Paradyne COMSPHERE 3800 Series Modems 3810 Bedienungsanleitung Seite 59
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COMSPHERE 3800 Series Modems
8-4 November 1996 3810-A2-GB30-20
Rem Digital Loop
Rem Digital Loop performs a remote digital loopback
(CCITT V.54 Loop 2), Figure 8-2. This test can verify the
integrity of the local modem, the communications link,
and the remote modem. Any data or pattern entered at the
local DTE is sent to and returned from the remote modem.
For this test to operate properly
, the modems must be
online and in Synchronous or Asynchronous Direct mode.
To access Rem Digital Loop from the T
est branch,
make the following selections:
F1
Test :
Rem_Digital_Loop
F2
F3
Press the key until Rem_Digital_Loop appears.
Press any function key to start this test.
F1
Test : Remote Loop
Started
F2
F3
The
message
Started appears on the LCD, and the Test
LED (Model 3810 and Model 3811) lights for the duration
of the test.
If the Test Timeout configuration option is enabled,
T
est T
imeout appears at the conclusion of the test. If it is
disabled, the test operates until aborted. For more
information on the Test Timeout configuration option,
refer to the Tests
section in Chapter 9.
To exit this function and remain in the T
est branch,
press the
key
. To exit and return to the Top-Level
menu, press the
key
.
AT Command Equivalent
The
A
T command for Remote Loopback is &T6.
Figure 8-2. Remote Digital Loopback
- COMSPHERE 1
- 3800 SERIES MODEMS 1
- MODELS 3810, 3811, AND 3820 1
- Printed on recycled paper 2
- Important Safety Instructions 3
- 1 modems 4
- United States 5
- Safety Instructions 7
- Table of Contents 10
- List of Figures 11
- List of Tables 12
- Objectives and Reader 13
- Assumptions 13
- How to Use This Manual 13
- Related Documents 13
- Introduction 14
- Features 15
- COMSPHERE 3800 Series 15
- 3800 Series Modem Package 17
- Model 3810 or Model 3820 18
- Modem Installation 18
- DTE Connection 19
- Dial Network Connection 21
- Model 3810 Dial-Line 21
- Connection 21
- Model 3820 Dial-Line 21
- Modem Power-Up 23
- Removing and Replacing 23
- Model 3810 and 23
- Model 3820 Modems 23
- Model 3811 Installation 24
- Model 3811 Modems 27
- DCP Operation 28
- Figure 4-1. Model 3810 DCP 29
- Figure 4-2. Model 3820 DCP 29
- Diagnostic Control Panel 30
- Status Indicators 31
- Diagnostic Control 33
- Panel Operation 33
- Menu Structure 34
- Top-Level Menu Status and 35
- Operational Messages 35
- MR* EC** 37
- Selecting Factory 40
- Configuration Options 40
- Using the Diagnostic 41
- Control Panel (DCP) 41
- Security Access 42
- Call Setup Branch 43
- Dial Standby/Return to Dial 46
- Talk/Data Branch 49
- Status Branch 51
- Test Branch 56
- Configure Branch 63
- 494-13080-02 65
- Configuration 69
- Table 9-1 70
- (1 of 7) 70
- (2 of 7) 71
- (3 of 7) 72
- (4 of 7) 73
- (5 of 7) 74
- (6 of 7) 75
- (7 of 7) 76
- DTE Dialer 77
- Table 9-2 78
- (2 of 5) 78
- (3 of 5) 79
- (4 of 5) 80
- (5 of 5) 81
- Line Dialer 82
- Table 9-3 83
- (2 of 6) 83
- (3 of 6) 84
- (4 of 6) 85
- , Installation Manual 86
- Dial Line 88
- Table 9-4 89
- (2 of 3) 89
- (3 of 3) 90
- Leased Line 91
- Table 9-5 92
- V.42/MNP/Buffer 96
- Table 9-6 100
- (5 of 6) 100
- (6 of 6) 101
- Test Configuration Options 103
- Table 9-7 103
- (2 of 2) 103
- COMSPHERE 3800 Series Modems 104
- Table 9-8 105
- (2 of 4) 105
- (3 of 4) 106
- (4 of 4) 107
- Security Configuration 108
- Table 9-9 109
- Control Branch 110
- AT Command Equivalent 111
- Clone To Remote 113
- Automatic Firmware 115
- Download 115
- Remote Branch 116
- Security 119
- VF-Side Passwords 120
- Command Set and S-Registers 121
- Security Branch 122
- Administrative Password 123
- EditPasswdTable 124
- Table 12-1 125
- Set Answer Sec 126
- Set Orig Sec 127
- Set Admin PsWd 128
- Security Password 129
- Entry Techniques 129
- Database 130
- Fax Operation 133
- Overview 135
- Operating Modes 135
- Command Guidelines 136
- AT Command List 136
- AT Command Format 137
- Dial T 140
- Break Send Break 146
- Buffer Break Forces 146
- Control Control Escape 146
- Control Control of 147
- of DTE Modem 147
- S-Register List 149
- Table 14-2 150
- (1 of 11) 150
- 3800 Series S-Registers 150
- S-Register 150
- (2 of 11) 151
- (3 of 11) 152
- (4 of 11) 153
- (5 of 11) 154
- (6 of 11) 155
- (7 of 11) 156
- (8 of 11) 157
- (9 of 11) 158
- (10 of 11) 159
- (11 of 11) 160
- Menu Tree 161
- 495-14436b-01 163
- Result Codes 165
- Table B-1 166
- Troubleshooting 167
- Table C-3 169
- Modem – VF Connection 169
- Symptom Action 169
- Technical Specifications 171
- Table D-1 172
- Specifications Description 172
- Pin Assignments 175
- EIA RS-366-A Pin 177
- Assignments 177
- VF Connector Pin 178
- Configure Branch 180
- Call Request Commands 181
- Call Response 181
- Incoming Call (INC) 182
- Disregard Incoming Call (DIC) 182
- Connect Incoming Call (CIC) 182
- Command Response 183
- Default Configuration Options 185
- Equipment List 189
- Glossary 190
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