Motorola SM56 Quick Start User Manual page 16

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You hear feedback (noise) from the sound system
(Data/Fax/TAM/Speakerphone only)
1. Position the speakers at least three feet (1 M) away from the microphone.
2. Ensure that the speakers are facing away from the microphone.
3. Turn down the speaker volume.
4. Speak into the microphone at a distance of at least 12 inches (30 cm) from your mouth.
Minimize background noise.
5. If there is still feedback, turn off the microphone boost, under the volume control panel.
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The modem connects; then meaningless characters appear
1. Open the Control Panel. Double click the Modem icon.
2. Select the Motorola SM56 modem
3. Click on Properties.
4. Select Connection.
5. Click on Advanced.
6. Check the Use Error Control-Required to Connect box.
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The modem cannot connect; the Error Control option is selected
The modem may be connecting at a rate higher than appropriate for the line conditions.
1. Use the AT%B command to limit the SM56 maximum connection rate. (For a list of AT
commands, refer to the on-line User's Guide.)
2. Lower the rate, using AT commands, until the problem is corrected. You can add AT
commands to do this; refer to the next section .
How to Add AT Commands
1. Open the Control Panel.
2. Double-click the Modem icon.