LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. TROUBLE SHOOTING
- 68 -
VREG_MSMP_2.7V
VREG_USIM_3.0V
56K
R410
C418
0.1u
C424
4.7u
4.7u
C444
VBATT
+VPWR
1000p
+VPWR
C445
VBATT
VREG_MSMA_2.6V
10u
C442
R413
56K
4.7uH
L403
X400
32.768KHz
1
2
1000p
C441
C439
10u
2.2u
C436
4.7u
C426
0
R411
VREG_MSME_1.8V
2.2u
C437
+5V_PWR
15p
C427
ind_2x1_6h1_r
4.7uH
L401
4.7u
C425
VREG_MMC_3.0V
USB_VBUS
0
R405
R415
0
4.7u
C435
D400
RB521S-30
100K
R414
0.1u
C440
VREG_RF_SMPS
C428
15p
1u
C423
10K
R407
GND_SLUG
85
PON_RESET_N
9
SPKR_OUT_M
79
FLSH_DRV_N
8
80
REF_OUT(MPP8)
VREG_SYNT
81
AMUX_OUT
82
VDD_MAIN
83
VREG_TCXO
84
AMUX_IN1(MPP1)
70
VDD_RF
71
AMUX_IN2(MPP2)
72
VREG_RFTX
73
74
SPKR_BYP
75
SPKR_OUT_P
SPKR_IN_P
76
VDD_SPKR
77
SPKR_IN_M
78
REF_BYP
63
VREG_WLAN
64
VDD_WLAN
65
CBL1PWR_N(MPP4)
66
VREG_RFRX2
67
CBL0PWR_N(MPP3)
68
69
VREG_RFRX1
BAT_FET_N
7
VREG_MSMA
56
PS_HOLD
57
TCXO_IN
58
MSM_INT_N
59
VBAT
6
VCOIN
60
61
REF_ISET
REF_GND
62
SBCK
49
ISNS_M
5
VREG_MSMP
50
SBST
51
VDD_MSM
52
TCXO_OUT
53
54
VDD_ANA
TCXO_EN
55
VDD_RUIM
41
VREG_RUIM
42
RUIM_RST(MPP6)
43
XTAL_IN
44
SLEEP_CLK
45
46
XTAL_OUT
SBDT
47
VBACKUP
48
RUIM_M_CLK(MPP9)
34
VDD_MSME
35
VREG_MSME
36
VSW_MSME
37
RUIM_CLK(MPP10)
38
39
VREG_MMC
CHG_CTL_N
4
RUIM_M_RST(MPP5)
40
VSW_PA
27
VREG_PA
28
VDD_PA
29
ISNS_P
3
RUIM_M_IO(MPP11)
30
31
VSW_MSMC
VREG_MSMC
32
VDD_MSMC
33
VCHG
2
USB_D_M
20
GP1_DRV_N(MPP7)
21
LCD_DRV_N
22
KPD_DRV_N
23
24
KPDPWR_N
VIB_DRV_N
25
RUIM_IO(MPP12)
26
12
USB_OE_N
13
VSW_5V
14
USB_CTL_N
15
USB_VBUS
16
USB_DAT
17
USB_D_P
18
19
USB_SE0
ADC_BYP
1
VREG_USB
10
11
USB_ID
VREG_5V
C421
U402
PM6650-3P
1u
47K
R412
0
R408
1u
C419
0.1u
C422
4.7uH
L402
0
R416
C443
1000p
R406
121K
VREG_MSMC_1.2V
10u
C438
R403
470K
47
R409
PMIC_DIAL_LED_EN
PS_HOLD
ICHARGEOUT
TCXO_EN
JTAG_PS_HOLD
TCXO_PM
PM_INT_N
V_BACK_UP
BATT_FET_N
RESET_IN_N
BUFF_TCXO
USB_OE_N
USB_CNT_N
USB_DAT
USB_D+
USB_SE0
USB_D-
KYPD_LED_EN
PM_ON_SW_N
USIM_P_DATA
ICHARGE
USIM_DATA
USIM_CLK
USIM_P_CLK
CHG_CNT_N
USIM_RST_N
USIM_P_RST_N
SLEEP_CLK
SSBDT_PM
PM_ON_SW_N (R414)
VREG_MSMC_1.2V(C445)
VREG_MSME_1.8V(C442)
PS_HOLD(D400)
VREG_MSMA_2.6V(C424)
VREG_MSMP_2.7V(C425)
Содержание KF700
Страница 1: ...Service Manual Model KF700 Service Manual KF700 Date May 2008 Issue 1 1 Internal Use Only ...
Страница 157: ... 158 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 167: ... 168 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 193: ...Note ...
Страница 194: ...Note ...