Meridian DSP420 User Manual page 21

Meridian Configuration program
repeatedly fails to talk to the
loudspeaker
• Check that you have selected the correct COMMS
port on your PC.
• Check that no other program currently running is
using the COMMS port.
• Check that it is connected correctly.
• Turn off the DSP420 for a few seconds and turn
back on, then retry.
• Quit from all other programs and retry.
• Reboot the computer and retry.
• Ensure you are using the serial lead supplied with the
product, or a null modem cable.
• If you are using a notebook computer, ensure that
it is connected to its power supply and not powered
from battery.
• If you are using a notebook computer try turning off
the screensaver or power management software.
17
Troubleshooting