LG L601i Service Manual page 139

7. CIRCUIT DIAGRAM
1 2
FOLDER_SENSE
R600
VREG_MSMP_2.7V
62
U601
A A3212EELLT-T
VDD
G1
OUT G2
FOLDER_DETECT_N
C606 C602
10p 0.1u
VREG_MSMP_2.7V
B KEY
HOT1
KEY_ROW(0)
1
1
KEY_ROW(1)
4
4
KEY_ROW(2)
7
7
KEY_ROW(3)
C
HOT4
KEY_COL(0) HOT4
KEY_ROW(4)
KEY_COL(1)
KEY_COL(2)
KEY_COL(3)
KEY_COL(4)
KEY_ROW(4)
KEY_ROW(3)
KEY_ROW(2)
KEY_ROW(1)
KEY_ROW(0)
KEY_COL(4)
KEY_COL(3)
KEY_COL(2)
D
KEY_COL(1)
KEY_COL(0)
E
1 2
LGIC(42)-A-5505-10:01
3 4 5
HOT2 HOT3 CLR MENU
CLR MENU
2 3 LEFT UP
2 3 LEFT UP
5 6 OK RIGHT
5 6 OK RIGHT
8 9 SND
Q600
B
8 9 SND R_LED_EN
IN
0 HOT5 D N
0 HOT5 DN
SIDE_KEY
CN600
1
KEY_ROW(0)
2
KEY_ROW(1)
3
KEY_ROW(2)
100ohm R633 4
KEY_COL(5)
5
3 4 5
- 140 -
6 7
0.1u C600
U604
FSA2267L10X
1 9
1B0 1A
2 8
1B1 1S
3 7
2B0 2S
4 6
2B1 2A
LED Indicator
KEY_BACK_LIGHT
LD600
R611
47
CL-194S-WR-SD-T
LD601
R612
C OUT
47
CL-194S-WR-SD-T
DTC114EE
Q601
LD604
R615
UMH9NTN
E GND
CL-194S-WR-SD-T 47
LD607
R620
47
CL-194S-WR-SD-T
LD610
R623
47
CL-194S-WR-SD-T
LD613
R626
47
CL-194S-WR-SD-T
Section Date
Designer 06/29/2006
Checked
Approved
LG Electronics Inc.
8 9 10
IrDA
A
U603
RPM840-H11
C601
7
GND
0.47u
R605
6
VCC
0
5
SD
4 8
RXD SHIELD
3
TXD
TP600
2
TX-RC
27
1
LEDA
R606
SIR TRANCEIVER
SD(L:ACTIVE, H:SHUTDOWN)
LOW POWER MODE : LEDA VCC
B
LD616 LD617
R644 R645
47 47
CL-194S-WR-SD-T CL-194S-WR-SD-T
LD602 LD603
R613 R614
47 47
CL-194S-WR-SD-T CL-194S-WR-SD-T
LD605 LD606
R616 R617
C
CL-194S-WR-SD-T 47 CL-194S-WR-SD-T 47
LD608 LD609
R621 R622
47 47
CL-194S-WR-SD-T CL-194S-WR-SD-T
LD611 LD612
R624 R625
47 47
CL-194S-WR-SD-T CL-194S-WR-SD-T
LD614 LD615
R627 R628
47 47
CL-194S-WR-SD-T CL-194S-WR-SD-T
KYBD_BACKLIGHT
D
Sign & Name Sheet/
Sheets
MODEL
D2
.
6/6
DRAWING
KEY & OTHER
NAME
DRAWING
Rev_1.0
NO.
LG Electronics Inc.