LG L1150 Service Manual page 118

8. CIRCUIT DIAGRAM
1 2
A
I/O CONNECTOR
VCHG VBAT
FB501 FB502
B
CN802
1
2
3
4
26
25
24
23
22
21
20
19
C
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
CN803
D
R514 NA
E
1 2
LGIC(42)-A-5505-10:01
3 4 5
SIM CONNECTOR
SIM_IO
C505 C506
47p 0.1u
V_IO V_SRAM
R503
20K
RA501
10K
RA502
1
3
5
7
RA503
1
3
5
7
47
2
4
6
8
RA505
1
3
5
7
R510
R511
C510
C511
C512
10p
10p
LCD_ID
3 4 5
6 7
V_SIM V_SIM
R502
C501
10K 0.1u
4 J501 1
GND1 VCC
5 2
SIM_RST
VPP RST
6 3
IO CLK SIM_CLK
10 7
GND5 GND2
9 8
GND4 GND3
C502
C504
22p
150p
BATT_TEMP
VCHG
R506
47
100K
2
CTS
4
RTS
6
TX
8
TXD ICTL
47
2
RXD
4
RX
6
DSR
8
HANDSFREE
R508
RPWON
1K
N.A
RA504
1
TDO_ARM
3
TMS
5
TCK
7
TDI
47 N.A
2
PCM_TX
4
PCM_SYNC
6
PCM_CLK
8
PCM_RX
0
AUXOP
0
AUXON
0.1u
AUXI
R512 R513
C513
100p 220K 220K C514 47p
Section
Designer
Checked
Approved
Iss. Notice No. Date Name
LG Electronics Inc.
- 117 -
8 9
IRDA
V_IO VBAT
R501
U501
33
CIM-80S7B-T
LEDA
1
LEDK
2
TX_IRDA TXD
3
8
RX_IRDA RXD SHIELD
4
SD_IRDA SD
5
VCC
6
C503
2.2u
GND
7
(1608)
U502
NDC652P
C507
C508
10u
6
S2
22n
4
S1
3
G
1
D3
D2 2
5
D1
R507 15
PCHG
D501
CUS02
VCCS
VBAT
R509
0.2
VBATS
C509
10u
(2012)
Date Sign & Name
MODEL L1150
03/18
YH HEO
2004
03/18
DS JUNG
2004
DRAWING
Peripheral
NAME
DRAWING
V1.2
NO.
LG Electronics Inc.
10
A
B
C
D
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