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Figure 114 External audio connector
Table 20 Audio connector pin assignments
Pin #/ Signal
name
Signal
description
Spectral range Voltage/
Current levels
Max or nominal
serial
impedance
Notes
1/ Charge
V Charge
DC
0-9V/ 0.85A
2/ GND
Charge GND
-
0.85A
100mΩ (PWB+
conn.)
3/ ACI
ACI
1kbits/s
Digital 0 /
47Ω
Insertion &
removal
detection
2.5-2.78V
4/ Vout
DC out
DC
2.78V 70 mA
100mΩ (PWB+
conn.)
200mW
2.5V 90mA
9 / XMIC N
Audio in
300-8k
1Vpp &
2.5-2.78VDC
10 / XMIC P
Audio in
300-8k
1Vpp &
2.5-2.78VDC
11 / HEAR N
Audio out
20-20k
1Vpp
10Ω
12 / HEAR P
Audio out
20-20k
1Vpp
10Ω
13 / HEAR R N
Audio out
20-20k
1Vpp
10Ω
Not conn. in
mono
14 / HEAR R P
Audio out
20-20k
1Vpp
10Ω
Not conn. in
mono
Baseband technical specifications
External interfaces
External interfaces
Name of Connection
Connector reference
USB
X2001
Charger
X2000
RM-57/58
Nokia Customer Care
System Module
Page 9–28
Company Confidential
Issue 1
Copyright ©2005 Nokia. All Rights Reserved.
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