TROUBLESHOOTING

Error Tone (Fast Busy Signal) Heard When Making an Intercom Call

The Do Not Disturb feature is activated at the extension you are calling.

Line Lights Remain On When No Line is Connected

PROGRAM

▲▼ : select

PROGRAMMING TREE

Make sure the system is programmed for that line to be off. (See “Programming the Line Usage” in PROGRAMMING OPTIONS.) See pg. 14.

Make sure that your Line Groups are programmed properly. (See “Programming Line Groups/ Private Line” in PROGRAMMING OPTIONS.) See pg. 16.

Disconnect all other devices (fax, modem, credit card reader, etc.) from any lines connected to your phone. These devices can interfere with the system’s data links.

Operation During a Power Failure

A 9-volt battery must be installed for power failure operation. See pg. 36.

No Call Waiting Caller ID Information While on a Call

You must subscribe to combined Caller ID with Call Waiting as a single service to see Call Waiting information.

Call Waiting Caller ID records will not be displayed or logged during a 3-Way Conference Call.

Display Screen is Blank

Make sure the power cord is connected to both the phone and an electrical outlet that is not controlled by a wall switch.

Verify that the AC outlet is working by plugging a lamp, etc. to test.

LANGUAGE

▲▼ : select :enter

TIME/DATE

▲▼ : select :enter

LANGUAGE

=English ▲▼ : select SAVE?

LANGUAGE

=English

Programmed!

MONTH

01/01 1:52A ▲▼ : select SAVE?

LANGUAGE

=Spanish ▲▼ : select SAVE?

IDIOMA

=Español

Programado!

DATE

01/01 1:52A ▲▼ : select SAVE?

HOUR

01/01 1:52A ▲▼ : select SAVE?

No Caller ID Information Received

Subscription to Caller ID service is required.

Caller ID information is transmitted by the telephone between the first and second rings. If you answer a call before the second ring, the Caller ID information may not be displayed.

Call Waiting Caller ID records will not be displayed or logged during a 3-Way Conference Call.

MESSAGE WAITING/NEW CALL Light Flashes

Make sure you have deleted all messages on all lines.

It may be a false indicator from the Central Office. To clear, see “Turning the Message Waiting Indicator On/Off” in ADDITIONAL FEATURES.

 

MINUTES

 

 

 

 

AM/PM

 

 

 

01/01

1:52A

 

 

 

01/01

1:52A

 

 

▲▼ : select

 

 

▲▼ : select

 

 

SAVE?

 

 

 

 

SAVE?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DAY OF WEEK

=Sunday

Programmed!

DAY OF WEEK

=Sunday ▲▼ : select SAVE?

 

EXTENSION NO

 

 

▲▼ : select

 

 

 

ADDITIONAL

:enter

 

 

 

 

 

 

EXTENSION NO = 22

▲▼ : select SAVE?

EXTENSION NO = 22

ADDITIONAL

Programmed!

38

39

Page 21
Image 21
AT&T SBC-420 user manual Programming Tree

SBC-420 specifications

The AT&T SBC-420 is a high-performance broadband and voice communication device designed to meet the demands of both residential and business users. As a part of AT&T's ongoing commitment to providing reliable connectivity solutions, the SBC-420 integrates advanced technologies to enhance user experience and deliver robust service capabilities.

One of the main features of the SBC-420 is its dual-mode functionality, allowing it to operate as both a digital subscriber line (DSL) modem and a Voice over Internet Protocol (VoIP) gateway. This versatility makes it an ideal choice for users who require both high-speed internet access and digital voice services. With its support for multiple simultaneous calls over the same broadband connection, the SBC-420 ensures that users can enjoy clear and uninterrupted voice communication.

The SBC-420 is equipped with advanced DSL technology, supporting ADSL2+ for faster download speeds and improved performance. This technology enables users to experience seamless streaming, gaming, and browsing capabilities, even during peak usage times. The device brings high-speed internet access right into the home or office, reducing latency and enhancing the overall internet experience.

In terms of wireless connectivity, the SBC-420 features built-in Wi-Fi capabilities, offering users the flexibility to connect multiple devices without the need for additional routers or access points. With dual-band support, this device can reduce interference and provide stable connections across various environments. The inclusion of multiple Ethernet ports also ensures that wired connections can be established for devices that require a more dependable connection.

Security is a key focus for the SBC-420, which includes robust encryption protocols to protect user data and maintain privacy across the network. The device simplifies network management and security settings, allowing users to easily monitor and configure their home or office network to their specific needs.

Overall, the AT&T SBC-420 combines essential features, cutting-edge technologies, and user-friendly characteristics into a single device that excels in delivering fast internet and reliable voice services. Its adaptability, advanced performance, and commitment to security make it an excellent choice for a wide range of users, from casual consumers to small businesses seeking dependable communication solutions.