USING THE OTOWAVE
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– Otowave 102-C Operating Manual
4.4.
CONTROLS AND INDICATORS HANDHELD UNIT
Press the On/Off key momentarily to turn the Otowave 102-C on or off (refer to the diagram below).
Please note:
This instrument is equipped with a real-time clock. Before use, please set the date & time
to local values in order to ensure that test data and calibration status are correctly identified.
Refer to Section 6.
No warm-up time is required, although a short diagnostic routine will run for a few seconds. During this time
the internal pump will operate. To switch off, again press the On/Off key momentarily.
Press the up
▲ and down ▼ navigation keys to scroll through the menus or set values
Press the
right navigation key ► to accept a menu choice or go to the next step.
Press the left navigation key ◄ to cancel an operation or go back to the previous step.
The function of the left and right keys is usually shown on the bottom line of the display.
When not performing a test the Otowave 102-C will switch off automatically after 90 or 180 seconds if no key
is pressed (see Section 6
to make this selection).
The indicators show the status of the system. Typical indications during a measurement sequence are as
follows:
STATUS
LED A
LED B
Otowave turned off
Off
Off
Idle, test completed or test cancelled
On
Off
Insert probe or remove probe (refer to display for details)
Flashing
(fast)
Flashing
(fast)
Ensure probe is held steady while an ear seal is obtained
Off
Flashing
(slow)
Testing - tympanogram and/or reflex measurement
Flashing
(slow)
Off
For a full description of indicators used, messages displayed and possible error conditions refer to Section 14.
Probe
Display
Navigation keys
On/off key
Indicators
