User Manual
Table Of Contents
- Contents
- 1 Introduction
- 2 Basic Operation Guide
- 3 Wizard & Main Interface
- 4 Camera Management
- 5 Live Preview Introduction
- 6 PTZ
- 7 Record & Disk Management
- 8 Playback & Backup
- 9 Alarm Management
- 10 Account & Permission Management
- 11 Device Management
- 12 Remote Surveillance
- Appendix A FAQ
- Appendix B Calculate Recording Capacity
- Appendix C Compatible Device List
Introduction
NVR User Manual
9
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RS485 Connection
There are two types of RS485 interfaces:
（Type 1） （Type 2）
Type 1: The P/Z interfaces are unavailable temporarily. K/B interfaces are used to connect
keyboard.
Type 2: The RS485 interfaces are used to connect keyboard. A is TX+; B is TX-.