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AT
M Monitor
Your modem has a built-in speaker enabling you to monitor the progress of calls. You can listen
for dial tones, busy signals, a successful connection to another modem, or someone answering
your call.
The M command controls the operation of the speaker.
☞
☞
☞
☞
☞
Some modems also provide volume control via the L command.
Options
ATM0
Speaker is always off
ATM1
■
Speaker is on whenever the modem is dialling or answering a call. When a
connection is established, the speaker is switched off
ATM2
Speaker is always on
ATM3
Speaker is off whenever the modem is dialling or once a connection is
established
ATM4
Speaker is on whenever the modem is dialling or answering. The speaker will
also be on during retrains or rate changes.
Range
0-4
See Also
L Command
Speaker Volume Control
Summary of Contents for Global Carrier
Page 1: ...Global Carrier 56 Modem User s Guide 0049 2200 001 Rev A...
Page 130: ...Page 130 Range 0 2...
Page 225: ...S Registers Page 225 See Also ATS105Voice Dead man Timer Range 0 255...
Page 252: ...Page 252 Standard RS 232 Examples...
Page 262: ...Page 262...
Page 289: ...Compliances Page 289...