Problem

Possible Cause

Do This

If...

Then...

9. Calls on

Hold Disconnect

Change the Hold

Calls on hold are not

The problem is solved,

Hold Are

Time is programmed

Disconnect Time

disconnected,

 

Disconnected

incorrectly—too short.

(#203) from “short” to

Calls on hold are still

Call the AT&T Helpline*.

 

 

“long.” See page 5-11.

 

 

 

disconnected, or

 

 

 

 

Hold Disconnect

 

 

 

 

Time was already set

 

 

 

 

to “long,”

 

10. Call on

1. Hold Disconnect

Change the Hold

Abandoned calls on

The problem is solved.

Hold Hangs

Time is

Disconnect Time

hold disconnected,

 

Up, but

programmed

(#203) from “long” to

 

 

Line Does

incorrectly—too

“short.” See page

Abandoned calls on

 

Not

long.

5-11.

hold still do not get

Go to Possible Cause 2.

Disconnect

 

 

disconnected, or

 

 

 

 

Hold Disconnect

 

 

 

 

Time was already

 

 

 

 

“short.”

 

 

2. Telephone

Call your telephone

If they do not, or if

You must monitor all

 

company does not

company to find out

they do but the

calls on hold and

 

send hold release

whether they send a

problems still exists.

disconnect them

 

signal.

hold release signal.

 

manually.

11. Phone

Date, day, and time

Re-enter the date, day,

The display works,

Problem is solved.

Display

do not display

and time using System

 

 

Does Not

properly.

Programming (#101,

The display still does

See Problem 16, on

Work

 

#102, and #103) on

not work,

page C-8.

 

 

page 5-10).

 

 

12. MLS or

1. MLS- or MLC-

Plug into the correct

The MLS- or

Problem is solved.

MLC-Model

model phone is

jack (see page 2-5).

MLC-model phone

 

Phone in

plugged into wrong

 

works properly,

 

Combination

jack of bridging

 

 

 

Extension

adapter.

 

The problem

Go to Possible Cause 2.

Doesn’t

 

 

remains,

 

Work

 

 

 

 

 

2. Wrong cord and

Unplug the bridging

The MLS- or

Replace either cord or

 

wrong bridging

adapter from the wall

MLC-model phone

adapter. Use only AT&T

 

adapter used to

jack; then unplug the

works properly,

267F2 bridging

 

connect standard

MLS- or MLC-model

 

adapter.) Call the AT&T

 

phone.

phone from the

 

Helpline* for details.

 

 

adapter; plug it into the

The problem

Call the AT&T Helpline*.

 

 

wall jack.

 

 

 

remains,

 

 

 

 

 

 

*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.

C-6Maintenance and Customer Support

Page 137
Image 137
AT&T II manual 6Maintenance and Customer Support

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.