Digimerge DHT304 Instruction Manual

DHT300 Series
4/9/16 Channel Network DVR
Models : DHT304, DHT309, DHT316
Installation / User Manual
Digimerge Technologies Inc.

I
The DVR converts analog video into digital format and records them on a removable
hard disk drive. Digital video allows you to quickly access and search for a specific
time segment or event which has been recorded. This system features three different
quality settings providing recording capability depending on your hard drive unit.
To learn more about this system or to find out more about our products available,
please visit our website at : www.digimerge.com
CAUTION
RISK OF ELECTRIC SHOCK. DO NOT OPEN.
CAUTION! TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE
COVER (OR BACK). NO USER-SERVICEABLE PARTS INSIDE.
REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
Explanation of two Symbols
The lightning flash with arrowhead symbol, within an
equilateral triangle, is intended to alert the user to the
presence of un-insulated "dangerous voltage" within the
product's enclosure that may be of sufficient magnitude to
constitute a risk of electric shock to persons.
The exclamation point within an equilateral triangle is
Intended to alert the user to the presence of important
operating and maintenance (servicing) instructions in the
literature accompanying the appliance.
THE GRAPHIC SYMBOLS WITH SUPPLEMENTAL
MARKING ARE ON THE BOTTOM OF THE SYSTEM.
“WARNING – TO PREVENT FIRE OR SHOCK HAZARD,
DO NOT EXPOSETHE UNIT TO RAIN OR MOISTURE”
!

II
NOTE
This equipment has been certified and found to comply with the limits regulated by
FCC, EMC and LVD. Therefore, it is designed to provide reasonable protection
against interference and will not cause interference with other appliance usage.
However, it is imperative that user follows this manual’s guidelines to avoid improper
usage which may result in damage to the unit, electrical shock and fire hazard or injury.
In order to improve the feature functions and quality of this product, the specifications
are subject to change without notice from time to time
FCC CLASS B NOTICE
Note :
This equipment has been tested and found to comply with the limits For a Class B
digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to
provide reasonable protection against harmful interference in a residential installation.
This equipment generates, uses and can radiate radio frequency energy and, if not
installed and used in accordance with the instruction, may cause harmful interference
to radio communications. However, there is no guarantee that interference will not
occur in a particular installation. If this equipment does cause harmful interference to
radio or television reception, (which can be determined by turning the equipment off
and on), the user is encouraged to try to correct the interference by one or more of
the following measures:
•Increase the separation between the equipment and the camera and/or monitor.
•Connect the equipment into an outlet on a circuit different from that to which
the
•DVR is connected.
•Consult the dealer or an experienced radio or television technician for help.

III
CONTENTS
1GENERAL PRECAUTIONS .................................................................................5
2CAUTIONS AND DVR FEATURES .....................................................................7
SYSTEM INCLUDES: ..................................................................................................9
GETTING STARTED .................................................................................................10
DESCRIPTION OF PARTS AND FUNCTIONS .........................................................12
FRONT PANEL ......................................................................................................12
FRONT PANEL – TFT LCD ...............................................................................13
FRONT PANEL – FUNCTION BUTTONS .........................................................13
FRONT PANEL – DISPLAY BUTTONS.............................................................16
FRONT PANEL – HARD DRIVE AND USB CONNECTIONS ...........................18
BACK PANEL.........................................................................................................19
MAIN MENU CONTROL ............................................................................................21
SETUP THE MAIN MENU CONTROLS ................................................................23
PB SET/REC HDD SET .............................................................................................29
PLAYBACK OPTION .................................................................................................30
FAST REWIND AND FAST FORWARD ................................................................30
JOG-SHUTTLE FUNCTION...................................................................................30
MULTIPLEXING FUNCTION IN PLAYBACK.........................................................30
THE MASTER & SLAVE HDD ...................................................................................30
PAN / TILT ZOOM :....................................................................................................31
REMOTE CONTROL .................................................................................................32
CAMERA INSTALLATION .........................................................................................33
PAN/TILT CAMERA INSTALLATION ........................................................................33
MONITOR & STANDARD VCR/ INSTALLATION......................................................34
NETWORK, ALARM & COMPUTER INSTALLATION:..............................................35
NETWORK IMAGE SIZE & SPEED...........................................................................36
RECORDING TIME (IN HOURS)...............................................................................37
RECORDING TIME (Gigabytes per hour)..................................................................38
INSTALLING THE MASTER HDD .............................................................................39
INSTALLING THE SLAVE HDD.................................................................................42
THE NETVIEWER SOFTWARE ................................................................................43
Introduction ............................................................................................................43
RJ-45 PIN configuration for Ethernet .................................................................43
INSTALLING THE NETVIEWER IN YOUR PC......................................................44
NETVIEWER MAIN SCREEN ............................................................................46
SETUP CAMERA FOR REMOTE VIEWING .............................................................47
NETWORK CONFIGURATION..............................................................................49
NETVIEWER PANEL DESCRIPTION................................................................49
AVI SAVING METHOD ......................................................................................51
CODEC SETTING..............................................................................................52
RECORDING DIRECTORY SETTING...............................................................52
RECORDING FORMAT SETTING.....................................................................52

