Digital Main 6 Schematic Diagram [Type D] - FUNAI LF320EM4 A Service Manual

Digital Main 6 Schematic Diagram [TYPE D]

1 NOTE:
The order of pins shown in this diagram is different from that of actual IC3101.
IC3101 is divided into five and shown as IC3101 (1/5) ~ IC3101 (5/5) in this Digital Main Schematic Diagram Section.
4
IC9301
TDA18275HN
(SILICON TUNER)
C9302 C9304
47P 120P
JK9301
ANT-IN
C9301 L9301 C9303 L9303
VARISTOR 0.27uH 220P OPEN
L9302
0.22uH
3
2
1
DIGITAL MAIN CBA UNIT
AF
C9317 C9322 C9316 C9321
0.1 0.5P 0.1 OPEN
R9304
1K
C9315
6800P
32 31 30 29 28 27 26 25
C9314
0.1
1 GND 24
IF
IF AMP
2 LNA AGC 23
FILTER
C9313
0.1
3 GND NU 22
4 NU NU 21
C9312
LO
0.1
DIVIDER
5 XTALINSEL CAPREGVCO 20
C9320
0.5P
6 NU VCC 19
PLL
C9319 C9311
OPEN 0.5P
7 GND GND 18
SERIAL
8 NU 17
I/F OSC
9 10 11 12 13 14 15 16
R9303
R9301 R9302 240
100 100
C9308 C9307 C9323 C9309 C9310
0.5P 6800P 0.5P 0.1 6800P
C9305 C9306
X9301
15P 18P
16MHz
1 4
2 3
C3904 C3907 C3906 C3905
OPEN OPEN OPEN 10
AG AH
TU1 OPEN
1 2 3 4 5 6 7
C9318
0.22
C3927 C3926
33P 33P
C3150
C3174
R3152 OPEN
0.1
33
C3145 L3108
C3173
R3151 OPEN OPEN
0.1
33
C3144
OPEN
R3206
L3913
47
2.2uH
D3901 D3903 D3902
C3909 C3908
MM5Z5V6B
MM5Z5V6B MM5Z5V6B
33P 33P
R3179
0
R3936
C3910 D3904 C3168
100
0.1 MM5Z5V6B 0.022
AI
10-18
*1
IC3101(5/5)
MSD8220LB1-S1
DIGITAL SIGNAL PROCESS
/MAIN MICRO CONTROLLER
C3143
R3187
0.1
51
50
DEMODULATOR
/MPEG
C3142
R3181
0.1 DECODER
51
49
TO DIGITAL TO DIGITAL
MAIN 3 MAIN 3
IC3101(2/5) IC3101(2/5)
R3207
47
R3937
4.7K
R3938
4.7K
59 TU-SCL
58 TU-SDA
48 IF-AGC
R3180
10K
L3104
22uH
C3149
1
CONTINUE
DIGITAL 5
P-ON+3.3V
AJ AK
FL14.10DSCD6