Problem

Possible Cause

Do This

If...

Then...

13.

1. Ringer

If this is a combination

The ringer functions

Problem is in optional

Combination

equivalents are too

extension, be sure the

properly,

device. The equipment is

Extension

high for the

total of the devices’

 

okay.

Problem:

extension.

REN (Ringer

 

 

Phone Does

 

Equivalence Number,

Trouble still

Go to Possible Cause 2.

Not Ring

 

see page 2-5)does

appears,

 

Properly

 

not exceed 2.0. If

 

 

 

 

it does. unplug one.

 

 

 

2. Optional device

Remove the device

The ringer functions

Problem is in optional

 

(fax, answering

from the extension and

properly,

device; the equipment is

 

machine, etc.) is

plug in an optional

 

okay.

 

faulty.

device that you know

Trouble still

Go to Possible Cause 3.

 

 

rings properly.

 

 

 

appears,

 

 

3. Bad adapter or

First, make sure the

The phone works,

Problem is with the other

 

combination

standard device in the

 

device or bridging

 

device.

combination is

 

adapter. Replace other

 

 

plugged into the

 

device. If the problem

 

 

correct slot on the

 

persists, call the AT&T

 

 

267F2 bridging

 

Helpline.

 

 

adapter (see page

The phone does not

 

 

 

2-5).If the extension

Call the AT&T Helpline*.

 

 

still does not work,

work,

 

 

 

unplug the adapter

 

 

 

 

from the wall jack.

 

 

 

 

Unplug the phone cord

 

 

 

 

from the adapter and

 

 

 

 

plug it into the wall

 

 

 

 

jack.

 

 

14. New Line

Hotline phone or

Use Line Assignment

The problem

Call the AT&T Helpline*.

or Extension

doorphone was

(#301) to assign line to

remains,

 

Does Not

previously assigned

new extension.

 

 

Work

to extension; so no

 

 

 

 

line is assigned.

 

 

 

15. Hotline or

1. Line is assigned to

Use Line Assignment

The problem

Go to Possible Cause 2.

Doorphone

Hotline or

(#301) to remove the

remains,

 

Does Not

doorphone

line assignment for the

 

 

Work

extension.

Hotline or doorphone

 

 

 

 

extension.

 

 

 

2. Hotline or

Use Hotline (#603),

The problem

Call the AT&T Helpline*.

 

doorphone not

Doorphone Extension

remains,

 

 

programmed

(#604/#605), and

 

 

 

correctly.

Doorphone Alert

 

 

 

 

Extensions (#606) to

 

 

 

 

program extension

 

 

 

 

assignments.

 

 

*In the U.S., help is available 24 hours a day at 1 800 628-2888. In Canada, call your local AT&T authorized dealer.

Maintenance and Customer Support C-7

Page 138
Image 138
AT&T II manual Maintenance and Customer Support C-7

II specifications

AT&T II, a pivotal case in the landscape of telecommunications regulation, emerged from the expansive antitrust actions against the American Telephone and Telegraph Company (AT&T). Following World War II, AT&T had established itself as a telecommunications behemoth, monopolizing the market. The ramifications of this dominance spurred a significant shift in regulatory measures, leading to the dissolution of the Bell System in 1984, which consisted of AT&T and its regional operating companies.

One key feature of AT&T II is its emphasis on promoting competition in the telecommunications sector. The court's decision aimed to dismantle the monopolistic practices that had stifled innovation and restricted consumer choice. By encouraging competition among various service providers, the ruling paved the way for an environment where new technologies could flourish.

The technologies that emerged post-AT&T II significantly transformed the telecommunications landscape. The introduction of new digital switching systems allowed for improved call quality and increased network efficiency. The evolution of fiber-optic technology also played a crucial role, enabling faster transmission speeds and greater data capacity. Moreover, innovative services, such as mobile telephony and broadband internet, proliferated as competition increased.

Another characteristic of AT&T II is its focus on accessibility and consumer protection. The ruling mandated that telecommunications services be available to a broader swath of the population, ensuring that underserved communities had access to essential communication services. This shift not only democratized access but also laid the groundwork for the modern internet revolution, fostering the growth of the digital economy.

The impact of AT&T II can also be seen in the regulatory frameworks that followed. The Federal Communications Commission (FCC) adopted policies aimed at enhancing market transparency and ensuring fair practices among competitors. These regulatory changes helped to create a more equitable playing field, allowing smaller companies to compete against established giants.

In summary, AT&T II marked a turning point in telecommunications history, characterized by a focus on competition, technological advancements, and consumer protection. The dissolution of AT&T's monopoly allowed for the rapid evolution of technology and services, ultimately benefiting consumers and fostering an environment ripe for innovation. This ruling not only redefined the telecommunications industry but also set a precedent for how markets are regulated in the United States.