LG L705ix Service Manual page 135

7. CIRCUIT DIAGRAM
PMIC_VPWR_BYPASS
VDD_MSM : 0.1uF
VDD_MSMC : 4.7uF
VDD_ANA : 0.1uF
VDD_MSME : 4.7uF
VDD_RUIM : 0.1uF
VDD_PA : 4.7uF
VDD_RF : 0.1uF
VDD_WLAN : 0.1uF
VDD_MAIN : 0.1uF
VDD_SPKR : 0.1uF
1005 1005 1005 1005 1005 1005 1005 1608 1608 1608 1608
C304 C305 C306 C307 C308 C309 C310 C311 C312 C313 C314
0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 2.2u 2.2u 4.7u 4.7u
+5V_PWR
ICHARGE
CHG_CNT_N
C321 ICHARGEOUT
0.1u VBATT
BATT_FET_N
RESET_IN_N
USB_OE_N
USB_VBUS
USB_DAT
USB_D+
USB_SE0
USB_D-
2.2K R309
4.7u C325
MSM GPIO --> PMIC
MAIN_LED_DRV_N
KEY_ON_SW_N
VREG_RF_SMPS
Switcher Circuit for RF
USB_VBUS USB_VBUS_IN
PS_HOLD
EQBA0000602
KRX102E
Q301
LGE Internal Use Only
1608 2012 AUTO_BOOT_N
C315 C303
33u
4.7u
0.1u C318
1 63
ADC_BYP REF_BYP
2 62
VCHG REF_GND
3 61 121K R302
ISNS_P REF_ISET
4 60
CHG_CTL_N VCOIN
5 59 TP300
ISNS_M MSM_INT_N PM_INT_N
6 58
VBAT TCXO_IN TCXO_PM
7 57
BAT_FET_N PS_HOLD
8 56
FLSH_DRV_N VREG_MSMA
9 55
PON_RESET_N TCXO_EN TCXO_EN
10 54
VREG_USB U301 VDD_ANA +VPWR
11 53
USB_ID PM6650-3P TCXO_OUT
12 52
VREG_5V EUSY0347301 VDD_MSM +VPWR
13 51
USB_OE_N SBST
14 50
VSW_5V VREG_MSMP
15 49
USB_CTL_N SBCK
16 48
USB_VBUS VBACKUP
17 47
USB_DAT SBDT SSBDT_PM
18 46
USB_D_P XTAL_OUT
19 45
USB_SE0 SLEEP_CLK SLEEP_CLK
20 44
USB_D_M XTAL_IN
21 43
GP1_DRV_N(MPP7) RUIM_RST(MPP6) USIM_P_RST_N
+VPWR
MSM_USIM_RST_N
R310 0
VREG_SD_2.85V
USIM_P_CLK
MSM_USIM_CLK
MSM_USIM_DATA
VREG_USIM_2.85V
USIM_P_DATA
1005 1005
C328 C329
2520
2.2u 2.2u
2520 2016
L303
4.7uH 4.7uH
4.7uH
L304 L305
C332 C333
22u 0.1u
2012 1005
Rev_D
C341
33u
2012
D300
1
USB_D+
2
3
PLR0504F
EDTY0008607
1
+5V_PWR IN
U300
3
G1
ACT_N
RF_OUT
C317
1u
0603
1u C319 R303
DNI
V_BACK_UP
JTAG_PS_HOLD
RB521S-30
EDSY0011901
PS_HOLD
D301
VREG_MSMA_2.6V
0603
47 R305
BUFF_TCXO_MSM
0603
47K R306
R307
VREG_MSMP_2.7V
47K R308
0
0603
C324
CM315_12_5PF
4.7u
EXXY0024301
32.768KHz
X300
C326 C327
Artwork --> Place crystal and load caps close to PM6650 !!
22p 22p
Rev.1.3 for RTC
+5V_PWR
VBATT_TEMP
6 5 4 Q300
QST4
EQBP0009901
0603
1 2 3
R313 VBATT_SENSE
CHG_CNT_N
0
ICHARGE
(1%)
ICHARGEOUT
+VPWR
0603
Q302
33p C342
FDJ129P
EQFP0005101
VBATT
BATT_FET_N
- 136 -
< I/O Connector >
6
USB_D-
5
RA1R011H11
ENRY0005101|conn_ra1r011h11_update
4
GND
USB_D+
1
USB_D-
FB300
2
USB_VBUS_IN
BLM18PG121SN1J 3
NFM21PC105B1A3 4
2
5
OUT
6
4
7
G2
0603
8
R300
9
AUTO_BOOT_N
1K 10
0603 G1_2
1K R301
A
INNER
L300 1.8nH G1_1
56p C316
GND
CN300
Battery Connector
VREG_MSMP_2.7V
CN301
1
VBATT
2 4
L306
3
56nH
ENZY0019801
HSBC-3PT25-19
C339
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