Videocon DDB DLX, Service Manual

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5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
(Out)
(O
u
t)
Solder Exposed Pad 29 to the Ground
Track1 is 900mil (RFinput to CT8)
75 ohm Line
90 ohm Line
Trace1
Close to Tuner
Close to Demodulator
For layout smooth, one pair of signals(I+/-& Q+/-) swap.
Q+/- signal also need to swap.
(Ver O.2)
(Ver 0.2)
VER 0.2
Murata LQG15HS4N3S02
Added RT7 4.7K
TUNER
屏屏屏
R
F
LN
A
RFI
ADDR1
AV2012_SDA
XTAL2
XTAL1
PLL_SDA
PLL_SCL
PD
ADDR0
RXIP
RXIN
RXQN
RXQP
R
E
G2
O
U
T
BBIP
BBIN
BBQN
BBQP
REG2OUT
RFIN-
REG2OUT
AV2012_SCL
REG1OUT
R
E
GC
A
P
R
E
G2
O
U
T
C
P
LNA_B
RFAGC AV2012_RFAGC
PLL_SCL
PLL_SDA
TS_DMD_D2
TS_DMD_D3
TS_DMD_D4
TS_DMD_D5
TS_DMD_VLD
TS_DMD_SYNC
MSB1310_TSERR
MSB1310_TSCLK
Xin_1
MSB1310_RFAGC
MSB1310_TSD0
MSB1310_TSD1
MSB1310_TSSYNC
MSB1310_TSVALID
MSB1310_TSD2
MSB1310_TSD3
BBIN
BBIP
BBQP
BBQN
RFAGC
D
iS
E
Q
C
_
IN
MSB1310_Xout
TS_DMD_D0
MSB1310_Xin
MSB1310_TSD4
MSB1310_TSD5
MSB1310_TSD6
MSB1310_TSD7
Xin_2
Tuner_SCL
Tuner_SDA
TS_DMD_CLK
TUNER_RST
TS_DMD_D1
Tuner_SDA
Tuner_SCL
LNB_VOLTAGE
D
iS
E
Q
C
_
O
U
T
RFIN RF
DiSEQC_OUT
TS_DMD_D7
TS_DMD_D6
RF
TS_DMD_CLK 10
TS_DMD_VLD 10
TS_DMD_SYNC 10
Tuner_SDA 1,11
Tuner_SCL 1,11
TUNER_RST 1
TS_DMD_D[0..7] 10
LNB_VOLTAGE
TUNER_3V3_PLL
TUNER_3V3_PLL
3.3VD_MA
3.3VD_MA
3.3VD_MA
3.3VD_MA
+1.2V_FE
3.3VD_MA
TUNER_3V3_MA
3.3VD_MA
+1.2V_FE
TUNER_3V3_MA
3.3VD_MA
TUNER_3V3_MA +5V_Normal
+3.3V_Normal_K1
+3.3V_Normal_K1
+12V_Normal
LNB_VOLTAGE
TUNER_3V3_PLL
Title :
Size :
Document Number :
Rev :
Date:
Sheet of
Bharat Business Channel Limited.
04_Tuner_PLL
0.4
C
1 13
Wednesday, July 01, 2015
HD-PLANET Title :
Size :
Document Number :
Rev :
Date:
Sheet of
Bharat Business Channel Limited.
04_Tuner_PLL
0.4
C
1 13
Wednesday, July 01, 2015
HD-PLANET Title :
Size :
Document Number :
Rev :
Date:
Sheet of
Bharat Business Channel Limited.
