
Appendix A
Troubleshooting
n the event you encounter a problem using your Telenetics modem, Irefer to the troubleshooting information in this appendix.
,
IMPORTANT
If you encounter a problem with your modem, be sure the switches on the bottom of the modem are set to the appropriate positions. If a switch is halfway between an on and off setting, the modem will not operate properly.
Problem Solving
Table
Table
If… | Perform These Procedures… |
|
|
Modem does not respond to | Check the power supply input for your |
the attached DTE and the all | specific model (see page 27). |
LEDs are off. |
|
|
|
Modem does not receive data, | The receive line pair may be |
and the DCD and RxD LEDs | disconnected from the modem. Make |
are off. | sure the transmission line connection |
| to the modem is accurate and secure. |
| The receive signal level may be below |
| the CD threshold. Set |
| see whether configuring the modem |
| for a −43 dBm threshold resolves the |
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