Installation Manual

DSA E-Series (E2800 12-bay) Maintenance | en 41
Bosch Sicherheitssysteme GmbH Installaton manual 2018.02 | V1 | DOC
Use case Display sequence
Failed flash drive OS CF Fx blank
Power-on diagnostic failure
Failure of a component that is not a field
replaceable unit
SE dF blank-
Processor DIMM failure SE dF -- CF Px blank-
Cache memory DIMM failure SE dF -- CF Cx blank-
Processor DIMM or cache memory DIMM
failure
SE dF -- CF dx blank-
Host interface card failure SE dF -- CF Hx blank-
Incorrect number of cache backup devices SE LC -- CF Fx blank-
The controller is suspended and there are no other errors to report
All lock-down conditions OH Lx blank
The controller is suspended because of component errors
Persistent processor DIMM error correcting
code (ECC) errors
OE L2 -- CF Px blank-
Persistent cache DIMM ECC errors OE L2 -- CF Cx blank-
Persistent processor or cache DIMM ECC
errors
OE L2 -- CF dx blank-
The controller is suspended as a result of persistent cache backup configuration errors
The write-protect switch is set during cache
restore
OE LC blank-
The memory size changed with dirty data in
the flash drives
OE L2 -- CF dx blank-
The controller is suspended as a result of diagnostic errors
Cache memory diagnostic failure dE L2 -- CF Cx blank-
Base controller diagnostic failure dE L3 -- CF b1 blank-
Base controller I/O Controller chip (IOC)
diagnostic failure
dE L3 -- CF b2 blank-
8.3.4 Seven-segment display lock-down codes
Diagnostic lock-down codes are displayed when the controller is not operational, either
because of a configuration problem or a hardware fault. The lock-down code is displayed as
part of the seven-segment display sequence.
The following table includes the lock-down codes and describes the conditions that cause the
controller to be in a suspended state:
Lock-down code Description
L0 The controller types in a duplex configuration
are mismatched.