IV
RECORDING CHANNEL SETTING...................................................................53
ADMIN USER ID/PASSWORD OR GUEST PASSWORD CHANGE ................54
Remote Capture Video Settings.........................................................................55
Remote DVR Settings ........................................................................................55
TECHNICAL SPECIFICATIONS................................................................................57
TROUBLE SHOOTING ..............................................................................................58
CARE AND MAINTENANCE .....................................................................................59
Limited Warranty ........................................................................................................60

5
GENERAL PRECAUTIONS
1. Read Instructions
All of the safety and operating instructions should be read and understood before the
product is used.
2. Retain Instructions
The safety and operating instructions should be retained for future reference.
3. Heed Warnings
All warnings on the product and the instruction manual should be followed.
4. Follow Instructions
All operating and usage instructions should be followed for optimal performance
5. Cleaning
Disconnect this video product from the power supply before cleaning. Do not use liquid
cleaners or aerosol cleaners. Use a damp cloth for cleaning.
6. Attachments
Do not use attachments not recommended by the video product manufacturer as they
may cause hazards.
7. Water and Moisture
Do not use this product near water - for example, near a bathtub, wash bowl, kitchen sink,
wet basement, or near a swimming pool.
8. Accessories
Use this product only with a stand, tripod, bracket or table recommended by the
manufacturer or sold with the product. Any mounting of the product should follow the
manufacturer’s instructions.
9. Ventilation
This product should never be placed near or over a radiator or heat register. This product
should not be placed in a built-in installation, such as a book case or rack, unless proper
ventilation is provided or the Manufacturer’s instructions have been adhered to.
10. Power Source
This product should be operated from the type of Power source indicated by the marking
label. If you are not sure of the type of power supply to your location, consult your product
dealer or your local Power Company.
11. Power Cord Protection
Power supply cords should not be routed so that they are likely to be walked or pinched
by items placed on or near them.
12. Lightning
For added protection, unplug this product from its outlet during a lightning storm. This will
prevent damage to the video product due to lightning and power surges.

