Troubleshooting Technical Alarm Messages at the TM80
TM80 Telemetry Monitor Operator’s Manual 15 - 9
Measurement
Alarm
message
Default
Alarm
priority
Alarm
Indication
Possible cause Solution
ECG ECG Lead
Off
Low* B The electrode has
become detached from
the patient or the lead
wire has become discon-
nected from the adapter
cable.
Check the connec-
tions of the elec-
trodes and
leadwires.
ECG XX**
Lead Off
Low* B
ECG
Module
Error
High A An error occurred to the
ECG module.
There is a problem with
the communications
between the module and
the TM80.
Restart the TM80. If
the problem persists,
contact your service
personnel.
ECG
Noisy
Low A The ECG signal is noisy. Check for any possi-
ble sources of signal
noise around the
cable and electrode,
and check the
patient for great
motion.
HR
Over-
range
Low A HR exceeds the measure-
ment limit.
Contact Mindray or
your service person-
nel.
ECG
Learning
Prompt
ECG learning is manually
or automatically trig-
gered.
Cannot
perform
ST analy-
sis
Prompt A / /
Cannot
Analyze
QT
Prompt A / /
Check
Leads
Prompt
ECG original sampling
exceeds signal saturation
threshold.
Resp Elec-
trode
Poor
Contact
Prompt
The electrode has been
used for a long time or
the electrode contact is
poor.
Check the electrode
application. Reposi-
tion or replace the
electrodes if neces-
sary.
* The asterisk (*) means the alarm priority is configurable.
** XX is the ECG lead name.
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