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  CV620 Quick Installation Guide                                   

Marshall Electronics

 
 

                                                   

Marshall Electronics                                                          

 www.LCDracks.com

 

 

 
1.1 Preparation before installation 

Installation and connection of HD camera requires special skills. To install by yourself, 
please follow necessary steps, ensure steady and tight installation of the device, and 
pay attention to your safety to avoid any accident. 

1.  Ensure the safety of the installation environment. Please do not install the device on 

unstable ceiling or in a place where the device is in danger of falling to avoid any 
accident. 

2.  Please check whether accessories in the box are complete or not. Please contact the 

supplier for any shortage, and make sure to keep the accessories in the box intact. 

3.  Please choose a proper place for installation of camera in advance. 

 

Please determine an installation place according to the following requirements: 

 Confirm the position for the object to be captured. 

 Confirm whether the camera is set at a proper distance from other light sources. 

 
 

 

2.1 Precautions for installation 

 Please install the machine on a flat desk. 

 Do not grab the camera head by hand when handling the device. 

 Do not rotate the camera head by hand. Improper rotation may result in breakdown of 

the camera. 

 

2.2 Installation steps 

1.

  Please adjust DIP switch at first prior to installation. (Please refer to 

4. Instruction on 

DIP SWITCH Setting

2.

  Place the camera on a flat desk 

directly to ensure the normal 
vertical and horizontal 
operation of the machine. 

 
 

3. I would like to install Camera on the ceiling 

1. Instruction for Installation 

 
3.1 Prepare for the parts and equipment required during the 

installation 

 Accessories of Camera in the box (metal plates A, B, M3 screw x 7) 

 Screw for locking on ceiling mounted hanger x 4 

 Drilling machine, screw driver, ladder 

 

3.2 Precautions for installation 

1.

  Before installation, please confirm the orientation of the machine relative to the object 

to be captured. 

2.

  It is recommended that the machine should be set at a distance of more than 1 meter 

away from the object to be captured. Please adjust for a best distance according to 
the magnification of the lens. 

3.

  The machine (including metal 

plates) is weighed at about 2.5 kg. 
If it is to be installed on the ceiling, 
please use the hanger that has 
obtained UL security approval to 
prevent the machine from falling 
down. 

1meter

 

2. I would like to install Camera on the desk 

4.

  Please check whether the camera 

is installed stably on a periodical 
basis. 

 

 

3.3 Installation steps 

1.

  Please adjust resolution on DIP Switch at first. 

(Please refer to 

4. Instruction on DIP SWITCH 

Setting

2.

  Fix the metal plate A on the machine base with 

4 M3 screws. 

 

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