NEC nd-20292 Table of Contents Section Descriptionpage, Regulatory, Glossary, Feature Description

ND-20292

APRIL, 1990

CHAPTER 1

SYSTEM DESCRIPTION

TABLE OF CONTENTS

SECTION DESCRIPTIONPAGE

110GENERAL . e....... . . . . . . . loo-1

120REGULATORY

INFORMATION . . +. . . . . . . loo-1

120.1General Information ~:~. . . . , . . _, 100-l

120.2 Company Notification . . . . . . . . . . 100-2 120.3 Incidence of Harm . . . . . . . . . . . . . 100-2

120.4Emitted Radio Frequency

Interference . . . . . . . . . . . . . . . . . . . 100-2

120.5Hearing Aid Compatibility . . . . . 100-2

120.6 Service Requirements . . . . . . . . . . 100-2

130 GLOSSARY OF

ABBREVIATIONS . . . . . . . 100-2

140 FEATURE DESCRIPTION 100-3

150 LCD INDICATIONS . . . . . . 100-17

160 FEATURE ACCESS CODES

(NUMBERING PLAN) . . . . . . . 100-20

Pulse Code Modulation (PCM) technique and time division switching.

Businesses, both small and large, with single or multiple locations, can derive maximum benefit from the Electra MarkII’s port oriented system design.

The Electra Mark11 can provide termination for up to 80 stations and up to forty outside lines. Systems can be tailored to a customer’s needs by use of the variety of Electra MarkII’s MultiIine Terminals, plus standard 2500 type single line telephones (see Figure 100-l Central Control Units).

			/	f
				ESE-32E-1
	/		/	/
		ESE-32E- 1	/-/	ESE-32E-1
	ESE-32E- 1	ESE-32E-1	,	ESE-32E-1
	/		/	/
ESE-22B-1	ESE-32B-1	ESE-32B-1		ESE-32B-1
1	/		/	/
32 Port	64 Port	96 Port		128 Port
System	System	System		System
(Basic CCU	(One	(Two		(Three
Only)	Expansion	Expansion		Expansion
	CCU)	CCUS)		CCUS)

160.1 Codes Dialed While Receiving

Dial Tone or Second Dial Tone . . 100-20

160.2 Codes Dialed When Not Receiving

--

Dial Tone or Second Dial Tone . . 100-22

170EQUIPMENT

IDENTIFICATION . . . . . . . 100-23

170.1General Information . . . . . . . . . . . 100-24

170.2Equipment Description . . . . , . . . . 100-24

Figure 100-l Central Control Units (CCUs)

The Electra Mark11 is a total communication system with a wide variety of features. Most of the features are standard and available to all stations in the system.

The Electra Mark11 is designed for ease of operation and maximum user convenience. Solid state circuitry, a minimum of mechanical components, and modular

construction ensure simple maintenance and high reliability.

SECTION 110

GENERAL

The Electra Mark11 Digital Telephone System is a

versatile, high performance, microprocessor based,

stored program controlled, fully digital telephone

system that provides numerous voice and data capabilities for handling both inter- and intraoffice as well as outside traffic.

.: The Electra Mark11 Digital Telephone System offers

the flexibility required to meet almost any

organization’s communication needs, by using the

This section of the manual provides details of the requirements one should be familiar with prior to the installation of the Electra MarkII.

SECTION 120

REGULATORY INFORMATION

120.1 GENERAL INFORMATION

The Federal Communications Commission (FCC)has established rules which permit this telephone system to be directly connected to the telephone network. A

100-l