Mortara Surveyor S4, Service Manual, Page: 63 / 67

TROUBLESHOOTING
57
Symptom Possible causes Suggested remedies
“Artifact” status
message
Excessive patient
movement Advise patient to keep the measurement site still.
Select an alternate measurement site less prone to
movement.
External light source
produces interference at
the sensor Redirect the external light source away from the
measurement site.
Cover the sensor site.
No signal is being received
from the sensor Confirm the sensor has not been damaged. Replace if
necessary.
Confirm the sensor and/or extension cable being used are
one of those recommended in this manual for use with the S4.
Pleth waveform is
a square wave A physiological signal is
not being detected by the
sensor Confirm that the sensor is still applied to the patient.
Confirm connections of sensor and extension cable to the S4.
Sensor and/or extension
cable is damaged Replace sensor and/or extension cable
Network Transmission
Symptom Possible Causes Suggested Resolution
1. "No ECG Monitoring" alarm.
Incorrect WLAN configuration (e.g.,
SSID, Security protocol, Passkey,
Passkey type). Check WiFi network settings; contact
your IT Network Administrator to
correct issues.
2.
“Trying to connect to Central" error
message displayed.
3. X symbol on WiFi signal indicator.
4. Fast blinking blue LED.
5. "AP MAC: Not-Associated" in the WiFi
diagnostic screen.
6. Invalid IP address if configured for
DHCP.
7. Inability to ping in WiFi diagnostic
screen.
WLAN infrastructure issues (e.g.
device placed on black list).
Check WiFi network settings; contact
your IT Network Administrator to
correct issues.
1. "No ECG Monitoring" alarm and no
traces on the Central Station.
2.
“Trying to connect to Central" error
message displayed.
3. Normal symbol on WiFi signal
indicator.
Incorrect LAN configuration (Method,
IP, Subnet, Gateway).
Check LAN network settings; contact
your IT Network Administrator to
correct issues.
4. Slow blinking blue LED.
5. Network info correctly populated in
WiFi diagnostic screen.
6. Invalid IP address if configured for
DHCP.
7. Inability to ping in WiFi diagnostic
screen.
LAN infrastructure issues (e.g. DHCP
server is not providing an IP address).
Check LAN IPv4 network settings;
contact your IT Network Administrator
to correct issues.