AVer SA series - Manual (Page 95)

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4.1.3.6 Switching to 485 DVR Mode
When the System Controller is connecting with DVR system through the 485 port, the System Controller
mode should be in 485 DVR modes in order to operate the DVR system. If the mode is not 485 DVR mode,
please follow the below steps to switch to 485 DVR mode.
i - The default mode is USB DVR mode
- The USB CMS mode is not supported in current version.
- If System Controller is connecting with PTZ camera through RS485 port, please refer to
Operating in PTZ
485 Mode for operation description.
1. In main menu screen, press button to enter Controller setup screen.
2. Press button to enter Mode setup screen.
i
If the password function is enabled, user needs to enter the password for mode switching.
3. In Mode setup screen, press button to switch the mode to 485 DVR mode.
4. Press button to confirm. To cancel the selection, press button. When the “Complete”
message appears on the LCD screen, the mode switch is completed.