Thank you for purchasing our product. If there
are any questions, or requests, please do not
hesitate to contact the dealer.
This manual may contain technical
incorrect places or printing errors, and the
content is subject to change without notice.
The updates will be added to the new version of
this manual. We will readily improve or update
the products or procedures described in the
manual.
Privacy Notice
Surveillance laws vary by jurisdiction. Check
all relevant laws in your jurisdiction before using
this product for surveillance purposes to ensure
that your use of this product conforms.
Please refer to the product specication for
camera parameters and functions.
Introduction
Please read these instructions carefully and keep them
for future reference. You must heed all the warnings
and cautions as well as follow all the safety and instal-
lation instructions.
Safety Instructions
Make sure that you only use the power adapter that is
specied in the specications sheet of the product. If
you use any other adapter or connect the power supply
incorrectly, this may cause explosion, re, electric
shocks or damage the product.
User Manual
1 INTRODUCTION
1.1 Product Features
This camera adopts new generation sensor with
high sensitivity and advanced circuit board design
technology. It possesses the features of high
resolution, low distortion, and low noise, etc. It is
extremely suitable for supervisory system and
image processing system.
The main features are as follows:
• High performance CMOS sensor and high resolu-
tion bring high-quality image;
• Low illumination;
• Support IR cut lter with auto switch;
• OSD menu, parameters are congurable;
• Support auto white balance, auto gain control,
electronic shutter control and internal
synchronization;
• SMART IR mode;
• Unit transmission control;
• Advanced 3-axis design meets different installati-
on requirements.
1.2 Overview
1.2.1 Overview of Type I Dome Camera
Figure 1-1 Overview of Type I Dome Camera
1.2.2 Overview of Type II Dome Camera
Abetechs GmbH 20171127 www.Grundig-Security.com
GD-CT-AC2126V
HD-TVI Dome Camera
User Guide
GRUNDIG-SECURITY.COM
2 INSTALLATION
Before you start:
• Please make sure that the device in the package
is in good condition and all the assembly parts are
included.
• Make sure that all the related equipment is pow-
er-off during the installation.
• Check the specication of the products for the
installation environment.
• Check whether the power supply is matched with
your power output to avoid damage.
• Please make sure the wall is strong enough to
withstand three times the weight of the camera and
the mounting.
• If the wall is the cement wall, you need to insert
expansion screws before you install the camera.
If the wall is the wooden wall, you can use self-tap-
ping screw to secure the camera.
• If the product does not function properly, please
contact your dealer or the nearest
service center. Do not disassemble the camera for
repair or maintenance by yourself.
2.1 Ceiling Mounting
Steps:
1. Drill the screw holes and the cable hole on the
ceiling according to the supplied drill template.
Figure 2-1 The Drill Template
2. Loosen the screws on the bubble of type 1
camera /rotate the bubble of type2 camera to
remove the bubble and the black liner.
Figure 2-2 Remove the Bubble
Do not connect several devices to one power adapter
as this may cause an adapter overload and can lead to
over-heating and re. Make sure that the plug of the
power adapter is rmly connected to the power socket.
Do not use any accessories that are not recommended
by GRUNDIG. Do not modify the product in any way.
If the product starts to smell or smoke comes out of
the device, immediately stop using the product and
disconnect it from the power supply to prevent re
or electric shocks. Then contact your dealer or the
nearest service center.
If the product does not work correctly, contact your
dealer or nearest service center. Never open, disas-
semble or alter the product yourself. GRUNDIG cannot
accept any liability or responsibility for problems
caused by attempted and unauthorized repair and
maintenance.
Do not aim the camera or camera lens at a strong light
such as the sun or a bright lamp. Irreversible damage
to the camera can be caused by a strong light.
Do not expose the sensor of the product to laser beams
as this may damage the sensor.
Do not install the product near radiation sources.
Do not install the product near heat sources, like radi-
ators or other equipment that produces some heat.
Installation References
Do not install the product on surfaces or in places that
are vibrating. This product is not dedicated to be used
in vehicles, trains etc..
Do not touch the sensor module with your ngers.
Do not install the product on places where the lower
dome is exposed to direct sunlight. This may overheat
the product and/ or cause sunlight reections on the
video image.
Never install the product outside when it is raining.
Once humidity enters the interior of the camera, it will
eventually fog up at the dome.
Always adjust the focus by using a grey lter or at low
illumination.
If the product supports IR, you need to take some
precautions to prevent IR reection. Do not install the
product close to reective surfaces of objects as this
may cause reection. The foam ring around the lens
must be seated ush against the inner surface of the
bubble to isolate the lens from the IR LEDS. Fasten the
dome cover to the camera body so that the foam ring
and the dome cover are attached seamlessly.