User`s Manual RS-D5604 – Oct 04 - Security Warehouse Security
Contents
1. DVR Digital Video Recorder User s Manual RS D5604 Oct 04 Contents GomteniS ita laca 1 CHapter Ue FEAS T ta 4 NIV TRC AUIS rs ise A A ns 4 Chapter 2 Ay OU a cx aeuceccsucued cxuswisescencscausiacucecsencseteasadecavesseieiasesees 5 21 Front Panel Details please Teler tothe real Produc iia led le dies 5 2 2 Rear Panel Details please refer to the real product oooooooonononononononnonnnnnnnnnnnnnnononononnnnnnnnnnnnnnnnononnnnnnnnnss 5 23 Remote Control A e e 6 Chapter 3d DVR Inistallaonscecssecsccccccassssscsseccswncesecaaacsaccswncesegsvascoccuausasacseccssusunesececencsensaereveuseuscavusteverstoreseasietensiexs 7 Srl ea rd DES Is ta My WOM IS IS 7 3 2 Camera and Monitor Connection ccccccccnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nn n nn nn nn nn n non nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnns 7 NO o el Cll OL mrin E E eae ae eee ee fi Chapter DVR BOG UD iia 8 A Ame Vy StCUM lo A O waters Letts lem cele eee eaten atin eaten tee 8 Be IIS FAY PIA OC Ce seec tee cee cree cmet tee ceet cram cnet e enact caecenencatennet orem crete teacncecyt 8 Chapter DVR Men tacita NESTARES TRA A AE A RR 9 MAA META zon 9 SAS A E arte ces 9 o A a 9 CAMEO ia 10 IRE CORD a eS 11 e a O o ka mena 12 a 13 AO ops 13 y A O 14 e MOS A A A IS O 16 O NER ae ea A aaa Te eR CMO AP CSTE Se SMS NEY A A 16 me en UME SEARO e oe 16 SA A A II OR ad N Cea ciia teas 16 SO URGENTO IR E ote eat hee tie ened te ct tt ete ett nte cta ita peo 17 D4 Record Pla Da rol2. 15to 60 seconds or off Buzzer time The option allows you to define how long buzzer will sound after detecting motion The value can be changed from 1 to 60 seconds or off Alarm time The option allows you to define how long external alarm time will last after detecting motion The value can be changed from 1 to 60 seconds or off Motion trace indicates whether screen will display the motion trace when detecting motion When motion detection is on and there is motion in detection area the according trace will display in red Press ESC key to exit menu and if you want to save the setup please press Enter key 5 3 3 1 Sensitivity SENSITIVITY Press Enter button to enter into Sensitivity ANSIA IAS LEVEL 4 Menu shown as left picture Sensitivity levels include Level 1 level 8 The lowest for level 1 and highest for Level 8 and fault value for Level 4 After finishing the above set press Enter key to save and exit the menu and ESC key to quit and exit the menu 12 User s Manual RS D5604 Oct 04 5 3 3 2 Motion Area Move cursor and select Motion Area and then press Enter key to enter into motion area setup interface Press MENU key or right key of mouse to popup select clear exit menu press select and ENTER key move cursor to setup motion area Dark Green blocks represent the area that is not being detected while the light Green blocks are the areas under detections The Clear menu
3. Title Menu and press Enter key to enter into title setup interface On the setup interface move direction keys to select digital numbers or characters and then press ENTER key to confirm KEYBOARD INSERT CHOS5 i T 10 User s Manual RS D5604 Oct 04 Press Enter key to save and exit the menu and ESC key to quit the above setting and exit the menu Please note that Title support up to eight characters or digital number 5 3 2 RECORD Channel Press lt or gt key to select channel When selecting ALL that means SHARPS ALL RESOLUTION CIE i A a Se ae ee ee configuring all channels at the same time QUAL ITY HIGH z i RECORD MODE OFF IF Resolution The option allows you to set AUDIO OFF resolution System support CIF 100frames and HD1 50 frames these two kinds of resolution Only the channel is set to ALL you are allowed to setup resolution FPS The option allows you to set record frame rate Details please refer to section 5 3 2 1 Quality System supports four levels low standard high highest The higher the quality is the clearer the image is This will require more HDD space Record mode The option allows you to adjust record mode such as off no record always continuous record motion motion detection record schedule scheduled record Audio Bind one audio channel to a designated video channel you can select from 1 to 4 or off Press ESC key to ex
