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Whilst every effort has been made to ensure the
accuracy of the information provided, no liability can
be undertaken for any errors or omissions. All
dimensions stated in this document are approximate.
Stortech Electronics Ltd reserves the right to alter the
specifications and introduce changes without prior
notice. © Stortech Electronics 2017
MDVR402_Quick Guide 05072017
MDVR402 Series
FAQ (Troubleshooting)
Q: When a device issue appears please help us by providing as much information as
possible.
Check Device Item No and Firmware Version and contact us with a full detailed
description of the issue.
Q: Video Output Lost
Check the DVR: Device Input Power, Power Cable Connections, GND fuse, and
Connect Red and Yellow cables of power together to see if it is an ACC fault.
Check the Screen Power or check to see if the screen has changed to a different AV
channel. Check the connection of Video Output and Screen Cable.
Q: Device keeps rebooting.
Check working power, if there is low power the device will keep rebooting.
HDD/SD Card error; remove storage device and turn on device to check.
Q: Device on with HDD but not recording.
Check SD/HDD if formatted. If not, enter Main GUI-System Set-Format, format
HDD/SD card.
If not recording check Timed Recording mode, if this is set to yes it will not record all
of the time. Also check HDD light is on.
GPS related FAQ
Q: I have GPS but GPS coordinate information is not displayed.
Check if GPS module exists
Check GPS Antenna connection; suggest it is installed on the outside of the vehicle
3G/4G Wireless Module related FAQ
Q: If using 3G/4G what should we check?
Choose Settings wireless module WCDMA, EVDO, TD-SCDMA module settings should
not be the same as the SIM card and network provider settings.
Check the Server IP and Port are set correct. If 3G/4G signal is strong for transmission
of 3G/4G video. Check 3G/4G Antenna connection and position to make sure 3G/4G
signal is optimised.
Q: When device is offline or no video, what should be done first?
Press INFO key to enter the system info page. Check if SIM card exists, 3G/4G signal
and dialing status, Antenna connection, check SIM card 3G/4G flow, and change to a
new SIM card check again. 3G/4G signal strong but dialing fail, check if center IP &
Ports are set correct. Check if Device ID is already occupied
Q: WIFI Signal 60/100 connect failure.
General condition, connection is not a problem when the signal intensity is up to
60/100 if the WIFI setup is correct. If the device cannot be found in the LAN, you
should check setting SSID and password, IP Address, Encryption Type and
Authentication Mode.
