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SAMSUNG Proprietary-Contents may change without notice
SGH-S300 Flow Chart of Troubleshooting and Circuit Diagram s
6-22
4
Drawing Numbe
r
8
Time Changed
F
5
Shee
t
56
3
Address
C
Changed by
D
E
2
MFG ENGR CH
K
R&D CH
K
A
1
COMPANY NAME
TITLE
:
QA CH
K
Date Changed
TRANSMITTER & RECEIVER
10
10
C
SGH-S30 0
A3
D
E
DOC CTRL CH
K
City
8
A
B
4
Engineer
Size
6
3
REV
F
Drawn by
7
B
12
of
7
3.3U
F
C1044
SEOY
H
SEOY
H
6:04:13 pm
2002.11.1
3
user12
6.3V
6.3
V
6.3V
100U
F
C1043
C1045
3.3U
F
G
6
PCSR
X
11 VC
1
VC
2
9
5V C3
8
1
EGSMRX
EGSMRX 2
10 EGSMTX
G
7
G
12 14
G G
15 16
VPA
C
F1002
ANT
13
3
DCSRX
DCSRX 4
DCS/PCST
X
R1014
10
L100
2
7.5nH
C1014
0.75PF
270PF
C1026
OUT
1
4
6
OUT2
0.75PF
C100
7
F100
5
1
G 1 G 2
35
G 3
I N
2
1n
H
L101
4
C100
6
NC
C100
3
0.5PF
R1037
NC
10N
F
C1038
L1013
L101
2
NC
15n
H
C100
2
CN1001
2
GND GND
4
I N
3
OUT
1
0.75P
F
TXEN
3
VBAT
T
4
VCC
10 8
VCC2
VCC2
12
VRAMP
6
5
VREG
BAND
21
DCSIN
GND
13
GSMI
N
7
GSMOUT
9
PCSOUT
11
U1001
8.2nH
L101
5
0.75PF
C101
7
6.8PF
L1011
R1038
100K
R1012
270
82
0
R101
5
820
R1016
1.2PF
C1019
R1010
15
VBA
T
33PF
C101
1
0.75PF
C1016
33nH
L100
7
1N
F
C1027
6.8n
H
L1006
C1015
1.2PF
1
1
2
2
3
3
4
4
27n
H
ANT
1
C1012
33PF
L1001
R101
1
22
0
DCS_TX_EN
PCS_RX_EN
TX_BAND_SEL
TX_E
N
TXPOWE
R
GSM_LNA_IN_P
GSM_LNA_IN_N
DCS_LNA_IN_N
DCS_LNA_IN_P
PCS_LNA_IN_P
PCS_LNA_IN_N
DPCS_PAM_IN
GSM_PAM_I
N
GSM_TX_EN