LG KP260 - Page 47

(2) Checking Mobile SW & FEM
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Only for training and service purposes
4. TROUBLE SHOOTING
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TEST POINT
SFAY0008602
ENWY0004501
C544
22p
22p
C532
C545
22p
SW500
RF500
ANT
G1 G2
RF
2V75_VVCXO
22p
C518
3
4
GSM900_RX2
23
NC1
24
NC2
VC1
19
20
VC2
21
VDD
GND1
10
GND2
GND3
12
13
GND4
GND5
14
16
GND6
18
GND7
22
GND8
15
GSM1800_1900_TX
GSM1800_RX1
5
6
GSM1800_RX2
GSM1900_RX1
7
8
GSM1900_RX2
GSM850_900_TX
17
GSM850_RX1
1
2
GSM850_RX2
GSM900_RX1
LMSP43QA-538
FL500
ANT
11
9
0.1u
C533
ANT_SW2
ANT_SW1
CIRCUIT
SW500
TP3
TP4TP5
TP6
R500 47
27p
C507
1K
R502
C505
39p 27p
C506
R501 47
TX_RAMP
PA_EN
PA_BAND
TP6
TP5
TP4
TP3