[FE training-materials-updates] Thirdparty lab: warn about the noise in speaker-test

[Michael Opdenacker]

Repository : git://git.free-electrons.com/training-materials.git

On branch  : master
Link       : http://git.free-electrons.com/training-materials/commit/?id=8fa84fe41153e4382dcbe4a406e5df8e9f5883b8

>---------------------------------------------------------------

commit 8fa84fe41153e4382dcbe4a406e5df8e9f5883b8
Author: Michael Opdenacker <michael.opdenacker at free-electrons.com>
Date:   Thu Dec 11 15:06:11 2014 +0100

    Thirdparty lab: warn about the noise in speaker-test
    
    Signed-off-by: Michael Opdenacker <michael.opdenacker at free-electrons.com>


>---------------------------------------------------------------

8fa84fe41153e4382dcbe4a406e5df8e9f5883b8
 labs/sysdev-thirdparty/sysdev-thirdparty.tex | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/labs/sysdev-thirdparty/sysdev-thirdparty.tex b/labs/sysdev-thirdparty/sysdev-thirdparty.tex
index eb00dd9..403d8d1 100644
--- a/labs/sysdev-thirdparty/sysdev-thirdparty.tex
+++ b/labs/sysdev-thirdparty/sysdev-thirdparty.tex
@@ -563,6 +563,11 @@ your board, with the headset provided by your instructor plugged
 in. You will need to add the missing libraries from the toolchain
 install directory.
 
+The sound you get will be mainly noise (as what you would get by running
+\code{speaker-test} on your PCs. At least, sound output is showing some
+signs of life! It will get much better when we play samples with
+\code{ogg123}.
+
 \section{libogg}
 
 Now, let's work on {\em libogg}. Download the 1.3.2 version from