6
13. Overloading
To avoid the risk of fire and electric shock, do not plug this product into an over- loaded
power supply.
14. Object and Liquid Entry
Never push objects into the openings of this product as they may touch dangerous
voltage points that may result in fire or electric shock. Never spill a liquid of any kind on
this product.
15. Servicing
Do not attempt to service this product yourself as opening or removing covers may
expose you to voltage or other hazards. Refer all servicing to qualified service personnel.
16. Damage Requiring Service
Disconnect this product from the power supply and refer servicing to qualified service
personnel under the following conditions:
a. When the power supply cord or plug is damaged
b. If objects have fallen into the product
c. If the product has been exposed to rain or liquids
d. If the product does not operate normally by following the instruction manual.
Adjust only the controls that are covered in the instruction manual as an improper
adjustment may result in damage and will often require extensive work by a
qualified service technician to restore the product to its normal operation
e. If the product has been dropped or the cabinet has been damaged
f. When the product displays a distinct change in performance - this indicates a
need for service
17. Replacement Parts
When replacement parts are required, be sure the technician uses replacement parts
specified by the manufacturer. Unauthorized substitutions may result in fire, electric shock,
or other hazards.
18. Safety Check
Upon completion of any service to this product ask the service technician to perform
safety checks to determine that the product is in proper working condition.
19. Grounding or Polarization
This product is equipped with a three-wire grounding-type plug, a plug having a third
(grounding) pin and will only fit into a grounding-type power outlet. This is a safety
feature. If you are unable to insert the plug into the outlet, contact your electrician to
replace your obsolete outlet. Do not defeat the safety purpose of the grounding-type plug.
20. Power Lines
An outside antenna system should not be located in the vicinity of overhead power lines
or other electric light or power circuits, or where it can fall into such power lines or circuits.
When installing an outside antenna system, extreme care should be taken to keep from
touching such power lines or circuits as contact with them might be fatal.
21. Wall or Ceiling Mounting
The product should be mounted to a wall or ceiling only as recommended by the
manufacturer.

7
22. Heat
The product should be situated away from heat such as radiators, heat registers,
stoves, or other products (including amplifiers) that produce heat.
1 CAUTIONS AND DVR FEATURES
1. All the warnings and instructions of this manual should be followed.
2. Remove the plug from the outlet before cleaning. Do not use liquid aerosol detergents.
Use water damped cloth for cleaning
3. Do not use this unit in very humid and wet places
4. Keep enough space around the unit for ventilation. Slots and openings of the cabinet
should not be blocked.
5. During flashes of lightning or cracks of thunder, or when the system is not used for a
long time, unplug the system power supply and disconnect the antenna and cables to
protect the unit from lightening or power surges.
DVR FEATURES
•4 Video inputs: 4 BNC inputs (looping operation).
•Video outputs : - 2 Composite outputs
- 1 Super VHS output
•VGA option available (PC monitor): 9 / 16 Channel only
•USB Port for USB Memory Key Interface: USB port for backup.
•Network (TCP/IP) supports.
•Jog-Shuttle function supports.
•RS-232C communication port.
•Internal 2 HDD: 1 internal & 1 removable.
•Optional 3.5” TFT LCD for Front Cover
•Display Resolution : 720 x 480 pixels
•Record Resolution : 720 x 224 pixels
•High Quality Picture with M-JPEG Compression Format (15~50Kbyte/Field)
•3 Adjustable Video Quality Settings
•4 Recording modes: Manual / Alarm / Motion / Timer
•Display Frame: 30 frames/sec
•Recording Speed: 60 fields/sec
•Security password protection
•On Screen Display and Real Time Clock Function
•Remote Control as well as Main Panel operation
•Supports 20 ~300 GB HDD
•Quick Multiple Search capability
•Viewing options: Quad, Sequential, PIP, POP, Full Screen
•Supports Pan/Tilt control (Pelco D Protocol): Channel 1 only.
•Alarm terminal block

8
•Triplex Mode ( Live mode, Playback mode, Recording mode )
•Firmware Update Function (via USB connection)
•
Note: MINIMUM SYSTEM REQUIREMENTS FOR NETWORK USE
1. CPU: SPEED SHOULD BE 1.0GHZ or more
2. RAM: 256 MB RAM or more
3. Operating System: Windows 98/ 2000/ XP
4. Videocard (stand alone): 32 MB
5. Hard Disk:10 MB (free space for software installation)
6. Network card: 10 base T

9
SYSTEM INCLUDES:
•(1) 4 CHANNEL DVR
•Optional (1) HDD, 20~300GB
•(2) KEYS FOR CARTRIDGE
•(1) OWNER’S MANUAL
•(1) NETVIEWER SOFTWARE CD
CHECK YOUR PACKAGE TO MAKE SURE THAT YOU RECEIVED THE COMPLETE
SYSTEM, INCLUDING THE COMPONENTS SHOWN ABOVE.
FULL
FFREW
COPYSTOP
FFPLAYREW
PAUSE
REC
STOP
REC
REC PLAY TIMER ALARM HDD
EVENT SEARCHPOP SEQ SETUPPIPQUAD/ENTER PTZ/ALRS
CH1 CH2 CH3 CH4
SETTING
SETUP
DISPLAY
4 CHANNEL DVR
OWNER’S
MANUAL
2 KEYS FOR
CARTRIDGE
Your system may include a HDD
with a capacity between
20 ~ 300 GB (HDD) depending on the
system you purchased (Option)
SOFTWARE
CD

