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Glossary
RKYS ~ RSIS
GL-10 Strata DK Programming 5/99
RKYS Feature Key Upgrade—Subassembly that attaches to the common control unit to
provide the system with optional features. There are four versions of the RKYS: the
RKYS1, the RKYS2, the RKYS3 and the RKYS4, each of which provides a distinct
set of features.
RMDS Remote Maintenance Modem Subassembly—A subassembly installed on the RSIU
Optional Interface Unit that allows the system to be connected with a remote
administration/maintenance terminal or DK Admin/DK Backup personal computer.
RPCI-DI Computer Data Interface Unit—Replaces the normal telephone base and provides
all the functions of PDIU-D12. In addition, it can be switched to a second mode
automatically and used with a Telephone Application Program Interface (TAPI)
software application.
RPTU ISDN Primary Rate Interface (PRI) Unit—Provides 1 data (control) channel and 23
bearer channels.All B-channels appear and program as CO lines in the DK424
system and can be individually configured for local service, FX, WATS, DID, tie,
etc., service operation. Supported by the RCTUBA3/BB4, RCTUC3/D4 and
RCTUE3/F4.
ROM Read Only Memory—Refers to the type of system memory that holds static
software that comprises the mechanics of the features’ functions. ROM is only
revised by Toshiba software engineers.
RPSB (1 and 2) Power Strip—Interface between cabinet power supplies and the commercial AC
power source. The RPSB provides outlets for three power supplies. One RSPS is
required for systems with three or four cabinets, two or three RSPSs for five- or six-
cabinet systems.
RPSU280 Cabinet Power Supply—Furnishes power to all of the stations and peripherals
connected to the cabinet PCBs. Each Base and optional expansion cabinet has a
separate power supply.
RRCS Dual-tone Multi-frequency Receiver—An optional upgrade to the system common
control unit (RCTU) that provides Dual-tone Multi-Frequency (DTMF) receivers
for system Direct Inward System Access (DISA) CO lines, E&M tie lines, DID,
DNIS and ANI lines, Auto attendant announcement devices, remote change of call
forward-external destination, DNIS external call routing, and stations and other
peripherals that connect to standard telephone circuits. The RRCS comes in three
models: the RRCS-4 (provides four DTMF receivers), the RRCS-8 (eight DTMF
receivers), and the RRCS-12 (12 DTMF receivers).
RSIS Optional RS-232 Serial Interface Unit—A subassembly installed on the RSIU
optional interface unit that allows the system to be connected to any of the
following features: voice mail SMDI, MIS for ACD, SMDR, local DK Admin/DK
Backup personal computer, external maintenance modem, Open Architecture
personal computer.
Term Definition