| Name | Function |
| 1. USB Device | Used for updating firmware |
| 2. USB HOST | Used for Data Backup |
| 3. LED Lamps | Shows status of operation |
| 4. CD - RW | Used for Data Backup and Firmware upgrade |
Website Templates by IceTemplates.com
| Name | Function |
| 1. RS 485 | Connection with PTZ camera or other external device using RS 485 interface |
| RELAY output | Relay out terminal |
| SENSOR input | Sensor input terminal |
| 2. RS-232C | Connection to external device as PC using RS-232C to control the DVR |
| 3. ETHERNET | Connection to ETHERNET device |
| 4. CAMERA Input | Connection with camera (NTSC / PAL) |
| 5. MONITOR Output | Connection with Composite Monitor (NTSC / PAL) |
| 6. SPOT Monitor Output | Connection with Composite Monitor (NTSC / PAL) |
| 7. PS/2 | Connection with PS/2 MOUSE |
| 8. DC Power | DC over 12V adapter |
| 9. VGA | Connection to VGA Monitor (CRT type or TFT LCD Monitor) |