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ManualsBrandsSwann ManualsCar DVRDVR4-NET
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! Power supply
This Digital-Video-Recorder uses a DC 12 volt indoor power supply. The voltage of
the power must be verified before using. When the DVR4Net is not in use for a long
time, pull out the plug from the socket and disconnect the power.
! Security
This DVR4Net is for indoor use only; in order to avoid the danger of a short circuit or
electric shock, please do not expose the DVR4Net to rain or a moist environment. If any
solids or liquids enter the unit’s case, please turn off the power supply immediately, and
return the unit to a qualified technician to check the DVR4Net before restarting it.
This DVR4Net is a precise instrument; do not attempt to repair any component of the
DVR4Net by yourself as this will void warranty. If your DVR malfunctions in any way,
please contact the dealer in your area or Swann Tech Support directly.
! Installation
Please choose an appropriate site to install the DVR4Net, to ensure adequate ventilation
around the DVR4Net to avoid excessive heat. Do not install the DVR near a radiator,
ventilating trunk, heat sources, under direct sunshine, dusty locations or anywhere there
is a chance for mechanical vibration or impact.
! Video input: 4channels; video output: 2 channels.
! Audio input: 4channels; audio output: 1 channels.
! Four optional levels of image quality: very high, high, normal, low. Record and playback
frame rate change enable for recording.
! Compression mode: Modified MJPEG.
! Compatible with NTSC and PAL format.
! Supports alarm recording and time recording.
Multi-function searches: be able to distinguish different alarm records and time records
from ordinary records; be able to search by time, by segment or by event.
! Support various playback modes: pause, several fast forward and backward play modes.
! Support zoom, auto, and PIP function.
! 4 alarm input and 1 relay alarm output.
! Equipped with IR remote control
! Supports video loss and motion detection functions.
! Supports watermark image security protection.
! Triplex operation, can play back and search while it is recording. Both live and playback
pictures can be displayed on screen simultaneously.
! Totally independent from a PC platform, to give you the best opportunity to avoid loss of
recording from shutdown caused by the failure of other programs and operating system
malfunctions etc.
Security Notice
Features of this DVR
3 36
PTC2: (seven byte)
PTC3: (seven byte)
Byte 5 and byte 6 are ransom value from 0x00 to 0xff.
Byte 7 = mod [(byte2 + byte3 + byte4 + byte5 + byte6)/100]
Note: This protocol is the same as PELCO-D, which is used to control a speed dome. So, if
you use PELCO-D to control a speed dome with your keyboard, you can also use the
keyboard to control the DVR through this protocol using a different address to distinguish the
DVR and the speed dome.
Byte1 Byte2 Byte3 Byt4 Byte5 Byte6 Byte7
0xFF Addr
Var1 Var2
Check
sum
Var1 Var2 Function PELCO-D
0x00 0x08 Ch1/up Up
0x00 0x10 Ch2/down Down
0x00 0x04 Ch3/left Left
0x00 0x02 Ch4/right Right
0x04 0x00 Chall/enter Iris close
0x00 0x40 Record Zoom
wide
0x00 0x20 Play zoom tele
0x02 0x00 Search Iris open
0x00 0x80 WM/+ Focus far
0x01 0x00 Display/- Focus
near