L3 FA2100 CVR Component Maintenance Manual With Illustrated Parts List page 179

(d)
Figure 130. Audio Reference Level Utility, File Open Menu
(e)
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AVIATION RECORDERS
COMPONENT MAINTENANCE MANUAL
FA2100CVR
Figure 129. Audio Reference Level Utility, Menu
Load 1000Hz full amplitude .wav file by selecting File => Open File on the
Audio Reference Utility. Select Setup_1000Hz.wav. and click on Open.
From the menu bar under Utilities, select Audio Reference Utility. Select
the check box next to Channel 1 and deselect Channel 4 check box. Se-
lect Sound => Play Sound to output the 1000 Hz wave file to the sound
card.
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Testing & Fault Isolation
Rev. 15 Page 130
Apr. 14/16