SGH-N500 Flow Chart of Troubleshooting and Circuit Diagrams
5-25
33
R202
SEM
X7R
2012
SEM
SEM
R200
100
NC
C230
1NF
C729
C248 6PF
R214
220
R569
47
47PF
C204
7
5
OUT2
47PF
C698
2
G1
4
G2
6
G3
G4
8
IN1
1
3
IN2
OUT1
C202
F203
F
AR-F6CS-1G8425-L250
2.7PF
C721
470pF
C239
10PF
4PF
C213
C242
1.8PF
C229
1NF
8.2nH
L209
VCCIF
45
VCCIFLO
29
VCCIQ
22
51
VCCMIX
VCCPLL/LNA
12
VCCRELO
48
VCOIN
11
QOUT
25
QOUTB
24
RESET
21
RFLOIN
47
S
D
ATA
1
TEST
OUT
37
VCCCOMP
14
VCCCTRL
42
NC
36
34
NC
PLLOUT
15
33
POONRX1
POONRX2
32
POONTX
38
QIN
18
QINB
17
3
MIX1DCSIN
MIX1DCSINB
2
MIX1GSMIN
53
MIX1GSMINB
54
MIX1OUT
49
MIX1OUTB
50
MIX2OUT
44
MIX2OUTB
43
IFIN
41
IFINB
40
IFLOIN
30
IIN
20
IINB
19
IOUT
27
IOUTB
26
LE
55
GNDIQ
23
GNDMIX
52
13
GNDPLL/LNA
GSMB
6
GSMC
4
GSME
5
ICURAD
16
IFDIVSEL
31
CLK
56
10
DCSB
DCSC
8
DCSE1
9
DCSE2
7
GNDCTRL
39
GNDIF
46
GNDIFLO
28
4
13
U454
HD155128TF
BAND
35
NFM39R12C471T1
E200
2
R123
NC
33PF
C234
NC
C704
C232
27PF
L218
6.8nH
C757 27PF
C777
1UF
27PF
L200
82nH
10
4
SA
VE
7
SELECT
SUPPL
Y
5
C759
3
1
GND
GND
2
8
GND
GND
9
11
GND
GND
12
OUT1
6
OUT2
C732 33PF
U200
VOF1748C28KRF
CONTROL
27PF
C200
L213
47nH
10
R224
300
R212
1NF
C562
C201
5.6nH
L406
NC
22NF
L201
68nH
15nH
C203
10NF
L21
1
C210
24
27PF
C262
R217
2PF
C722
R753
NC
C413
68PF
390
C494
150PF
C212
C596
1.2PF
C582 2PF
C600
15nH
L204
68PF
1.5pF
1PF
C575
C215
27PF
C758
2.2K
R223
1NF
C21
1
R754
750
G
G2
4
G3
7
in1
1
2
in2
out1
5
6
out2
L600
120nH
1NF
F200
B7304
Ex_coil
8
3
51
R221
C240
27PF
C762
R213
18K
C214
0.5PF
18
R21
1
390
R203
C238
10NF
47nH
L212
3.3nH
3
7
OUT1
OUT2
5
L594
F
AR-F6CS-1G8425-L250
F204
G1
2
G2
4
G3
68
G4
1
IN1
IN2
C699
47PF
C580
1NF
1NF
C261
C217
22PF
390
R204
L595
C206
10PF
1NF
4.7nH
R220
10
C557
C760
1NF
C556
7PF
15PF
C235
1NF
C227
3VBANDSEL
AGC_EN
SCLK
S
D
ATA
TXEN1
3VRF
DCSTX
GSMTX
3VTXEN1
GSMRX
DCSRX
3VRF
ITXP
IFLO
3VRF
RFLO
RXEN1
QRXN
QRXP
QTXN
QTXP
IRXN
IRXP
ITXN