4. allows you to clear the designated detecting area The ESC menu allows you to quit the Menu All the changes will be saved 5 3 4 Schedule SeHeDuBE The option allows you to set record 1012 14 16 18 20 22 24 schedule freely Referring to the schedule row 0 24 stands for 24 hours for one day and column stands for seven days for one 0808080808080 080080800 080 08000000 00 08 00 week ALWAYS MOTION Orr Move cursor to any time point on the schedule and press numeric key 1 always 2 Motion 3 off on remote controller and menu key to select record mode If you want to save the setting press Enter key to save and exit the menu and ESC key to quit and exit the menu 5 3 5 Backup BACKUP Only when plugging U Thumb drive or installing recorder for your DVR Backup Ue DISK LD D gt 0 4 DEVICE USB menu will be available shown as left CHANNEL ALL CHANNEL picture SART 2008 10 11 18 41 Disk Select HDD which you backup file END 70 M0 0 44 1012 FI 2191 Rll 7 ae m located at TOTAL 71 104 MB B Device U Thumb drive or Recorder Channel Select any channel which you want to backup Start indicate start time you need to backup recording End indicate end time you need to backup recording Total indicate backup file size When finishing start time and end time system will 13 User s Manual RS D5604 Oct 04 automatically display backup file size AVI back u
5. 2008 MOTION type 2008 MOTION 5008 MOT ION Press A W key to select the file and ENTER key to start playing MOT ION MOY Ye MOT ION 30 EMERGENCY o EMERGENCY 4 EMERGENCY 2008 2101018 2008 2008 2008 2008 ag a a ee CVAOOOQD pa h h E a ee ee ee ee WW WH 0 0 G GW W WH 16 User s Manual RS D5604 Oct 04 5 5 3 URGENT SEARCH EMERGENCY EMERGENCY SEARCH Search the manually record images Press AorW key to select a file and then press ENTER key to start playing o o olo o o olo 00 col uo SAS gt gt P 74 2 5 5 4 Record playback On playback mode press button to play or pause a recording ESC key to quit the playback mode lt Jor gt button to rewind forward the record DVR can support multiple play speeds X2 X4 X6 and X2 for rewinding or forwarding also supports single frame rewind or forward play 5 6 Motion Trace Turn on or off motion trace function When any object is moving on motion detection area the tracer which the object located at will display in red Note The function will be available only when turning on Motion detection mode setting detection area and turning on motion trace of the channel 5 7 Area Zoom in out The option allows you to enlarge a special area and view the area more clearly 5 8 Rotation The function allows you to start or stop rotation full display of each camera in turn Enter into Setup gt C
6. AMERA Channel Press lt or gt key to select BANE channel When selecting ALL that means COLOR VUULE A WVA PORE configuring all channels at the same time ROTATION TIME Color In order to get the best video image the option allows you to adjust parameters such as brightness saturation contrast and hue etc Details please refer to Section 5 3 1 1 SAVE EXIT Title the option allows you to define the name of each camera Details please refer 9 3 1 2 Event popup When alarm is triggered for one channel DVR will make this channel enlarge to full screen in designated time the time can be changed from 1 to 10 seconds or off Rotation time Define the dwell time for single channel full screen display when rotation function is turned on You can use or gt key to select the time value and rotation time can be changed from 1 to 10 seconds or off Press ESC key to quit menu and Enter key to save the parameters you have changed 5 3 1 1 Color Setup When entering into the Color menu you COLOR can adjust parameter of Contrast Brightness Hue Saturation The level is from 1 to 99 The default value is 50 BRIGHTNESS Press lt or key to adjust the parameters Enter key to save and exit the setup and ESC key to quit the setup You can SATURAT ION adjust the parameters freely as per actual situation to reach the best display effect CONTRAST HUE 5 3 1 2 Title Move A or V key to