04_Tuner_PLL
0.4
C
1 13
Wednesday, July 01, 2015
HD-PLANET
CT44 0.1uF_16V_0402_±10%_X5R
CT35
0.1uF_16V_0402_±10%_X5R
UT4
DC-DC_A8293ES_QFN20
ADD
10
F
L
O
A
T
4
F
L
O
A
T
1
5
B
O
O
S
T
1
EXTM
5
G
N
D
7
G
N
D
1
4
G
N
D
L
X
1
9
LNB
20
L
X
1
8
N
C
6
N
C
1
3
E
-P
A
D
2
1
SCL
12
SDA
9
TCAP
3
V
C
P
2
V
IN
1
7
VREG
8
IRQ
11
N
C
1
6
C
T
6
4
1uF_16V_0603_±10%_X7R
LT2
120R_100MHz_2500mA_±25%_0603
C
T
6
5
0.1uF_50V_0603_±10%_X7R
CT43
10pF_50V_0402_±5%_NPO
RT8 2.7K_0402_5%_1/16W
RT12
33R_0402_5%_1/16W
DT1
AZ5325-01F_0.5pF_0402
CT6
39pF_50V_0402_±5%_NPO
CT15
0.1uF_16V_0402_±10%_X5R
CT74
0.1uF_16V_0402_±10%_X5R
RT10
2.2K_0402_5%_1/16W
CT68
10pF_50V_0402_±5%_NPO
RT9
2.7K_0402_5%_1/16W
R
T
1
6
4.7K_0402_5%_1/16W
CT21
0.1uF_16V_0402_±10%_X5R
DT2
SCHOTKY_B5819W_1A_40V_SOD-123
RT5
0R_0402_5%_1/16W
CT29
27pF_50V_0402_±5%_NPO
CT32
0.1uF_16V_0402_±10%_X5R
RT4
0R_0402_5%_1/16W
CT30
22pF_50V_0402_±5%_NPO
CT13
10pF_50V_0402_±5%_NPO
RT1
100R_0402_5%_1/16W
R
T
1
7
4.7K_0402_5%_1/16W
CT34
0.1uF_16V_0402_±10%_X5R
RT13
33R_0402_5%_1/16W
R
T
1
5
4.7K_0402_5%_1/16W
CT59
33pF_50V_0402_±5%_NPO
CT31
0.01uF_50V_0402_±10%_X7R
CT39
NC
UT3
IC_S2_Demod_MSB1310_LQFP48_7x7MM
AVDD_SAR
1
SAR_RSSI
2
VSS(AVSS_SAR)
3
VSS(AVSS_APLL)
4
AVDD_APLL
5
I2CM_SCL
6
I2CM_SDA
7
VDD
8
VSS(VSS33)
9
VDD33
10
TS_ERR
11
VDD
12
R
E
S
E
T
Z
1
7
V
S
S
1
8
D
IS
E
Q
C
_
IN
1
9
D
IS
E
Q
C
_
O
U
T
2
0
G
P
IO
1
2
1
IF
_
A
G
C
1
4
V
S
S
(V
S
S
3
3
)
1
5
V
D
D
3
3
1
6
G
P
IO
0
1
3
T
S
_
C
L
K
2
2
T
S
_
D
[7
]
2
3
T
S
_
D
[6
]
2
4
TS_D[5]
25
TS_D[4]
26
TS_D[3]
27
TS_D[2]
28
TS_D[1]
29
TS_D[0]
30
TS_VLD
31
TS_SYNC
32
VDD33
33
VSS33(VSS33)
34
VDD
35
I2CS_SDA
36
I2
C
S
_
S
C
L
3
7
V
S
S
(A
V
S
S
_
M
P
L
L
)
3
8
X
T
A
L
_
O
U
T
3
9
X
T
A
L
_
IN
4
0
A
V
D
D
_
M
P
L
L
4
1
V
S
S
(A
V
S
S
_
A
D
C
)
4
5
V
S
S
(A
V
S
S
_
R
E
F
)
4
2
Q
P
4
3
Q
M
4
4
IP
4
6
IM
4
7
A
V
D
D
3
3
_
A
D
C
4
8
DT4
SCHOTKY_B5819WS_1A_20V_SOD-323
CT7
0.1uF_16V_0402_±10%_X5R
RT25
10K_0402_5%_1/16W
CT12
39pF_50V_0402_±5%_NPO
RT19
NC_10K
CT20
0.1uF_16V_0402_±10%_X5R
CT47
10pF_50V_0402_±5%_NPO
DT5
LIGHTNING_LNBTVS3-220U_SMB
CT2
1uF_10V_0402_±20%_X5R
CT58
0.1uF_16V_0402_±10%_X5R
CT50
39pF_50V_0402_±5%_NPO
R
T
1
4
4.7K_0402_5%_1/16W
CT67
10pF_50V_0402_±5%_NPO
RT22
1K_0402_5%_1/16W
CT46
10pF_50V_0402_±5%_NPO
