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7. CIRCUIT DIAGRAM
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
GND
IN
OUT
12
3
9
SRAM like
1%
10
11
H
5
SPI or SD (1 and 4 bits)
5
C
E
7
2
0
1
0
1
+1.8V_DVB_RF
G
Host Interface Type
6
0.9857V
3
+1.0V_DVB_CORE
1
11
EUSY0349001
D
4
4
6
8
INT_SELECT0
0
I2C Control
1
12
C
B
9
A
B
D
7
8
10
A
DC MOTOR DRIVER ( AUDIO AMP )
INT_SELECT1
E
1
F
F
0
2
1
0.1u
C716
0.1u
C715
+VPWR
1K
R709
R718
22K
1M
R719
22nH
L703
L702 4.7uH
33nH
33nH
L714
NA
L713
1.5p
L708
4.7u
L707
C705
5.1K
R713
SW
2
1
VIN
R708
0
U700
MIC23031-AYMT
4
EN
FB
5
7
G_SLUG
PGND
6
SNS
3
R720
470
R1131D181D
GND
5
NC1
2
4
NC2
VDD
1
3
VOUT
6
_CE_OR_CE
VDD_18_CORE
N9
VDD_BANK_0
VDD_BANK_1
A12
VDD_CORE_DEMOD
N11
VDD_CORE_HOST
A11
N10
VDD_CORE_MAC
VSS1
F11
F7
VSS2
VSS3
F8
VSS4
G7
VSS5
G8
H7
VSS6
VSS7
H8
VSS8
L7
VSS9
M12
U703
RFU4
A9
RFU5
A10
RFU6
RFU7
A13
RFU8
B13
C8
RFU9
SW1
M2
M1
SW2
N3
SW3
L3
SW4
SWANT
N2
A2
VBG
N8
VDDBB
VDDLO
C1
VDDMIX
N7
N6
VDDRF1
A5
L1
LNA2_P
K1
LNA3_N
N5
LNA3_P
N4
B1
PLL_VCC
RESERVED1
A3
C7
RESERVED2
RESERVED3
C10
L10
RESETN
RFU
C11
A1
RFU1
C9
RFU10
N1
RFU11
RFU12
N13
A4
RFU2
RFU3
A7
A8
D11
HOST_BUS14
C13
HOST_BUS2
K13
K11
HOST_BUS3
J13
HOST_BUS4
J11
HOST_BUS5
H13
HOST_BUS6
HOST_BUS8
G13
HOST_BUS9
G11
HOST_VUS7
H11
INT_SELECT0
L9
L8
INT_SELECT1
LF_N
G1
F1
LF_P
J1
LNA1_N
H1
LNA1_P
LNA2_N
GNDRF3
GNDRF4
F6
G3
GNDRF5
G6
GNDRF6
H3
GNDRF7
GNDRF8
H6
GNDRF9
J3
GPIO1
B12
F13
GPIO2
GPIO3
N12
M13
GPIO4
L13
HOST_BUS0
HOST_BUS1
L11
HOST_BUS10
E13
E11
HOST_BUS11
D13
HOST_BUS12
HOST_BUS13
BIASRES
B2
CLK_CFG
A6
CRYSTAL_N
E1
D1
CRYSTAL_P
DGND1
C3
C4
DGND2
DGND3
C5
C6
DGND4
GNDRF1
D3
GNDRF10
K3
L4
GNDRF11
GNDRF12
L5
L6
GNDRF13
E3
GNDRF2
F3
10nH
U705
DIB9080H
33nH
L705
L701
1
2
L700
4.7uH
CN700
15nH
L712
15nH
0.7p
+1.0V_DIB_CORE
L711
C709
2.2u
C703
22nH
L710
L706
22nH
FA-238_30MHz
30MHz
1
2
3
4
0.1u
X700
BYPASS
C1
GND
B2
C2
IN+
IN-
C3
A3
VDD
VO+
B3
VO-
A1
B1
_SHUTDOWN
C711
CN701
1
TPA6205A1ZQVR
U701
+1.8V_DVB_PLL
1u
C701
+VPWR
C700
0.01u
+VPWR
180p
C726
+1.8V_DVB_RF
+1.8V_DVB_PLL
0.1u
C714
0.8p
C713
R721
0
1
4
2 3
P1
1
2 P2
15nH
C712
C707
TCM12B51-900-2P
U704
1u
10nH
L704
B
C
E
51K
+1.0V_DIB_MAC
+1.0V_DIB_MAC
+1.0V_DIB_CORE
R704
2.2u
C708
MIC23031-AYMT
EN
4
FB
5
G_SLUG
7
PGND
6
3
SNS
2
SW
1
VIN
20p
C728
U702
R702
120K
R701
C721
390K
TP700
0.1u
TCC_2.6V_MISC
C720
0.1u
C719
0.1u
22p
C727
C710
2.2p
2.2u
C730
56K
R716
10K
R717
C718
0.1u
R712
0.1u
C717
DNI
C706
0.01u
4.7u
C702
1K
120K
R711
C725
R710
1u
10p
C724
1000p
C723
RF
0
R715
MS-156NB
SW700
ANT
G1
G2
R706
TCC_2.6V_MISC
VREG_VIB_3.0V
200K
R705
51K
R700
200K
C729
20p
SAEEB897MCA0B00
FL700
2
C1
3
C2
GND
5
1
IN
OUT
4
3K
R714
+1.8V_DVB_RF
121K
R707
C722
0.1u
R703
4.7K
MOTOR_EN
DIB_LDO_EN
DIB_PWR_EN
DIB_DCDC_EN
PWM_MAG
DIB_DATA[7]
DIB_RDY
DIB_DATA[2]
DIB_RESET_N
DIB_CS_N
DIB_OE_N
DIB_IRQ
DIB_ADDR[2]
DIB_ADDR[1]
DIB_WE_N
DIB_DATA[1]
DIB_DATA[0]
DIB_DATA[3]
DIB_DATA[4]
DIB_DATA[5]
DIB_DATA[6]
Содержание KB770
Страница 1: ...Service Manual Model KB770 Internal Use Only Service Manual KB770 Date November 2008 Issue 1 0 ...
Страница 155: ... 156 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 165: ... 166 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 179: ... 180 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ...