External Signals And Connections; Battery Connector - Nokia 2630 RM-298 Service Manual

External signals and connections

Signal From
XMICP HS/HF Mic
XMICN
XEARP HS/HF
XEARN EAR/
Amp.
INT Switch
HEADINT
VCHARIN Charger
GND

Battery connector

Signal From
GND Global
VBAT
Page 6 –18
Table 13 System connector
To Min Nom
UEMC 2/60m
Lite V diff
2/60m
V diff
UEMC 100 mV
Lite diff
UEMC 0/2.7V
Lite
UEMC 11.1Vp
Lite eak
7.0 8.4
VRMS VRMS
Table 14 Battery IF
To Min
Batt (-)
Batt (+) 3.1
COMPANY CONFIDENTIAL
Copyright © 2007 Nokia. All rights reserved.
Max Condi-tion
Analog
audio in
DC bias
2V2kohm
Ana in / 1k
to GND
Ana in
Dig in
16.9 Standard
Vpeak
7.9
VRMS
1.0
Apeak
9.2 Fast charger
VRMS
850 mA
GND
Nom Max
5.1
RM-298; RM-299
System Module
Note
Headset Mic bias and
audio signal 2mV
nominal. HF Mic signal
60mV nominal.
Differential symmetric
input.
Accessory detection by
bias loading
Hook interrupt by heavy
bias loading
Quasi-differential DC-
coupled earpiece/HF
amplifier signal to
accessory. DC biased to
0.8V
HS interrupt from bottom
connector switch when
plug inserted.
Vch from Charger
Connector, max 20V
GND from/to Charger
connector
Note
Global GND
Battery Voltage
Issue 1