LG KP500 Service Manual page 55

3. TECHNICAL BRIEF
VIO_2V62
U403
5 4
4 R 1 0 C V C
1
H O O K D _ E E T T C
O T U 3
7 4 G N D
4 C 2 0 2
4 R
NCS2200SQ2T2G
2 2
2 1 p 0
EUSY0250501
H S M _ C I N _
H S M _ C I P _
4 C 0 1
2 p 7
LGE Internal Use Only
4 R 0 0
1 M
V - N I
I V + N
VAUDA_2V5
3 0
K 0
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 C 8 0 . 0 u 1
4 L 4 0 1 0 0 H n
4 C 1 1 4 C 9 0 4 C 2 1
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
U R A _ T X T
U R A _ T X R
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 _
4 L 6 0 1 0 0 H n
Close to 18Pin Conn.
Figure 22. MMI 18Pin Connector circuit
18Pin IO Connector
VBUS_USB VIO_2V62
U V B S
4 R 7 0 4 R 4 0 4 R 6 3 4 R 5 0
. 4 K 7 1 K 0 D I N 0 1 K 0
4 R 8 0 6 3
4 R 9 0 6 3
4 R 0 1 7 4
4 R 5 3 7 4
4 R 1 1 7 4
4 R 3 1 7 4
V 4 A 2 0 V 4 A 3 0 V 4 A 4 0 V 4 A 5 0 V 4 A 6 0
V 4 A 9 0 V 4 A 0 1 4 C 1 2
u 1
Copyright © 2008 LG Electronics. Inc. All right reserved.
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4 L 1 0
1 0 0 H n
4 C 0 0
4 L 2 0
VCHG VSUPPLY
1 0 0 H n 2 p 4
CN401
19
1
1 F : M R d a o i A T N
2
: 2 e H d a t e s M C I
3
4
F 4 B 0 0
: 4 H a e s d t e L _
5
F 4 B 1 0
: 5 H a e s d t e R _
6
: 6 U S + B
7
: 7 U S - B
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
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
20
V 4 A 7 0 V 4 A 8 0
4 C 6 1
u 1
HSEJ- 18S04- 25PC
ENRY0006501
Only for training and service purposes
F M A _ T N