User Guide

NPM-5
User Interface Module MU4 PAMS Technical Documentation
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• QWERTY keyboard (52 keys),
• music engine,
•FMR,
• microcontroller,
•display,
• microphone,
• earpiece,
• Line-In connector,
• Stereo connector and
Audio
Switch
To
AIC–23
ADC
I/P
LINE–IN
HDC–5
Stereo Headset
From
CMT
On–
board
Mic and
speaker
AIC–23 DAC
O/P
CMT
CMT
CMT
From AUDIO SEL
FMR from uC
LINE-L
XEARP
XEARN
MICP
MICN
EARP
EARN
STEREO-L
STEREO-R
XMICP
XMICN
Charger
FM-ANT R-CHANNEL