Nsb-9 - Nokia NSB-9 Service Manual

CCS Technical Documentation
Pin Signal
1 VCHAR
2 CHGND
Pin Signal
1 CHARGE
2 GND
3 ACI
4 VOUT
5
6 FBUS RX
7 FBUS TX
8
9 XMIC N
10 XMIC P
11 HSEAR N
Issue 1 04/03
Table 14: DC Connector (X101)
Min Nom
11.1V
peak
7.0 V 8.4 V
RMS RMS
0
Table 15: System Connector (X102)
Descripti Spectral
on range
Charge DC
Voltage
Charge
GND
Accessory 1 kbit/s
Control
Interface
DC out DC
115 kbit/s
115 kbit/s
External 300...8k
mic input
External 300...8k
mic input
Ext audio 20...20k
output
(left)
Nokia Corporation
System Module and User Interface
Max Condition
16.9 Standard
V charger
peak
7.9 V
RMS
1.0 A
peak
9.2 V Fast
RMS
charger
850 mA
UI levels Impedance
0...9V
0.85A
100mΩ
(PWB + connec-
tor)
0V 47Ω
2.78V
2.78V 100mΩ
70mA (PWB + connec-
tor)
0...0.86V 33Ω
(logic "0")
2.0...3.0V
(logic "1")
0...0.81V 33Ω
(logic "0")
1.89...2.83
V (logic
"1")
2.1V DC
10Ω

NSB-9

Note
Charger positive input
Charger ground
Note
Insertion & removal /
Control
Not connected in NSB-
9
Not connected in NSB-
9
Differential left channel
output
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