- 122 -
8
10
Date Changed:
4
A
REV:
W.J.KIM
12
Size:
QA CHK:
F
2
G
F
Time Changed:
B
10
Engineer:
Page:
E
DOC CTRL CHK:
D
TITLE:
1
D
DCS1800
PCS1900
12
C
6
7
A
Drawn by:
E
5
C
Changed by:
GSM850
MFG ENGR CHK:
7
11
3
11
2
1
GSM900
9
6
Issue 1.0
3
H
8
5
B
LG Electronics
Drawing Number:
G
3:07:35 pm
2005-06-01
mentor
3/5
SON80 CARD
12 1 8 A
A3
9
H
4
R&D CHK:
1.8p
C439
NA
C434
C430
22p
R441
100ohm
1V5_RF
100p
C453
1u
C417
L403
5.6nH
1.8p
C445
2V85_RF
ANT406
C452
100p
100p
C401
NA
R420
22K
R417
L408
GND405
2.7nH
C457
10u
C442
1.8p
R403
100ohm
R418
10
C406
2.2p
18nH
L404
1.8p
0.1u
C437
C441
33u
C408
R421
1V5_CORE
100ohm
R405
NA
R427
0
PT401
10K
R431
C416
0.1u
0
NA
C435
C422
0.1u
18nH
X401
GND
2
3
OUT
VCC
4
VCONT
1
L405
26MHz
R406
0
C418
0.1u
R425 620
0
R428
R408
0
R415
NA
C412
NA
C446
1.8p
0
R430
0.1u
C425
2V7_VCXO
1
0
2V85_RF
ANT405
R419
ANT
G1
G2
RF
0.5p
C410
C431
1V5_RF
SW401
KMS-506
1uF
R407
0
27p
C414
47n
C419
C428
0.1u
R426
0
R424
0
R448
0
C421
0.1u
5.6nH
L402
0
2V85_RF
R413
1.8p
C443
2V7_VCXO
C404
100p
C440
1.8p
0.1u
C429
100p
C426
R429
100p
0
C454
R414
820
2V85_RF
C402
100p
C432
NA
1.8p
NA
R440
C444
R416
NA
2V85_RF
10p
C462
C433
NA
0
R412
R423
10
VBIAS
VCO_RC
18
31
VDDBIAS2V8
8
VDDDIG1V5
VDDDIG2V8
5
21
VDDLNA1V5
VDDMIX2V8
39
VDDRX1V5
19
20
VDDRX2V8
VDDTX1V5
35
38
VDDTX2V8
VDDVCO2V8
17
VDDXO2V8
15
XO
11
12
XOX
FSYS2
FSYS3
9
13
GND1
GND2
26
40
GND3
GND4
41
29
RX1
RX1X
30
27
RX2
RX2X
28
RX3
24
25
RX3X
RX4
22
23
RX4X
36
TX1
TX2
37
34
U402
PMB6272
A
1
2
AX
B
3
4
BX
CLK
7
6
DA
16
EN
FE1
32
FE2
33
14
FSYS1
10
C409
100p
0.1u
C424
NA
C455
VSUPPLY
100p
C403
6
TX2G
8
VCTRL1
22
21
VCTRL2
20
VCTRL3
3
VDD
EGSM_RX-
18
GMS_RX-
2
GND1
25
GND10
GND11
26
4
GND2
GND3
5
7
GND4
GND5
9
10
GND6
11
GND7
GND8
23
GND9
24
19
13
12
PCS_RX-
TX1G
FL308
YGHF-S006A
ANT
1
15
14
DCS_RX-
17
16
14
GND5
GND6
16
17
GND7
19
GND8
21
GND9
1
HB_RFIN
HB_RFOUT
18
7
LB_RFIN
LB_RFOUT
12
NC1
10
15
NC2
NC3
20
3
TX_EN
VBATT
4
5
VMODE
VRAMP
6
RF3158
U401
BAND_SEL
2
GND1
8
GND10
22
23
GND11
GND2
9
11
GND3
13
GND4
15nH
0
R452
C423
L407
1000p
1000p
C427
L406
10nH
0
R449
0.1u
C420
ANT_SW3
MODE
HBAND_PAM_IN
LBAND_PAM_IN
I
IX
Q
QX
RF_TEMP
AFC
ANT_SW2
ANT_SW1
RF_DA
RF_EN
TXON_PA
PA_BAND
RF_CLK
26MHZ_MCLK
BT_CLK
PA_LEVEL
HBAND_PAM_IN
LBAND_PAM_IN
7. CIRCUIT DIAGRAM
Содержание KE820
Страница 1: ...Service Manual Model KE820 Service Manual KE820 Date August 2006 Issue 1 0 ...
Страница 3: ... 4 ...
Страница 5: ... 6 ...
Страница 46: ...3 TECHNICAL BRIEF 47 Figure 18 EN SET port control method ...
Страница 69: ...4 PCB layout 70 Figure 45 Main PCB bottom Figure 46 Main PCB bottom placement ...
Страница 70: ...4 PCB layout 71 Figure 47 Sub PCB top Figure 48 Sub PCB top placement ...
Страница 71: ...4 PCB layout 72 Figure 49 Sub PCB bottom Figure 50 Sub PCB bottom placement ...
Страница 114: ...6 Download S W upgrade 115 6 2 Download program user guide ...
Страница 115: ... 116 6 Download S W upgrade ...
Страница 116: ... 117 6 Download S W upgrade ...
Страница 117: ... 118 6 Download S W upgrade ...
Страница 124: ... 125 8 PCB LAYOUT ...
Страница 125: ... 126 8 PCB LAYOUT ...
Страница 126: ... 127 8 PCB LAYOUT ...
Страница 127: ... 128 8 PCB LAYOUT ...
Страница 129: ...9 RF Calibration 130 9 2 3 Click SETTING Menu 9 2 4 Setup Ezlooks menu such as the following figure ...
Страница 131: ...9 RF Calibration 132 9 2 7 Select MODEL 9 2 8 Click START for RF calibration 9 2 9 RF Calibration finishes ...
Страница 132: ...9 RF Calibration 133 9 2 10 Calibration data will be saved to the following folder Saving format year month day_PASS ...
Страница 136: ... 137 11 STANDALONE TEST 4 Click Update Info for communicating Phone and Test Program Connected ...
Страница 141: ... 142 ...
Страница 161: ...Note ...
Страница 162: ...Note ...