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Motorola 3460 User Manual

Page 92

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3460 Fast’R

5-4

Cannot
establish a
connection

Check the disconnect
code (AT&V)

Based on the disconnect reason,
take the appropriate action.

Check the modulation
configuration:

• Mod (AT

*

MM)

• Max Rate (AT

*

MX)

• Min Rate (AT

*

MN)

Ensure that Mod=V.34 Auto
(ATT

*

MM0) or V.32bis Auto

(AT

*

MM2).

Ensure that the local and remote
modem modulation modes are
compatible.

Check the EC/DC
Mode option.

Ensure Mode=AutoRel
(AT

*

SM3) on the local and

remote modems.

Communication
package
displays On-
line status
before calling
or answering

Check DCD (AT&C).

If DCD is not Normal, issue
AT&C1 command.

A call is
established but
not maintained

Read the disconnect
code.

Based on the disconnect reason,
take the appropriate action.

Cannot hear
connection
sounds (stand-
alone modems)

Check Speaker option
(ATM).

If the speaker is not on, turn it
on (ATM2).

Check Volume option
(ATL).

Adjust volume.

Table 5-1. Troubleshooting the 3460 Fast’R Modem

Problem

Diagnosis/Test

Possible Solution