
NSW-6
System Module SE2
PAMS Technical Documentation
Page 10
Issue 1 12/99
Nokia Mobile Phones Ltd.
Pin
Name
Min
Typ
Max
Unit
Notes
2, b
VIN
7.25
3.25
320
7.6
3.6
370
7.95
16.9
3.95
420
V
V
V
mA
Unloaded ACP–7 Charger (5kohms
load)
Peak output voltage (5kohms load)
Loaded output voltage (10ohms load)
Supply current
7.1
3.25
720
8.4
3.6
800
9.3
3.95
850
V
V
mA
Unloaded ACP–9 Charger
Loaded output voltage (10ohms load)
Supply current
3, a
L_GND
0
0
V
Supply ground
4, c
CHRG_
CTRL
0
0.5
V
Charger control PWM low
CTRL
2.0
2.85
V
Charger control PWM high
32
Hz
PWM frequency for a fast charger
1
99
%
PWM duty cycle
Headset Connector
The contacts of the headset connector are listed below, with the help of
the diagram of the headset plug.
1
2
3
4/5
HEADSET
PLUG
Contact
Line Symbol
1. contact (plug ring 1)
XMICN
2. contact (plug ring 2)
XEARN
3. contact (plug ring 3)
XMICP
4. and 5. contact (center pin)
XEARP (4) / HEADSETINT (5)