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3. TECHNICAL BRIEF
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Bluetooth Radio
•
Common TX/RX teminal simplifies external matching, eliminates external antenna switch
•
No external trimming is required In production
•
Bluetooth v2.0 + EDR Specification compliant
Bluetooth Transmitter
•
+6 dBm RF Transmit power with level control from on-chip 6-bit DAC over a dynamic range >
30dB
•
Class 2 and Class 3 support without the need for an external power amplifier or TX/RX switch.
Bluetooth Receiver
•
Integrated channel filters
•
Digital demodulator for improved sensitivity and co-channel rejection
•
Real time digitized RSSI available on HCI interface
•
Fast AGC for enhanced dynamic range
•
Channel classification for AFH
FM Radio & Bluetooth
(1%)
SNMF0036201
ANT400
FEED
GND1
GND2
0
8
1
4
R
5
4
4
C
AMAN802012LG13
p
8
.
1
6
3
4
C
u
1
TP412
I
N
D
6
4
4
C
6
2
4
C
p
7
4
TP408
VIO_2V62
u
1
.
0
4
3
4
C
3
3
4
C
u
1
TP411
TP409
TP410
I
N
D
5
3
4
C
7
0
4
L
H
n
0
0
1
TP403
7
2
4
C
p
7
4
u
1
.
0
p
0
0
0
1
2
3
4
C
7
4
4
C
VBAT
I
N
D
9
2
4
R
u
1
.
0
8
2
4
C
u
1
.
0
7
3
4
C
u
1
.
0
9
2
4
C
u
1
3
4
4
C
SFCY0000901
LFB212G45SG8A166
GND1
GND2
IN
OUT
FL400
6
0
4
B
F
K
0
5
1
7
1
4
R
VIO_2V62
u
1
8
3
4
C
4
4
4
C
u
1
I
N
D
0
2
4
R
1
2
4
R
I
N
D
H
n
6
5
8
0
4
L
p
0
1
2
2
4
C
TP407
TP406
8
4
4
C
u
1
.
0
I
N
D
5
2
4
C
VBT_2V65
TP402
9
4
4
C
u
1
I
N
D
TP405
4
2
4
C
p
0
0
0
1
3
2
4
C
TP404
K2
5
0
4
B
F
D5
V
S
S
1
B
2
V
S
S
1
0
G
2
G
4
V
S
S
1
1
V
S
S
1
2
G
1
0
H
1
V
S
S
1
3
V
S
S
1
4
J
2
V
S
S
2
C
2
D
2
V
S
S
3
V
S
S
4
D
7
E
4
V
S
S
5
E
5
V
S
S
6
V
S
S
7
F
2
V
S
S
8
F
4
F
5
V
S
S
9
K3
XTALN
XTALP
K4
J1
VDDLO
VDDO18_1
K8
A8
VDDO18_2
VDDO18_3
F9
A9
VDDO33_1
VDDO33_2
E10
J8
VDDO33_3
K1
VDDPLL
VDDR3V
B6
VDDR5V
A6
VDDRF
E2
E1
VDDTF
VDDXO
J3
A5
VREGFM_DAC
VREG_BT
B5
VREG_CTL
J7
F6
TM2
TM3
J6
UART_CTS_N
F7
C9
UART_RTS_N
UART_RXD
J9
K10
UART_TXD
G5
VDDC1
VDDC2
D9
VDDC3
G7
A7
VDDC4
VDDC5
J10
VDDFM1
A4
B1
VDDFM2
VDDFM3
B3
J4
VDDFM4
VDDFM5
A1
GPIO0
H10
GPIO1
H9
F10
GPIO2
G9
GPIO3
GPIO4
E6
G6
GPIO5
B8
GPIO6
GPIO7
D10
LPOIN
B4
D4
NC
RES
H2
RFION
G1
F1
RFIOP
D6
RST_N
TM0
K7
TM1
J5
AUDIOGND
K5
AUDIOL
AUDIOR
K6
A_GPIO0
B9
C10
A_GPIO1
A_GPIO2
B10
A10
A_GPIO3
A_GPIO4
E9
K9
A_GPIO5
A_GPIO6
B7
E7
A_GPIO7
C1
FMRF_INN
FMRF_INP
D1
A2
FMVCO_LN
FMVCO_LP
A3
FM_CVAR
U402
BCM2048SB0
EUSY0365201
1
3
4
C
0
3
4
C
I
N
D
I
N
D
K
L
C
_
1
S
2
I
T
N
I
_
T
B
S
T
R
_
T
B
_
T
R
A
U
S
T
C
_
T
B
_
T
R
A
U
X
T
_
T
B
_
T
R
A
U
X
R
_
T
B
_
T
R
A
U
n
T
E
S
E
R
_
T
B
K
2
3
K
L
C
T
B
_
M
6
2
P
U
E
K
A
W
_
T
B
N
E
_
O
D
L
_
T
B
0
A
W
_
1
S
2
I
L
_
D
N
S
_
M
F
R
_
D
N
S
_
M
F
N
E
_
O
X
C
V
_
T
B
T
N
A
_
M
F
X
T
_
1
S
2
I
X
R
_
1
S
2
I
Figure 20. Bluetooth / FM Radio Circuit Diagram
Содержание KP500
Страница 1: ...Service Manual Model KP500 Service Manual KP500 Date October 2008 Issue 1 0 Internal Use Only ...
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Страница 127: ... 128 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 147: ...LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 148 ...
Страница 169: ...Note ...
Страница 170: ...Note ...