
Attachment C: Troubleshooting and FAQs
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| What encoder and decoder | The camera uses MJPEG or MPEG4 compression technology to | |||
| are used by the camera for | provide quality images. MJPEG is a standard image compression | |||
| sounds and images? | 
 | technology applicable to different browsers without the need to | ||
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 | install additional software. MPEG4 is a  | 
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 | compression standard and can provide high image quality at low | 
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 | bandwidth. | 
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 | The sound decoder uses PCM (Stereo, 16bit, 8kHz) compression | 
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 | technology. | 
| How | many | users | are | The maximum number of viewers depends on the bandwidth of the | 
| allowed to view the camera | client accessing the camera. About 5~6Mbps are used to process | |||
| simultaneously? | 
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 | data of the camera, so the maximum number of viewers changes in | |
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 | proportion to FPS and the resolution of the image. Obviously, the | 
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 | higher the number of viewers, the lower the performance at each | 
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 | client end. | 
| Is it possible to catch the | Yes, you can use the snapshot function from the main control page. | |||
| image from the camera in a | 
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 | Camera Installation | 
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| Can the camera be used | The camera is not waterproof, so a special waterproof cover must | |||
| outdoors? | 
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 | be available for outdoor use. Please note that the waterproof cover | |
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 | may affect the  | 
| Link LED does not light | 
 | • Check that the attached standard transformer is not damaged. | ||
| up. | 
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 | Plug the power cable and reboot the machine. | 
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 | • If the problem remains, contact your dealer for help. | 
| What network cable is used | The camera uses a 10 or 100  | |||
| for the camera? | 
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 | cable. | |
| How to install and operate | If you have a firewall in your network environment, please select | |||
| the | camera | behind | a | HTTP mode (Port80). Generally the port 80 is always open for the | 
| firewall? | 
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 | browser to access the Internet. | |
| What are the username and | Username = root | |||
| password for the first use | Password=root. | |||
| and after reset to factory | Please change your password immediately after entering the system | |||
| default? | 
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 | to ensure information security. | |
| I forgot the username and | Please proceed as follows: | |||
| password I used for the | 1. Hold the Reset button for 4 seconds after booting to reset the | |||
| setting. What should I do? | password to preset. | |||
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 | 2. Change the username and the password. | 
| I forgot the IP address of | Use IP Finder to locate the IP address of the camera. | |||
| the camera. What should I | Please connect the camera and the PC on which the IP finder is | |||
| do? | 
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 | executed to the same hub. | 
| IP Finder cannot find the | • When the camera still can’t be located over 1 minute,  | |||
| camera. | 
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 | the camera. | |
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 | • Do not connect the camera to more than one router. The IP | 
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 | Finder will not be able to detect the camera. | 
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 | • If the IP of PC on which the IP Finder is executed is not correctly | 
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 | set, the IP Finder will not be able to locate the camera. Please | 
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 | confirm that the IP address has been properly set. | 
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