LG HB620 Service Manual page 159

7. CIRCUIT DIAGRAM
1 2 3
VREG_MMC_3.0V
A
S101
GND
DAT2_RSV
MICROSD_DATA(2)
CD_DAT3_CS
MICROSD_DATA(3)
CMD_DI
MICROSD_CMD
VDD
CLK_SCLK
MICROSD_CLK
VSS
DAT0_DO
MICROSD_DATA(0)
DAT1_RSV
MICROSD_DATA(1)
GND
SCHA1A0102
B
Micro SD
C
D
CN102 SW3 RF-800
C109 18p R117
1
G1
ANT RF
G2
0
VA102
L106 L107 ULCE0505C015FR
15nH NA C131
2.4p
E
F
G
H
1 2 3
LGE Internal Use Only
4 5 6
CN101
G1
1 40
+VPWR DIB_OE_N
2 39
DIB_CS_N
3 38
DIB_WE_N
4 37
DIB_ADDR[1]
VREG_MMC_3.0V
5 36
DIB_ADDR[2]
MICROSD_DATA(0)
6 35
MICROSD_DATA(1)
7 34
MICROSD_DATA(2) DIB_DATA[0]
8 33
MICROSD_DATA(3) DIB_DATA[1]
9 32
MICROSD_CLK DIB_DATA[2]
10 31
MICROSD_CMD DIB_DATA[3]
11 30
DIB_DATA[4]
12 29
TCC_2.6V_MISC DIB_DATA[5]
13 28
DIB_DATA[6]
14 27
DIB_DATA[7]
15 26
16 25
DIB_RDY
17 24
DIB_IRQ
18 23
DIB_RESET_N
19 22
DIB_PWR_EN
20 21
V_BACK_UP
G2
H1
LNA1_P
J1
LNA1_N
L103
U103 K1
FL101
LNA2_P
C199 0.75p 1 4
SAEEB897MBB0B00 22nH
P1 1
5
L114 10nH
GND
1 4 2 P2 2 3 L108
IN OUT
L1
C1 C2
L113 10nH LNA2_N
C198 0.82p TCM12B51-900-2P
2 3 22nH
N4
LNA3_P
L199 L198 N5
LNA3_N
18nH 18nH
N2
SWANT
M2
SW1
+1.8V_DVB_RF M1
SW2
N3
SW3
L3
SW4
L121
N6
VDDRF1
33nH
L110
C1
VDDLO
33nH
N7
VDDMIX
N8
C117 C118 VDDBB
0.1u 0.1u
1%
R123 56K
B2
BIASRES
R124 22K
F1
LF_P
C122 C123
180p 22p
G1
LF_N
INT_SELECT1 INT_SELECT0 Host Interface Type
0 0 SRAM like
0 1 SPI or SD (1 and 4 bits)
1 0
I2C Control
1 1
4 5 6
7 8 9
+1.8V_DVB_PLL
+VPWR
+1.8V_DVB_RF
L101
U105 R1131D181D
33nH 1 6
VDD _CE_OR_CE DIB_PWR_EN
2 5
NC1 GND
3 4
VOUT NC2
C102
C101
1u
1u
1608 1608
+1.8V_DVB_RF
+1.0V_DIB_CORE
+1.0V_DIB_MAC
TCC_2.6V_MISC
N11
VDD_CORE_DEMOD
+1.8V_DVB_PLL
N10
VDD_CORE_MAC
A11
VDD_CORE_HOST
A2
VBG
A5
VDD_18_CORE
B1
PLL_VCC
N9
VDD_BANK_0
A6
CLK_CFG
A3
RESERVED1
C7
RESERVED2
TCC_2.6V_MISC
N12
GPIO3
M13
GPIO4
A12
U104 VDD_BANK_1
R120 10K
C116
DIB9080H L10
RESETN DIB_RESET_N 0.1u
L9
INT_SELECT0
L8
INT_SELECT1
B12
GPIO1
F13
GPIO2
L13
DIB_OE_N
HOST_BUS0
L11
DIB_CS_N
HOST_BUS1
K13
DIB_WE_N
HOST_BUS2
K11
DIB_ADDR[1]
HOST_BUS3
J13
DIB_ADDR[2]
HOST_BUS4
J11
HOST_BUS5 DIB_DATA[0]
H13
HOST_BUS6 DIB_DATA[1]
H11
HOST_VUS7 DIB_DATA[2]
G13
HOST_BUS8 DIB_DATA[3]
G11
HOST_BUS9 DIB_DATA[4]
E13
HOST_BUS10 DIB_DATA[5]
E11
HOST_BUS11 DIB_DATA[6]
D13
HOST_BUS12 DIB_DATA[7]
D11
HOST_BUS13 DIB_RDY
C13
HOST_BUS14 DIB_IRQ
C11
RFU
E1
CRYSTAL_N
R125
D1
CRYSTAL_P
1M
X101
30MHz
4 3
1 2
FA-238_30MHz
7 8 9
- 160 -
10 11 12
+1.0V_DIB_CORE
+1.0V_DIB_MAC
A
+VPWR
U102
AAT1143IJS-0.6-T1
1 8
DIB_PWR_EN EN PGND3
R109
2 7
OUT PGND2
36K ( 1% )
3 6
VIN PGND1
L102 4.7uH
4 5
LX AGND
2016 size
C104 100p
C103 C108 C105 B
4.7u 2.2u 4.7u
( 1% )
+1.0V_DVB_CORE
0.9857V
C
NBL414R-F9J
BAT101
V_BACK_UP
VA101
EVLC14S02050
D
E
SC1
9
1 8 F
2 7
3 6
4 5
G
H
10 11 12
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