Videocon DDB DLX, Руководство по обслуживанию

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5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
Close Tuner
AGC RC Filter &I2C DIF IN&OUT
Tuner Power
kick back filter:220nH/47pF
需改
ATV
水为为！
Each of these Vcc pins of TDA18273 is decoupled by a
single capacitor (pin 1, 16, 27, 35)
SI TUNER
TUNER
屏屏屏
220nH 140ma%5
6.8nF 140ma%5
82pf_50v_5%
82pf_50v_5%
0R
Text Tip Value For India
Deafault China
330nH 120ma%5
IF-IN+
SCL-T
SDA-T
IF_AGC_TUNER
IF-IN-
VIFP
VIFM
IF-IN+
IF-IN-
S
D
A
-T
S
C
L
-T
IF_AGC_T
+5V_Normal
V_TU
V_TU
V_TU
V_TU
V_TU
+3.3V_Normal_K1
IF_AGC_T 3
T_SDA 3
T_SCL 3
DIF2
DIF1
Title
Size Document Number Rev
Date: Sheet of
TUNER
1.0
MSD6A628VXM/VXEM
Custom
9 15 Tuesday, June 30, 2015
Title
Size Document Number Rev
Date: Sheet of
TUNER
1.0
MSD6A628VXM/VXEM
Custom
9 15 Tuesday, June 30, 2015
Title
Size Document Number Rev
Date: Sheet of
TUNER
1.0
MSD6A628VXM/VXEM
Custom
9 15 Tuesday, June 30, 2015
R902
100R_0402_±5%_1/16W
R901
100R_0402_±5%_1/16W C903
10uF_10V_0805_±20%_X5R
A
D
J
O
U
T
IN
U901
LDO_AZ1117EH-3.3TRG1_SOT-223
3 2 1
4
C50
6800pF_50V_0402_±10%_X7R
U7
TDA18275_QFN32
RFG
1
RFIN
2
RFG
3
TESTO1
4
XTSEL
5
TESTO2
6
GNDDIG
7
AS
8
S
C
L
9
S
D
A
1
0
T
E
S
T
I1
1
1
X
T
A
L
P
1
2
X
T
A
L
N
1
3
T
E
S
T
I2
1
4
V
T
1
5
C
P
1
6
XTOUT
17
GNDPL
18
VCCPL
19
CAPVCO
20
IFODP
21
IFODN
22
IFOAP
23
IFOAN
24
A
G
C
A
2
5
A
G
C
D
2
6
T
E
S
T
I3
2
7
V
C
C
IF
2
8
G
N
D
IF
2
9
G
P
O
2
3
0
V
C
C
R
F
3
1
G
P
O
1
3
2
3
3
3
3
R904
0.22uH_±10%_50mA_0603
C902
0.1uF_16V_0402_±10%_X5R
C157
82pF_50V_0402_±5%_NPO
C156
0.1uF_16V_0402_±10%_X5R
C906
33pF_50V_0402_±5%_NPO
L22
NNC_120R_100MHz_2500mA_±25%_0603
C160
0.047uF_16V_0402_±10%_X7R
R63
0R_0402_±5%_1/16W
R905
0.22uH_±10%_50mA_0603
D1
BAV99W_SOT323
C51
0.15uF_10V_0402_±10%_X5R
C158
82pF_50V_0402_±5%_NPO
L29
SDWL1608CR33JSTFM01_0.33uH_±5%_Ir=85mA_0603
C43
0.1uF_16V_0402_±10%_X5R
R50
220R_0402_±5%_1/16W C45
6800pF_50V_0402_±10%_X7R
R837
1K_0402_±5%_1/16W
C167
150pF_50V_0402_±10%_X7R
C163
0.047uF_16V_0402_±10%_X7R
C38
39pF_50V_0402_±5%_NPO
C37
39pF_50V_0402_±5%_NPO
L31
SDWL1608CR22JSTFM01_0.22uH_±5%_Ir=120mA_0603
C161
100pF_50V_0402_±5%_NPO
Y2
16MHz_HC-49S-DIP_CL_22PF_CO_7PF_±20PPM
C817
6800pF_50V_0402_±10%_X7R
C159
10pF_50V_0402_±5%_NPO
C901
0.1uF_16V_0402_±10%_X5R
C154
0.1uF_16V_0402_±10%_X5R
C915
47pF_50V_0402_±5%_NPO
C162
0.047uF_16V_0402_±10%_X7R
C916
47pF_50V_0402_±5%_NPO
C905
33pF_50V_0402_±5%_NPO
RF
P1001
JACK_TUNER-C4_IEC
头 + 硅硅晶头硅硅 + 盖端 _ 联联联
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