7. Detail setting methods please refer to the section 5 3 1 2 Once you set system password you will have to input the new password when entering menu or log in network Please remember the modified password firmly If you forget the password please feel free to contact our customer service for assistance 14 User s Manual RS D5604 Oct 04 5 3 6 3 System Info SUSU Si LAO Firmware Ver Firmware version of DVR HDD overwrite ON OFF If you choose ON recording continues and overwrites FERM VER do Vo VUE HDD 74 GB o previous recordings when the hard drive is full OVERWRITE ON If you choose OFF the recording process will stop recording when hard drive full 5 3 6 4 Video system Press or key to select PAL or NTSC Please select the set according to camera 5 3 6 5 Log View ole WILL On x RECORD TIME EVENT INFO In this window you can check related II 22 50356 ANOS Olle EE 59 56 BOOT ING 0111 ORM log information of DVR e g system 10 11 1 EMOTION CAMON booting motion detection manual record 1 ABNORMAL OFF 1 27 BOOTING abnormal shut down etc fit BIBI hh RR OW to Ga Lo Lo BoE Log set determines what information DVR will be written into the system log file MOT ON EMERGENCY BOOT ING 5 3 6 7 Disk Format Firstly select disk which you want to SILES DIES K format and then press ENTER key to format the HDD Be carefully If you format
8. amera gt Rotation time to set the rotation time of each channel 5 9 Audio Turn on or off audio output Please confirm audio input have been bound with video input before turning on Enter into Setup gt Record gt Audio menu to setup the function 17 User s Manual RS D5604 Oct 04 5 10 Car Plate The device support car plate display function Move cursor to Car Plate menu and press Enter key to enter into section 5 3 1 2 Virtual keyboard interface at this moment you could set Car Plate value via direction key 5 11 Quit Shut down system normally Remind Please shut down HDD Recorder normally not directly unplug power especially when recording to avoid any damage to HDD 18 User s Manual RS D5604 Oct 04 Chapter 6 NetViewer Program 6 1 Installation Procedure Insert the software CD into your CD ROM drive Open the CD file Double click the setup file to run the installation program Follow up the instruction to finish the installation step by step 6 2 Main Program Interface Met Viewer Do Series 3302330 Bat 01 330K233 Ba 02 hee 10 0 NET VIEWER NET VIEWER DS Series D amp Series 230234 Bit 03 E Bu O04 NET VIEWER r D8 Series i EH RAYI DAT ea a E A akbal alia 1 PTZ Control This button allows you to control PTZ cameras 2 Network Connection Press the button to connect or disconnect network 3 Net viewer Program setup Setup the software
9. ccessory Optional USER MANUAL _ Power Cord _ Power Adaptor _ User s Manual Guarantee Card j t S 4 _ Remote Controller C Batteries for RC C Screws USB Cable 24 User s Manual RS D5604 Oct 04 The material in this document is the intellectual property of our department No part of this manual may be reproduced copied translated transmitted or published in any form or by any means without our department prior written permission Our products are under continual improvement and we reserve the right to make changes without notice But no guarantee is given as to the correctness of its contents We do not undertake any responsibility for the harms cause by using our product The model of the products in the user s manual only for recognition but these names also perhaps are belong to other company s registered trademark or the copyright The product picture may differ from the actual product only for your reference The accessories will probably be different according to the different selling areas For details of accessories please refer to your local distributor Copyright reserved 25
10. ing parameters etc 4 2 Display mode e l After finishing initialization DVR will e P a gt P a enter into display Mode shown as left picture M M f i 2 y e o J E M5 MAY me DA 99 m2008 10 11 23 02 48 DVR Status bar lies on the bottom of screen which shows Menu Recording status current HDD HDD used ratio and system time etc Menu Press the Menu button to enter into the Main Menu and you also could click the Menu key on Front Panel to enter into Main menu REC When the icon shows in blue color that means DVR is on recording mode Once record mode is set to always DVR will automatically start recording when opening DVR HD1 current Hard Drive 1 indicates the percentage of hard disk being used System Time display current system time User s Manual RS D5604 Oct 04 Chapter 5 DVR Menu 5 1 Main Menu On Display Mode press the Menu key on the status bar or on front panel to enter into Main Menu Shown as left picture a 5 2 Menu Preview Menu Directory Camera Setup Record Display Motion Search Schedule Trace Backup l Zoom System a Rotation Quit Audio Car Plate Shut Down Enter into Main menu and select setup to Je enter into Menu setup Schedule The option allows you to setup parameters for Camera Record Motion etc User s Manual RS D5604 Oct 04 5 3 1 Camera C
