FIELD SERVICE BULLETIN
PTP 850C radios May Fail After
Software Upgrade or Downgrade
|Download the PDF version||Application||Global|
|Effective Date||April 28, 2023|
|BULLETIN TYPE||SEVERITY RECOMMENDATION|
|X||Warranty Service||X||High – Perform immediately|
|Informational||Medium – Perform at next scheduled maintenance|
|Customer Specific||Low – Perform when system exhibits symptoms|
Subject: A small number of PTP 850C radios may become inoperable and unrecoverable after performing a software upgrade or downgrade from the factory installed version.
Software/Configuration AFFECTED: A software upgrade or downgrade which loads any existing PTP 850 software release will invoke this issue. The issue will only occur on radios with the Manufacturer Serial Number (MSN) contained in the list provided below.
Sympton: If a software upgrade or downgrade is attempted on a radio with an MSN contained in the table below, the unit will become completely inoperable and unrecoverable.