Toshiba Strata DK40 Installation & Maintenance Manual page 20

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