11. it menu and if you want to save the above setup please press Enter key 5 3 2 1 Set FPS Press dor key to move cursor to PFS SBU PS o s and press Enter key to enter into sub menu CH01 215 CH02 25 CHOS 25 CHO4 25 shown as the left picture On NTSC mode total frames of CIF format is 120 frames and HD1 format for 60 frames AUTO BGROUP TOTAL 100 100 You could select to manually setup frame rate or system automatically allocate On NTSC mode most frames for each channel should be 30 frames Press dor key to select channel A or W key to modify the parameters ENTER key to save the modification and exit and ESC key to quit the modification and exit 11 User s Manual RS D5604 Oct 04 5 3 3 Motion Detection Channel Press 4 or gt key to select O ETIN channel While selecting ALL it means a CAMERA CHANNEL i PCIA EVIL a configuring all channels at the same time SENSITIVITY F MOTION AREA Motion enable Turn on or off motion detection POST RECORD TIME 5 SEC BUZZER TIME 5 SEC function MOTION TRACE Sensitivity The option allows you to set sensitivity of motion detection Details please refer to section 5 3 3 1 Motion Area The option allows you to set motion detection area Details please refer to section 5 3 3 2 Post Record Time The option allows you to define the recording start time after detecting motion the value can be changed from 5 10
12. ld proceed PTZ control by clicking the PTZ button at the top of screen 2 Remote playback After successful connection click de Playback gt icon to enter into remote playback mode chen E Hee O A CITES 2 5 i 4 om AA EA PA cod en Input a specified time of recorded file that you want to search and click Le Play to remote play the recording file If you want to playback the other recording press gt pause button and modify 21 User s Manual RS D5604 Oct 04 the specified time and then click Preset and F Play button And on playback mode you also press pause KIM previous Frame UA next frame to control the recording file 3 File Play Click EA File Play icon to enter into file play mode no need to connect to net viewer SHR E RER SAA auban alila sebo ill lol atli The function 1s usually used to play backup video file from U Thumb Drive CD disk Net viewer local backup Press open icon to open the backup file And you also can press Le play pause La previous frame Le next frame bk first frame or Lok last frame icons to control the recording file 22 User s Manual RS D5604 Oct 04 Chapter 7 Specification 4 CH DVR tem scription x cola cp a atrio PAL 720x288 360x288 Quality 4 Level Highest High Normal Low HDD Port Support SATA HDD 23 User s Manual RS D5604 Oct 04 Chapter 8 Appendix 8 1 System Connection Diagram 8 2 A
13. lo ret 17 A ee ee AR SAR RE Re AR eR SNe oR Oe RM PREP ERA e RED ere RICE MA AUR PE eR 17 5 Ata ZOOM Ii i 17 A E E E tete at ct pattteet tate ters ath tt Ga A E EEE 17 E 17 pS A e Ue IP ate eh ce Do E E Oo E se ea te eee ee 18 IAN OUTE te ects oh cee eset te i Siete SCAR Sets E TEENE SEARS Be SL tees sats Di ans de tela Patan Pre tale Pas 18 Chapter 6 Nety le wer EOI A alicia 19 Odile ta Wat On Procede dad sin 19 2 Mer LLO Inter ne eos 19 E SSC oe II eens eee S A E ees 20 Op R E a C G et RM eae E eee ae eer eee II ee meetin ee rear Nee rr array 21 Chapter SPECI ICAG OM coi ecaaaasaaak a ean ach bas Baek oie Gc baa Ses bia Sle eceteaeeaseeeeevests 23 TA A teers re arse E T E E ee eee 23 CHAPIER Si AP PEM IN AAA E 0 O anae aaae a aa aoa aaae aeS ESEE 24 8 1 System Connection Diagram 8 2 Accessory Optional User s Manual RS D5604 Oct 04 User s Manual RS D5604 Oct 04 Safety Instruction General safety 1 Use proper power source Do not operate this product from a power source that applies more than specified voltage 100 240V AC 2 Never insert anything metallic into the DVR case Putting something into the DVR case can be a source of dangerous electronic shock 3 Do not operate in wet amp dusty or use near water Avoid places like a damp basement or dusty hallway 4 Do not expose this product to rain or use near water If this product accidentally gets wet unplug it and contact an authori
