HiRO H50113 V92 56K - Manual (Page 33)

Hiro H50113
32
Command Function
Z0 Reset and restore stored profile.
Z1 Reset and restore stored profile.
Troubleshooting
This appendix contains information that will help you to solve
some of the common problems you might encounter, while using
this 56Kbps USB modem. For further assistance, contact your
dealer.
Modem does not respond to AT commands
 There may be a COM port/IRQ conflict. Reconfigure the
modem COM port address and IRQ line.
 Make sure that you have set the correct COM port and IRQ
in the communications software.
 Make sure the system is in Terminal mode of your
communications software.
Modem cannot dial and “NO DIALTONE” message appears
on the monitor