Nokia 2125 Schema
GENIO(31:0)
GENIO(31:0)
GENIO(31:0)
TX_GATE
SYNTH_LE
RX_IF_AGC
TX_AGC2
TX_AGC1
TX_GATE
SYNTH_LE
RX_IF_AGC
TX_AGC2
TX_AGC1
TX_GATE
SYNTH_LE
RX_IF_AGC
TX_AGC2
TX_AGC1
RFCONV(9:0)
RFAUXCONV(2:0)
RFICCTRL(2:0)
RFCONV(9:0)
RFAUXCONV(2:0)
RFICCTRL(2:0) RF_BUS_CLK
RX_IP
RX_IN
RX_QP
RX_QN
TX_IP
TX_IN
TX_QP
TX_QN
VREFRF
AUXDAC
PWROUT
AFC
RF_BUS_DATA
RF_BUS_EN
RX_IP
RX_IN
RX_QP
RX_QN
TX_IP
TX_IN
TX_QP
TX_QN
VREFRF
AUXDAC
PWROUT
AFC
RF_BUS_CLK
RF_BUS_DATA
RF_BUS_EN
RX_IP
RX_IN
RX_QP
RX_QN
TX_IP
TX_IN
TX_QP
TX_QN
VREFRF01
PA_BIAS
PWROUT
AFC
RF_BUS_CLK
RF_BUS_DATA
RF_BUS_EN
SLOWAD(6:0)
PUSL(3:0)
CLK19M2_UPP
CLK19M2_GPS
PUSL(3:0)
SLOWAD(6:0)
FALSE_DET
PA_TEMP
PURXPUSL(3:0)
FALSE_DET
PA_TEMP
PURX
FALSE_DET
PA_TEMP
PURX
CLK19M2_UPP
CLK19M2_GPS
SHEET 8-10
KEY_UI
cmax
GENIO(31:0)
LCDUI(2:0)
KEYB(10:0)
PWRONX
UIDRV(5:0)
LCDUI(2:0)
KEYB(10:0)
PWRONX
UIDRV(5:0)
GPS
navigator
RFCLK_GPS
GENIO(31:0)PUSL(3:0)
GENIO(31:0)
SLOWAD(6:0)
RFCONV(9:0)
RFAUXCONV(2:0)
RFICCTRL(2:0)
SHEET 5
AUDIO
wanda
ACI
XMIC(2:0)
:0)
GENIO(31:0)
XAUDIO(17:0)XEAR(3:0)
AUDIO(6:0)
XAUDIO(17:0)
AUDIO(6:0)
SHEET 6-7
POWER
PWRONX
UIDRV(5:0)
XAUDIO(17:0)
AUDIO(6:0)
SLOWAD(6:0)
ACCDIF(2:0)
CHARGER(4:0)
cmax
RFAUXCONV(2:0)
RFCONVCTRL(2:0)
RFCONVDA(5:0)
AUDIODATA(3:0)
AUDUEMCTRL(3:0)
RFCONV(9:0)
GENIO(31:0)
IACCDIF(5:0)
PUSL(3:0)
SIMIF(3:0)
RFCONVCTRL(2:0)
RFCONVDA(5:0)
AUDIODATA(3:0)
AUDUEMCTRL(3:0)
IACCDIF(5:0)
SIMIF(3:0)
SHEET 11
UPP
wanda
LCDUI(2:0)
KEYB(10:0)
GENIO(31:0)
RFCONVCTRL(2:0)
RFCONVDA(5:0)
AUDIODATA(3:0)
AUDUEMCTRL(3:0)
IACCDIF(5:0) JTAG_EMULATION(6:0)
PUSL(3:0)
CLK19M2_UPP
RFICCTRL(2:0)
MEMADDA(15:0)
MEMAD(24:16)
MEMCONT(9:0)
DSP_MCUTEST(2:0)
SHEET 12
SIM
wanda
SIMIF(3:0)
MEMADDA(15:0)
MEMAD(24:16)
MEMCONT(9:0)
JTAG_EMULATION(6:0)
DSP_MCUTEST(2:0)PUSL(3:0)
SHEET 13
MEMORY
wanda
GENIO(31:0)
MEMADDA(15:0)
MEMAD(24:16)
MEMCONT(9:0)
SHEET 14
EMU
schematic
JTAG_EMULATION(6:0)
DSP_MCUTEST(2:0)
J
J
J
2002
2001
2000
TOR
J2008
J2007
ACI
Vout
Fbus RX
Fbus TX
C2000
10n
VCHAR
GND
GND
C2001
47p
ACICON
VOUT
FBUS_RX
FBUS_TX
GND
BSI
C2002
C2003
47p
10U
GND
GND
J2003
J2004
C2006
600R/300mAL2001
L2002
600R/300mA
NOTE: PLACE CLOSE TO X2001 AS POSSIBLE
BTEMP
J2005
R2000
47k
GND
