Subassemblies For Cabinet Circuit Boards - Toshiba Strata DK 280 Installation Manual

Table 1-4

Subassemblies for Cabinet Circuit Boards

SUBASSEMBLY
RRCS - 4,8, or 12
RSTS
RCOS
RKYS (1, 2, 3, or 4)
RMDS
EOCU
*System Open Architecture
January 1996
HOST PCB
RCTUA, With:
RCTUBNBB RCTUA
or
max.
RDSU 1 maximum per RDSU.
1 maximum per RSTU2 or RDSU.
1 maximum per RCOU.
RCOU
maximum per RClU
RClU 1
RCTUA, 1 maximum per RCTU
or
RCUTA supports
per PlOUlPlOUS
1
3
Up to
or
1 RMDS and 2
PEKU or PESU
Speaker OCA.
i s
available with DK280 Release 3.2.
CAPACITY
Provides Dual-tone Multi-frequency
12 circuits max.
(DTMF) receiver for DISA, DTMF
12 circuits standard telephone circuits, DID and
Tie lines, and built-in Auto Attendant
and remote change of Call-Forward-
External destination.
Provides two additional standard
telephone circuits.
Provides loop voltage of 48V instead
of 24V to extend standard telephone
circuit loop length
Required for OPS operation with
Provides four additional Loop Start
CO lines.
Provides an additional 4 caller ID
circuits: to be used in conjunction with
line PCBs to provide Caller ID to the
system.
Provides system with the following
feature upgrades:
Automatic Call Distribution (ACD).
plus Management Information
System (MIS) application for ACD.
Architecture* and all RKYS3
features.
Provides remote maintenance 300
for 280Admin or 280Backup.
Provides up to 4 interface ports
232 and modem) for system interface
per RSlU
with:
RMDS (1200 or 2400 bps)
Voice Mail SMDl
System Open Architecture*
SMDR
Local or Remote Maintenance for
Provides Speaker OCA path for 8
circuits on PEKU or 4 circuits on
(Handset OCA is not available
FUNCTION
to 1200 ohms.
600
PESU.
on
1-9