Nokia 7110 Service Manual A3
System Block Diagram
1880
..
MHZ
1805
GSM Duplex
GSM/PCN
Diplex
EXT. RF
Vtx
Diplexer
Det
BIAS
BIAS
DET_FB
BAND_SEL
PCN
Rx/Tx
PA
PCN
PA
GSM
Couplers
915
890
1785
..
MHZ
1710
1880
1805
960
935
..
..
..
MHZ
MHZ
MHZ
1031
1006
..
187 MHz
f
f/2
MHZ
CRFU3
Band
Select
2067
..
MHZ
1992
2017
..
MHZ
1942
71 MHz
116 MHz
464 MHz
VHF
VCO
UHF
VCO
2067
..
1942
116 MHz
232 MHz
MHz
PCN Tx
Rx + GSM Tx
16/17
PLL
LOGIC
64/65
NSE–5Schematics/Layouts (V13)
13 MHz
58 MHz
f/
232 MHz
2
f
f
f/2
f
f/2
232 MHz
PCN
f/4
f
116 MHz
GSM
SUMMA
Summa, Crfu3
Summa Charge.
Vctcxo
Crfu3, lo_buff
Rx, Tx, Synth.
Crfu3, Rx
Summa, VCO’s Vsyn_2
Summa, Rx Vrx_2
Crfu3, Summa, Tx
Vref
Vcp
Vxo
Vsyn_1
Vrx_1
Vtx
SYNTH
–ENA1
–CLK
–DATA
RXINP/
RXINN
RXC
TXC
TXIP/
TXIN
TXQP/
TXQN
AFC
RX
ADC 12bit
TxC/AGC
DAC10bit
TXI
DAC 8bit
TXQ
DAC 8bit
AFC
DAC 1 1bit
I+
modulato
Q
r
541.6
kS/S
1.083kS/S
1.083kS/S
1
kS/S
RX
8kS/S
AUDIO
DAC 13bit
TX
8kS/S
AUDIO
ADC 13bit
COBBA _GJP
st 64 BGA
PDATA
register
13MHz
VCTCXO
RFCLK
Vcobba
Vbb
COBBACLK
13MHz
COBBA
RESET
SERIEL
RF/CTR
IF
SERRFI(3:0) PCM(3:0)
SERIAL
AUDIO
IF
IMEI–
register
LCDRSTX
DLR–3 Supply
(MCUGENIO0)
Headset
mic bias
Headset
2
3
UI
AUDIO
KEYBOARD
slide position
roller input
Earpiece
XEar
SGnd
slide
MIC
XMIC
Buzzer
Keyb.–
lights
KEYB.
FrACtrl
Vpp ctr.
ROM
(FLASH)
2M*16
SRAM
512k*8
MCU
HW
HW
DRIVERS
MCUDA
(15:8)
ROM1SELX
MCUDA
RAMSELX
USER
INTERFACE
DEV
DEVICE
CONTROL
LOCAL
NETWORK
UI
LN
(7:0)
MCUAD
(21:0)
MCUWRX
MCURDX
DDI
DATA DEVICE
INTERFACE
LOC
LOCALS
CONTROL
BUSC
CS
CELLULAR
SYSTEM
CONTROL
OS
OPERATING
SYSTEM
MAD2PR1
ti 144 BGA
MCUGENIO3
DSP
DSP
JTAG
API RAM
ROM
68kx16
RAM
10kx16
JTAG
TEST IF
2kx16
DSP
GEN
Out4
RSS–
Measurement
and AGC
8kHz
HF
AEC
8kHz
Transmit
Control
NC NC
NC
DSP
RX
GEN
PwrTXPwr
Out2
T one–
Generator
RX–
Filtering
Phase–
Demodu–
lation
RX–
DTX
Speech
Decoding
Speech
Encoding
VAD
Transmit–burst every 4.615 ms
Synth
Pwr
Sidetone
Matched
Filter
Channel
Estimation
Symbol
Sync.
DTX
DSP
GEN
Out5
BFI
CRC
Convol.
Encoding
Burst
Build
DSP
GEN
Out3
DSP
Bit–
Detection
Convol.
Decoding
En–
cryption
SNR–
Calculation
and AFC
Inter–
leaving
PCMSIO
De–
cryption
Deinter–
leaving
DSP IO
TXP
MCU–If
boot rom
COBBA–
IF
RX RAM
TXC RAM
TXC Ramp
GMSK–
modulator
TXIQ RAM
Offset
Counter &
Comparator
FrACtrl
TXP
DSP IF
SCU
MFI
FSM
MFI
CTSI
PUP
ACC IF
LCD–
driver IF
Keyb. IF
CCONT
UIF
IF
SIM IF
SYSTEM
LOGIC
Coder
Vbb
HOOKDET, HEADDET
VCXOPWR
ROW(5:0), Col(4:0), LCDCS,
ROLLER_A, ROLLER_B, ROLLER_C
GENSCLK
GENSDIO
SIMCard
CLK
BUZZER
MBUS
VIBRA
FBUS Rx/Tx
CCONT
st 64 BGA
SIO
CCONTCSX
Voltage
RF
Vref
Vcp
Vxo
Vsyn_1
Vrx_1
Vsyn_2
Vrx_2
Vtx
SLEEPCLK, PURX, CCONTINT
BB
Vbb
Ram_
bck
Vcobba
Regulators
VSIM 3/5
Vref
V2V
V5V
VBB
VR1
VR1_SW
VR2
VR3
VR4
VR5
VR6
VR7
IRON
SIM IF
back–up
battery
RTC
Mux/
ADC
RSSI
EAD
BTEMP
BSI
VBAT
ICHAR
VCHAR
VCXOT
PWM
OSC
32
kHz
wd
Display/Driver
Temp.–sense (LCD)
SYSTEM
CONNECTOR
INTERN
VIBRA
IR–MODULE
TFDU4100
5
LCD–
Temp.
CharLim
PWM
HD945
SIM
CARD
READER
BATTERY
VIBRA
BTEMP
BSI
CHAPS SO16
CHARGER CONTROL
Block Diagram
Draft v. 2.1+ 13
Aug 98
CHARG
Draft 05
A –1Page
RF and BB Interconnections
NSE–5Schematics/Layouts (V13)
Draft 05
A –2Page
Baseband Block
NSE–5Schematics/Layouts (V13)
Draft 05
A –3Page
Audio
NSE–5Schematics/Layouts (V13)
Draft 05
A –4Page
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