Overview ................................................................................................................. 217
Initial checks........................................................................................................... 218
Viewing flash log ................................................................................................................220
Checking error log..............................................................................................................220
Fixing common problems ..................................................................................... 220
Loss of power.....................................................................................................................221
Fatal ECC error ..................................................................................................................225
Display shows FAIL............................................................................................................226
Isolated (lonely) Node ........................................................................................................226
Online diagnostics ................................................................................................. 235
Fault classifications............................................................................................... 235
Hard/Severe Failures .........................................................................................................237
Soft Failures .......................................................................................................................238
R301.1
11/06
Experion C300 Controller User's Guide
Honeywell
Contents
xiii