TM80 Telemetry Monitor Service Manual 7-13
Symptom Possible cause Solution
Check that the electrodes are
not expired.
The TM80 or
SpO
2
module is
started
repeatedly.
The battery capacity for
the TM80 is depleted.
Replace with a known good battery.
No pulse The SpO
2
sensor fails to
obtain the pulse signal.
Check the patient’s physiological
conditions and change the sensor’s
application site for SpO
2
measurement. If the fault persists,
replace the sensor.
The SpO
2
data
is not displayed
on the
CentralStation.
The SpO
2
module is
not connected to
the TM80.
There might be a
problem with the
SpO
2
module.
Connect the SpO
2
module to
theTM80.
Replace the SpO
2
module with a
known good one.
The TM80
cannot be
connected to
the Central
Station
wirelessly and
the Wi-Fi
symbol
on the main
screen of the
TM80 is
displayed.
The wireless access point
(AP) in the vicinity is not
enabled.
Make sure that the AP is enabled and
belongs to the Virtual LAN (VLAN)
where the TM80 is covered.
The TM80 is not powered
on under the AP
coverage area.
Put the TM80 within the AP coverage
area and restart it. Ensure that the
signal strength displayed on the
TM80is greater than -65dBm and the
co-channel interference meets the
requirements.
Items like SSID, IP
acquisition mode are not
configured correctly for
the TM80.
Follow section 3.9 to re-configure all
WLAN related settings.
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