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ALZERS
8.4
Error
messages
The message «ERROR ll»
is
shown
in
the display
when an
error
occurs.
The
type
of
error can be
queried
in
the
¯
¯¯¯¯
¯
<general>
function group using
the <error>
function,
8.4.1
Error
messages
from
the
CS
421
console
Nr.
Error
Meaning, comments
2
Comm.
error
from
CS
to QC
No
answer
from
QC
3
Console stack
overflow
4
Console idle
error
Console operating system overloaded
7
Console watchdog
error
Watchdog timer
overflow
14
Display RAM defect
15
Console EPROM defect
Check
sum
<>
set
point
16
Console RAM defect
8.4,2
Error
messages
from the
QC
421
quadrupole controner
LELJ
LaJ
Nr.
Error
Meaning, comments
17
GMS Contr. stack
overflow
1
8
Beset
error
Reset circuit defective
19
GMS Contr, watchdog
error
Watchdog timer
overflow
20
OMS Contr. EPROM
defect
Check sum
<>
set point
21
GMS Contr.
NOVRAM
defect
Parameter memory defective
22
OMS Contr.
dual
port RAM defect
Access
malfunction to OMS controller
23
OMS Contr. buffer RAM
defect
Measured data memory
defective
24
DSP EPROM defect
Check
sum
<
>
set
point
25
DSP
dual
port RAM
defect
Access
malfunction to signal processor
26
Monitor-DAC
error
For
testing purposes only
27
Resolution-DAC
error
For
testing purposes only
28
AO-DAC
error
For
testing purposes only
29
ADC
error
For
testing purposes only
33
OMS Contr.
idle error
QMS controller operating system overloaded
34
SEM
error
HV 420
/
HV
421 SEM high voltage supply overloaded
or
defective
35
CD
error
HV 421 CD high voltage overloaded
or
defective
36
lon
source
error
IS
420 voltage
vi
...
v9 <>
set point
37
Filament
1
defect
Only possible
with
IS
420
38
Filament
2
defect
Only possible with
IS
420
39
Emission
error
Emission
< >
set point
40
CAN
error
CAN controller malfunction
41
Parameter lost
Wrong values
in
NOVRAM
(dead
battery)
QMS421aa.opm
Error
messages
95
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