4.1 Troubleshooting
4.1Troubleshooting
4.1.1Installation
| PROBLEM |
| PROBABLE CAUSE | SOLUTION |
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• | Extension telephone does | • | Faulty connection | • Plug the telephone into the same |
| not function. |
| between the PBX and | extension port using a short telephone |
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| telephone. | cord. |
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| If the telephone functions, then the |
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| connection between the PBX and the |
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| telephone must be repaired. |
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| • | Faulty telephone. | • Plug the telephone into a known |
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| functioning extension port. If the telephone |
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| does not function, replace the telephone. |
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| • A telephone with an | • Use a | |
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| relay is connected. | Set the |
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| to the "OUT" or "OFF" position. |
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| • | Faulty extension card. | • Exchange the card for a known functioning |
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| one. |
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• | Proprietary telephones | • | The H and L pins of | • Turn the Power Switch to the "OFF" |
| (PTs) connected to |
| extension jacks may have | position. Fix the shorted part, then turn the |
| extension jacks do not |
| shorted. | Power Switch to the "ON" position. |
| operate, but single line |
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| telephones (SLTs) do. |
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• | Noise heard through | • | If using an amplifier, noise | • Use a shielded cable to connect the PBX |
| external pager |
| may be being introduced | and the amplifier or loudspeaker. A shorter |
| (loudspeaker). |
| through the cable | cable will introduce less noise. |
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| connecting the PBX and |
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| the amplifier or |
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| loudspeaker. |
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• | Audio (Music on Hold, | • | Audio level from the output | • Decrease the output level of the external |
| Background Music) is |
| of the audio source is too | audio source by using the volume control |
| distorted. |
| high. | on the audio source. |
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• | Speed Dialling or One- | • | Incorrect programming. | • Store the outside (CO) line access number |
| touch Dialling does not |
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| (for example, 9 or 0, 81 through 88) at the |
| function. |
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| beginning of the telephone number. |
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• | Improper operation other |
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| • Turn the Power Switch to the "OFF" |
| than the above. |
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| position, and then back to the "ON" |
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| position. |
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