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Error
code
Meaning Status Operation and Treatment
E30
Measurement is
greater than 120
seconds.
Air is exhausted from the cuff, and
an error code is displayed.
Repair is necessary because of
slow inflation or slow constant
exhaust.
E31
The constant exhaust
is greater than 60
seconds.
Air is exhausted from the cuff, and
an error code is displayed.
Repair is necessary because of
slow constant exhaust.
E32
Clock error.
An error code is displayed. If you not clear this error, the
product needs repair.
E50
Pressure offset error to
measure pulsation.
An error code is displayed at
restarting the product.
Release the air from the cuff
com- pletely, reset the product. If
you not clear this error, repair is
necessary.
E52
Memory error. An error code is displayed at
restarting the product.
The product needs repair.
E53
Battery contact is
defective.
The measurement is stopped, air
is released from the cuff and an
error code is displayed.
Replace batteries correctly. If you
can not clear this error, the
product needs repair.
E55
E56
E57
Exhaust error. An error code is displayed at
measurement.
Relax and do not move during
the measurement. If this error
occurs many times, repair is
necessary.
E60
Interval setting error. Start time is not proper, interval of
last block is not set in the unit of
120 min.
Enter parameters for the interval
correctly.
E70
E71
E72
E73
RS-232C error. Re-connect the communication
cable. If you can not clear this
error, the product needs repair.
E74
Low battery for
communication.
Replace batteries with new ones
and restart communication.
E75
Protocol error due to
external equipment.
The error code is displayed during
communications.
Re-connect the communication
cable. If you can not clear this
error, the product needs repair.
E90
Pressure zero error for
safety circuit.
This error code is displayed before
the measurement.
Release the air from the cuff
completely.
E91
Safety circuit detects
over load pressure.
Patient moved during the
measurement.
Relax and try to quiet during the
measurement. If it occurs in
quiet, the recorder needs repair.
Other
Monitor code is displayed.
Reset. Turn on power switch
again.