Net DVR DVR7004, Руководство пользователя

Страница: 19 / 83

19
Net DVR
Video output: 1 VGA output, 1 CVBS output.
Audio input: User can use our special cable to capture audio.
Audio output cautions: If you want to connect sound box for audio output, please use 3.5mm to two lotus flower cable for change.
3.3.3 USB Backup Interface
This port is just used to backup. The capacity for the U disk should be larger than 512M, and the format is FAT32. If you want to format the U disk,
please enter the
“
disk management
”
to check it.(Specific operation please refer to
“
Disk Management
”
)The U disk backup operation please refer to
“
Backup Operation
”
.
3.3.4 Network Interface
There is a RJ45 10M/100M adaptive Ethernet interface which is used to connect the PC and the DVR. The indicator lights ACT and LINK are used to
indicate current network status.
LINK (Network speed indicator) on
—
100M off
—
10M
ACT (Send/Receive data indicator) Blink
—
Sending/Receiving data
Notes: When you directly connect the computer's network card with the host DVR, please use the cross line; when connect with the computer through
router, please use the parallel line.
3.3.5 Alarm Input/Output Connection
Alarm input: Input resistance : 22K
Ω
, window contrast voltage (3.0 V-4.18 V).
(Note:There will be alarm when the voltage between 0V-3V or 4.18V-12V, and no alarm when the voltage between 3V-4.18V)
Alarm output: Relay (240VAC/7A,125VAC/10A,28VDC/10A), normal (relay open), alarm output (relay close).
Sensor power: The machine provides a +12V DC power output port.
3.3.2 Video/Audio Connection