3: Automated Test Sequences
19
3.2.2 Running an IEC Test
1. Level the sound chamber, if needed.
2. Push the [START/STOP] button.
3. The FP35 will pause during the measurement process in order to let you
adjust the gain of the hearing aid to the reference test position.
a. Lift the sound chamber lid and adjust the gain control of the aid until the
MEASURED gain matches TARGET gain.
b. Close the sound chamber lid when finished.
c. The MEASURED gain should be within 1 dB of the TARGET gain.
4. Push [START/STOP] to complete the test.
5. Press [NEXT] to view the I/O Screen.
6. Press [PRINT] for a hard copy of the results.
Figure 3.2.2A—IEC test completed
