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Home > How To > Fixing Dome G30B car DVR video recording & display issues
Fixing Dome G30B car DVR video recording & display issues

Fixing Dome G30B car DVR video recording & display issues

By  Zim Watson 2017-05-04 816 3

Introduce you some useful methods to fix the Dome G30B car DVR video recording and screen/display issues.

When you met troubles screen/display or video recording related troubles in the Dome G30B car DVR, have a look at this fixing guide.

Video recording

Check whether you have removed the DVR camera lens protective film, if not, please tear it off.

Check whether the car window is clean or not, if it's dirty, please use a clean cloth to wipe it.

Check whether the DVR camera lens is clean, for example, is there any fingerprint, dirt, dust, etc. If yes, simply use a clean soft cloth to remove the dirt.

Check the DVR's resolution setting, change the resolution to a higher status. For instance, change the video quality to 1080P, or the photo quality to 8P.

select video quality of Dome G30B car DVR

Simply change the TF card to a branded high speed TF card, such as the Mingsford 64GB high speed TF card, Samsung UHS-1 64GB TF card, MIXZA TOHAOLL SDHC 64GB TF card. Please do remember to format the card before using.

high speed TF card for car DVR

The system error will cause this phenomenon, so simply reboot or reset the DVR, then check whether the screen displays normally.

factory reset Dome G30B car DVR

Once the reset makes no sense, try to flash the DVR's firmware. Download the firmware and then follow the Dome G30B car DVR firmware flash guide to finish the process.

If all the ways are useless, it should be a quality issue or hardware damage issues, please contact the after-sales service for more help.

Change the video time length, you're suggested to set the length as 3 minutes.

change video time length of Dome G30B car DVR

Check the G-sensor settings, whether it's low or off. If the G-sensor feature is turned on and the sensitivity is set as high, when the DVR shakes during the recording, the DVR will automatically lock the recorded video so that it cannot be overwrote, the recycle recording cannot work. Simply change the setting to Low or Off.

G-sensor of Dome G30B car DVR

Check whether the Move Detect feature is turned on, if yes, please turn it off.

turn on Move Detect of Dome G30B

If you have finished the above settings but the TF card still gets full, please format the card or simply change a new Micro SD card to have a try. Maybe the card is damaged during the usage, and please use class 6 and above version high speed TF card.

When the DVR is recording video, it's normal that the users cannot enter the device's main menu. You can only enter the menu after you press OK button to temporally stop the recording.

Display & Screen

Check whether anything covers the rear camera lens, if yes, remove it.

Check the record mode, and make sure you have turned on the double record. If you only choose the front record, the rear camera won't work, sure you cannot see the rear images.

turn on double record of Dome G30B car DVR

Check whether the rear camera cable is well connected to the DVR. Connect the cables tight. You can pull out the cables and then re-plug it to the port again.

Dome G30B car DVR's rear camera cable

If the rear camera image still doesn't show up, check whether the cables are broken or whether the plug is oxidized. Then you can change another working cable or use a cotton swab with some anhydrous alcohol to wipe the plug.

check Dome G30B car DVR's cable

Dome G30B car DVRonly displys rear camera image

Check the record mode, and make sure you have turned on the front or double record. If you only choose the rear record, the front camera won't work, sure you cannot see the front images.

The system error will cause this phenomenon, so simply reboot or reset the DVR, then check whether the screen displays normally.

Once the reset makes no sense, try to flash the DVR's firmware. Download the firmware and then follow the Dome G30B car DVR firmware flash guide to finish the process.

Dome G30B car DVR displays blurry image

The system error will cause this phenomenon, so simply reboot or reset the DVR, then check whether the screen displays normally.

The Micro SD card speed may not be fast, so change a class 6 and above high speed branded SD card to have a try. The Mingsford 64GB high speed TF card, Samsung UHS-1 64GB TF card, MIXZA TOHAOLL SDHC 64GB TF card are good choices. Please do remember to format the card before using.

If none of the solutions work, try to flash the DVR's firmware. Download the firmware and then follow the Dome G30B car DVR firmware flash guide to finish the process.

Dome G30B car DVR's screen becomes black

The system error will cause this phenomenon, you can remove the TF card from the DVR and then power off it. Then launch it again to check whether it becomes normal. If yes, insert the TF card back the device, then you can use it as usual.

However, after you insert the TF card back the DVR, but the screen displays abnormally again, it means the TF card gets something wrong. Simply change another working TF card.

If the reboot doesn't work, you can reset the DVR, then check whether the screen displays normally.

If none of the solutions work, try to flash the DVR's firmware. Download the firmware and then follow the Dome G30B car DVR firmware flash guide to finish the process.

The system error will cause this phenomenon, you can remove the TF card from the DVR and then power off it. Then launch it again to check whether it becomes normal. If yes, insert the TF card back the device, then you can use it as usual.

However, after you insert the TF card back the DVR, but the screen displays abnormally again, it means the TF card gets something wrong. Simply change another working TF card.

If the reboot doesn't work, you can reset the DVR, then check whether the screen displays normally.

If none of the solutions work, try to flash the DVR's firmware. Download the firmware and then follow the Dome G30B car DVR firmware flash guide to finish the process.

The system error will cause this phenomenon, so simply reboot the DVR, then check whether the screen displays normally.

If the reboot doesn't work, you can reset the DVR, then check whether the screen displays normally.

Once both of the solutions are useless, try to flash the DVR's firmware. Download the firmware and then follow the Dome G30B car DVR firmware flash guide to finish the process.

 You may also want to read:
 Solutions for Dome G30B car DVR booting & TF card issues
 Dome G30B Car DVR/ Dash Cam User Manual in English and Chinese
 Dome G30B dash camera ROM firmware
 Dome G30B car DVR firmware flash guide

 

For Gearbest customers: If you've purchased the Dome G30B car DVR from us, but the guide doesn't solve your issues, please do not hesitate to get in touch. Just fill in the ticket with your questions at our Support Center and send it to us. We will do our best to deal with your problem as soon as possible. We are always happy to help.

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