ACCESSORY REGULATOR
VOUT
C2007
1u0
1u0
R2006
/2 47R
2
A3
A1
C1
C3
GNDB2
GND
Z2005
ESDA14V2-4BF2
0
1
VBAT
VIN
LP3985ITLX
-2.8_NOPB
GND
C2009
22p
GND
F2000
2A
LP3985ITLX-2.8_NOPB
N2000
VEN
BYPASS
C2008
10n
GNDGND
R2004
/2 47R
2
R2006
/2 47R
1
GND
C2010
22p
L2000
42R/100MHz
R2001
100k
1
GND
R2004
/2 47R
R2007
220k
R2003
2 /2 47R
GND
KA
V2000
ESDA18-1F2
VFLASH1
C2011
C2004
1n0
Thick ground to follow VCHAR trace
ACI pull up
R2002
100k
1
22p
GND
R2003
/2 47R
GND
SLOWAD(6:0)
0
2
CHARGER(4:0)
17
GENIO(31:0)
ACI
PRODTP7
PRODTP3
PRODTP2
0
2
1
ACCDIF(2:0)
E2000
E2001
E2002
E2003
E2004
E2205
E2006
XMIC_P
XMIC_N
XEAR_P
XEAR_N
E2007
L2003
EXC24CB102U
1
23
1
23
L2004
EXC24CB102U
4
4
C2012
1
0
1
0
R2008
3n3
GND
34
?
GND
R2008
C2013
12
?
GND
GND GND
C2014
R2009
3n3
GND
C2015
12
?
GND
3n33n3
GND
R2009
34
?
XMIC(2:0)
XEAR(3:0)
2L
7k
3
0
GENIO(20)
LCDUI(0)
LCDUI(1)
LCDUI(2)
C2408
47p
GND
C2400
C2402
C2403
47p
GND
GND
100n
GND
C2401
100n
GND
ROW0
ROW1
ROW2
ROW3
Soft left
Up
1
4
50
Down Soft right
7
82
*
C2406
22p
GND
KEYB(9)
KEYB(8)
KEYB(2)
KEYB(7)
KEYB(1)
KEYB(5)
KEYB(10)
KEYB(6)
KEYB(3)
KEYB(4)
UIDRV(4)
UIDRV(3)
POWER SWITCH
S2418
GND
R4
R3
S2
R2
S1
R0
R5
R1
S3
S4
S0
KLIGHT
DLIGHT
VIBRA
Z2400
EMIF10-1K010F2
IN1
IN2
IN3
IN4
IN5
IN6
IN7
IN8
IN9
IN10
GND
GND
VIBRA MOTOR
OUT1
OUT2
OUT3
OUT4
OUT5
OUT6
OUT7
OUT8
OUT9
OUT10
ROW4
ROW3
COL2
ROW2
COL1
ROW0
COL5
ROW1
COL3
COL4
D2400
1PS89SS05
C2405
100n
VBAT
GND
J2420
L2400
42R/100MHz
C2407
3
ROW4
COL1
R2403
V2401
PEMT1
33R
GND
DTC143ZM-T2L
IN
D2405
V2403
R1
4k7
R2
R2407
150R
R2408
150R
OUT
47k
GND
GND
R2406
N2400
TK65600B-G
A2
GND
EN
C2
IND
B3
FB
A3
NC
R2411
L2401
22uH
1u0
GND
R2412
1k3
C1
VOUT
B1
VDD
A1
AGND
C3
PGND
22k
GND
C2404
1u0
COL2
R2404
68R
V2401
PEMT1
D2401
D2403
6
COL5
COL3
9
COL4
R2405
68R
V2402
PEMT1
D2402
D2404
GND
#
V2400
PEMT1
V2400
PEMT1
R241
3k
V2404
DTC143ZM-T
R1
IN
4k7
4
R2
05
1
04
AR
I
IC
4
3
2
"EARN"
"MICB1"
"MIC1P"
"MIC1N"
C2100
R2101
1 /2 1k0
2x1k0
R2101
2 /2 1k0
C2101
39p
39p
AGND1AGND1
2x1k0
R2102
47k
C2102
2x100n
? /2 100n
C2102
2x100n
? /2 100n
R2103
1 /2 1k0
2x1k0
R2103
2 /2 1k0
2x1k0
2
R2100
/2 5R6
C2104
12
34
R2105
R2104
1
/2 1k0
2x1k0
C2105
100n
47p
R2104
2 /2 1k0
AGND1
AGND1
2x1k0
/2 VWM16V?
