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| Chapter 4 Troubleshooting |
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| Classification | Symptom | Check | Corrective action |
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| Video | No video is | Is the monitor power on? | Check the monitor power and operation. |
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| output | Is | Confirm that the |
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| (black screen) | Is | Check the connection between the |
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| connected to the monitor? | and monitor. |
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| Blue/gray | Has decoding started? | See Section 3.5.3, "Operation & Status |
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| screen is |
| (Decoder)," and confirm that "Normal |
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| output. |
| (Receiving)" is displayed for "Decoding." |
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| Is the setup normal? | Check the streaming address and port number |
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| settings. |
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| Is "Operating" displayed | Confirm that the streaming source device is |
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| for "Encoding" on the | distributing streams. In the case of the |
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| streaming source device? | series encoder, see Section 3.3.4, "Operation & |
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| Status (Encoder)" and confirm that "Operating" is |
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| displayed for "Encoding." |
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| In the case of Unicast, confirm that the number of |
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| possible streams of encoder is observed. |
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| Only color | Is the video input of the | In the case of |
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| bars are | source device normal? | input is not received, the encoder outputs color |
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| displayed. |
| bars or gray view according to the setting of |
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| "Display when no video signal input" on the AV |
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| input setup page. Check video input. |
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| Is the copy protected | The HDMI signal protected by HDCP |
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| content like DVD input to |
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| HDMI interface? | cannot be input to |
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| point of the copy right protection. |
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| Check video input. |
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| Receiving | Is a receiving error present? | Check the number of data packets received |
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| video |
| (decoder information) according to Section |
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| sometime |
| 3.2.11, "Performance Statistics." |
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| stops or video |
| Display the Performance Summary frame several |
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| image is |
| times. If the number of data packets lost is |
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| unstable. |
| counted up, the network load may be high or there |
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| may be a problem with the setting. Consult your |
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| network administrator. |
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| Is the MTU size too small? | Use the size recommended for the network used. |
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| Audio | No sound is | Is | Confirm that the PWR LED is on. |
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| generated. | Is | Check the connection between |
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| connected to the speaker? | speaker. |
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| Is the volume of the speaker | Check the volume of the speaker. |
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| used too low? |
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| Is an alarm generated on the | If an alarm is generated, see the operating manual |
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| streaming source device? | of the streaming source device. |
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| Is the streaming source device | Check the connection of the audio cable. |
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| correctly connected to the |
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| audio source? |
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| Noise is | Disconnect the audio output | If noise does not disappear even after the cable is |
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| generated. | cable from | disconnected, check the audio cable and audio |
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| it eliminate the noise? | output equipment. |
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| Is a receiving error present? | Check the number of data packets received |
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| (decoder information) according to Section 3.2.11, |
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| "Performance Statistics." |
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| Display the Performance Statistics frame several |
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| times. If the number of data packets lost is counted |
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| up, the network load may be high or there may be a |
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| problem with the setting. Consult your network |
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| administrator. |
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| Data | Data | Is the port setting normal? | Check the setting according to Section 3.2.6, "Data |
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| communication | Is the port setting consistent | Port." |
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| is disabled. | with the destination device? |
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