Appendix C Troubleshooting
SYMPTOM:
•My computer does not recognize my phone and/or AT commands
•I cannot place a call.
POSSIBLE REASONS | SOLUTION |
Your phone is not turned on. | Power ON your phone. |
Your phone is not communicating | Power your phone OFF, then ON |
properly with your computer. | again. |
The cable between your phone and | Make sure you are using the |
the DPC is not connected correctly. | correct data cable and all |
| connectors are securely fastened. |
Other software is using the COM | Deactivate the software that is |
port. | using the COM port. ActiveSync |
| usually uses the COM port. |
You have multiple modems set up | Configure your communications |
on your computer, and your | software for a DPC connection. |
software is configured for a modem | Select your mobile phone as the |
other than the mobile phone. | modem. |
The COM port is disabled. | Consult your computer’s user |
| guide for help managing COM |
| ports. |
Your data cable or PC Card | Check the pins (metal contacts) on |
adapter are damaged. | either end of the cable and/or |
| adapter. If any appear bent or |
| unaligned, you may need them |
| replaced. |
There is a conflict with COM ports | Consult your computer’s user |
and IRQs. | guide for help managing COM |
| ports. |
Your computer is waiting for the | Make sure that the Wait for dial |
dial tone. | tone box is unchecked. Refer to the |
| chapter for your computer type to |
| modify your connection’s settings. |
54 APPENDIX C: TROUBLESHOOTING
