72 en | Turning on the power and checking for problems in an E2700 controller-drive tray configuration DSA E-Series (E2700)
2015.10 | V2 | DOC Installation manual Bosch Sicherheitssysteme GmbH
S2 The SBB Signature/Revision is invalid, which results in a
suspended controller state.
S3 An unsupported enclosure is detected in the storage array, which
results in a suspended controller state.
S4 The power supply is incapable of powering the controller, which
results in a suspended controller state.
S5 The SBB pairing fails, which results in a suspended controller
state.
12.12 Things to know – seven-segment display use cases
The following table shows both startup errors and operation errors that can be used to point
to a component failure.
Seven-segment display uses cases with repeating sequences
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 showing 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-
– Failed flash drive OS+ CF+ Fx+ blank-
Use cases Repeating sequence
Use case: Power-on diagnostic failure
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