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TFSTechnical Support

技術支持
Provide professional technical solutions, configuration solutions, tender design, technical questions answering and technical testing services to meet customer needs.
Technical support:

充气捕鱼网 www.uptjn.icu Tianjin Lianda Communication Development Co., Ltd. (LDTX)

Contacts:Sun Yuan Jie

Call:022-8899196 Fax:022-87899190 E-Mail: [email protected]

ASSAfter-sales service

售后服務
Provide installation, commissioning, annual inspection and maintenance services, spare parts and spare parts to help customers solve technical problems and quality problems encountered in the use process.
Technical support:

Tianjin Lianda Communication Development Co., Ltd. (LDTX)

Contacts:Ban Bao Zhi

Call:13682067719 Fax:022-23001562 E-Mail: [email protected]

DDLDownload Center

下載中心

FAQcommon problem

常見問題
  • What to do when the black screen displays on the monitor?
    First of all, observer the power light in the lower right corner of the monitor. If the color is red, namely the monitor is not turned on. Press the button to turn the power light from red to white, that is, turn on the monitor. 2. Check whether the VGA cable connected to the hard disk video recorder (NVR/DVR) is loose, and troubleshoot the problem after adjusting the VGA cable connection.
    What to do when the blue screen displays on the monitor?
    The blue screen of the monitor indicates that the monitor signal source setting is incorrect. The signal source is not in VGA /AV mode. Press the mode button on the monitor to switch the signal source and recover the fault.
    What if the monitor shows no network video?
    Check whether the corresponding indicator of camera on the switch is blinking 1. If it is blinking, the camera is not faulty; 2. If it is not blinking, it may be a problem with the setting of the network video recorder (NVR); 3. If the indicator is not lit, it may be a problem with the camera. Check if the transformer of the junction equipment near the camera has AC 24V power supply.
    How to do if there is no recording during the use of the hard disk video recorder (NVR/DVR)?
    First, check whether there is a video mark in the upper right corner of the monitor. If there is no video mark, then check whether the hard disk status in the hard disk management interface of the hard disk video recorder (NVR/DVR) is normal. If the hard disk is not normal, it needs to be returned to the factory for repair.
  • What to do if there is no image in the Automatic Stabilization Camera System of the trunk bridge of the Portal Crane?
    1. Confirm that the camera power supply AC24V is normal. If it is normal, check other problems.2. Confirm whether there is any problem with the camera itself (use the laptop to see if the camera IP can be found);3. Confirm whether it is possible to find the IP of the hard disk video recorder (NVR/DVR) from the network location of the camera. (confirm whether there is a problem with the composite cable).
    How to resolve the problem that the camera transmitted by fiber media converter has no signal?
    1. Confirm that there is no problem with the receiving end of the fiber media converter (try to change with other receiving ends to confirm whether the receiving end is faulty);2. Check whether the indicator light of the fiber media converter is fully lit (to confirm the power supply, optical path, or camera itself which one is faulty); 3. Whether there is a problem with the power supply of the camera (confirm that the power supply is normal).
    What to do if the buzzer continues to ring after the Crane Special Net Video Processing Device is powered up?
    Power off and restart, if the buzzer continues to sound, the circuit board of the Crane Special Net Video Processing Device is broken and needs to be returned to the factory for repair.
    What to do if the Crane Special Net Video Processing Device does not ring after pressing the key?
    Press any button without a cue tone, check if the control function is normal. If the function is normal, the buzzer is broken; it will not affect the use. It can be returned to the factory to replace the buzzer.

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