DK40 Configuration
Expansion KSU
1-4
Strata DK40 I&M Manual Spring 1999
Refer to the Strata DK40 Programming Manual or DK Library CD-Rom for more details.
PEMU
4 DC5 Tie line circuits
♦ DC5 E&M tie lines 2- or 4-
wire presentation
Screw type connectors
RSTU2
8 Standard telephone
circuits
♦ Standard telephones
♦ Voice mail ports
♦ Off-premises stations
♦ Other similar devices
♦ Alternate BGM source
♦ Auto attendant digital
announcer
25-pair Amphenol
R48S
8 standard telephone
circuits
♦ Optionally interfaces to the
RSTU2 to extend loop
length of standard
telephones from 168 ohms
to 504 ohms.
None
Stratagy
DK
2 VM ports
4 VM ports
6 VM ports
8 VM ports
All the above Stratagy DK
systems use 8 station
ports in the DK40
software.
♦ None None
RBSU
2 circuits (4 B channels)
ISDN BRI (TE/NT
switchable)
♦ Any customer supplied
ICTR3 ISDN BRI NT
compatible equipment
♦ or ISDN 2 (BRi) provision
from the network provider
RJ45
RBSS
2 circuits ISDN BRI (4 B
channels) NT only
♦ Any customer supplied
ICTR3 ISDN BRI NT
compatible equipment
RJ45
R40SI
DC40V power supply unit
for fitting on the RBSU1A
supplies PS1 to ISDN TE
♦ Customer supplied ISDN
BRI NT compatible
equipment
None
RPTU
ISDN30 (I421) PRI (up to
a maximum of 12
channels)
♦ 12 channels (maximum)
ISDN 30 PRI from a network
provider.
RJ45
Table 1-2
DK40 Expansion KSU Components
(Continued)
PCB Circuits per PCB Interfaces Connector
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