TROUBLESHOOTING
44
OTOWAVE 302+ INSTRUCTION FOR USE
PROBLEM
CAUSE
SOLUTION(S)
Measurement timed out
Indicator LED b and c flash fast.
•
Occurs when the ear seal check
is set to EXTENDED
•
Pump failed to achieve the
starting pressure within 4 s.
Pressure failed to reach -400 daPa
within 12 s.
Reposition the probe. Retry the test.
If the problem persists, contact your
Amplivox service centre.
VOLUME OUTSIDE RANGE
Indicator LED b and c flash.
Probe not placed correctly in ear
canal.
Reposition probe.
PROBE NOT CLEAR
Indicator LED c solid light.
Probe is blocked. Probe placed
incorrectly
Check that the probe is not inserted
into a test cavity at start-up.
Please ensure the probe is not
blocked or obstructed.
AIRFLOW ERROR
Indicator LED c steady light.
Fault with air system and/or pump.
Cannot determine pump direction.
Unknown pump fault. Restart the
unit. If problem persists, contact
your Amplivox service centre.
AIRFLOW ERROR
RESTART THE UNIT
Indicator LED c steady light.
Fault with air system and/or pump.
Restart the unit. If problem persists,
contact your Amplivox service
centre.
WARNING! CALIBRATION EXPIRED
Indicator LED c steady light.
The current date is later than the
next calibration date. Check that the
clock is set to the correct date. If so,
arrange for the instrument to be
recalibrated. Tests can still be
performed.
Recalibration needed before further
tests are performed.
WARNING! DEVICE UNCALIBRATED.
Indicator LED c steady light.
One or more default values require
recalibration before further tests are
performed.
Contact your Amplivox service
centre.
WARNING! DEFAULTS RELOADED.
Indicator LED c steady light.
Default configuration settings
reloaded.
Default configuration settings
reloaded. If the error persists,
contact your Amplivox service
centre.
Printing Error
No connection can be established
with the printer
•
Printer is switched off or not
charged
•
Connection between printer
and base unit cannot be
established.
•
Restart the base unit
•
Restart the printer
•
Charge printer
•
Ensure
the
connection
between printer and base unit
is established.
If you experience difficulty in resolving faults the equipment distributor (or Amplivox if purchased directly) should be
consulted.
