Digital Watchdog D4252 Series User manual

D4252 Series
About manual
INSTRUCTION MANUAL
Before installing and using the camera, please read this
manual carefully.
Be sure to keep it hand
y
for future reference.
5436 W Crenshaw Street
Tampa, FL 33634
www.digital-watchdog.com
Technical Support : 1-866-446-3595 / 813-888-9555
Before installing and using the camera, please read this
manual carefully.
Be sure to keep it handy for future reference.
5436 W Crenshaw Street
Tampa, FL 33634
www.digital-watchdog.com
Technical Support : 1-866-446-3595 / 813-888-9555

PRECAUTIONS
Before installing and using the camera, please read this manual
carefully.
Be sure to keep it handy for later reference.
UNPACKING
Care should be taken when the unpacking the shipped unit.
Check the parts list and confirm all items are included in.
Contact … .. If a problem is noted.
■Do not open or modify
Do not open the case except during maintenance and installation,
as it may be dangerous and may damage the product.
■Do not put objects inside the unit
Make sure that no metal objects or flammable substances
enter the camera as it can cause fire, short-circuits, or permanent
damage.
■Be careful when handling the unit
To prevent damage, do not drop the camera or subject it to
strong shock or vibration
■Install away from electric or magnetic fields.
■Protect from humidity and dust
■Protect from high temperature
Be careful when installing on the ceiling in a kitchen or boiler
room, as the temperature may damage the camera.
■Cleanin
g
Before installing and using the camera, please read this manual
carefully.
Be sure to keep it handy for later reference.
UNPACKING
Care should be taken when the unpacking the shipped unit.
Check the parts list and confirm all items are included in.
Contact … .. If a problem is noted.
■Do not open or modify
Do not open the case except during maintenance and installation,
as it may be dangerous and may damage the product.
■Do not put objects inside the unit
Make sure that no metal objects or flammable substances
enter the camera as it can cause fire, short-circuits, or permanent
damage.
■Be careful when handling the unit
To prevent damage, do not drop the camera or subject it to
strong shock or vibration
■Install away from electric or magnetic fields.
■Protect from humidity and dust
■Protect from high temperature
Be careful when installing on the ceiling in a kitchen or boiler
room, as the temperature may damage the camera.
■Cleaning
Dirt can be removed from the case only by wiping it with a soft cloth
moistened with a soft detergent solution.
■Mounting Surface
The mounting surface must be strong enough to support
the camera.

TROUBLESHOOTING
Before sending the camera out for repair, check the items below.
If the problem persists after checking these items, contact your
service center.
■If no image appears
Is the coaxial cable attached securely?
Is the power and voltage within operational specification?
Has the iris of the lens been adjusted correctly (within specification
levels?
Is there adequate illumination?
■If the image is unclear
Is the lens in focus?
Is the lens dirty?
Dirt or fingerprints on the lens can adversely affect the
image. Gently wipe any dirt or fingerprints off the lens
with a soft cloth or lens cleaning paper and cleaning
Before sending the camera out for repair, check the items below.
If the problem persists after checking these items, contact your
service center.
■If no image appears
Is the coaxial cable attached securely?
Is the power and voltage within operational specification?
Has the iris of the lens been adjusted correctly (within specification
levels?
Is there adequate illumination?
■If the image is unclear
Is the lens in focus?
Is the lens dirty?
Dirt or fingerprints on the lens can adversely affect the
image. Gently wipe any dirt or fingerprints off the lens
with a soft cloth or lens cleaning paper and cleaning
fluid (commercially available).
Is the monitor adjusted correctly?
WARNING:
TO PREVENT THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT
EXPOSE

DIMENSION (mm)

INSTALLATION
B
DE
A. Separate the dome cover from the bottom
case .
B. Cut the hole in the ceiling for routing the
cables.
C. Align the camera unit with the surface of the
ceiling, make two marks, and then drill the two
holes.
D. Pass the power cable and video cable
through the cable hole in the ceiling.
E. Match two holes of camera unit with the holes
in the ceiling and then fix the camera unit by
tightening screws .
F Carry out the settings and adjustment for the
C
E
A
B
DE
A. Separate the dome cover from the bottom
case .
B. Cut the hole in the ceiling for routing the
cables.
C. Align the camera unit with the surface of the
ceiling, make two marks, and then drill the two
holes.
D. Pass the power cable and video cable
through the cable hole in the ceiling.
E. Match two holes of camera unit with the holes
in the ceiling and then fix the camera unit by
tightening screws .
F. Carry out the settings and adjustment for the
camera.
G. Arrange the lens along with the black dome
insert and then fix the dome cover to the
camera unit .
C
E

DC12V
CONNECTION
CAUTION :
Check for polarity when using a DC 12V power supply.

LENS ADJUSTMENT
1
2
1
2
3
1. Isolate the dome cover from bottom case.
2. Loosen the module bracket by using screw driver.
3. Adjust the camera module to the desired position and then fix the module
bracket by using a screw driver.
4. Assemble the dome cover with the bottom case.

