Table of Contents
Advertisement
13.2.1
13.2.2
13.2.3
13.2.4
13.2.5
13.3
Line Condition Report (AT#E1)......................................................................................13-3
13.4
Link Status Report (ATI2)...............................................................................................13-4
Indicator Lights ..........................................................................................................................13-7
13.4.1
Retransmission Indicator ..........................................................................13-7
13.4.2
Dialing Indicator ........................................................................................13-7
13.4.3
Handshaking And Retrain Indicator ..........................................................13-7
Chapter 14 ....................................................................................................................................14-1
Upgrading Your Modem ..............................................................................................................14-1
14.1
Upgrading by Flash EPROM .........................................................................................14-1
14.2
Kernel Recovery Mode ..................................................................................................14-2
Chapter 15 ....................................................................................................................................15-1
Troubleshooting ..........................................................................................................................15-1
15.1
AT Command Set Problems ..........................................................................................15-1
15.2
Command Echo Problems.............................................................................................15-3
15.3
Auto-Answer Problems..................................................................................................15-3
15.4
Dialing Problems............................................................................................................15-4
15.5
Data Transfer Problems.................................................................................................15-5
15.6
Connection Problems ....................................................................................................15-5
Appendix A....................................................................................................................................... A
Glossary ........................................................................................................................................... A
U-90E Data/Fax Modem
xiii
Advertisement
Table of Contents
