Audio Signal Electrical Characteristics; Sim If Connections; Rs Mmc Interface Connections - Nokia N72 Service Manual

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Audio signal electrical characteristics

Description
XMIC N
XMIC P
HSEAR N
HSEAR P
HSEAR R N
HSEAR R P

SIM IF connections

Pin
C1 VSIM
C2 SIMRST
C3 SIMCLK
C5 GND
C7 SIMDATA

RS MMC interface connections

Pin
1 RSV
2 CMD
3 Vss1
Page 9 –36
Parameter
Audio in
Audio in
Audio out
Audio out
Audio out
Audio out
Signal I/O
Out
Out
Out
-
In/Out
Signal I/O
<->
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Copyright © 2006 Nokia. All rights reserved.
Typ
1
1
1
1
1
1
Engine connection
N2200
N2200
N2200
GND
N2200
Engine connection
NC
D4800
GND
Unit
V
pp
V
pp
V
pp
V
pp
V
pp
V
pp
VSIM1
SIM1Rst
SIM1ClkC
SIM1DaC
NC
MMC2_CMD
RM-180
System Module
Notes
DC Offset 2.5-2.78V
DC Offset 2.5-2.78V
10Ω nominal serial
impedance
10Ω nominal serial
impedance
10Ω nominal serial
impedance
Not connected in
mono
10Ω nominal serial
impedance
Not connected in
mono
Notes
Supply voltage
to SIM card, 1.8
V or 3.0 V.
Reset signal to
SIM card
Clock signal to
SIM card
Ground
Data input /
output
Notes
Reserved for
future use
Command/
Response
Ground
Issue 1