GND
Place at B2100
R2105
? /2 VWM16V
GND
EARN
MICROPHONE CONTACTS
J2104
J2105
AC
XM
XE
J21
J21
0
6
3
4
5
"HFCM"
2
"HF"
1
28
"HOOKINT"
"MICB2"
"MIC2P"
"MIC2N"
C2106
39p
C2107
39p
R2111
470R
AGND1
AGND1
C2115
GND
R2106
12
/2 1k0
1
R2106
34
2
/2 1k0
C2111
C2112
22n
R2110
/2 5R61
R2110
2 /2 5R6
2n2
R2112
R2109
1
C2108
C2113
22n
C2114
1u0
GND
1/2 100n
C2108
/2 100n2
IHF
AUDIO AMPLIFIER
R2113
180k
LM4990ITLX_NOPB
A1
C3
C1
R2107
47k
5k6
GND
N2100
IN-
Vo2
Vo1
IN+
_Shutdwn
Bypass
B1,B2= GND
VBAT
B3=
R2108
34
1
/2 1k0
R2108
12
2
/2 1k0
C2
A2A3
C2109
C2116
100n
47p
VBAT
VBAT
C2117
1u0
GND
C2118
22p
GND
/2 1k0
2x1k0
R2109
2
/2 1k0
2x1k0
AGND1
VBAT
Capacitors should be placed near
N150, Audio Amplifier, and connected
to VBAT & GND pins.
GND
C2110
100n
AGND1
"XMICP"
"XMICN"
"XEARN"
"XEARP"
L2100
240R/100MHz
L2101
240R/100MHz
1
0
0
1
IHF CONTACTS
IHF_P
IHF_N
L2301 R2300
10uH
C2301
100n
GND
L2300
42R/100MHz
C2302
10U
N2300
LM3661TLX-1.35V_NOPB
U//U
A2
A3
VDD VSEL
B3 C1
PVIN
C3
SWD1SYNC/MODE
D3
PGND
ISEL
A1
FBSGND
B1
D2
EN
GNDGND GND
C2300
10U
GND
PUSL(1)
G6
UEMCV4.4_WDOG_ENA
2
ND
R2200
CHARGER(4:0)
B2200
32.768kHz
18p
/4 100k
3
GND
GND
C2217
100n
C2227
10n
VIO
GND
C2207
18p
C2209
GND
AUDIODATA(3:0)
AUDUEMCTRL(3:0)
RFCONVCTRL(2:0)
RFCONVDA(5:0)
C2228
1u0
8
9
PUSL(3:0)
GENIO(31:0)
IACCDIF(5:0)
10n
GND
C2210
1u0
C2206
/4 100k
1
2 /4 100k
VFLASH1
C2216
100n
GND
/4 100k4
GND
VBAT
C2215
10U
GND
VFLASH1
R2201
0
1
2
3
4
5
6
432
GND
3456
R2202
4
3
VBACK
VANA
C2211
1u0
AGND1
1u0
2x4k7
R2202
AGND1
3210
54
2x4k7
GND
C2212
0
1
210
J2200
J2202
3210
J2203
543210
302931
J2204
AGND1
VBAT
J2209
J2210
J2211
J2212
J2213
GND
AGND1
210
GND
GND
VBAT
M9
VCharIn1
P9
VCharIn2
VCharInKL6VCharOutK
M5
TestMode1
D5
TestMode0
P8
VBATBB1
N9
VBATBB2
N11
VBATBB3
N14
VBATBB4
A1
VBATBB5
P1
OscIn
P2
OscOut
P3
VBACK
N3
VRTC
M4
OscCap
K4
VDAAud1
H1
MicB1
J2
Mic1P
J1
Mic1N
H3
MicB2
J3
Mic2P
J4
Mic2N
K2
Mic3P
K1
Mic3N
K3
MicSub
M3
VSAAud1
N7
HookInt
H2
NC
C4
VDD28
