Pmic, Lcd And I/O Connector - LG G3100 Service Manual

8.3 PMIC, LCD and I/O Connector

1 2
R450100
LCD_RES
R452
ADD1
R448
100
DATA0
R441
DATA1
R455 R442
ADD0 DATA2
A R443
NA DATA3
R444
DATA4
R445
DATA5
R446 100
DATA6
R447
DATA7
R440 100
DATA8
R439
DATA9
R438
DATA10
R437 100
DATA11
R436
DATA12
R435 100
DATA13
R434 100
DATA14
R433
DATA15
R449
_WR
R432 100
_MAIN_LCD_CS
R453
3V0_VLCD
0
R451
LCD_BACKLIGHT_CTL
R454
LCD_ID
0
B
VBAT
3V0_VLCD
U302
NCP512SQ30T1
1 5
VIN VOUT
2
GND
3 4
RPWRON EN NC C327
1u
C328 (2012)
1u
(2012)
VBAT
C
VBAT
VCHARGE 2
POWERKEY PWRONKEY
4
C333 SIM_EN SIMEN
10u
10
CHRIN
14
(2012) ISENSE
R347
VBAT
0.33
12
GATEDR
C334
7
1000p BATSNS
D302
Q301
ADP3408
CUS02 17
S G RESCAP
D
5 4
D4 D3 C335
6 3
0.1u
D5 D2
7 2
D6 D1
8 1
TPCF8102
2V45_VRTC
GATEIN
EOC
CHG_EN
BAT301
CHRDET
CLKON
RPWRON
R348
200K
VBAT
E
TP411 TP412
1 2
LGIC(42)-A-5505-10:01
3 4 5
100
100
100
100
100
100
100
100
100
100
100
100
100
C460 C461 C462 C463 C464 C465 C466 C467 C468 C469 C470 C471 C472 C473 C474 C475 C476
27p 27p 27p 27p 27p 27p 27p 27p 27p 27p 27p 27p 27p 27p 27p 27p 27p
R340
C329
C330
100
0.1u 10u _RESET
C331 C332
(2012)
100p 100p
3
ROWX KEYROW0
8 2V85_VSIM
MVBAT MVBAT
18 2V8_VMEM
RESET
19 2V45_VCORE
VSIM
21 2V45_VAN
VMEM
U301
2V7_VTCXO
22
VCORE
24 2V45_VRTC
VAN
25
VTCXO
6
VRTC
26
REFOUT C341 C342 C343 C344 C345 C346 C347
4.7u
0.22u 2.2u 2.2u 0.1u 0.22u 0.1u
(2012) (2012) (2012) (2012) (2012)
C348 C349
NC 0.1u
J_RPWON
D301
DAN222
TP413
ONNOFF
2
RPWRON
3
PWRON
1
R349
200K
3 4 5
6 7
VBAT
CN402
27
1
2
3
4
5
6
7
8
9
SIM_RST
10
SIM_CLK
11
12
13
SIM_DATAOP
14
15
16
17
18
19
20
21
22
23
24
25
26
28
2.2u 2.2u
C477 C478 C479 C481 C480
27p 27p 27p
(2012) (2012)
2V8_VMEM
R327 R328 R329 R330
100K 100K 100K 100K
DSR
R331 NA
USC3
R332 NA
USC0
R333 47
USC1
R334 47
USC2
R335 47
USC4
R336 47
USC5
R337 47
ACC_DET
R338 47
RX
R339 47
TX
R341 4.7
HFK_AUXON
R342 4.7
HFK_AUXOP
R343 100
HFK_AUXIP
R344 100
HFK_AUXIN
R345 47
RPWRON
Section
Designer
Checked
Approved
Iss. Notice No. Date Name
- 117 -
8 9
2V85_VSIM 2V85_VSIM
R309
20K
SP301
C301
220n
J301
1
VCC GND
2
RST VPP
3
CLK
SIM_SOCKET
SP303 SP304 SP305
C302 C303 C304
1000p NC NC
VBAT
BATT_TEMP
C350
39p
VBAT
C339
39p
C336 C337
39p 39p
Date Sign & Name
MODEL G3100
07/28
2003
DRAWING
NAME
DRAWING
LG Electronics Inc.
SPFY0060901_1.1
NO.
10
R312
0
A
5
6
7
IO
SP302
B
BATTERY CONNECTOR
CN303
1
2
3
C351
39p
VCHARGE
CN302 C
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
I/O CONNECTOR
D
C340
39p
Sheet/
Sheets
3/4
BB
LG Electronics Inc.