Nokia 6131 Service Schematics page 9

Z7501
SAWEP1G84CM0F04
1800/1900MHz
UNBAL_IN BAL_OUT
BAL_OUT
UNBAL_IN BAL_OUT
GND BAL_OUT
Z7504
SAWEP881MCM0F04
850/900MHz
UNBAL_IN BAL_OUT
BAL_OUT
UNBAL_IN BAL_OUT
GND BAL_OUT
23
27
TX_1
19 RX_1
18 RX_2
? ~4V
17 RX_3
16 RX_4
VBAT
Z7520
23
Vcc1
C7524
28R/100MHz 14
Vcc2
1u0
C7520 C7523
3p3
GND 1u0
Antenna pads
GND GND
J7501 21 ANT
C7001 C7000
J7502
L7001 L7000
10p 10p
18nH 18nH
J7503
GND GND
Customer Care / Service & Support Readiness / Content Creation Team
Confidential - Copyright © 2006 NOKIA Only for training and service purposes
L7500
12nH
22
L7501
12nH
L7504
22nH
22
L7505
22nH
850/900MHz
Vc Z7503
R7510
Out In_1
LMSM43AA-341 In_2
15R
FEM
N7520
RF9282E6.3
7 J7500
VC1
6
VC2
5
VC3
2
Vgain
3
Vpd
4
Vdet
C7525
18p
R7522
25
Ident
27k
3
1800/1900MHz
R7523
10 1
TX_2
0R
5
T7520
C7521
28
Icont_I LDB211G8010C-001
1p5
9 4
Icont_h
2
23
Version: 1.0
RF chip
N7505
AHNE301A
H2
A2
INP_2150 VBAT_RX
A3 L12
INN_2150 VBAT_TX
L11
VR1_TX
B1 F11
OUTP_FDD VRF_TX
C1
OUTN_FDD
J1 C7504 1u0
VR3_RX
GND
D1
INP_MIX
R7507
E1
INN_MIX C6
VLNA 10R
C3
VMIX
A4
INP_1900
K1 C7501 2p7
VPRE_RX
GND
A5
INN_1900
M11
VR2_TX
R7506
A6
INP_1800 K7
VPRE_TX
15R
A7 INN_1800
C11
VVGA
A8
INP_900
A9 M2
INN_900 VCP
K12
VDAC
A10
INP_850 E2
VB_EXT
A11
INN_850
C10
RB_EXT_TX
D2
RFC4
R7502
RB_EXT_RX H1
VC4 D12 10k GND
G_OUTP
E12
G_OUTM
L10
VVCO_EXT
G3
C1PI
VC1 C4
RFC1
H3
C1NI
VC2 B4
RFC2
G2
C2PI
VC3 B5
RFC3
G1
C2NI
Gen_ctrl K11
RFC5
M8
LO_INN
C7
RFC6 M7
LO_INP
C8 L1
RFC7 CP_OUT_RX
PWRDET_G_ctrl
B8
RFC8
B9
RFC9 M3
VCO_IN
B11
DET
L8
CP_OUT_TX
C9
MUX_IN
L7
VDIG
B12 E3
W_OUTP C1PQ
C12 F3
W_OUTM C1NQ
F1
C2PQ
F12
P_OUTP
F2
C2NQ
G12
P_OUTM
B10
E10
DAC101 TXC
E11
DAC102
L9
OSCIN
D11
DAC103
RX_OUT_PI K4
H10
DAC201
M4
RX_OUT_NI
G10
DAC202
L4
RX_OUT_PQ
G11
DAC203
L5
RX_OUT_NQ
K3
GNDVCO
C5 J11
GNDLNA TXQ_0
D3 J12
GNDMIX TXQ_180
J3 H12
GNDPRE_RX TXI_0
K8
GNDPRE_TX H11
TXI_180
J2
GNDBB_RX
J10 K10
GNDBB_TX DAC_REF1
K6 C2
GNDDIG VREF_CM
L6
D10 GNDVGA SDATA
F10 M5
GNDRF_TX SCLK
K2 K5
GNDCP XENA
M6
XRESET
GND
M9
REFP
K9
REFM
B3 M10
MUX_OUT REFG
C7562
39p
GND
RM-115 / RM-126 Board version: 1oaa_50
05.04.2006
L7502
? ~4V
VBAT
600R/100MHz
C7508 C7506 C7503
18p 1u0 1u0
GND GND GND
? 2.8V if RF active
VR2_TX
? 4.7V
VRCP1
C7509 C7505
15n 1u0
RETU
GND GND ? 4.7V
VRCP2
? 1.35V
4k7 VREF
C7518 R7503
100n
GND
L7515
15nH
C7564 C7515
10n 4p7 R7501
GND GND
T7501
VCO 2k2
EHF2BE3800
VCC G7500 C7516
3
470p
1 OUT ENFVK3W2F07
5 GND
4
2
GND
GND
VCTCXO
R7508
10R C7513
10n VCC
G7501
GND
R7509
VCONT
38.4MHz
OUT
NKG3176D
C7507 22k
10n
GND
GND
L7011
240R/100MHz
C7011
12p
R6010
GND
C6010 330R
27p C6011
GND
10n
R6011
27k GND
C6012
10n
R6014
V6010
BFR93AW
2k2
RFCLKEXT
4
R6013
1k2
GND
4
RXIP
5
RXIN
6
RXQP
7
RXQN
3
TXQN
2
TXQP
0
TXIP
1
TXIN
8
DAC_REF1
9
VREFCM
7
RFBUSDAT
6
RFBUSCLK
8
RFBUSENA
0
TXRESETX
RFCLKP 0
RFCLK(1:0)
1
RFCLKN
L7010
1
RFTEMP
240R/100MHz
RF part
R7505
8k2
C7511
2n2
GND
RETU
VR1
? 2.5V
0
AFC
RETU
24 25
TXC_CONV (2:0)
1
TXC
Bluetooth
RAPGSM
RFCONV (11:0)
RAPGSM
RFCTRL (8:0)
RAPGSM
RETU
SLOWAD (6:0)
Page 9 (12)