Nokia 7250, 7250i Service Manual
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System Module
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+1+/-
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Last references:
C835
L825
R807
D
C
B
BFM505
V800
1
2
6
A
100p
C807
J802
C808
100p
1p5
J257
3p3
C829
3p3
C837
1p0
C830
C836
VCC 1
GND 2
OUT 3
GS
4
GND
5
IN
6
BGA428
V802
18nH
L810
15p
C839
3n9H
L800
R800
10R
3n3H
L824
not_assembled
R807
2
J804
100R
/2 1k0
R801
OUT
6n8H
L821
B39202-B7740-C810
Z806
1960MHz
IN
100p
C804
V800
BFM505
4
5
3
R807
/2 1k0
L809
18nH
1
KL
dd-mmm-yy
21-Sep-99
Appr
Des.
COPYRIGHT(C) NOKIA MOBILE PHONES. ALL RIGHTS RESERVED
THIS DRAWING IS PROTECTED BY COPYRIGHT AS AN UNPUBLISHED
not_assembled
RF module of TB-3
Assoc
RX front end and antenna switch
Name
100nH
L825
8n2H
L805
2
3
4
5
15p
LDB211G9020C-001
T701
1
C831
C838
47p
100p
C826
100n
C827
EGSM-Rx2
ANT
Z800
PCS-Rx
VC1
EGSM-Tx
VC2
PCS-Tx
DCS/
VC3
DCS-Rx1
DCS-Rx2
DCS-Rx2
EGSM-Rx1
EZFL897SK60B
not_assembled
L826
3n9H
C805
100p
100p
C806
15p
22p
RX_OUTM_DCS
TX_IN_DCS
TX_IN_EGSM
VANT_1
VANT_2
C828
LNAB_P
RX_OUTM_EGSM
RX_OUTP_PCS
RX_OUTM_PCS
RX_OUTP_EGSM
LNA_P
VANT_3
RX_OUTP_DCS