User's Manual

Operator’s Manual ZM-520PA/521PA/530PA/531PA 71
Indications and Messages
Indication
Indication Cause Countermeasure
Batteries are fully charged.
—
Batteries are getting low.
Batteries are low.
Batteries are almost empty. Replace batteries.
Alarms on the receiving monitor
were suspended by pressing the
Function key on the transmitter.
Alarms resume when the suspend interval
elapses. To cancel alarm suspension, press
the Function key again.
Messages
When PROTOCOL on the SYSTEM SETUP screen is set to 51, all messages are transmitted.
When PROTOCOL is set to 41, the messages marked with * are not transmitted.
Message Cause Countermeasure
ALARMS
SUSPENDED
Alarms on the receiving monitor is
suspended by pressing the Function
key on the transmitter.
Alarms resume when the 2 minute
suspend interval elapses. To cancel
alarm suspension, press the Function
key again.
BATTERY
WEAK
Dead batteries.
Replace batteries.
CANNOT
DETECT
PULSE*
Poor blood circulation for measuring
the SpO
2
value.
Check the patient condition, probe
attachment or change the attachment
site.
The probe is attached too tightly and
is obstructing the blood circulation.
Reattach the probe.
The probe is not attached to the
patient properly.
Attach the probe to the patient
properly.
“LIGHT INTERFERENCE”,
“CHECK PROBE SITE” or
“DETECTING PULSE” message is
displayed for more than 30 seconds.
Refer to the cause and
countermeasure for each message in
this Messages table and remove the
cause.
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