Welch Allyn MicroTymp® 4 Tympanometer User Manual
DIR 80024157 Ver A
Page 28
P
ERFORMING
D
AILY
C
HECKS
The operation of the MicroTymp 4
should be checked daily using the 4 in 1 test cavity assembly
supplied with the instrument.
Select the DAILY CHECK option in the main menu:
DAILY CHECK
INSERT PROBE
Cancel
Wait until “INSERT PROBE” is displayed.
Insert the probe, without an ear tip, into the hole at the 2ml end of the test cavity. Make sure
that the probe is pushed fully home and is held tight against the stop. The probe must be square
to the end of the test cavity.
When measured at elevations below 1,000 ft, the display should show the volume of the 2ml test
cavity to within ± 0.1ml.
DAILY CHECK
Volume:
2.0 ml
Cancel
