Speco Technologies DVR-PC8 Series - Manual (Page 10)

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3.1.6. PC Monitor Output
Connect PC monitor to view the image output. DVR-PC8 series supports both PC monitor and Spot monitor. When the
analogue monitor is connected to RCA Jack, the part of analogue image is always outputted except for the various user
interface shown in the PC monitor. The screen mode of the spot monitor output is always full screen, and is controlled
independently with the PC monitor.
3.1.7. USB Ports
Connect exterior CD-RW with USB interface. Only approved USB CD-RW models by manufacturers can be used.
3.1.8. LAN Port
For remote monitoring, connect the network to LAN (Local Area Network), Internet, or exclusive line of TCP/IP basis. IP
address should be fixed, and dynamic IP address allocated from DHCP cannot be used.
3.1.9. MIC
Input voice is synchronized to channel 1. When the voice signal is in line level, connect to line In jack above the MIC Input
jack.
3.1.10. Speaker Output
The output signal is line level. To expand the output signal, there is a need for an amplifier.
3.1.11. Spot Monitor Output
When the analogue monitor is connected to BNC Jack, the part of analogue image is always outputted except for the
OSD. The screen mode of the spot monitor output is always full screen, and is controlled independently with the PC
monitor.
3.1.12. Image Input
Image input has analogue composite signal and can be set to NTSC or PAL, according to the requirement of the user
during product order. Be sure to match the type of camera to be corresponding with the system. To get good quality
image, check the power of the whole system and the safety of the ground construction. Also, adjust the lighting and focus
iris of the camera properly.
3.1.13. Sensor Input / Alarm Output Port
To use sensor input and alarm output, alarm I/O Terminal (Option) would be needed. Connect cable of terminal to alarm
output port, and then each sensor and wire of alarm devices to the corresponding terminal.
Note A sensor alarm is activated by a relay or switch. It can be connected to either N/O (Normal open) or N/C
(Normal Close) type and the user has to set the sensor accordingly. The contact closure time of the switch or
relay must be greater than 0.5 sec.