| Troubleshooting | 228• Diagnosing the Audio• Diagnosing the Camera• Diagnosing the NetworkDiagnosing the AudioYou can check whether the speaker connected to your system can pick up voice and play audio normally.Procedure1. Do one of the following:• On your VCS:For VC880/VC800/VC500/PVT980/PVT950, go to More > Setting > Diagnose > Audio Diagnose.On your VC200, go to More > Diagnose > Audio Diagnose.On your VP59, tap Setting > Diagnose > Audio Diagnose.• On your CTP20, tap Setting > Diagnose > Audio Diagnose.2. Speak to the microphone.3. Check whether or not the microphone can pick up the sound properly.4. If the microphone can pick up the sound properly and play it, the audio can work.5. Stop diagnosing.Diagnosing the CameraYou can check whether the camera can pan and change the focus normally. This feature is not applicable to VP59.Procedure1. Do one of the following:• On your VCS, go to More > Setting > Diagnose > Camera Diagnose.For VC200: on your remote control, go to More > Diagnose > Camera Diagnose.• On your CTP20, tap Setting > Diagnose > Camera Diagnose.2. Tap the navigation keys to adjust the camera angle.3. Select or / or to zoom out or zoom in.4. If the camera can move and zoom normally, it means that the camera is working well.5. On your remote control, press to stop diagnosing.On your CTP20, tap Diagnose to stop diagnosing.Diagnosing the NetworkThe wrong network settings may result in inaccessibility of your system and poor network performance. You can usethe ping or trace route to troubleshoot network connectivity problems.• Checking the Network Using “Ping” Method• Checking the Network Using “Trace Route” MethodChecking the Network Using “Ping” MethodThe Ping method can help you check whether the system can be connected to the IP address of the remote device.Procedure1. Do one of the following: