Tuner - Skyworth 6M61S Service Manual

5
Silicon TUNER
+3.3V_TU
D
C98
47nF/0402/16V/NC
AGND
AGND
1
9
GND GND
2
CON43RCA1_6 8
RF1 RF2
3 7
GND GND
3 C100
4 120pF/0402/50V/NC
5 1
PE42750DS/NC
6
AGND
U9
7
AGND
2
C101
120pF/0402/50V
16
17
C
DIF IN&OUT
B
C120
100pF/0402/16V
IF-IN-
C121
L9 0R/0603/5% L10 0R/0603/5%
C123 R164
BPF_IN C122
56pF/0402/16V 33pF/0402/16V/NC
510R/0402/5%/NC
IF-IN+ C126
L11 0R/0603/5% L12 0R/0603/5%
C132
100pF/0402/16V
A
5
4
R153
100R/0402/5%/NC
C99
0.1uF/0402/16V/NC
AGND 2158 FOR LOW SINGER WATER WAVE
2157 CAN CANCLE
1.2nF/0402/16V
C174
L28
AGND 270nH/0603/ 5%
47pF/0402/16V L24
C172 C173 100pF/0402/16V
0R/0402/5%
R157
R158
L22 L23
0R/0402/5%
0R/0402/5%
270nH/0402/ 5%
180nH/0603/ 5% L29
270nH/0603/ 5%
C183
180pF/0402/16V
AGND
+3.3V_TU +1.8V_TU
C166 C167 C168
1nF/0402/16V C170 C171
1nF/0402/16V 1nF/0402/16V
1nF/0402/16V
1nF/0402/16V
AGC RC Filter &I2C
+3.3V_Normal
10K/0402/5% R160
10K/0402/5% R161
SDA-T R162 100R/0402/5%
VIFM SCL-T R163 100R/0402/5%
IFN
0.1uF/0402/16V
C124 C125
20pF/0402/16V/NC
20pF/0402/16V/NC
Close MSD IC
VIFP
IFP
0.1uF/0402/16V
IF_AGC R165 100R/0402/5% IFAGC-T
IFAGC-T
C133
0.1uF/0402/16V
Close Tuner
4
3
+3.3V_TU
+3.3V_TU
L27
600R/0402/500mA
24 MHz /ESR< 120 , CL=8pF
C177
12pF/0402/16V/NC
1
12pF/0402/16V/NC
close 20pin C180 C181
C178 C169 C179
68pF/0402/16V
Y2
68pF/0402/16V 1nF/0402/16V
24.000MHz
0.1uF/0402/16V
22 14
RF_REF +1.8V
L26
270nH/0603/ 5%
23 13
C175 180pF/0402/16V
RF_IP ALIF_P
C176 180pF/0402/16V 24 12
RF_IN ALIF_N
L25 270nH/0603/ 5%
25 11
RF_SHIELD DLIF_P
Si2158
26 10
ADDR +3.3V
U10
27 9
RSTB DLIF_N
28 8
AGC1 +1.8V
29
GND_EPAD
R202 R201
0R/0402/5% 0R/0402/5%
C1
TUNER POWER
U11
ASM1117-3.3_1A
TUNER_SDA
+3.3V_TU
TUNER_SCL
+5V_Normal
C130 C131
C127
10uF/0805/16V
3
2
R205
3.3R/0402/1%
Q16
+1.8V_TU
3906/SOT-23
C182
2.2uF/0402/16V
+1.8V_TU
IF-IN+
R203 100R/0402/5%
R204 100R/0402/5% IF-IN-
+3.3V_TU
+1.8V_TU
Title Title Title
Size Size Size Document Number Document Number Document Number
C C C
Date: Date: Date: Thursday, June 20, 2013 Thursday, June 20, 2013 Thursday, June 20, 2013
2
1
D
C
B
A
MSD3393 MSD3393 MSD3393
Rev Rev Rev

Tuner

Tuner Tuner
1.0 1.0 1.0
Sheet Sheet Sheet 8 8 8 of of of 9 9 9
1