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CCS Technical Documentation
System Module and User Interface
NSB-9
Issue 1 04/03
Nokia Corporation
Page 21
Table 14: DC Connector (X101)
Table 15: System Connector (X102)
Pin
Signal
Min
Nom
Max
Condition
Note
1
VCHAR
11.1V
peak
16.9
V
peak
7.9 V
RMS
1.0 A
peak
Standard
charger
Charger positive input
7.0 V
RMS
8.4 V
RMS
9.2 V
RMS
850 mA
Fast
charger
2
CHGND
0
Charger ground
Pin Signal
Descripti
on
Spectral
range
UI levels
Impedance
Note
1
CHARGE
Charge
Voltage
DC
0...9V
0.85A
2
GND
Charge
GND
100m
Ω
(PWB + connec-
tor)
3
ACI
Accessory
Control
Interface
1 kbit/s
0V
2.78V
47
Ω
Insertion & removal /
Control
4
VOUT
DC out
DC
2.78V
70mA
100m
Ω
(PWB + connec-
tor)
5
Not connected in NSB-
9
6
FBUS RX
115 kbit/s
0...0.86V
(logic ”0”)
2.0...3.0V
(logic ”1”)
33
Ω
7
FBUS TX
115 kbit/s
0...0.81V
(logic ”0”)
1.89...2.83
V (logic
”1”)
33
Ω
8
Not connected in NSB-
9
9
XMIC N
External
mic input
300...8k
10
XMIC P
External
mic input
300...8k
2.1V DC
11
HSEAR N
Ext audio
output
(left)
20...20k
10
Ω
Differential left channel
output
Содержание NSB-9
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