A9
VDD18
C10
PURX
B11
SleepX
D9
SleepClk
B6
EarData
A6
MicData
A10
UEMInt
A8
CBusClk
B7
CBusDa
C8
CBusEnX
B5
SIMIODaI
A5
SIMClkI
C5
SIMIOCtrl
B8
IRTx
B9
IRRx
C6
MBUSTx
D6
MBUSRx
A7
FBUSTxI
C7
FBUSRxI
D10
DBusClk
A11
DBusDa
B10
DBusEnX
A13
RfConvClk
C11
RxID
A14
RxQD
A12
TxID
B12
TxQD
D11
AuxD
C9
VSSGND
C2
BSI
D3
BTemp
D1
Keyb1
D2
Keyb2
C1
LS
E3
VCXOTemp
D4
PATemp
P13
VBATVR1
M14
VBATVR2
J14
VBATVR3
K11
VBATVR4
K13
VBATVR5
L11
VBATVR6
L14
VBATVR7
F6
GNDTH1
F7
GNDTH2
F8
GNDTH3
F9
GNDTH4
VCharOut1
VCharOut2
PWMO
VBATREGS
GNDREGS
PwrOnX
VANA
VFLASH1
VFLASH2
VCORE
GNDFLASH1
VDAAud2
EarP
EarN
XEar
HeadInt
HFCM
VSAAud2
VBATDriv
BuzzO
Vibra
CalLED1
CalLED2
VSADriv1
DLight
KLight
VSADriv2
VSIM
SIMIODaO
SIMClkO
SIMRst
SIMCardDet
VSIMGND
IRLEDC
IRRxN
MBUS
FBUSTxO
FBUSRxO
VDAConvRx
RxIInP
RxIInN
RxQInP
RxQInN
VSAConvRx
VDAConvTx
TxIOutP
TxIOutN
TxQOutP
TxQOutN
VSAConvTx
AuxOut
TxPwrDet
AFCOut
VRefRFO1
VRefRFO2
VRef25BB
VRef25RF
VRef278
CCP
CCN
VPump
GNDVR1
VR1A
VR1B
VR2
VR3
VR4
VR5
VR6
VR7
IPA1
IPA2
VBG
100n
100n
C2208
1u0
C2225
100n
VANA
AGND1
GND
GND
0R22
C2213
VBAT
1u0
VANA
C2220
1u0
C2204
GND
GND
1u0
1u0
GND
GND
C2223
GND
C2201
10n
GND
VFLASH1
C2202
1u0
GNDGND
VSIM
C2214
1u0
GND
0
1
2
3
4
5
6
7
C2224
1u0
1u0
GND
DC/DC
GND
C2203
VANA
1u0
GND
9
8
C2233
0
1
2
VR7
VR6
C2234
1u0
1u0
GND
GND
0
1
2
C2235
0
1
7
0
1
2
UIDRV(0)
UIDRV(1)
UIDRV(2)
UIDRV(5)
UIDRV(3)
UIDRV(4)
VR3VR5
VR4
C2230
C2236
1u0
1u0
1u0
GND
GND
GND
C2231
1u0
VR
G
C2200
VIO
VCORE_LIN
C2205
GND
C2221
100n
0
1
2
3
100n
C2222
GND
1u0
N10
P10
L9
M7
M10
L10
GND
P7
N8
M8
P11
M13
B1
VIO
L5
N2
M2
M1
N1
N6
L1
HF
L2
L3
AGND1
F2
G2
G3
E1
E2
F4
GND
F1
F3
G1
GND
C3
B2
B3
A2
P6
A3
GND
N4
L4
GND
M6
N5
P5
B13
C13
B14
D12
C14
C12
F11
E11
D14
E14
E12
F12
E13
E4
D13
H13
H14
G14
G13
H12
P12
M11
N13
N12
P14
M12
L12
J12
K14
J11
L13
K12
F14
F13
G12
Iset
J13
GND
GND
GND
C2226
GND
PWRONX
C2218
C2219
1u0
GND
VDDIO
,
UD
K2
PURX
A11
TESTMODE
0
100n
C2882
100n
GND
GND
VDDMCU
VCORE
C2883
