Nokia 5510 서비스 매뉴얼
nokia
CONFIDENTIAL
Modified : 12.02.2002
(PCB) Version Mu4
Block diagram
1(11)
NPM-5 Maverick
Version 1.0 Approved
FM radio
12 MHz
½
USB
DSP
CODEC
MCU
32 kHz
Keypad
matrix
matrix
Regulators
LCD
LED
Flash
Audio Muxer
MIC
EAR
PURX
Vbat
Regulator control
COL
ROW
DET
Stereo out
Line in
IN select
from MCU
from MCU
Control from DSP
Data &
control
control
Serial data
Control bus
Serial data FBUS
XEAR from CMT
XMIC to CMT
Charger to CMT
XMIC to CMT
Charger to CMT
Data & control
75 kHz
FM audio
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© 2002 NMP