Steren PBX-100 Manual De Instrucciones página 102

5. TROUBLESHOOTING
5.1 No outgoing calls can be made
1) The phone line is set for a special extension.
2) The extension is hung incorrectly.
3) The CPU and internal data are caused by disordered energy unstable.
4) The call barring class is 6.
5.2 Do not be performed outside calls
1) The phone line connection is loose.
2) The telephone line is connected to another device.
3) There are no messages recorded in the auto-maker mode.
5.3 There's no communication between extensions
1) The extension is hung up incorrectly.
2) The extension number is incorrect.
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