14. p the video you choose to AVI format and can playback it though common player Move cursor to AVI icon and click the Menu key to select the icon Please note AVI backup just can backup the video of one channel If you set parameter via front panel please press lt or key to move cursor and 4 or Y key to adjust parameter value After finishing all the above setting you can start to backup recording file by pressing Enter key 5 3 6 System SSL EL vila AU SYSTEM PASSWORD SYSTEM INFO VIDEO FORMAT LOG VIEW LOG SET DISK FORMAT FIRMWARE UPGRADE FACTORY RESET LANGUAGE ENGLISH SHUNT DOWN TIME 60 MIN Enter into System menu to setup system time Password Video format shut down delay or view system info and Log etc r r pF TE r r y F Press dor key to move l cursor Enter key to enter into sub menu SAVE and A or Y key to adjust parameter value 5 3 6 1 Time Set MESE There are three time format options We Yi v a setup different time format according to T ME 21010181 10 11 different zone Date format YY MM DD for Asia DD MM YY for Europe MM DD YY for USA FORMAT ASIA Please press lt gt key to move cursor and press A W key to adjust values 5 3 6 2 System Password SVISTEMMDASSWORD Input new password and confirm the PASSWORD z password The password supports up to CONFIRM eight characters or numbers
15. parameter 4 DVR record Remotely start or stop DVR manual recording function 5 AVI Record Convert video stream to AVI file and save it in your computer on Live 19 User s Manual RS D5604 Oct 04 Mode 6 Backup Backup the video stream to your computer with a special format On live mode you can play video of the special format via net viewer 7 Live Mode Remote display on spot image 8 Playback Mode Remote playback recording of DVR 9 File Play Mode Play recording backup 10 Display mode switch The button allow you to switch to different display mode 6 3 Login in System 1 Press BC button to enter into the below setup windows Network Viewer Setting a 41 ss va O hi E IP Ort TCP Ol hi E Dema Eve Cinepak Codec by Radius Intel Indeo R Video R32 ana HE Intel Indeo RI Video RS 2 he Intel Indeo Video 4 5 Intel IYU codec EAS HS o o Microsoft Video 1 222 E Indeo video 5 10 aaa Bete feb par e AAA RARE C AIVE de BEER po e LFS HEIHE Host Name indicate device name you want to visit remotely You can setup the hostname freely Host Address indicates Remote IP address of DVR and the address is same as network IP address of DVR TCP Video Port indicates data transmission Port and it s should be same as DVR S corresponding port no of DVR Save password the option allows you to save visit password of DVR or not The password equals to sys
16. tem password of DVR Network speed Setup transmission speed as per network situation Max Channel Select channel quantity according to the channels connected to DVR 20 User s Manual RS D5604 Oct 04 Codec Select H 264 Language Select Select Language which you want Local save Path indicate DAT recording file save path Set camera size Setup size for each channel on the screen Open Log function The option allows you to open or close Log function When opening the function you will find Log file for every operation through the local save path AVI Save The option allows you to setup video size video source and frame sec AVI Codec Select a AVI codec program to proceed video stream processing Please click OK key to save the above parameter setup 2 Click FEF gt button to pop up the below window and input system password and system will prompt you if the connection is successful or not EMS Password O 6 4 Working Mode 1 Live Mode After successful connection click B icon to enter into Live Mode and then click HA Play button to display image If you want to stop to monitoring please click pause button to stop Het E me AR On Live mode system could proceed PTZ control Firstly you should setup PTZ protocol Baud rate and PTZ address on one channel then enter into PTZ operation interface on DVR next double click the camera you want to control At this moment you cou
17. the hard disk it DISK AL FIRST REC will erase all the data in the hard disk 5 3 6 8 Firmware Upgrade You can proceed firmware upgrade on DVR via USB Thumb Drive Please restart DVR and restore all the factory default setting after successful upgrade 15 User s Manual RS D5604 Oct 04 5 3 6 9 Language Select You can change the OSD language from the default language to other languages as per actual request 5 4 Display Mode DVR supports multiple display modes such as 2x2 PIP1 and PIP2 And press Display mode key on main menu to switch display mode 5 3 Search Setup System will search recording file TIME sur URGEN SEARCH SEARCH ae according to Time Event and Emergency Event 2008 10 Press Search key on remote controller SUN MON TUE WED THU FRI SAT or Select Search key on main menu to open Search Menu 0 O WO N ON 00 U N 5 5 1 TIME SEARCH PAS SALIA 1 TIME SEARCH Search the recorded images according to the accurate time 2008 10 13 11 01 Move cursor to Time Search and then press Enter key to enter into sub menu Press lt or key to move the cursor and press A or Y key to adjust the value After finishing the above setup press Enter key to play the record 5 5 2 Event Search ASI SSA 0 ox 2 EVENT SEARCH Search the RECORD TIME EVENT INFO 2008 10 13 10 5 MOTION CH 03 recorded images according to the recording
