Page 8 OM024-6 Model 240 Operating Manual
Bone masking Use the SIGNAL keys to select the AC
headset or the optional masking earpiece as
the means of masking
Print audiogram? Press YES and release MENU; then press YES
to confirm the print operation or NO to cancel
Battery timeout Use the SIGNAL keys to select either 45
or 90 seconds (see Section 2.3)
Select phones This option is only available if the E-5A insert
earphone is enabled; use the SIGNAL
keys to select either the DD45 headphone or
the E-5A insert earphone
Store on 2 of 3? If activated a hearing threshold will be stored
automatically when the patient makes a
response to 2 out of 3 tone presents (see 3.5.2)
Warble to phones? Use the NO and YES keys to send frequency-
modulated tones to the headphones
Default level Adjust the default tone presentation level using
the SIGNAL keys
Select printer Use the SIGNAL keys to select either the
Able AP1300 or the Sanibel MPT-II printer
3.4.3 Description of Function of Other Keys
PULSE This enables the pulse tone present function when the
PRESENT key is operated; the indicator above the key
illuminates green
RESET Cancels an automatic test
MASK This switches on narrow band masking (default level
30dBHL); the indicator above the key illuminates green
RESULTS Press this key when an automatic test has been
completed to displays the results; use the LEFT and
RIGHT keys to display the results for the required ear and
the FREQUENCY keys to view the entire frequency
range.
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