NetApp E2600, Installation Manual

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E2600 Controller-Drive Tray Installation Guide 126
Things to Know – Seven-Segment Display Use Cases
Use the following table displays both startup errors and operation errors that can be used to point to a component
failure.
Table 43 Seven-Segment Display Uses Cases with Repeating Sequences
LH A controller firmware mismatch has been detected, which results in a
suspended controller state.
LL The controller cannot access either midplane SBB EEP-ROM, which
results in a suspended controller state.
Ln A canister is not valid for a controller, which results in a suspended
controller state.
LP Drive port mapping tables are not detected, which results in a
suspended controller state.
Lr A non field replaceable unit has been replaced, which results in a
suspended controller state.
LU The start-of-day (SOD) reboot limit has been exceeded, which results
in a suspended controller state.
Use Cases Repeating Sequence
Use Case : Controller power-on
„
Normal power-on controller insertion
„
Controller inserted while held in reset
SE+ 88+ blank-
Use Cases Repeating Sequence
Use Case : Operational states
„
Normal operation.
xy-
(static controller tray ID)
„
Start-of-day (SOD) processing.
OS+ Sd+ blank-
„
The controller is placed in reset while displaying the
tray ID.
OS+ OL+ blank-
„
The controller is operating on batteries (cache
backup).
OS+ bb+ blank-
„
The CPU temperature has exceeded the warning level.
OS+ OH+ blank-
Use Cases Repeating Sequence
Use Case : Component failure when the controller is
operational.
„
Failed host interface card
OS+ CF+ HX+ blank-
Diagnostic Code Description