Nokia 5190 Manuales De Servicio
NSB–1/3
System Module UR4U
Original 06/98
3/A3–2
Block Diagram of System/RF Blocks
MCU–IF
Boot ROM
COBBA GJ
MAD 2
DSP
TXI
TXQ
AGC/TXC
ADC
VHF
UHF
LN
LOCAL
NETWORK
DEV
DEVICE
CONTROL
LOC
LOCALS
CONTROL
OS
OPERATING
SYSTEM
HW
HW
DRIVERS
DSP
DSP
DSP
CONTROL
CS
CELLULAR
SYSTEM
DDI
DATA DEVICE
INTERFACE
UI
USER
INTERFACE
MCU
Earpiece
Int.
Buzzer
BTEMP
BSI
CHARGER
VIBRA
BATTERY
UI
XEar
KEYBOARD
KB–LIGHTS
f
DET
PLUSSA
Mux/
8kHz
f/2
CCONT
Sidetone
ROM
ROM (FLASH)
256k x 16
RAM
BB
RX
PCMSIO
SYSTEM
CONNECTO
R
CONNECTO
R
Vref
DISPLAY and
DRIVER
1 kHz
CHAPS
CHARGER CONTROL
87 MHz
13 MHz
DAC
f
f/2
f
f/4
16/17
64/65
VCO
800 MHz
VCO
BIAS
OUT–
MATCH
PUT
13MHz
VCTCXO
487 MHz
PLL
LOGIC
400 MHz
400 MHz
MMIC
pwr–amp.
1710
1785
MHZ
...
CRFU_2a
SERIAL
IF
XMIC
HEADMIC
HEADMIC
AFC
DAC
DAC
DAC
DAC
RX
ADC
MIC
HEADEAR
TX
AUDIO
ADC
RX
AUDIO
DAC
AGC
TXC
PARALLEL
IF
CTL/DATA
AUDIO
SIM
CARD
READER
CARD
READER
8kHz
SYSTEM LOGIC
Coder
GMSK–
modulator
TXIQ RAM
RX RAM
Offset
Counter &
IF
COBBA–
MFI
FSM
FSM
MFI
LCD–
driver IF
Keyboard
Keyboard
UIF
PUP
ACC IF
SCU
TXC RAM
Comparator
BUSC
API
TX
VCXO
SYNTH
Voltage
Regulators
Regulators
BTEMP
BSI
VBAT
VCHAR
ICHAR
VCXOT
RSSI
EAD
SIO
SIM IF
SIM IF
CCONT
IF
IF
CTSI
FrACtrl
TXP
SIM 3/5V
CLK32k, PURX, CCINT
VIBRA
MBUS, BUZZER, LIGHTCTL,IRCTL
32kHz
HD950
RSS–
Measurement
and AGC
Measurement
and AGC
RX–
Filtering
Phase–
Demodu–
lation
Demodu–
lation
Matched
Filter
Bit–
Detection
SNR–
Calculation
and AFC
Calculation
and AFC
De–
cryption
Channel
Estimation
Symbol
Sync.
Deinter–
leaving
Convol.
Decoding
BFI
CRC
RX–
DTX
Speech
Decoding
HF
AEC
AEC
Speech
Encoding
DTX
VAD
Convol.
Encoding
Inter–
leaving
En–
cryption
Burst
Build
Tone–
Generator
Transmit
Control
8kHz
8kHz
Transmit–burst every 4.615 ms
FBUS Rx/Tx
ROW/COL, LCD DATA/CTL
HOOKDET, HEADDET
DETLVL
VREG CONTROLS
FrAC
TXP
JTAG
JTAG
RAM 2kx16
DSP IO
DSP IF
68kx16
RAM
6kx16
TEST IF
TXC Ramp CTL
1310
1393
MHZ
...
1930
1990
MHZ
...
64k x 8
COBBA CLK 13MHz
SIM CLK
SerCLK
SynthCLK 3.25MHz
OSC
32 kHz
32 kHz
WD
PWM
RTC
–FUNCTIONS
IR–
MODULE
MODULE
1805
1880
MHZ
...
1850
1910
MHZ
...
1443
1510
MHZ
...
Block Diagram
DCA 00002–EN
PWM
IMEI–
register
(512k x 16)
EXT.
RF
EEPROM
8k x 8 (2k x 8)
(7:0)
(15:8)
serial
128k x 8
CIL