Chapter 3
Lights are provided on the probe to indicate test status in the following
manner:
• Solid Green = Test In Progress
• Solid Amber
= Occlusion
• Blinking Amber = Leak
• Blinking Green
= OK to begin a test
Probe lights
The liquid crystal display (LCD) shows axes for the graphic display of the
selected test, and pressure and compliance or admittance meters.
THE TEST STATUS line to the right of the graphics area of screen displays alert
messages, invalid selections, and other messages to user.
Test Status Line
Test tracings, meter displays with digital readouts, and ear canal volume are re-
corded in real time.
Grason-Stadler