SD Card H265 Video Mobile HD DVR 4CH AHD 1080P With GPS 4G DMS For Car Bus

• FAQ:

• Why devices don’t record when they start?

• 1. Please check whether the SD card interface of the front version of the device has an SDcard.

• 2. If the SD card exists, check the status of the storage disk in the system informationinterface:

• Status classification: non-existent, unformatted, normal capacity is not full, capacity isnormal, the disk is full

• Status description:

• a. Does not exist, the device does not detect the SD card, please check the SD card on thecomputer, or replace the SD card, replace the device to detect whether it is an SD cardproblem or a device problem

• b. Unformatted, please format the device in the device formatting interface. After theformat is completed, check whether the SD card capacity can be displayed normally.

• c. The capacity of the normal disk is not full, please check the recording mode setting tdetermine whether the recording conditions are met.

• d. The capacity of the normal disk is full, please check if the video overlay switch is turnedon.

• Why devices on vehicles often restart ?

• 1. Frequent restarts: the device repeatedly goes offline; the video is intermittent, notcontinuous

• 2. Causes frequent restarts:

• a. The vehicle is not powered stably. Please measure the input voltage of the device whenthere is a problem with the device. The probability that the device will restartfrequently due to this situation is more common in practical applications.

• b. The storage disk has failed. Format the storage disk or replace the storage disk whileretaining the data.

• c. Device software or hardware problem, please remove the storage device hard disk or Scard, if the device is powered normally, the device still restarts. Please inform thetechnical support personnel of the software version number and return to the factoryif necessary.

• Why GPS location information can’t be seen in device?

• 1. Check if the status of the module on the device is present

• 2. Check if the GPS antenna is connected properly. The antenna should be placed in a wideand unobstructed place to have a signal. If the vehicle passes through the tunnel during thedriving process or if there is a tall building or a large tree, the signal will not be received. Thisis normal. Phenomenon

• Why we can’t see vehicle location while device is online?

• 1. Please check the set GPS upload interval on the platform

• 2. The GPS signal on the device can receive normal positioning information for the platform, so please check whether the GPS signal on the device is displayed normally.

The calculation method of the video file size:

1 hour 1 image quality D1 resolution route file size: 3600 * 2048Kbps / 8 / 1024 = 900M

720P=1.32GB/Hour/Channel

1080P=2.25GB/Hour/Channel

Flow calculation:Bit rate X3600/8/1024=MB

384X3600/8/1024=168.75MB all the way one hour

• Company Information
  
  Visionmaster Industrial Co., Ltd. is a leading video surveillance solution provider with global perspective. Before we got this new company name(Visionmaster), we have been in the field for 8years. Our team has been steadily growing from the initial 3 founders up to more than 100 employees. Through our dedication to customer-centric innovation and strong partnerships, we are creating maximum value for international distributors, installers by committing end user competitive mobile surveillance and DVR solutions and Camera.
  Our solutions have been deployed worldwide among various applications including public transportation, school bus, law enforcement, private fleet, logistics management, railway and metro, mobile media operation, etc.
  We continue to enjoy rapid and steady growth and would like to invite you to be part of our global success. Please do not hesitate to pick up the phone or send us an email to find out how.