User's Manual

ZyAIR B-2000 Wireless LAN Gateway with 4-Port Switch
Troubleshooting 14-1
Chapter 14
Troubleshooting
This chapter covers potential problems and the corresponding remedies.
14.1 Problem Starting Up the ZyAIR
Table 14-1 Troubleshooting the Start-Up of Your ZyAIR
PROBLEM CORRECTIVE ACTION
None of the LEDs
turn on when I
plug in the power
adapter.
Make sure you are using the supplied power adapter and that it is plugged in to an
appropriate power source. Check that the power source is turned on.
If the problem persists, you may have a hardware problem. In this case, you should
contact your local vendor.
1. Make sure the ZyAIR is connected to your computer's serial port.
VT100 terminal emulation.
9600 bps is the default speed on leaving the factory.
Try other speeds in case the speed has been
changed.
I cannot access
the ZyAIR via the
console port.
2. Make sure the
communications program is
configured correctly. The
communications software
should be configured as
follows:
No parity, 8 data bits, 1 stop bit, data flow set to
none.
14.2 Problem with the Password
Table 14-2 Troubleshooting the Password
PROBLEM CORRECTIVE ACTION
I cannot access
the ZyAIR.
The Password and Username fields are case-sensitive. Make sure that you enter the
correct password and username using the proper casing.
Use the RESET button to restore the factory default configuration file. This will restore
all of the factory defaults including the password. Refer to section on resetting to
factory defaults for details.