Mercedes Benz MB SD Connect Compact 4 MB Star diagnostic system “Please insert batteries” and
One of the Mercedes MB SD Connect C4 user has the problem when using the star C4 diagnostic system.
Error 1: Please insert batteries.
Check the SD Connect C4 icon on the bottom of the toolbar, power on the SDConnect and connect the diagnostic scanner with computer, if the #21 device displays in “x” status,it indicates the C4 multiplexer is not well connected or well configured,how to tell:
1.Open laptop Local Network Connection->SD C4 WLAN，disconnect then connect to check if network connection has changed. If the network remains unchanged,change another laptop and do the same setting.
2.If network status did not change on any laptops,then change a new LAN cable.If still no changes,you have to send back your SD C4 main unit for repair.