336 Troubleshooting the Tape Library
T137
T137 - Display Assembly Communication Failure
Description GUI Description: A local display assembly communication failure has been
detected.
Explanation: The library encountered an error that appears to be caused by a
communication link failure to the display assembly (DIEB) board.
Detection Scenarios • Failed I2C communication with the DIEB board.
• Failed GPIO communication with the DIEB board.
Root Causes • Board-level hardware failures.
• Display not plugged in correctly.
• Cable failure or not plugged in.
Service Resolution
Steps
Perform DR103 - Resolve
Display Assembly Communication Failure on
page 412.
Possible CRUs/FRUs Note: Read and perform all resolution steps before dispatching any parts.
Dispatch the first part listed below for replacement. If this does not solve the
problem, dispatch the second part, and so on, in order. Dispatch only one part
(or set of parts) at a time.
1 LCD Front Panel Display (Operator Panel)
2LCB
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