# Text Description Action
3801 ? Invalid Status Data on %4 SNECON PICs: The content of the status
buffer, 'Status_data', was invalid and not
recognized by the PIC. This may happen
if the PIC firmware is out of date relative
to the NS486 software.
Reload the OS and APP software for
the SNECON.
Replace the SNECON.
3802 ? Invalid Status Type on %4 SNECON PICs: The value of the sta‐
tus_type was invalid and not recognized
by the PIC. This may happen if the PIC
firmware is out of date relative to the
NS486 software.
Reload the OS and APP software for
the SNECON.
Replace the SNECON.
3803 + Invalid Msg Size on %4 SNECON PICs: A packet was received
with an invalid I2C message size or no
I2C message at all. The packet was dis‐
carded.
Reload the OS and APP software to all
SNECONs.
3804 + Arbitration Loss Slave on
%4
SNECON PICs: The PIC lost a slave
read arbitration. It indicates that at least
one other module responded to the same
message request.
If sporadic, no action is necessary.
If repeating frequently, reset the ana‐
lyzer.
4.6.19 Alarms 4001 - 4124 EZChrom
GCP Alarm Descriptions 4001 - 4124 EZChrom
The following tables list the alarm number (#), type (+ information, ? warning, ! error) alarm
text, description, and actions.
# Text Description Action
4001 ? TFTP cannot load with ac‐
tive method %3
Method currently running when software
load was commanded.
Put method on hold and wait for it to
complete before loading SNE software.
4003 ! Zero Correction Out of Lim‐
its on %4
System error. Contact Customer Support.
4022 ? I/O channel not found on
%4
Hardware resource requested not
present.
Reload and or repair SYSCON data‐
base.
4024 ? Slope check failure on
channel %4
Slope check commanded with invalid pa‐
rameters.
Check method for slope check events
and review data.
4025 ? Detector channel under‐
flow occurred on %4
A/D converter for detector reading lowest
possible value. This error may also be a
secondary error caused by an overflow
on an FID DPM.
Check A/D inputs, potentially replace
referenced DPM.
4026 ? Detector channel open oc‐
curred on %4
Open connection detected on A/D detec‐
tor input. This error may also be a secon‐
dary error caused by an overflow on an
FID DPM.
Verify proper operation of the DPM.
4027 ? Detector channel overflow
occurred on %4
A/D converter for detector reading maxi‐
mum value possible.
Check A/D inputs, potentially replace
referenced DPM.
General Maintenance and Troubleshooting
4.6 Alarm Codes, Descriptions, and Suggested Actions
Maxum edition II Analyzer General Maintenance
Manual, August 2018, A5E42019842001 75
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