Diagnostics: Loss of Sync and/or Checksum Error on a module or PLR; Failed SATA cable

​Potential Symptoms

  • IDM may indicate Loss of Sync Errors on the modules and/or PLRs.
  • IDM may indicate Checksum Error on the modules and/or PLRs.
  • Module self-test fails when using existing cable, passes with a known good cable.
  • One diagnostic light on the back of the module blinks faster or out of sync with lights on surrounding modules.
  • May show visual issues.
    • Visual issue remains in same location after moving or replacing modules.
  • PLR test pattern, or port health test show issue location, and re-seating the cable does not resolve it.
    943912_3_6-6-2017 12-43-08 PM.jpg

IDM / System Health Event(s)

  • Strip of modules with Communication Failure events, and modules on both ends have Loss of Sync events.
  • Checksum Error on a module or PLR

Environment

  • Product Family: Billboards, Video, Message Displays
  • Product: DB-4000, DB-4100, DB-4101, DB-4200, DB-4202, DB-5000, DB-6000, DB-6400​, DVX, DVN, RTX, GP3, GP4, GS6, GT6, ECCB, DXB-0100, BLD-0100, DVX-1162
  • Component: SATA cable
  • Control System:

Cause

  • Failed SATA cable.

Resolution

  • Replace the faulty SATA cable(s).

KB ID: DD2050555


Fill out my online form.
DISCLAIMER: Use of this content may void the equipment warranty, please read this DISCLAIMER prior to performing any service of the equipment.