Universal Slot Pcbs - Toshiba Strata DK40 Installation & Maintenance Manual

Universal Slot PCBs

Universal Slot PCBs
The following PCBs can be used in the universal slots of the Strata DK40 Expansion KSU
(see Table
Table 2-13 Universal Slot PCB Descriptions
PCB
PPACU AC15 Tie line unit
PCOU Exchange Line Interface Unit
Digital Telephone Interface
PDKU
Unit
Electronic Telephone Interface
PEKU
Unit
PEMU E&M Tie Line Unit
PEPU External Page Interface Unit
PIOU and
Option Interface Unit
PIOUS
RBSU ISDN Basic Rate Interface Unit
ISDN Primary Rate Interface
RPTU
Unit
Standard Telephone Interface
RSTU
Unit
Strata DK40 I&M Manual Spring 1999
Refer to the Strata DK40 Programming Manual or DK Library CD-Rom for more details.
2-13).
Title Description
The PACU provides 4 AC15 tie line circuits
The PCOU PCB adds four Exchange lines to
the system and it can only be installed in the
Expansion KSU.
The PDKU provides eight digital telephone
circuits that can support the same peripherals
as the digital circuits in the Base KSU.
The PEKU provides eight electronic telephone
circuits that can interface with electronic
telephones and a HDSS.
The PEMU provides four DC5 tie line circuits.
The PEPU provides relay interfaces (door lock
control etc).
The PIOU provides interfaces for such useful
features as external zone paging, SMDR, and
IMDU. The PIOUS provides interfaces for
SMDR and IMDU.
This unit supports 2 circuits, (4 B channels)
ISDN BRI. The circuits are switchable (TE/NT).
The RBSU provides an interface for the RBSS.
This unit supports up to a maximum of 12 ISDN
PRI channels. It must be installed in slot 15 or
17 and the slot following it must always be left
vacant.
The RSTU has eight circuits that can support
single-line devices. The RSTU can support fax
machines, modems, a separate BGM source,
off-premises stations, Toshiba voice mail
(Stratagy, Stratagy DK or VP), digital
announcement devices for the optional built-in
auto attendant feature and customer-supplied
voice mail devices.
DK40 Installation
Page
3-19
3-16
3-4
3-6
3-22
3-9
3-11
3-44
3-29
3-26
2-51