• Shielding problems• Termination problems• Crosstalk from adjacent cablesBesides useful diagnostics during commissioning, this information can also be used todetect deteriorating wiring conditions in the plant before the process is affected.Table 4.3: H1 DiagnosticsTotal number of framing errors on the H1 channel since last rebootof the Linking Device or reset of the error counters.Framing ErrorsTotal number of checksum errors on the H1 channel since lastreboot of the Linking Device or reset of the error counters.Checksum ErrorsFor resetting the error counters click the Reset Error Counters button.4.4 Hardware DiagnosticsFigure 4.5 shows an example of the Hardware Diagnostics page. This page indicatesthe current, minimum and maximum temperatures of the LD 810HSE Ex.2PAA114135-610 814 Built-in Web Server4.4 Hardware Diagnostics