10
GETTING STARTED
1. Connect the AC Power Cord to the Power Adapter and plug it into an electrical outlet.
Connect up to 4 cameras to the BNC Video inputs on the back of the DVR.
Turn the Main Power Switch to ON.
The Red LED indicator will illuminate and the DVR will be in the standby mode
2. The following messages appear when the power is ON successfully.
Note: The system is only checking for a MASTER HDD. Install the Slave HDD onto the
DVR, if using a Slave HDD, and setup the HDD Slave in the SETUP MENU and restart
the DVR.
Note: If the HDD is not properly connected a FAIL message appears. Retry connecting
the HDD and turn on the power.
*** MASTER HDD DETECT ***
POWER ON CHECK _ _ _ _ _ _ _ _ _ _ _ OK
HDD IDENTIFY CHECK _ _ _ _ _ _ _ _ _ _ _ _ _ OK
HDD R/W CHECK _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ OK
MODEL :XXXXXXXXXXXXXXXXXXXXXX
HDD LBA : XXXXXXXXXXXXXXXXXXXXXX
HDD SPACE : XXX GB
100 %
Dynamic IP Request OK

11
Note: The above message indicates the network values set in the DVR.
Note: The settings for the network values can be changed in the SETUP MENU.
*** NETWORK INFOMATION ***
MAC ADDRESS : XX XX XX XX XX XX
IP ADDRESS : 192 . 168 . 001 . 150
SUBNET MASK : 255 . 255 . 255 . 000
GATEWAY : 192 . 168 . 001 . 001
PORT : 5000

12
DESCRIPTION OF PARTS AND FUNCTIONS
FRONT PANEL
FULL
FFREW
COPYSTOP
FFPLAYREW
PAUSE
REC
STOP
REC
REC PLAY TIMER ALARM HDD
EVENT SEARCHPOP SEQ SETUPPIPQUAD/ENTER PTZ/ALRS
CH1 CH2 CH3 CH4
SETTING
SETUP
DISPLAY
SETTING
SETUP
DISPLAY
EVENT SEARCHPOP SEQ SETUPPIPQUAD/ENTER PTZ/ALRS
CH1 CH2 CH3 CH4
TFT LCD DISPLAY
FUNCTION BUTTONS
FULL
FFREW
COPYSTOP
FFPLAYREW
PAUSE
REC
STOP
REC
REC PLAY TIMER ALARM
HDD
DISPLAY BUTTONS

13
FRONT PANEL – TFT LCD
1. DISPLAY BUTTON
This button is used to turn the power ON/OFF.
2. SETUP BUTTON
This Button is used to select the Brightness, Contrast, and Color function.
When pressing this button, it displays the OSD Menu and the actual setting.
3. SETTING BUTTON
This Button adjusts the setting of the selected function (i.e. Brightness, Contrast or Color).
4. TFT LCD
Displays the images currently being shown
FRONT PANEL – FUNCTION BUTTONS
1. CHANNEL / ARROW BUTTONS
These buttons perform the following functions:
a) Displays a picture in Full Screen
In Quad 1 mode: Select the Channel 1 button and hold it for 2-3 seconds to view
Camera 1 in Full Screen.
To view the other camera locations, press CH2, CH3, and CH4 buttons.
SETTING
SETUP
DISPLAY
DISPLAY BUTTON
SETUP BUTTON
SETTING BUTTON
TFT LCD
PTZ/ALRS
BUTTON
EVENT SEARCHPOP SEQ SETUP PIP
QUAD/ENTER PTZ/ALRS
CH1 CH2 CH3 CH4
CHANNEL/ARROW
BUTTONS
QUAD/ENTER BUTTON
PIP BUTTON
POP BUTTON SEQ BUTTON SETUP BUTTON
EVENT BUTTON
SEARCH BUTTON

