LG CU920 - Page 175

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1608
1608
1608
1%
1005
1608
Draw the Artwork_line thickly !!!!!
PMIC VPWR BYPASS
--->> USB_VBUS , FLASH_DRV_N , KPD_DRV_N , KEY_ON_SW_N , MOT_PWR-
Check if it is LOW enable.
Power Line --> Route carefully!!!!!
Differential lines, route as equal length as possible !! --> ICHARGE , ICHARGEOUT
1608
1608
32.768KHz
X700
12
C718 2.2u
47KR707
4.7u
C714
1u
C712
C725
R70651K
27p
D700 RB521S-30
0.1uC719
BASE1
8
BASE2
7
3
COLLECTOR
DRAIN
5
1
EMITTER1
EMITTER2
2
6
GATE
9
P_COLLECTORP_DRAIN
10
SOURCE
4
NUS3116MTR2GU700
C732
4.7u
C711
C724
27p
4.7u
2.2u
C726
C7100.1u
4.7u
0.1
R700
smd_1608h_9_r
C722
C7080.1u
33u
C700
C720
smd_1608h_9_r
C734
4.7u
0.1u
100K R708
10KR703
C727
2.2u
0.1u C706
BAT700
4.7uH
smd_2520h1_6_r
R701 121K
C707
L701
2.2u
0.1u
C716
smd_2520h1_6_r
4.7uH L702
2.2u
C723
C7090.1u
1uC721
C715
0.1u
C735
1u
C733
4.7u
10u
C730
C728
0.1u
C701 1u
C7134.7u
C7170.1u
TP700
0.1u C704
4.7uH
smd_2520h1_6_r
C7050.1u
L700
C703
1u
22u
56 R704
C729
1000p
1000p
C736
C731
51K R705
FLSH_DRV_N
8
REF_OUT(MPP8)
80
VREG_SYNT
81 82
AMUX_OUT
VDD_MAIN
83
VREG_TCXO
84
GND_SLUG
85
PON_RESET_N
9
AMUX_IN2(MPP2)
72
VREG_RFTX
73
SPKR_BYP
74
SPKR_OUT_P
75
SPKR_IN_P
76
VDD_SPKR
77
SPKR_IN_M
78
SPKR_OUT_M
79
VDD_WLAN
65
CBL1PWR_N(MPP4)
66
VREG_RFRX2
67
CBL0PWR_N(MPP3)
68
VREG_RFRX1
69
BAT_FET_N
7
AMUX_IN1(MPP1)
70
VDD_RF
71
TCXO_IN
58
MSM_INT_N
59
VBAT
6
VCOIN
60
REF_ISET
61
REF_GND
62
REF_BYP
63
VREG_WLAN
64
VREG_MSMP
50
SBST
51
VDD_MSM
52
TCXO_OUT
53
VDD_ANA
54
TCXO_EN
55
VREG_MSMA
56
PS_HOLD
57
VREG_RUIM
RUIM_RST(MPP6)
43
XTAL_IN
44
SLEEP_CLK
45
XTAL_OUT
46
SBDT
47
VBACKUP
48
SBCK
49
ISNS_M
5
VDD_MSME VREG_MSME
36
VSW_MSME
37
RUIM_CLK(MPP10)
38
VREG_MMC
39
CHG_CTL_N
4
RUIM_M_RST(MPP5)
40
VDD_RUIM
41 42
VREG_PA VDD_PA
29
ISNS_P
3
RUIM_M_IO(MPP11)
30
VSW_MSMC
31
VREG_MSMC
32
VDD_MSMC
33
RUIM_M_CLK(MPP9)
34 35
21
GP1_DRV_N(MPP7)
LCD_DRV_N
22
KPD_DRV_N
23
KPDPWR_N
24
VIB_DRV_N
25
RUIM_IO(MPP12)
26
VSW_PA
27 28
VSW_5V
14
USB_CTL_N
15
USB_VBUS
16
USB_DAT
17
USB_D_P
18
USB_SE0
19
VCHG
2
USB_D_M
20
ADC_BYP
1
VREG_USB
10
USB_ID
11
VREG_5V
12
USB_OE_N
13
1u
U701
PM6650-3P
200K
R702
C702
VREG_MFLO_2.6V
VREG_CAM_ACT
VBACK_UP
USB_CTL_N
ICHARGE
+5V_PWR
USB_VBUS
+VPWR
ICHARGEOUT
VBATT
BATT_FET_N
USB_CTL_N
CHG_CNT_N
+VPWR
PM_ON_SW_N
LED_CON
VREG_BT_2.85V
VBATT
+VPWR
TCXO_EN
VREG_MSMA_2.6V
PM_INT_N
+VPWR +VPWR +VPWR
GSM_PA_PWR_CTL_REF VREG_SYNTH_2.6V
AMUX_OUT
+VPWR
VBATT
VREG_RF_SMPS
VREG_TCXO_2.85V
VREG_MSMP_2.8V
VBACK_UP
MOTOR_POWER-
USIM_P_DATA
+VPWR
USIM_DATA
VREG_MSMC_1.25V
USIM_CLK
VREG_MSME_1.8V
USIM_P_CLK
VREG_TFLASH_3.0V
VREG_USIM_2.85V
USIM_RST_N
USIM_P_RST_N
TCXO_MSM
+VPWR
+VPWR
SLEEP_CLK
SSBDT_PM
VREG_MSMP_2.8V
JTAG_PS_HOLD
PS_HOLD
TCXO_PM
+5V_PWR
ICHARGE
CHG_CNT_N
ICHARGEOUT
BATT_FET_N
MSM_RESIN_N
USB_OE_N
USB_VBUS
USB_DAT
USB_D+
USB_SE0
USB_D-
7. CIRCUIT DIAGRAM
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes