LG KU950 - Page 133

4. TROUBLE SHOOTING
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4.19.2. Checking DVB-H Demodulator
16081608
EXXY0015502
1608 1%
1608
1608
+2.7V_DIB_RF
C246
0.1u
R218 10K
C245
0.1u1u
C244
C242
1u
0.1u
C232
0.1u
0.1u
C251
C234
+2.7V_DIB_A
R219
10K
+2.7V_DIB_RF
FB202
75
C233
0.1u
12
34
30MHz
X200
FA-238_30MHz
1u
C240
C224
20p
+1.2V_DIB_A
R204 1M
C235 0.1u
0.1u
C243
C223
20p
C241
0.1u
C250
4.7u
0.1u
C225
XENA
H2
XIN
A4
B4
XOUT
VDD_CORE_ VDD_CORE_ VDD CORE
VIN0
B5
B6
VIN1
VIN2
B7
B12
VINNI
B8
VINNQ
VINPI
B11
VINPQ
B9
VREFN
A12
A11
VREFP
VBG
A14
A13
VCM
A3
VDDXI
VDDXO
A2
F1
VDD_BANK0
SRAM_BUS0
P8
SRAM_BUS1
R9
P9
SRAM BUS2
L1
IO_CLK
PLL_GND
C6
PLL_VCC
A6
SCL_MASTER
E2
SDA_MASTER
F2
E1
AGC1
E3
AGC2
C11
AGND1
C9
AGNDIQ
AGNDREF
C12
C7
AGND_LS
AVDD1
B13
A9
AVDD3V3
AVDDIQ
A8
A7
AVDD_LS
L3
CLK_SEL
WBD_OUT
IPO
QPO
INO
QNO
DIB_I2C_SDA
DIB_I2C_SCL
RF_AGC
BB_AGC
TP5
TP6
U200
U201
TP5
TP6