LG GD580 - Page 117

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Only for training and service purposes
4. Trouble Shooting
4.11.3 Bluetooth RF path
Check Power level
at BT IC Output (C215)
with Spectrum Analyzer
TP1: Range
0 ~ 4dBm ?
No
Yes
Replace BT Chip (U201)
Replace ANT201
start
TP1
TP1
FR_TB_SS
V
1C3
4
07
-
TB0
5
42
1
2
A
E
D
10
2
L
F
6 3
2
4
1
5
P
B
_
U
1
P
B
CD
_
PB2P
B
G1 G2
7
5
L
F
H
05
4
2S
C
A
1
0
2
TNA
D
E
E
F
YM
M
U
D
FR_TB
_
SSV
F
R_TB_SSV
1.5n
L202
I
ND
4
1
2C
p2.
1
51
2
C
TP1