LG KP500 Service Manual page 123

7. CIRCUIT DIAGRAM
Receiver & Speaker
4 L 0 0
S K P R _ V C N _ CN400
1 0 0 H n
4 C 1 0
3 p 9
4 L 3 0
S K P R _ V C P _
1 0 0 H n
V 4 A 0 0 V 4 A 1 0 24- 8000- 002- 000- 829
4 C 4 0 4 C 5 0
ENEY0003801
2 p 2 2 p 2
Battery Connector & Current Monitor
VSUPPLY VBAT
4 C 3 1 4 C 4 1 4 C 5 1
0 1 p 0 . 2 u 2 0 1
U400
4 R 2 1
CN402
5
7 4 m h o m
LOAD
D1
1 4
VIN
2
4 R 4 1
ZXCT1010E5TA
3
A B _ T D I
D2 EUSY0286901
K 1
4 R 5 1
HSBC- 3P30- 18 4 C 9 1
ENZY0019401
0 1 p 0
D I N
ANT400
GND1 4 R 8 1
GND2 FEED
0
4 R 0 2
AMAN802012LG13
SNMF0036201
D I N
4 L 7 0
4 C 3 2 1 0 0 p 0
F M A _ T N
1 0 0 H n
4 C 4 2 4 C 5 2
4 C 6 2 4 C 7 2
D I N D I N
4 p 7 4 p 7
F _ M N S D R _
F _ M N S D L _
FM Radio & Bluetooth
T B V _ X C _ O N E
LGE Internal Use Only
U403
2
4 R 1 0
H O O K D _ E E T T C
1 7 4
4 C 2 0
NCS2200SQ2T2G
2 1 p 0
EUSY0250501
H S M _ C I N _
H S M _ C I P _
p 0
1
NC
2
GND
3
IOUT O L D A
4 C 7 1
4 R 6 1
u 1 . 2 K 2
(1%)
4 R 7 1
FL400
IN OUT 5 1 K 0
GND1 GND2
4 R 1 2
LFB212G45SG8A166
H2
SFCY0000901 RES UART_CTS_N
D I N
F1
RFIOP UART_RTS_N
4 C 2 2 1 p 0 G1
RFION UART_RXD
UART_TXD
D4
NC
D1
FMRF_INP TM3
C1
FMRF_INN TM2
4 L 8 0 6 5 H n
A3
FMVCO_LP TM1
A2
FMVCO_LN TM0
A1
FM_CVAR
4 C 8 2 . 0 u 1
K6
AUDIOR VREG_CTL
4 C 9 2 . 0 u 1
K5
AUDIOL VREG_BT
J5
AUDIOGND VREGFM_DAC
4 C 0 3 4 C 1 3
VDDR5V
4 C 2 3 1 0 0 p 0
K2
6 2 _ M T B XTALP VDDR3V
D I N D I N K3
XTALN VDDO18_1
4 C 4 3 . 0 u 1 B4
L C 3 K K 2 LPOIN VDDO18_2
VDDO18_3
D10
GPIO7 VDDC1
B8
GPIO6 VDDC2
G6 U402
GPIO5 VDDC3
E6
GPIO4 BCM2048SB0 VDDC4
G9
4 C 5 3
GPIO3 VDDC5
F10 EUSY0365201
GPIO2 VDDTF
D I N TP402 H9
B I _ T T N GPIO1 VDDRF
TP403 H10
B _ T W A E K P U GPIO0 VDDPLL
E7
A_GPIO7 VDDXO
B7
A_GPIO6 VDDLO
K9
A_GPIO5 VDDFM1
E9
A_GPIO4 VDDFM2
A10
TP404
S 2 I _ 1 X T A_GPIO3 VDDFM3
B10
TP405
I S 2 _ 1 X R A_GPIO2 VDDFM4
TP406 C10
I S 2 _ 1 W 0 A A_GPIO1 VDDFM5
B9
TP407
2 I 1 S C _ K L A_GPIO0 VDDO33_1
VDDO33_2
D6
B _ T E R E S n T RST_N VDDO33_3
4 C 6 4
D I N
4 C 7 4 . 0 u 1
4 C 8 4
. 0 u 1
VIO_2V62
4 R 0 0
1 M
18Pin IO Connector
5 4 V - N I
1 C V C
VBUS_USB
O T U 3 I V + N
G N D
VAUDA_2V5
2
4 R 3 0
2 2 K 0
U V
4 R 2 0
. 1 K 5
4 C 6 0 . 0 u 1 4 R 6 0 . 2 K 2 4 C 7 0 2 p 4 4 R 7 0
. 4 K 7
4 C 8 0 . 0 u 1
4 L 4 0 1 0 0 H n
4 C 0 1 4 C 1 1 4 C 9 0 4 C 2 1
2 p 7 2 p 7 1 u 0 0 1 p 0
U B S D _ P
U B S D _ M
A J K C D _ E E T T C
P R W R O _ N N E
D R S
4 R 1 1 7 4
U R A _ T X T
4 R 3 1 7 4
U R A _ T X R
V 4 A 2 0
4 C 8 1 2 p 4
H S O L _
4 L 5 0 1 0 0 H n
4 C 0 2 2 p 4
H S O R _
V 4 A 9 0 V 4 A 0 1 4 C 1 2
4 L 6 0 1 0 0 H n
u 1
Close to 18Pin Conn.
