Operator displays are locking up during operation

Issue:

Operator displays are locking up during operation

Resolution:

Power cycling the Operator Display should restore operation

Notes:

(5-14-12) The root cause has been determined to be a hardware issue on the PCB assembly that have shipped between March 2012 and May 11th 2012. If you are having this issue and the Operator Display has shipped between March 2012 and May 11th 2012, replace the failed Operator Display under the standard warranty process.

Changes:

Other Question/Problem/Cause Statements:

• Operator displays are locking up during operation
• The Operator Display powers up properly, but will completely freeze intermittently and become unresponsive

Facts:

• Tracer AH540/541
• Tracer MP580/581
• Tracer Summit Building Control Unit (BCU)
• Tracker BMTK
• VariTrac III Central Control Panel (CCP)

Original wave: wave99841