LG KG70c Service Manual page 81

Single band cdma mobile phone
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Doc. Name
+V_CHAR
+VBATT
SD_POWER_ON
SLEEP/
+2.6V_MSMP
C408
C448
1u
4.7u
1608
R417
R418
R419
DNI
2.7k
2.7k
1005
1005
1005
TP400
R401
10k
PS_HOLD
ON_SW_SEN/
PWR_ON_SW
+2.8V_BT
PM_I2C_SCL
PM_I2C_SDA
+3.0V_SD
+VBATT
+1.8V_CAMERA
+2.6V_RX
C400
C401
C407
C411
C413
2.2u
1u
1u
1u
10n
1608
C403
C414
4.7u
4.7u-6.3V
1608
TCSCM0J475MJAR
AC_OK/
CHAR_MON
RESIN/
BATT_ADC
+2.6V_TX
C412
C404
C415
C409
1u
100n
100n
10n
1608
<MIC FILTER>
C417
C432
MICOUT_N
100n
100n
R422
10k
+/-1%
C433
R421
15n
510k
C434
15n
R423
10k
+/-1%
C418
C435
MICOUT_P
100n
100n
* Mic Path
LGE Proprietary
Duplication of this document and the use or communication of the contents thereof are forbidden without express authority. Offenders are punishable and liable to the payment of damages. All rights are reserved in the event of the grant of a patent or the registration of a utility model.
LG-KG70c MAIN B'D
<PMIC PART>
3
C
E
C419
10n
1
L401
1
2
MIP2520D4R7M
1
30
PWRHOLD
FB
2
29
ONO/
IN1
R403
C427
3
28
PWRON
LX
4
27
200k
220p
OUT8
PGND
U400
+/-1%
5
MAX1829ETL+T
26
CLK
DM
R405
6
25
DATA
VTRM
1.5k
7
24
OUT7
DP
8
23
IN3
VBUS
9
22
OUT6
OUT1
10
21
OUT5
RCV
G_SLUG
41
L406
HB-1M1005-601JT
C420
C421
C422
2.2u
4.7u
2.2u
1608
1608
1608
R406
100k
UIM_POWER_ON/
MICIN_P
R424
180k
+/-1%
MICFB_N
MICFB_P
R425
180k
+/-1%
MICIN_N
Doc. Number
R407
1k
+VBATT
USB_OE/
R408
47k
+2.6V_MSMP
USB_SENSE/
Q400
KRC402E
B
2
USB_POWER
+1.85V_MSMC
+VBATT
R409
USB_D-
24
R410
24
USB_D+
R411
0
USB_POWER
L402
+2.6V_MSMA
HB-1M1005-601JT
USB_DATA
L403
+2.6V_MSMP
HB-1M1005-601JT
USB_VMO
DSP_PWR_EN
USB_VPO
+1.5V_DSP
+2.85V_L
+VBATT
+VBATT
+2.8V_DSP
Q401
SI1305-E3
S
2
D
+2.85V_UIM
3
G
1
SAFY0172803-CD
<TCXO LDO>
U401
BH29FB1WHFV
3
4
+2.9V_TCXO
+VBATT
VIN
VOUT
2
GND
1
5
TCXO_EN
STBY
NC
C405
C410
1u
1u
<DSP DC/DC>
U402
AAT1143IJS-0.6-T1
1
8
EN
PGND3
R402
150k
2
7
OUT
PGND2
+/-1%
6
3
VIN
PGND1
4
5
LX
AGND
2
1
MIP2520D4R7M
R412
C402
C406
100k
4.7u
L404
1u
1608
+/-1%
<MOTOR Part>
R416
MOTOR_PWR
Q402
2.2
1608
SUY98005LT1G
3
1
MOTOR_EN
2
R414
1k
SHEET :
4 of 7
DRAW :
D.K.KIM
DATE
2007-02-05
CHKD
S.H.KIM
APRD
B.C.SEO
REF
MAN
ISSUE :
Rev 1.0
CONTENT :
LGE
LG<41>-A-2011.0

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