LG KE600 - Cell Phone Service Manual page 125

7. CIRCUIT DIAGRAM
1 1 2 2 3 3
OUT601
A A
R624 R606
NA 0
OUT604
KMS-510
L607 3.3nH SW601
C642 15p G2
ANT RF
G1
B B
L608
C607 C604
22nH
NA NA
C C
D D
LBAND_PAM_IN
HBAND_PAM_IN
E E
F F
R621
RF_TEMP
22K
R623
10K
G G
H H
1 1 2 2 3 3
4 4 5 5 6 6
2V85_RF
C605 C606
56p 0.1u
FL601
YGHF-S006T
GND11
26
GND10
25
ANT GND9
1 24
GND8
23
GND7
11
C640 4.7p
L605 L606
15nH 22nH
L601
3.9nH
C611 C612
0.5p 0.5p
C614 C615 C616 C617 C618 C619
2.5p 2.5p 1.5p 1.5p 1.2p 1.2p
L602 L603 L604
18nH 6.8nH 6.8nH
1V5_RF 2V85_RF
1V5_RF
2V85_RF
C622
0.1u 2V85_RF
C624 C626 C627
C623 C625
0.1u 47n
0.1u 0.1u 0.1u
FE2
33
VBIAS
34
VDDTX1V5 VDDRX2V8
35 20
TX1 VDDRX1V5
36 U602 19 R616 820
TX2 VCO_RC
PMB6272
37 18
VDDTX2V8 VDDVCO2V8
R617 10 38 17
VDDMIX2V8 EN
39 16
GND3 VDDXO2V8
40 15
FSYS1
14
GND4 GND1
41 13
C630 C631
0.1u 0.1u
2V7_VCXO
4
C641 C632
NA
1u
3
C633 100p R620 0
2V85_RF
1V5_CORE
R622 10
C636
C637
0.1u
0.1u
4 4 5 5 6 6
7 7 8 8 9 9
R601 100ohm
ANT_SW1
R602 100ohm
ANT_SW2
R603 100ohm
ANT_SW3
C601 C602 C603
39p 39p 39p
LBAND_PAM_IN
NC3 LB_RFIN
20 7
NC2 VRAMP
15 6
NC1 VMODE
10 5
VBATT
4
LB_RFOUT TX_EN
12 3
BAND_SEL
2
HBAND_PAM_IN
HB_RFOUT HB_RFIN
18 1
RF3158 U601
VSUPPLY
C620 C621 C613
C638 C639
3p 10p
56p 18p 68u
2V7_VCXO
R615
0
C628
0.1u
RF_EN
C629 1000p
26MHZ_MCLK
26MHz
VCC GND
2
R619 680
OUT VCONT AFC
1
X601
C634
22p
C635 1000p
BT_CLK
RF_CLK
RF_DA
QX
Q
IX
I
Changed by: Changed by:
D.H.SEO
7 7 8 8 9 9
- 126 -
10 10 11 11 12 12
R611 15K
PA_LEVEL
MODE
TXON_PA
PA_BAND
R612 R613 R614
100K 100K 100K
Engineer: Engineer:
LG ELECTRONICS INC.
D.H.SEO
Mobile Handsets R&D Center
Drawn by: Drawn by:
HW Group, Develpment Lab 4
D.H.SEO
R&D CHK: R&D CHK:
TITLE: TITLE:
GSM-NEO-MAIN-1.1
DOC CTRL CHK: DOC CTRL CHK:
MFG ENGR CHK: MFG ENGR CHK:
Date Changed: Date Changed: Time Changed: Time Changed: QA CHK: QA CHK: REV: REV: Drawing Number: Drawing Number:
2006.04.13 5:01:55 pm
10 10 11 11 12 12
LGMC
A A
B B
C C
D D
E E
F F
G G
H H
Size: Size:
A2 A2
12 1 8 A 12 1 8 A
Page: Page:
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