MSA SUPREMATouch MCP 20, Operating Manual

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81
Service
GB
SUPREMATouch
6.4 System Fail Messages
No.
Fail Message
Text
Module
Appears in
case of Disappears in
case of Error
LED Fail
LED
Info 1 Info 2
Remarks/ Reme-
dial action
(BYTE) (DWORD)
1
dynamic memory
overflow
All
Stack overflow
or stack under-
flow detected
Restart X X Task ID
Memory
address
Generally software
problems (e.g.
wrong stack
dimensions)
Perhaps sequence
error
to No. 2,3 or 6
2
error in work
memory
All
RAM failure
detected (Self-
test)
Whole RAM
tested failure-
free (after
approx. 24 h)
X X
Bit pattern
fault bits Memory
address Hardware defect:
exchange module
3
error in program
memory
All
ROM failure
detected (Self-
test)
Whole ROM
tested failure-
free (after
approx. 24 h)
X X
1
→
found
during
system start;
0
→
other-
wise
loWord
→
CRC found;
hiWord
→
CRC should
be
Hardware defect:
exchange module
4 internal timeout All
Life sign of at
least one task is
missing
All tasks gave
life sign in time
X X
Nominal
value of task
flags (8
lowest Bits)
loWord
→
task flags is;
hiWord
→
task flags
should be
Perhaps sequence
error of CAN bus
failure. Check bus.
5 data lost on bus
MAI30,
MGI30,
MAR3,
MGR3,
MGO, MAO,
gateways
CAN controller
detects overflow CAN Controller
in normal mode
X X Always 0 Always 0
Perhaps not
correctly termi-
nated bus or
modules with
wrong bitrate at
the bus. (Green
CAN-LED indi-
cates the status of
the bus.)
May also be defect
hardware
6 fatal internal error All
Exception Inter-
rupt (e.g. write
access to ROM,
invalid memory
address...)
Restart X X
Exception
number Memory
address
Hardware defect:
exchange module
Perhaps sequence
error to No. 1, 2 or
3
7 buffer overflow
MCP, MDO,
MAI30,
MGI30,
MAR30,
MGR30,
MBC
Overflow of the
internal
processing
queues
Restart X X
Queue
number Queue
Status
Perhaps in combi-
nation with No. 4 at
system overload
or sequence error
to CAN bus fail-
ures
8
communication
error on bus
MCP, MDO
Error during
SDO transfer
(transfer of
configuration
and parameter
data)
SDO transfer
successfully
ended
X X
CAN-I/O
error code
Additional
data (error
code
depended)
Perhaps CAN-bus
failure: check bus.
Check MCP and
MDO for incom-
patible software
status.
May occur when
hot plugging
modules.
9
system error of
configuration
memory
MCP, MDO,
MBC
Error on
accessing flash
memory which
contains param-
eter and config-
uration data
Restart X X
Flash error
code
Additional
data (error
code
depended)
Hardware defect:
exchange module
Perhaps in combi-
nation with No. 10
or 15.
10
error in configura-
tion memory MCP, MDO,
MBC
Flash error
detected (Self-
test of the
configuration
and parameter
memory)
Whole flash
tested error-free
(after approx. 24
h)
X X Always 0 Always 0
Hardware defect:
exchange module
11
data lost at serial
communication
MDO
Error at serial
communication
Restart X X
Interface
number
loWord
→
number of
characters;
hiWord
→
status
Data lost at PC or
printer interface:
Check cables
Perhaps hard-
ware defect:
exchange MDO
module