●Selecting Mirror Mode
ON
OFF
CAMERA SETTINGS
OFF
●Compensating for backlight
ON
OFF

WARRANTY INFORMATION
Digital Watchdog (referred to as “the Warrantor”) warrants the Camera
Series against defects in materials or workmanship as follows:
LABOR: For the initial five (5) years from the date of original purchase, if the
camera is determined to be defective, the Warrantor will repair or replace the
unit, with new or refurbished product at its option, at no charge.
PARTS: In addition, the Warrantor will supply replacement parts for the initial
five (5) years.
To obtain warranty or out of warranty service, please contact a Technical
Support Representative at 1-866-446-3595 Monday through Friday from 9:00
AM to 5:00 PM Eastern. A purchase receipt or other proof of the date of the
original purchase is required before warranty service is rendered. This
warranty only covers failures due to defects in materials and workmanship
which arise during normal use. This warranty does not cover damage which
occurs in shipment or failures which are caused by products not supplied by
the Warrantor or failures which result from accident, misuse, abuse, neglect,
mishandling misapplication alteration modification faulty installation set
-
up
Digital Watchdog (referred to as “the Warrantor”) warrants the Camera
Series against defects in materials or workmanship as follows:
LABOR: For the initial five (5) years from the date of original purchase, if the
camera is determined to be defective, the Warrantor will repair or replace the
unit, with new or refurbished product at its option, at no charge.
PARTS: In addition, the Warrantor will supply replacement parts for the initial
five (5) years.
To obtain warranty or out of warranty service, please contact a Technical
Support Representative at 1-866-446-3595 Monday through Friday from 9:00
AM to 5:00 PM Eastern. A purchase receipt or other proof of the date of the
original purchase is required before warranty service is rendered. This
warranty only covers failures due to defects in materials and workmanship
which arise during normal use. This warranty does not cover damage which
occurs in shipment or failures which are caused by products not supplied by
the Warrantor or failures which result from accident, misuse, abuse, neglect,
mishandling, misapplication, alteration, modification, faulty installation, set-up
adjustments, improper antenna, inadequate signal pickup, maladjustment of
consumer controls, improper operation, power line surge, improper voltage
supply, lightning damage, rental use of the product or service by anyone
other than an authorized repair facility or damagethatisattributabletoactsof
God.

LIMITS AND EXCLUSIONS
There are no express warranties except as listed above. The Warrantor will
not be liable for incidental or consequential damages (including, without
limitation, damage to recording media) resulting from the use of these
products, or arising out of any breach of the warranty. All express and
implied warranties, including the warranties of merchantability and fitness for
particular purpose, are limited to the applicable warranty period set forth
above.
Some states do not allow the exclusion or limitation of incidental or
consequential
damages, or limitations on how long an implied warranty lasts, so the above
exclusions or limitations may not apply to you. This warranty gives you
specific legal rights and you may also have other rights that vary from state
to state.
If the problem is not handled to your satisfaction, then write to the Address
above.
LIMITS AND EXCLUSIONS
There are no express warranties except as listed above. The Warrantor will
not be liable for incidental or consequential damages (including, without
limitation, damage to recording media) resulting from the use of these
products, or arising out of any breach of the warranty. All express and
implied warranties, including the warranties of merchantability and fitness for
particular purpose, are limited to the applicable warranty period set forth
above.
Some states do not allow the exclusion or limitation of incidental or
consequential
damages, or limitations on how long an implied warranty lasts, so the above
exclusions or limitations may not apply to you. This warranty gives you
specific legal rights and you may also have other rights that vary from state
to state.
If the problem is not handled to your satisfaction, then write to the Address
above.
Service calls which do not involve defective materials or workmanship as
determined by the Warrantor, in its sole discretion, are not covered. Costs of
such service calls are the responsibility of the purchaser.

MODEL no. D4252
Camera TYPE Color Dome Camera
Mount Surface
Image Device Samsung CCD
Size 1/3"
Pixels-Total 537(H) x 505(V)
Pixels-Effective 510(H) x 492(V)
Scanning System 525 line, 2:1Interlace
Horizontal Frequency Internal Mode 15,734Hz
Vertical Frequency Internal Mode 59.94Hz
Min. Scene Illumination F2.0 0.45 Lux
Lens Focal Length 2.9mm
Resolution Horizontal 420 TV Lines
Video Output VBS 1.0Vp-p VBS 1.0Vp-p(75 Load)
S/N Ratio S/N Ratio 48dB
OSD OSD NO
Environmental Conditions Operating Temperature -10℃~ +55℃(14℉~ 131℉)
Humidity Less than 90%
Power Power Requirement 12VDC S
Power Consumption 12VDC: 86[mA]
Physical Specification Dimensions(W x H) 95.5 x 66mm