VIO_2V62
F7 TP408
U R A _ T T B R _ S T
TP409
C9
U R A _ T T B C _ S T
J9 TP410
A U T R B _ _ T X T
K10 TP411
A U T R B _ _ T X R
J6
F6
VBAT VIO_2V62
J7
K7
VIO_2V62
TP412
D5
B _ T D L _ O N E
4 R 7 2 4 R
B5
A5
4 C 3 3
0 1 K 0 0 1
F 4 B 5 0
A6
u 1
VBT_2V65
B6
K8
A8
P _ R P
F9
G5
C H G E _ O C
D9
4 C 6 3 4 C 7 3 4 C 8 3
F 4 B 6 0
G7
C H _ G N E
u 1 . 0 u 1 u 1
A7
J10
4 R 9 2 D I N
E1
E2
K1
J3
J1
4 C 3 4 4 C 4 4 4 C 5 4
A4
u 1 u 1 . 1 p 8
B1
B3
J4
K4
A9
E10
J8
4 C 9 4
u 1
- 124 -
4 L 1 0
1 0 0 H n
4 C 0 0
4 L 2 0
VIO_2V62 VCHG VSUPPLY
1 0 0 H n 2 p 4
B S
CN401
4 R 4 0 4 R 6 3 4 R 5 0
1 K 0 D I N 0 1 K 0
19
1
1 F : M R d a o i A T N
2
3 : 2 e H d a t e s M C I
F 4 B 0 0 4
: 4 H a e s d t e L _
5
F 4 B 1 0
: 5 H a e s d t e R _
4 R 8 0 6 3 6
: 6 U S + B
4 R 9 0 6 3 7
: 7 U S - B
4 R 0 1 7 4
8
8 J : C A _ K e D e t t c
9
10 9 1 , : 0 A B T T
11
1 : 1 e R m o e t P w o r e O N
12
F 4 B 2 0
13
F 4 B 3 0 2 1 1 , : 3 C a h i g r g n
4 R 5 3 7 4
14
1 : 4 D R S
15
F 4 B 4 0
1 : 5 U V B S
16
1 : 6 U R A _ T X T
17
1 : 7 U R A _ T X R
18
V 4 A 3 0 V 4 A 4 0 V 4 A 5 0 V 4 A 6 0 V 4 A 7 0 V 4 A 8 0 20
4 C 6 1
u 1
HSEJ- 18S04- 25PC
ENRY0006501
OVP Charging IC
VBUS_USB VBAT VBUS_OVP
VCHG U401
VCHG_OVP
6 2
13
PGND
1
VDC
K 0
12
VDC_BYP
2
VUSB
11
BAT
TP400 3
_PPR
10
USB_BYP
4
_CHG
9
IVDC
TP401
5
_EN
8
GND
6
IMIN
7
IUSB
ISL9221
4 R 0 3 4 R 1 3 4 R 3 3 4 R 4 3 4 R 2 3
4 C 9 3 4 C 0 4 4 C 1 4 4 C 2 4
EUSY0351601
u 1 0 1 . F u 0 1 . F u 0 1 . F u
0 1 K 0 . 5 K 6 2 K 0 D I N 1 K 5
1 ( ) %
1 ( ) %
4 R 2 3 1 K 5 h o m 4 : 0 5 m A
KP500- MAIN- V1.0
I O / B , u l t e o o , h t C a h i g r
S e h / t e h S e e s t
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
F M A _ T N
g n
4 6 /