Test Points; List Of Unused Uem Pins - Nokia RH-9 Series Ccs Technical Documentation

RH-9
System Module & UI

Test points

Test points/pads with references to the bf4a schematic exist on the PWB for the priority
of the used signal lines, an exception is the address and databus for the memory.

List of unused UEM pins

Pin name Input/
output
MIC3P In
MIC3N In
KEYB1 In
KEYB2 In
LS In
VCXOTEMP In
PWMO Out
PWM1C Out
CHDISX In
BUZZO Out
CALLED1 Out
CALLED2 Out
SIMCARDDET In
IRLEDC Out
IRRXN In
TXPWRDET In
AFCOUT Out
VREFRF02 Out
VR1B Out
VR4 Out
VFLASH2 Out
IPA1 Out
IPA2 Out
UEMRSTX Out
SMPSCLK Out
Page 70
Note/description
3rd mic input not used. MUX should never be closed
by SW
A/D-converters not used, MUX should never be closed
by SW
3-wire charger not used
Disabling of UEM charger switch. Internal Pull-up,
must be left floating when not used
Open drain outputs, not used
SIM-switch for card-removal detection, not used (BSI
monitoring used in stead)
No IrDa
Not used with Mjoelner
Not used with Mjoelner
Unused RF reference
Unused RF regulator
Unused RF regulator
Spare BB supply
Unused current sources
For use with switchmode converter
ãNokia Corporation
CCS Technical Documentation
Required SW
initialization.
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Issue 1 11/02