7
5
3
1
8
6
4
2 RPT19
33R_0402x4T_5%_1/16W
CT73
NC
+ CT49
100uF_16V_DIP_5x11
RF
PT1
JACK_TUNER-C1_F
头
+
硅硅晶头硅硅
+
盖端
_
联联联
1
2
3 4
5
CT53
0.1uF_16V_0402_±10%_X5R
CT76
10uF_10V_0805_±10%_X5R
LT1
NC
7
5
3
1
8
6
4
2 RPT18
33R_0402x4T_5%_1/16W
CT57
10uF_1080%_20%_Y5V
CT4
1000pF_50V_0402_±10%_X7R
RT26
NC
YT2
24MHz_HC-49S-DIP_CL_20PF_CO_7PF_±20PPM
1 2
RT24
33R_0402_5%_1/16W
CT51
39pF_50V_0402_±5%_NPO
LT4
IND_NR6045-330M_33UH_1.5A_DCR<200mohm_±20%_6*_SMD
+
C
T
6
3
100uF_25V_DIP_6x11
C
T
7
0
0.1uF_50V_0603_±10%_X7R
CT66
0.22uF_16V_0603_±10%_X7R
CT42 0.1uF_16V_0402_±10%_X5R
R
T
1
8
4.7K_0402_5%_1/16W
CT56
0.1uF_16V_0402_±10%_X5R
RT6
100R_0402_5%_1/16W
CT60
33pF_50V_0402_±5%_NPO
CT72
0.022uF_16V_0402_±10%_X7R
DT3
SS34_ SMA
CT17
0.1uF_16V_0402_±10%_X5R
CT27
IND_4.3nH_±2nH_800mA_0402
CT11
8.2pF_50V_0402_±0.25%_NPO
CT45 0.1uF_16V_0402_±10%_X5R
CT36
NC_100nF
UT2
LDO_AZ1117EH-3.3TRG1_SOT-223
ADJ/GND
1
VOUT
2
VIN
3
TAB(V)
4
LT3
120R_100MHz_2500mA_±25%_0603
CT24
27pF_50V_0402_±5%_NPO
CT22
0.1uF_16V_0402_±10%_X5R
C
T
6
9
0.1uF_50V_0603_±10%_X7R
C
T
7
1
0.01uF_50V_0402_±10%_X7R
CT1
0.1uF_16V_0402_±10%_X5R
CT25
39pF_50V_0402_±5%_NPO
CT26
0R_0402_5%_1/16W
CT48 0.1uF_16V_0402_±10%_X5R
+
C
T
6
2
100uF_25V_DIP_6x11
YT1 27MHz_HC-49S-DIP_CL_20PF_CO_7PF_±20PPM
1
2
CT18 NC
CT52
10uF_6.3V_0603_±20%_X5R
CT54
1000pF_50V_0402_±10%_X7R
CT41
10pF_50V_0402_±5%_NPO
CT9
1000pF_50V_0402_±10%_X7R
CT61
0.1uF_16V_0402_±10%_X5R
CT23
0.1uF_16V_0402_±10%_X5R
RT20
33R_0402_5%_1/16W
RT23
10K_0402_5%_1/16W
CT8
NC_2.2nF
UT1
IC_S2_SIL_TUNER_AV2012_QFN28
VCCRF1
2
RFIN+
3
RFIN-
4
VCCRF2
5
RFAGC
6
RFLP
7
R
X
Q
P
8
R
X
Q
N
9
R
X
IN
1
1
R
X
IP
1
2
P
D
1
3
V
C
C
Z
IF
1
0
A
D
D
R
0
1
4
SCL
15
SDA
16
XTAL2
18
ADDR1
17
XTAL1
19
VCCXO
20
VDDD
21 R
E
G
1
O
U
T
2
2
V
C
C
R
E
G
1
2
3
C
P
2
4
V
C
C
C
P
2
5
R
E
G
C
A
P
2
2
6
R
E
G
C
A
P
1
2
7
V
C
C
R
E
G
2
2
8
E
P
A
D
2
9
REG2OUT
1
RT21
33R_0402_5%_1/16W
CT19
0.1uF_16V_0402_±10%_X5R
RT11
2.2K_0402_5%_1/16W
CT14
39pF_50V_0402_±5%_NPO
RT7
1M_0402_5%_1/16W
CT10
39pF_50V_0402_±5%_NPO
CT40
0.01uF_50V_0402_±10%_X7R
RT3
NC
RT2
100R_0402_5%_1/16W
CT16
0.1uF_16V_0402_±10%_X5R
CT5 0.1uF_16V_0402_±10%_X5R
CT38
10pF_50V_0402_±5%_NPO
CT3 18pF_50V_0402_±5%_NPO
CT33
0.1uF_16V_0402_±10%_X5R
CT37
10pF_50V_0402_±5%_NPO