Only For Training And Service Purposes - LG GD310 Service Manual

PMIC
USB_OEN
USB_DAT_VP
USB_SE0_VM
TXON_PA
1V8_SD 2V5_VAUDB VBAT
VBAT
2V5_VAUDA 2V9_VFM
U_RCV B1
U_PMIN C2
U_VMIN D3
C1
USB_DP
D2
USB_DM
TP3
E3
PMRSTN
D1
E2
VCXO_EN
E1
BT_VCXO_EN
F2
F1
G2
G1
H2
H1
C241 C214 C217
J1
2.2uF 2.2uF 1UF
L200
D200 J2
KDS160E 10UH H3
J3
K1
K2
L2
C204
100n C227
C224 C218 C212 C232 C208
22uF 2.2uF 10uF 2.2uF 0.1uF 2.2u
CN200
R208
1K
D1
1
2
3
D2
C216
ENZY0022901
100P
Copyright © 2009 LG Electronics. Inc. All right reserved.

Only for training and service purposes

RTC_OUT
VUSB VBAT VBAT
1V35_VPLL
VBAT 2V62_VIO
R209
100K
RCV
VPIN
VMIN
D+
D-
RESET_N
RESET2_N
SLEEP1_N
SLEEP2_N
VAUDIOA
U201
VDDAUDIOA
VDDAUDIOB
PMB6821
VAUDIOB
VAUX
VDDAUX
SU1_GATE
SU1_GND
SU1_FB
SU1_ISENSE
VDDSD2
SD2_FB
SD2_FBL
Figure 3. SM-Power Circuit Diagram of GD310
VBAT
BAT_ID
RPWRON_EN
C226 C240 C220 C221
3p 27P 47P
2.2U
Figure 4. SM-Power circuit diagram with charging part
R223
ON_OFF2
27K
R214
2V62_VIO
VBAT
VBAT
VBAT
C252
1u
C219
100n
VMME
VDDMME
VDDRF2
VDDRF13_AFC
VDDSIMVIB
VRTC
VDDUMTS
VUMTS
VDDSD1
SD1_FB
SD1_FBL
VBUS_USB
U300
1
IN
2
ISET
3
VSS1
4
LDO
5
IFULL
BQ25040
C323 C308 R319
R318
1U 1U 2K
1.2k
ECZH0003503
(25V,K,X5R, 1608)
- 33 -
3. Technical Brief
RPWRON_EN
0R
L201
10UH 1V35_CORE 2V8_CAM_A 2V85_VRF
VBAT 2V85_CAM 2V11_RTC 2V9_SIM 2V65_VBT
C11
C10
D10
D11
VRF2
E10
VRF3
E11
F10
VRF1
F11
VVIB
G11
G10
VSIM
H11
VAFC
H10
H9
J11
FB201
K11
J10
L10
C202 C253 C229 C254 C244 C228 C251 C257
10U 2.2U 1U 1U 1U
2.2U 2.2U 2.2U
2V62_VIO VBAT 2V62_VIO 2V62_VIO
R314
R310 R317
100K
100K DNI
11
PGND
10
BAT
9
_PG
8
CHG
7
VSS2
6
EN_SET
C325
1U
ECZH0001215
(10V,K,X5R, 1005)
LGE Internal Use Only
1V5_VRF 2V9_VMME
1V8_SD
C201 C242 C223
2.2U 2.2U 2.2U
_PPR
_EOC
_CHG_EN