Haier L32F1120, Руководство по обслуживанию

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5 5
4 4
3 3
2 2
1 1
D
D
C
C
B
B
A
A
ZORAN Confidential
Place parts very close to U111.
ZORAN Confidential
close to tuner pin9
close to tuner
C35
᥼㤤
42pF
IF_N IF_P
IF_AGC
I2C_1_SCL I2C_1_SDA
IF_AGC
VCC5_0_TU
VCC5_0_TU
VCC12V_IN
VCC8V
I2C_1_SCL
3
I2C_1_SDA
3
Title Size
Document Number
Rev
Date:
Sheet
of
Tuner & Demodulator I/F
A1
Z
oran/HD7X5 Ref. Platform Rev 1.0
51
8
Friday, August 12, 2011
Title Size
Document Number
Rev
Date:
Sheet
of
Tuner & Demodulator I/F
A1
Z
oran/HD7X5 Ref. Platform Rev 1.0
51
8
Friday, August 12, 2011
Title Size
Document Number
Rev
Date:
Sheet
of
Tuner & Demodulator I/F
A1
Z
oran/HD7X5 Ref. Platform Rev 1.0
51
8
Friday, August 12, 2011
R64
2K
R64
2K
U21 AMS1084CD-ADJ U21 AMS1084CD-ADJ
VIN
3
VOUT
2
ADJ
1
TAB
4
C94 10uF C94 10uF
R157
330R_1%
R157
330R_1%
U24 DVT-8ADC-T41F0HS U24 DVT-8ADC-T41F0HS
GND
12
GND
13
GND
14
GND
15
NC
2
NC
1
NC
3
SDA
5
NC
6
IF AGC
9
DIF
10
SCL
4
+5V IF
7
DIF
11
AS_IF
8
C35 47pF C35 47pF
C30 47pF C30 47pF
C92 0.1uF C92 0.1uF
R55
100R
R55
100R
C40 560pF C40 560pF
1 2
R154
110R_1%
R154
110R_1%
C28
10nF
C28
10nF
U16 AMS1084CD-ADJ U16 AMS1084CD-ADJ
VIN
3
VOUT
2
ADJ
1
TAB
4
C37 0.1uF C37 0.1uF
C34 22pF C34 22pF
C33 22pF C33 22pF
C38 1nF C38 1nF
1 2
C32 1nF C32 1nF
C31 47pF C31 47pF
L3 220nH L3 220nH
Dmodulator I/F
U1D
ZR39745
Dmodulator I/F
U1D
ZR39745
IF_AINN
H1
IF_AINP
H2
IF_AGC
R1
AFE_SIF
J3
MPGO_FAIL
V5
R58
47
R58
47
R59
100R
R59
100R
C26 0.1uF C26 0.1uF
R156
820R_1%
R156
820R_1%
R56
47
R56
47
R153
150R_1%
R153
150R_1%
L5
FB-120“-500mA
L5
FB-120“-500mA
1
2
+
C42 10uF/16v
+
C42 10uF/16v
C93 0.1uF C93 0.1uF
R57 1K_DNS R57 1K_DNS
+
C39
220uF/16V
+
C39
220uF/16V
1 2
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