14
POP
MAIN
SUB SUB SUB
b) Freezes a specific camera.
You have the option to freeze images in Full or Quad screen mode
In Quad Screen mode: Press a channel button to freeze this channel in the Quad
screen; press the button again to unfreeze this channel.
In Full Screen mode: Press the current channel being viewed to freeze it; press
the button again to unfreeze this channel.
c) Scrolls LEFT / UP / DOWN / RIGHT in Menu mode.
These buttons are used to navigate through the menu options.
d) MOVE / ZOOM / FOCUS in Pan / Tilt mode.
These buttons are used to pan and tilt the picture.
In Pan / Tilt mode: Choose the MOVE / ZOOM or FOCUS.
MOVE: Press arrow buttons to move picture (i.e. ◄=left, ▲=up,
▼=down, or ►=right).
ZOOM: Press arrow button to zoom in or out.
2. QUAD / ENTER BUTTON
a) QUAD: Pressing this button goes to Quad viewing mode.
b) ENTER: This button serves as the ENTER key in Menu mode.
SINGLE PIP DUAL PIP SINGLE PIPSINGLE PIP DUAL PIPDUAL PIP
3. PIP BUTTON (Picture in Picture)
PIP allows you to view two camera locations simultaneously, one being the main channel,
the other being viewed as a sub-picture. Dual PIP can also be selected, which displays
two sub-pictures as illustrated below. To change between Single PIP and Dual PIP,
repeatedly press the PIP button.
4. POP BUTTON (Picture out of Picture)
The POP divides the screen into 4 screens, with the main channel occupying two-thirds of
the screen. Press the POP button to swap the positions of cameras appearing in the
POP (Between the Main and Sub screen). To exit the POP mode, press another button.

15
5. SEQ BUTTON
Press the SEQ button to sequence between all camera locations which are shown in the
full screen. The full screen automatically switches between all camera locations in
sequential order. Press the SEQ button again to stop sequential viewing. Sequence
settings are programmable via the Menu.
6. SETUP/ MENU BUTTON
Press this button to bring up the Main Menu.
7. EVENT BUTTON
Pressing this button brings up a list of up to 3000 Events, including Power, Loss and
Alarms. You can scroll through Events using the ▲and ▼keys, and navigate between
Pages of Events using the ◄and ►keys. Press the QUAD / ENTER Button to exit the
Event list.
The following letters represent the different types of Events that you may find listed:
P : Shows the time when the POWER was turned ON
A : Shows the time when a PIR ALARM was triggered
M : Shows the time when Pixel-based MOTION detection was triggered
L : Shows when a Video LOSS from a Camera occurred
N : Shows the starting time when storing data with Manual recording.
H : Time of problem occurring in the HDD.
8. SEARCH BUTTON
Pressing this button brings up the Search menu, which allows you to quickly find
recordings.

16
9. PTZ / ALRS BUTTON
a) PTZ: This button activates the Pan/Tilt feature.
b) ALRS: During an Alarm, this button will turn off the alarm sound and set the
system to the previous setting.
FRONT PANEL – DISPLAY BUTTONS
1. LED indicators -Status of operation.
a) REC : LED will be ON when recording data to the HDD.
b) TIMER : LED will be ON when the TIMER REC is set to ON.
c) PLAY : LED will be ON when playing data that has been stored in the
HDD.
d) ALARM :LED will be ON when the ALARM or MOTION function is set to
ON.
When the ALARM or MOTION function is ON, the LED will blink as an Alarm is
being triggered.
e) HDD FULL :If the OVERWRITE menu is set up, the LED will not blink in
any case.
The LED blinks if the HDD has less than 1GB of storage space, and remains ON
when the HDD is FULL.
2. REC BUTTON
Press this button to start manual recording.
3. REC STOP BUTTON
Press this button to stop the video in recording.
4. PAUSE BUTTON
Press this button to pause the video in playback.
5. REW BUTTON
Press this button to begin high-speed reverse playback during the playback.
FULL
FFREW
COPYSTOP
FFPLAYREW
PAUSE
REC
STOP
REC
REC PLAY TIMER ALARM
HDD
LED
REC BUTTON
REC STOP BUTTON
PAUSE BUTTON
REW BUTTON
PLAY BUTTON FF BUTTON
STOP BUTTON
COPY/WTMK BUTTON
SHUTTLE
REMOTE CONTROL
SENSOR
JOG

