with RMDS
setup
0924
Figure 22 DKAdmin/DKBackup PC DIU/DIU Modem Pool Connected to Strata DK Modem – DIU to
DIU Connection, then Modem to Modem Connection.