VIKING COMPONENTS 56K USB MODEM USER’S GUIDE
General (Continued)
Problem |
| Solution |
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| |
How can I change the speaker vol- | • The volume can be changed through AT Commands. Use | |
ume on the modem? | the following AT Commands to change the volume levels: | |
| ATL0 | Set lowest speaker volume |
| ATL1 | Set low speaker volume |
| ATL2 | Set medium speaker volume |
| ATL3 | Set high speaker volume |
| ATM0 | Turn speaker off |
| ATM1 | Turn speaker on during handshaking and while |
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| receiving carrier |
| ATM2 | Turn speaker on during handshaking and while |
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| receiving carrier. |
| ATM3 | Turn speaker off during dialing and receiving |
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| carrier and turn speaker on during answering. |
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| |
Modem does not dial or dials incor- | • Are you cable and phone line connections secure? | |
rectly. | • Is there another phone extension on the same line in | |
| ||
| use? |
|
| • Are you using a standard analog phone line? Digital | |
| phone lines will not work with this modem. | |
| • Is the telephone number correct? | |
| • Did you enter a “1” before the area code when dialing | |
| long distance? | |
| • Are you required to enter a prefix, such as a “9” in your | |
| settings. |
|
| • Is the other line busy or not answering? Make sure it is | |
| available before calling. | |
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