Table of Contents
61202.153L3-1 Express XRT User Guide
iii
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