Epson ESC/VP21 Bedienungsanleitung

FAX/DATA MODEM

USER’S MANUAL

Notice:

Hayes is a trademark of Microcomputer Products Inc.

Publication Number : ASK9406

Table of Contents

FCC/DOC REQUIREMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . .

FCC General Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . i

FCC Notice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . i

DOC Notice . . . . . . . . . . . . . . . . . . . . . . . . ..III

INTRODUCTION

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

COMMAND REFERENCE

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

General Command information . . . . . . . . . . . . . . . . . . . . . . ...4

AT Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...4

Commands Preceded by & . . . . . . . . . . . . . . . . . . . . . 11

Commands Preceded by \ . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Commands Preceded by % . . . . . . . . . . . . . . . . . ...23

Commands Preceded by-and ” . . . . . . . . . . . . . . . . ...25

Dial Modifers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Time Independent Escape Sequence (TIES) . . . . . . . . . . . ...29

Result Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..31

S REGISTER REFERENCE

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Glossary of the S Registers . . . . . . . . . . . . . . . . . . . 38

TESTING

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Local Analog Loopback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

Local Analog Loopback with Self-Test . . .. . . . . . . . . . . . . 56

Remote Digital Loopback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

Remote Digital Loopback with Self-Test . . .. . . . . . . . . . . 59

Local Digital Loopback . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . 60

Grant or Deny RDL Request from Remote Modem . . . . . 62

TROUBLESHOOTING GUIDE

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

APPLICATION EXAMPLES . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . .

Dialing a Remote Modem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67

Dial a Stored Number . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67

Manual Answer an Incoming Call . . .. . . . . . . . . . . . . . . 68

Auto Answer an Incoming Call . . . . . . . . . . . . . . . . . . . . . . . . . 68

Voice to Data Switching . . . . . . . . . . . . . . . . . . . . . . . . 69

TECHNICAL SPECIFICATIONS

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Features . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71

QUICK REFERENCE

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ASCII CODE TABLE

. . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

i -

FCC/DOC REQUIREMENTS

i.1 FCC General Information

The Federal Communications Commission (FCC) of the United States restricts

specific uses of modems, and places registration responsibilities on both the manu-

facturer and the individual user:

i.2

The modem may not be connected to a party line or to a coin operated tele-

phone,

The modem manufacturer must make any repairs to the modem to maintain

valid FCC registration.

Notification to the telephone company is no longer required prior to connect-

ing registered equipment, but upon request from the telephone company, the

user shall tell the telephone company which line the equipment is connected

to as well as the registration number and ringer equivalence number of the

registered protective circuitry FCC information is printed on a label on the

bottom of the modem.

FCC Notice

This equipment has been tested and found to comply with the limits for a digital de-

vice, pursuant to Subpart B of Part 15 of the FCC rules. These limits are designed

to provide reasonable protection against harmful interference in a residential instal-

lation. This equipment generates and uses radio frequency energy and if not in-

i - FCC/DOC REQUIREMENTS

stalled and used the instructions. may cause interference to radio communications.

However, there is no guarantee that interference will not occur in a particular instal-

lation, If this equipment does cause harmful interference to radio or television

reception, which can be determined by turning the equipment off and on, the user

is encouraged to try and correct the interference by one or more of the following

measures:

Reorient or relocate the receiving antenna.

Increase the separation between the equipment and receiver.

Connect the equipment into an outlet on a curcuit different from that to

which the receiver is connected.

Consult the dealer or an experienced radio/TV technician for help.

Shielded interconnect cables and a shielded power cord must be employed with

this equipment to insure compliance with the pertinent RF emission limits

governing this device. Changes or modifications not expressly approved by the

manufacturer could void the user’s authority to operate this equipment.

NOTE : The manufacturer is not responsible for any radio or T.V. in-

terference caused by unauthorized modifications to this eq-

uipment. Such modifications could void the user’s authority

to operate the equipment.

FCC/DOC REQUIREMENTS - i

i.3 DOC Notice

Notice: The Canadian Department of Communications label identifies certified

equipment. This certification means that the equipment meets certain telecommuni-

cations network protective, operational and safety requirements. The Department

does not guarantee the equipment will operate to the user’s satisfaction.

Before installing this equipment, users should ensure that it is permissible to be

connected to the facilities of the local telecommunications company. The equip-

ment must also be installed using an acceptable method of connection, In some

cases, the company’s inside wiring associated with a single line individual service

may be extended by means of a certified connector assembly (telephone extension

cord). The customer should be aware that compliance with the above conditions

may not prevent degradation of service in some situations.

Repairs to certified equipment should be made by an authorized Canadian mainte-

nance facility designated by the supplier. Any repairs or alterations made by the

user to this equipment, or equipment malfunctions. may give the telecommunica-

tions company cause to request the user to disconnect the equipment.

Users should ensure for their own protection that the electrical ground connections

of the power utility, telephone lines and internal metallic water pipe System if pre-

sent, are connected together. This precaution may be particularly important in rural

areas,

i - FCC/DOC REQUIREMENTS

Ill

Caution: Users should not attempt to make such connections themselves, but

should contact the appropriate electric inspection authority. or electrician, as appro-

priate.

The Load Number (LN) assigned to each terminal device denotes the percentage

or the total load to be connected to a telephone loop which is used by the device, to

prevent overloading. The termination on a loop may” consist of any combination of

devices subject only to the requirement that the total of the Load Numbers of all the

devices does not exceed 100.

FCC/DOC REQUIREMENTS - i

1- INTRODUCTION

Congratulations on your purchase of this outstanding Fax/Data Modem. This man-

ual describes how to operate your new Fax/Data Modem.

Instructions for installing your Fax/Data Modem will be found in the Installation

Manual, while the information in this manual, deals exclusively with the operation

of the modem

after it is installed,

such as the command set, the internal configura-

tion registers, troubleshooting and testing.

Features :

These Fax/Data Modems combine the features of a 14400 bps data modem and a

14400 bps FAX modem. Your new Fax/Data Modem gives your personal compu-

ter the ability to send and receive FAX messages over the telephone line like a

standard FAX machine. Your Fax/Data Modem also allows your PC to communi-

cate with other personal computers, terminals or BBS’s (Bulletin Board Systems)

through the data modem functions,

When used as a data modem your Fax/Data Modem uses the standard AT command

set and is fully compatible with CCITT V.42, V.42bis, V.32bis, V.32, V.22bis,

V.22, V.21, MNP 2-5, Bell 103 and 212A. When used as a Fax/Data Modem it

communicates with all CCITT Group 3 FAX machines and is compatible with

CCIIT V.27ter and V.29, V 17, T.4 and T,30. Switching between DATA mode op-

eration and FAX mode operation of your Fax/Data Modem is done through its

firmware, no hardware settings are required.

1- INTRODUCTION

If you are already familiar with the use of a modem and the Hayes AT command

set, this modem will be extremely easy for you to use. Just read the installation pro-

cedures in the installation manual and you are ready to begin operation. If you are

new to modem communications, we recommend that you read through this manual

first. If you come across terms that you don’t understand. consult the glossary.

Words in

boldface type

are command names, commands. or default settings. Car-

nage returns (Enter) are noted with <CR> or [ENTER]; this does not mean to enter

these characters literally; but instead to press the Enter key.

This manual is written to be used for several models of Fax/Data Modems. Some

of the information in this manual may not apply to your fax/data modem.

INTRODUCTION -1

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