17
6. PLAY BUTTON
Press this button to start the video Playback.
7. FF BUTTON
Press this button to begin high-speed forward playback during the playback.
8. STOP BUTTON
Press this button to stop the video in Playback.
9. COPY / WTMK BUTTON
COPY: Back up stored data in the HDD to the USB memory key.
Note: If the USB Key is connected to the DVR and it is not recognized or the data
copy is not correct, use the USB Key after formatting it with the PC.
WTMK: Select to enable or disable the “Water Mark” display.
Note: The WTMK function
Watermarking is an identification code or bit pattern integrated into the
multimedia data to aid copyright owners to identify illegally distributed
video, or image data.
The Watermark proves preservation of integrity (as well as the chance of
being manipulated) for recorded images generated by DVR in terms of the
legal purpose or confidential use.
The Watermark is usually visible by a detector chip or by special software.
The Watermarking function in the DHT series assures that recorded images
are prevented from being manipulated under any circumstances.
10. JOG
Jog the dial to the right to forward the frame-by-frame playback, or to the left to
reverse the frame-by-frame playback.
11. SHUTTLE
You can select the playback speed for both the forward and reverse by turning
the shuttle to the left or to the right.
12. REMOTE CONTROL SENSOR

18
FRONT PANEL – HARD DRIVE AND USB CONNECTIONS
FULL
FFREW
COPYSTOPFFPLAYREWPAUSE
REC
STOP
REC
REC PLAY TIMER ALARM HDD
EVENT SEARCHPOP SEQ SETUPPIPQUAD/E NTER PTZ/AL RS
CH1 CH2 CH3 CH4
SETTING
SETUP
DISPLAY
USB KEY
OPEN
HDD

19
BACK PANEL
(DESCRIPTION OF PARTS AND FUNCTION continued)
1. VIDEO IN / OUT Channel 1-4 camera video input/output BNC port. (Looping
Operation)
2. SLAVE OUT Composite Output for transmitting to a Slave Monitor or VCR.
3. VIDEO OUT Composite Output for other Monitor.
4. S-VIDEO OUT Composite Output through S-Video.
5. AUDIO IN / OUT. Audio input / output through line
4321
485+ 485- GNDCOM
WARNING OUTALARM OUT
1CH 2CH 3CH 4CH
SLAVE OUT VIDEO OUT
AUDIO
OUT
AUDIO
IN
S-VIDEO
OUT ETHERNET
USB2.0
RS-232
VGA OUT
IN
OUT
V
IDEO IN / OUT
RS-232
V
GA OUT
ETHERNET
A
UDIO IN / OUT
S-
V
HS OUT
V
IDEO OUT
SLAVE OUT
1CH 2CH 3CH 4CH
SLAVE OUT VIDEO OUT
AUDIO
OU T
AUDIO
IN
S-VIDEO
OUT ETH ER NE T
USB2.0
RS-232
4321
485+ 485- GNDCOM
WARNING OUTALARMOUT
RISQUEDE ELECTROIQUE
NE PA S E NLE V E R
RICKOF ELECTRONICSHOCK
DO N O T OP EN
ATTENTION
CAUTION:TOREDUCETHE RISK OFELECTRICSHOCK.DO NOTREMOVE COVER(OR BACK)
NO USE R -SE R V ICE A BL E P A RT S IN SID E . RE FE R S ER V ICIN G TO Q U AL IFIE D SE R VIC E PE RS O NN EL
CAUTION
VGA OUT
IN
OUT
1CH 2CH 3CH 4CH
SLAVE OUT VIDEO OUT
AUDIO
OUT
AUDIO
IN
S-VIDEO
OUT ETHERNET
USB2.0
RS-232
VGA OUT
IN
OUT
9 x16 channel
only