Table of Contents

Chapter 5: Upgrading Software

49

HyperACCESS

51

For Windows 95 and Windows NT 4.0:

51

For Windows 3.1 and Windows NT 3.51:

51

Chapter 6: Troubleshooting

53

Power/Line LED is Off

53

Power/Line LED Flashes and B1 and B2 LEDs are Off

53

Power/Line LED, B1, and B2 LEDs Flash Green

54

Dial-Up Connection Problems

55

Auto-detect Switch/SPIDs Remains at Link Down

55

Express XRT Not Detected

55

External Analog Modem Not Detected

56

Difficulty with 230.4 kbps Operation

56

Dial-Up Networking Difficulty

56

Appendix A: AT Commands and S-Registers

57

Using an AT Command

58

Using S-Registers

58

Reading an S-Register

58

Reading an S-Register String

58

Changing an S-Register

58

Changing a String S-Register

59

Dialing a Call using the AT Command Processor

59

Appendix B: LEDs

71

Appendix C: Status Buffer Messages

73

Appendix D: Loop Status Messages

83

Appendix E: Connector Pinouts

87

List of Figures

 

 

Figure 1-1:

Express XRT Contents

3

Figure 2-1:

Dip Switches on Rear Panel

6

Figure 2-2:

Standard ISDN Internet/Remote Access

 

 

Application

7

Figure 2-3:

Installation Options

10

Figure 2-4:

Unable to Auto-Detect

15

Figure 2-5:

Express Configuration Automatic Guide option

16

Figure 2-6:

Express Wizard Configuration Start Screen

17

Figure 2-7:

Express Wizard Configuration Tab

17

Figure 2-8:

Express Configuration Wizard Connection Tab

18

Figure 2-9:

Express Configuration Wizard Tray Tool

20

Figure 2-10:

Preferences Tab

20

Figure 2-11:

Express XRT Disabled, External Analog

 

 

Modem Enabled

21

61202.153L3-1

Express XRT User Guide

iii

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Image 13
ADTRAN Express XRT manual List of Figures