L3 FA2100 CVR Component Maintenance Manual With Illustrated Parts List page 175

(c)
(d)
(e)
(f)
NOTE: This will load the Altera chip in the RIU unit. Observe the "con-
necting to recorder" status window appears.
(g)
NOTE: Observe the "connecting to recorder" status window appears.
(h)
(i)
(j)
(2) Part 1 – Sound Card Output Adjustment
(a)
Figure 122. Audio Reference Level Utility, Warning Message
(b)
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to the restrictions on the cover page of this document.
The document reference is online, please check the correspondence between the online documentation and the printed version.
AVIATION RECORDERS
COMPONENT MAINTENANCE MANUAL
FA2100CVR
Ensure that the RIU Sound Card Out (SND OUT (J5)) cable is connected
to the Sound Card Line−Out (green connector).
Apply DC or AC power to the RIU.
If the CATS test page is not shown, Click the L−3 CVR Test Icon on the
Window desktop. Click the OK button on the Monitor Audio Channel Pop−
up menu.
From the pull down menu, click on Power at the top of the window and
select Recorder Interface Reset.
From the pull down menu, click on Power => DC Power On or AC Power
On.
Verify that the DC LED or AC LED on the front of the RIU is on.
Click the Speaker button (Volume Control) to display the Playback Control
menu.
Please refer to and perform steps (2) through (14) of Section 5.B.
"Read-Out Center/7 (ROC/7) - Sound Card Setup."
Select Utilities => Audio Reference Level Utility to run the Audio Refer-
ence Utility from the CVR Tester menu. At the CVR Tester Pop−up menu,
select the OK button
Select Channel 1 check box ion the Audio Reference Level Menu.
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Testing & Fault Isolation
Rev. 15 Page 126
Apr. 14/16