User Guide

SAMSUNG Proprietary-Contents may change without notice
SGH-A500 Flow Chart of Troubleshooting and Circuit Diagrams
6-12
14. RF Tranceiver Circuit Diagram
D
X7R TYPE
2 7 5
City
A
1
R&D CH K
5
Address
of
3
8
Date Changed
(COIL)
2 Shee t
7 6
X7R TYPE
D
REV
1
2
6
B
C
TITLE :
B
1.9B
8
A
MFG ENGR CH K
DOC CTRL CH K
QA CH KD rawing Numbe r
4
4
F
E
C
E
Engineer
F
SGH-A500_REV1.9B
A3
user10
2002 - 09-30
1:50:30 pm
KIM. H. K
KIM. H. K
6
Changed by
COMPANY NAME
Size
X5R TYPE
3
Time Changed
Drawn by
6.8K
R218
27PF
C216
12PF
C22 5
C229
27PF
L201
33uH
C220
C246
2.2U F
1
1PF
3
EC
4
G1 G2
8
7
G3
5
IN 1
IN 2
6
2
OUT 1
OUT 2
NC
C219
F204
82nH
L218
8.2u H
L206
10NF C203
VRF1
L204
39nH
C204
C231
12PF
100NF
47PF
C22 6
C228
6.8PF
1K R211
6.8K
R222
0
R20 5
3
C239
820PF
F201
GND1
2 4
GND2
IN
1
OUT
2.2K
R227
0
R20 4
C201
15PF
VCXOEN
46 47
VCXO
X
VD
D
19
6.8 K R207
RX3 X
31
45
TEM
P
26
VCC2
VCC
3
40
7
VCC4/5
30
VCC6
VCCVCXO
2
VCXO
48 39
MO
X
OS
W
21
5
PLLO N
REFR
6
34
RX1
RX1 X
33
36
RX2
32
RX3
43
IFIX
LNAGAI
N
42
LNAON
27
22
LO
1
LO1X
23
MIXI
29
28
MIXI X
MO
38
18
FL
3
FSY S
1
GND
GND
12
24
GND
37
GND
GNDLNA
35
IF
I
44
CLK
13 20
CPLO
1
41
CPLO
2
CPT X
25
14
DA
16
EFI
L
EFILX
17
EN
15
U201
A
8
9
AX
B
10
BS W
4
11
BX
NC
L210
L203
27nH
C215
100N F
R216
C209
27PF
10UF
C249
6.8K
VRF1
R206
0
VRF1
27PF
C214
15PF
C235
R209
L211
18nH
OSC202
2
GND
3
OUT
VC
C
4 1
VT
12K,1%
L20 8
3.3nH
330PF
C241
27nH
VRF1
L20 2
27PF
C207
820PF
C250
27PF
C218
C230
27PF
C211
4.7nF
C233
NC
R203
C254
100N F
IN
2
OUT1
4
6
OUT2
1K
VRF1
F202
1
G1 G2
3 5
G3
C248
2.2U F
22,5%
R221
8.2K
R208
C205
10 K
R212
R220
27P F
3.3nH
22
12PF
L20 7
C222
10N F
C223
27PF
C255
C20 2
NC
27PF
C213
22 K
R226
VRF2
6PF
C237
27P F
C227
82PF
C212
27PF
C206
5.6p F
C236
VRF1
5.6p F
C232
R202
82PF
C224
1K
1K R213
L213
GND3 GND4
8
RF_OUT
1 5
VTUNE
3.3K
R225
OSC20 1
BSEL 3
DCP W
7
2
GND1 GND2
46
C210
27PF
R21 5
1.8K
L205
2.7nH
C302
1.8PF
6.8PF
C234
BAND_SEL
AB
AX
B
BX
DCS_R X
GSM_R X
VTIC_OUT
FSYS_B B
PLLON
RF_CL K
RF_DATA
RF_EN
TEMP
TIC_FD
AF C