Kalley K-LED24HDT2, Service Manual

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TUNER AGC,Close TUNER
VCC3V3
VCC3V3
R159 NC/0R R160 NC/0R
R148 R149
D
1V2
TU_AGC
Q13
TAGC TU_AGC
Q14
IF_AGC_DM
4.7K 4.7K
D
S
Y
S
S
D
A
3 3906 2 TAGC 3 3906 2
C126 C127
TS
S
Y
N
C
TS
V
LD
T
S0
TUNER_VCC TU1_SDA R153 75R TUNER_SDA
1
1
TU1_SCL TUNER_SCL 33pF 33pF R154 75R
Y2 TUNER_VCC
1 2 R162 R163
C131 C132 R152 NC/0R SYS_SCL
24MHz22PF
10K 100K
SYS_SCL
U13 NC/100pF NC/100pF
NC/0R SYS_SDA
R150 1M
4 8 4 7 4 6 4 5 4 4 4 3 4 2 4 1 4 0 3 9 3 8 3 7
MSB101AD R165 R166 R156 SYS_SDA
1K 100K
VCC3V3
I 2 C S S D A V D D 3 G N D 8 V D D 3 3 3 T S S Y N C T S V L D T S D [ 0 ]
T
S D
[1
]T S
D
[2 ]T
SD
[3
]T S
D
[4 ]T
SD
[5
]
3
R151 Q15 1 R168 100K
VCC3V3 0R
SYS_SCL 1 36
3904
3
TS_D[6]
2
R155 2 I2CS_SCL 35 Q16 1 R170 100K IF-AGC-SEL
IF-AGC-SEL
XTAL_OUT
GND1 TS_D[7]
TSCLK NC/10K 3 34 3904
XTAL_OUT TS_CLK
XTAL_IN 4 33 MSPI_CSZ R157
2
DVB-T2 R155 NOT USE
XTAL_IN MSPI_CSZ/SSPI_CLK
VCC3V3
5 32 MSPI_DO 10K
AVDD_MPLL MSPI_DO/SSPI_DI
DVB-T2 R158 USE
MSPI_WP 6 31 MSPI_DI
RFAGC MSPI_DI/SSPI_DO
SERIAL FLASH
IF_AGC 7 30
IFAGC GND7
RESETN C133 100nF 8 29 RESETN
R158
QP RESETZ
VCC3V3
C134 100nF 9
QM MSPI_CLK/SSPI_CSZ
28 MSPI_CLK
10K 10 27
VCC3V3
IF+ C135 100nF
GND2 VDD33_2
C136
1
1
1
U11 GD25Q41BTIG
11
A V D D 3 3 A D C G N D 3 S A R R S S I A V D D S A R V D D 1 G N D 4 G P I O [ 0 ]
26
IP GND6
1
1
1
IF- C137 100nF 12 25
1V2
10uF
IM
I2
C M
S
C L
I2
C M
S
D A
G
N D
5
V D
D 3
3
1 T
SE
R R
VDD2
MSPI_CSZ 1 8
CE# VDD
VCC3V3
MSPI_DO 2
SO HOLD#
7
MSPI_WP R141 33R 3 6
WP# SCK
MSPI_CLK
1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 0 2 1 2 2 2 3 2 4
C
4
VSS SI
5 MSPI_DI
C
TS_ERR IS LOW FOR I2C ADDRESS 0XD2
C120
TS_ERR IS HIGH FOR I2C ADDRESS 0XF2 C105 C106 C109 C110 C114 C115 100nF
R161
100nF 100nF 100nF 100nF 100nF 1uF
VCC3V3
C
O
N
F
IG
U
R
ET
U
N
ER
SC
LT
U
N
ER
SD
A
10K
NEAR IC
R164
1V2 +1V2_VDDC
10K
VCC3V3 1V2 VCC3V3 L12 200R-Bead IF_AGC_DM R167 0R IF_AGC
R169 DVB-T R169 USE
C117 C118 C119 C121 C138 DEMOD TUNER IF AGC
IF Interface Filter
NC/10K DVB-T2/ISDB-T R169 NOT USE 100nF 100nF 100nF 10uF 22nF
TU_IF- R142 100R IF- L13 1uH L14 2.2uH C122 100nF
VIFM
C123 R143
56pF C124 510R
TU_IF+ R144 100R IF+
L15
1uH L16 2.2uH
33pF
C125 100nF
VIFP
TP29TP30TP31
B
U10
1
1
1
B
NC/ATV
1
47R R192 TS0
TS_D0
14 1
GND NC
TUNER_VCC L11 500R L23 1R/1206 TUNER-3V3 TS_CLK 47R R145 TSCLK 2 TUNER-3V3
13
3V3 TS_CLK
GND SCL
3 TU1_SCL
4 TU1_SDA TS_VLD 47R R146 TSVLD
SDA
C107 C108 C111 C112 C113
TS_VLD
5
GND
TS_SYNC TSSYNC 6 TP32 100nF 4.7uF 10nF 10uF 10uF 47R R147
NC TS_SYNC
7
NC
TU_IF+ 1 C130 C129 C128 12 8
GND IF_N
9 TU_IF-
IF_P
NEAR IC
11 10 TU1_AGC R140 100R TU_AGC 22pF 22pF 22pF
GND IF_AGC
1
1 1 1
C116
TP33TP34TP35
100nF
U12
XF-1SN
13
GND GND
1
1
2
NC
12 3
GND GND
TUNER_VCC
4
Vcc
5 TU1_SCL
SCL
6 TU1_SDA
SDA
7 TU1_AGC
IF_AGC
11 8 TU_IF+
GND IF_P
9 TU_IF-
10
IF_N
GND
1
A A
Size Document Number Rev
Custom
SHSF3201A10-101S TUNER INPUT
1
Date: Wednesday, July 30, 2014 Sheet 6 of 9
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