18. uct in an area where there is good air circulation User s Manual RS D5604 Oct 04 Chapter 1 Features DVR Features e H 264 Compression with high compressibility Fluent web transmission eo Well Image Quality High Definition e Supports NTSC PAL system e Linux operating system high stability e Supports recording resolutions of CIF gt HD1 O Image quality adjustable e On motion detection mode 8 levels sensitivity adjustable eo 1 CH Buzzer Output and 1 CH Alarm output e Supports Multiple record modes Manual Always Motion detection and scheduled recording e 4 CH VIDEO binding with audio channel and synchronously record video when turning on audio Supports recording list search and advanced time search Supports live output and dwell time Sequential Channel Switch Display Supports Video Loss Alarm Supports Password protection Function With IR Remote Control Supports SATA HDD up to 500G Supports USB 2 0 for backup or upgrade Supports CD DVD BACKUP Optional Supports Zoom in out function in a special area Supports remote monitor and playback Supports shut down delay function Supports car plate display function User s Manual RS D5604 Oct 04 Chapter 2 Layout 2 1 Front Panel Details please refer to the real product PWR Power indicator HDD HDD indicator IR IR Receiver 2 2 Rear Panel Details please refer to the real product Video Input al Video O
19. utput erat et Audio out Audio in USB O Video Input Video Input Video Ouput Video Output Audioin Audio Input Audio out Audio Output USB USB Port Note Input voltage range of this device is between 9V and 32V 5 User s Manual RS D5604 Oct 04 2 3 Remote Controller Only for reference REW PLAY FWD poe ad REC gong CH1 CH2 CH3 CH4 Single CH Display key QUAD 4 CH Display key ESC Exit REC Manual Recording key SEARCH Search Recording key A V gt Direction Key Enter Key MENU Menu Key gt Play Pause 4d Rewind play gt gt Forward play User s Manual RS D5604 Oct 04 Chapter 3 DVR Installation 3 1 Hard Disk Installation Caution Please do not take out hard disk when DVR is running 1 Open DVR upper cover carefully 2 Insert Power Cord and data cable into Pin of hard disk tightly 3 Put the upper cover back carefully 3 2 Camera and Monitor Connection Connect camera signal to video input of DVR and video output of DVR to Monitor via BNC connector Refer to section2 2 Rear Panel 3 3 Power Supply connection Please only use the power adapter supplied with the DVR itself User s Manual RS D5604 Oct 04 Chapter 4 DVR Boot up 4 1 System Initialization After connecting the power the system will boot up and start initializing system will detect mouse initialize file SYSTEM IN INITIALIZATION system and record
20. zed dealer immediately 5 Keep product surfaces clean and dry To clean the outside case of the DVR use lightly dampened cloth with water no solvents 6 Provide proper ventilation This DVR has a built in fan that properly ventilates the system 7 Do not attempt to remove the top cover If there are any unusual sounds or smells coming from the DVR unplug it immediately and contact an authorized dealer or service center 8 Do not attempt to remove the top cover Warning You may be subjected to severe electrical shock if you remove the cover of the DVR 9 Handle DVR box carefully If you accidentally drop your DVR on any hard surface it may cause a malfunction If the DVR doesn t work properly due to physical damage contact an authorized dealer for repair or exchange 10 Use standard lithium cell battery NOTE Manufacturer has preinstalled battery The standard lithium cell 3v battery located on the mother board should be replaced if the time clock does not hold its time after the power is turned off Warning unplug the DVR before replacing battery or you may be subjected to severe electrical Properly dispose of old batteries 11 Install this product under good air circulation conditions This DVR system contains a hard disk drive inside which generates much heat during operation Therefore do not block air holes bottom upper sides and back of the DVR that cool down the system while running Install or place this prod
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