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| No connection. | Some of the system settings are not | Set the system settings correctly | ||
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| correct. | referring to “Registering Local |
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| Information” (page 36). |
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| The IP address and network mask | Ask the system administrator to set |
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| are not set correctly (when using | them correctly (page 45). |
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| LAN). |
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| The LAN or ISDN cable is | Connect correctly (pages 19, 20). |
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| disconnected. |
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| The LAN or ISDN cable is | Connect correctly (pages 19, 20). |
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| connected to the incorrect |
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| connector. |
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| The LAN or ISDN cable is down. | Replace the cable with a new one. |
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| The cable exclusively designed for | Use the cable for LAN connection. |
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| the ISDN connection is used for |
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| LAN connection (when using |
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| LAN). |
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| Incorrect type of cable (cross or | Use the correct type of cable. |
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| straight cable) is used for the LAN |
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| or ISDN connection. |
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| The DSU is turned off. | Turn on the DSU. |
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| If you disconnect the | Turn off the power of the system and |
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| communication with an abnormal | wait for a few minutes before turning |
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| procedure, e.g., unplugging an | it on again. |
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| ISDN cable or turning off the |
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| system during communication, you |
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| may not connect to the ISDN line |
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| for a while (when using ISDN). |
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| If you repeat plugging/unplugging | Turn off the power of the system and |
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| or turning on/off, you may not | wait for a few minutes before turning |
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| connect to the network for a while | it on again. |
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| (when using LAN). |
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| LAN connection timeout (when | Try again later. |
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| using LAN). |
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| Packet for videoconferencing is not | Consult with the system administrator |
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| acceptable under the current LAN | so that the packet for |
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| environment (when using LAN). | videoconferencing becomes |
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| acceptable under your LAN |
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| environment. |
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| The remote terminal is not turned | Ask the remote party to turn on the |
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| on. | terminal. |
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| It takes a long time for the remote | Ask the remote party to cancel the |
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| party to be able to answer from the | standby mode. |
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| standby mode. |
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| The remote party is in | Call the remote party after they end |
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| communication with another party. | the communication with another |
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| party. |
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168 |
| Troubleshooting |
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