Telit EVK2 User Guide
1vv0300704 Rev.13- 2012/06/25
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved
page
35 of 149
9.2.1.
Speaker and Stand-alone Microphone
If you are using a Speaker, you can connect a
stand-alone electrete microphone
by a coaxial
2,5mm plug to SO401, respecting the following pin-out.
3
1= MIC +
2= N.C.
3= MIC -
1
2
Figure 17: Microphone Plug Connection
Figure 18: Speaker & Microphone case insertion
Microphone
speakmic.skd
SPEAKER
Speaker
C
S
11
39
STACKED
RS232
USB
RS232
1
40
39
1
AUDIO 2
AUDIO 1
30
29
P
L1
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from