100n
VDDCORE
C2885C2884
100n
VDDA
VIO
GND
GND
Net_length max=25mm
Net_length max=25mm
0
1
2
VCORE
16
17
18
19
20
21
22
23
J2805
1
2
0
1
0
1
2
3
31
30
29
26
0
1
2
3
4
5
0
1
2
0
1
2
3
4
5
18
16
17
14
15
13
5
6
7
8
9
10
11
12
25
28
4
27
19
20
21
22
NOTE: IRRX IS NOT GROUNDED
IF IR CIRCUIT IS INCL
0
1
2
0
1
2
GND
0
1
2
3
4
5
6
0
1
2
3
VCORE
VCORE
VIO
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
9
0
1
2
3
4
5
6
7
8
J2808
J2809
GND
GND
J2810
23
24
J2807
B11
A12
A13
B12
M7
M9
M10
M11
K11
K13
J12
H11
H12
L12
L8
L9
K8
K12
K6
K10
C4
A2
A3
A4
C1
E1
D5
D4
F4
K1
J4
J1
N8
J13
A9
H4
K7
H10
D8
N10
H1
A6
F13
K9
G4
D7
G10
N5
N7
M8
L10
L11
M12
N13
L13
J11
N9
L7
L6
M6
N11
M13
N12
N6
H13
M1
J10
C3
B3
B2
A1
B4
B5
C5
JTCLK
JTRST
JTDI
JTMS
JTDO
EMU0
EMU1
GENTEST0
GENTEST1
GENTEST2
GENIO0
GENIO1
GENIO2
GENIO3
VDDDSP1
VDDDSP2
VDDDSP3
VSSDSP1
VSSDSP2
VSSDSP3
VDDPLL
VSSPLL
VDDCORE1
VDDCORE2
VDDCORE3
VDDCORE4
VSSCORE1
VSSCORE2
VSSCORE3
VSSCORE4
VDDIO1
VDDIO2
VDDIO3
VDDIO4
VSSIO1
VSSIO2
VSSIO3
VSSIO4
VDDA
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
FLSRSTX
EXTWRX
EXTRDX
FLS2CSX
FLSBAAX
FLSPS
FLSAVDX
FLSCLK
FLSCSX
FLSRDY
GENIO23
GENIO24
SLEEPX
SLEEPCLK
EARDATA
MICDATA
UEMINT
CBUSCLK
CBUSDA
CBUSENX
GENIO31
GENIO30
GENIO29
GENIO26
MBUSTX
MBUSRX
FBUSTX
FBUSRX
DBUSCLK
DBUSDA
DBUSEN1X
RFCONVCLK
GENIO18
GENIO16
GENIO17
GENIO14
GENIO15
GENIO13
GENIO5
GENIO6
GENIO7
GENIO8
GENIO9
GENIO10
GENIO11
GENIO12
RFBUSCLK
RFBUSDA
RFBUSEN1X
GENIO25
GENIO28
GENIO4
LCDCAMCLK
LCDCAMTXDA
GENIO27
LCDCSX
GENIO19
GENIO20
GENIO21
GENIO22
IRTX
IRRX
RXID
RXQD
TXID
TXQD
AUXDA
RFCLK
VSSA
P00
P01
P02
P03
P04
P10
P11
P12
P13
P14
P15
E12
D11
D12
E10
E11
D13
F10
F11
E13
G11
F12
G13
G12
B13
C11
C12
C13
A10
B10
C10
D10
L1
H3
E2
F2
J2
G1
G2
F3
D1
C2
D2
B1
H2
G3
GND
E3
D3
F1
E4
K3
L3
J3
N3
K4
L4
M4
N4
K5
M2
N1
N2
M3
L2
M5
L5
GND
D6
A7
C6
B6
A5
C7
D9
A8
B8
C8
B9
C9
B7
J2803
J2804
0
1
2
3
4
5
6
7
8
9
10
J2806
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