Control Data Corporation CYBER 170 Series Operator's Manual page 197

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MESSAGE
DPxx,Ccc,l,sec,ann,Stttt,FNqqqq.
or
DPxx,Ccc,l,sec,ann,Stttt,Aaddr,Wwwww
DPxx,Ccc,l,Gggg ••• g.
DPxx,Ccc,l,Bbbb ••• b.
or
DPxx,Ccc,l,sec,ann,Stttt,Aaddr,Wwwww
DPxx,Ccc,l,ddd ••• d.
DQ •••
DQxx, 2X PPU REQUIRED.
"---./
"'-/'
SIGNIFICANCE
An
error has been detected on distributive
data path (DDP). The nature of the error
is determined by examining each parameter
in the message. .
xx
EST ordinal of DDP/ECS
cc Channel number
1 Link code used to associate
multiple lines of messages
occurring for the same error.
s Error recovery status (one of the
following)
blank Status of error (recovered
or unrecovered) has not
been determined
R Error has been recovered
u Error is not recoverable
ec Error code (one of the following)
PE Parity error/checkword error
AD Address error
ST Device status error
FT Function time out
a Type of operation (one of the
following)
nn
tttt
qqqq
addr
wwww
q ••• q
b ••• b
d ••• d
R Read
W Write
Retry count;
er~or
is considered
irrecoverable after the following
number of retries.
PE
1
AD 10
ST-
64
FT
3
Device status; implies there was an
incomplete transfer if status does
not indicate an error
Function rejected
Physical address at beginning of
block
Word count of transfer
Good data which was transferred
Bad data which was transferred
State of data transferred is
unknown
Refer to description of corresponding
message beginning with DI or EQ.
The equipment with EST ordinal xx requires
2X PPUs but 2X PPUs do not exist.
ACTION
Dump error log dayfile
to printer (refer to
description of ERRLOG,
xx. command), and make it
available to the customer
engineer and/or site
analyst.
Enable 2X PPUs or
redefine the device as
a half track device.
\
ROUTINE
----,..--
7EP,
7MP
STL,
BCL
I