Samsung 31 ユーザーズマニュアル

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Chapter 5: Using the Web browser 
truVision DVR 31 User Manual 
45 
Item Name 
Description 
Bandwidth control switch (Dual 
Streaming) 
Toggle between Bandwidth settings and Live Dual 
Streaming. By default the Bandwidth settings are 
enabled. Bandwidth settings refer to the number of 
video frames sent across the network. For example, 
select High for all data or select Low for partial data. 
Switching to Live Dual Streaming uses a second video 
data stream (less data size) that is sent over the 
network. This is ideal for lower bandwidth networks. For 
more information, see “Live dual streaming” on page 
47. 
PTZ controls 
Control PTZ for the currently selected camera. Only 
displays if PTZ control is available for the selected 
camera (indicated by a PTZ icon). You can drag this 
panel anywhere on the screen. 
Viewer 
View live or playback video. 
Zoom 
Zoom in or out on video. 
Download DVR player 
Download the DVR player. 
Function 
Lets you do the following: 
• 
View live video 
• 
Play back video 
• 
Display the configuration screen 
• 
Search for recorded video 
• 
Take an image snapshot (saves image file to 
Desktop) 
• 
Set the aspect ratio 
• 
Check the hard drive health status 
 
Windows Vista and 7 users 
Internet Explorer for Windows Vista and Windows 7 operating systems have 
increased security measures to protect your PC from any malicious software 
being installed. When using the DVR 31 Web browser interface, you can install 
ActiveX controls to connect and view video using Internet Explorer. However, you 
cannot download data, such as video, images, and the DVR player due to the 
increased security measure. 
To have complete functionality of the Web browser interface and the DVR player 
with Windows Vista and Windows 7, do the following: