© Copyright Qvis® All documentation rights reserved. 74 File format: Click the file format; you can see there are two options: DAV/ASF. Picture backup: Please set the corresponding time, channel and then select the type asPIC from the dropdown list. See Figure 4-39. Please click the Add button and then selectthe pictures. Click the Start button; you can copy the specified pictures to the selectedportable devices.Figure 4-39 One key backup: It includes three steps: the search, select all, start the backup. Youcan skip the above three steps and then copy all the searched files directly.The file name format usually is: Channel number+Record type+Time. In the file name, theYDM format is Y+M+D+H+M+S. File extension name is .dav.Tips: During backup process, you can click ESC to exit current interface for other operation.The system will not terminate backup process.Note: When you click stop button during the burning process, the stop function becomesactivated immediately. For example, if there are ten files, when you click stop system justbackup five files, system only save the previous 5 files in the device (But you can view tenfile names).4.9 PTZ Control and Color SetupNote: All the operations here are based on PELCO-D protocol. For other protocols, theremight be a little difference.4.8.1 Cable ConnectionPlease follow the procedures below to go on cable connection Connect the dome RS485 port to DVR 485 port. Connect dome video output cable to DVR video input port. Connect power adapter to the dome.