Haier HL32B-A, Руководство по обслуживанию

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D D
C C
B B
A A
Tuner / Demodulator
ALPS TUNER 5V :MAX 225MA
B2
Sabercat
B
5 17
Thursday, May 10, 2007
760_B2.DSN
Title
Size Document
Rev
Date:
Sheet
of
Drawn by: O. Marinovsky
TU_SCK_ph/th
LOCK
FAIL
AIN2_P
FAIL
LOCK
TU_SDA
TU_SCK
AIN2_N
TU_SDA_ph/th
IF_AGC
VCC5_0_T2
DIF1
VCC5_0_T1
SIF
DIF2
TU_SDA
TU_SCK
DIF2
TU_SDA_ph/th
DIF1
VCC5_0_T2
TU_CVBS_OUT
IF_AGC
TU_SCK_ph/th
VCC5_0_T1 SIF
VCC5_0_T2
TU_CVBS_OUT
TU_CVBS 7
VCC5_0_T1
VCC5_0_T2
VCC1.8_DEMO
VCC3_3
VCC5_TUNER
VCC5_0_T2 VCC3_3
R75
1K
+
C39
10uF/16V
FB61 150_Ohm_600mA
1 2
R73
1K
+
C54
1000uF/16V
R72 10K
FB62 150_Ohm_600mA
1 2
C37
22pF
C58
0.1uF
C45
4.7uF
R79 220_DNS
R967 4.7K_DNS
C42
0.1uF
L2
220nH
R78
220_DNS
C52
1000pF
D7
LED_DNS
1 2
L3 82nH
1 2
C41
47pF
X1
FQD1236
13 14
15
16
1 2 9 6 5 7 3 10 11 12 4 8
17
18
IF +5
V
AF
/M
PX
GND1
GND2
NC AN
T
+
5
V
AS T
U
IF A
G
C
SD
A
DIF TU +5
V
AS I
F
SI
F
C
VBS
SC
L
DIF
GND3
GND4
C51
0.1uF
R77 4.7K
TP78
Demodulator
U1A
ZR39760
R5
P5
T15
N1
P2
R1
R2
R4
W1
N2
D13
T6
T5
R3
N4
P3
R18
B19
RF_AGC
IF_AGC
DEMOD_LOCK
DEMOD_FAIL
SIF_IN
IFE_AIN_N
IFE_AIN_P
PARAM[0]
PARAM[1]
SIF_TRM
PARAM[2]
I2C_TNR_CLK
I2C_TNR_DAT
IFE_VDD1V8
IFE_GND1
IFE_GND2
MPEG_FAIL
Status_2
R408
0_DNS
C44
0.1uF
D6
LED_DNS
1 2
C56
47pF
C53
1000pF/16V
C57
47pF
FB59
150_Ohm_600mA
1 2
FB60
150_Ohm_600mA
1 2
TP76
R70
680_1%
+
C55
1000uF/16V
C40
27pF
C43
0.01uF
R407
0
FB58 150_Ohm_600mA
1 2
TP7
C38
22pF
C48
1500pF
TP77
C36
0.01uF
TP75
C46
10nF
U38
TUNER-21P-3-GP_DNS
1
18
2
16
15
14
20
8
12
4
11
3
22
23
10
9
21
13
5
6
7
17
19
NC#1
AGC_INT
+5V
AS
SDA
SCL
IF_OUT2
+5V
GND
VIDEO_OUT
NC
SIF
GND
GND
GND
GND
IF_OUT1
GND
NC
AFT
Analog IF AGC
NC
NC
TP114
R74 47
TP80
R76
2K_1%
R71 47K
C50
0.1uF
TP79
C49
560pF
TP113