A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
L5804
22uH
NLV25
L5803
0.22uH
LQW18AN
TU5801
ENG36E18KRF
1
11
12
14
15
16
17
18
19
2
20
21
22
23
24
25
3
4
5
7
8
9
:SINCE THESE PARTS MARKED BY
CAUTION
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE
DANS LA NOMENCLATURE DES PIECES
N’UTILISER QUE CELLS DECRITES
DANGEREUSES AN POINT DE VUE SECURITE
:LES PIECES REPAREES PAR UN
ETANT
ATTENTION
C5804
220
6.3V
V-S
R5806
100
1/16W
1005
R5824
1K 1/16W
R5817
100 1/16W
1005
R5803
150K
1/16W
1005
R5804
47K
1/16W
R5805
100K
1/16W
1005
R5809
100 1/16W
1005
R5808
100 1/16W
1005
R5816
1K 1/16W
1005
R5814
3.3K
1/16W
R5815
3.3K
1/16W
R5807
100
1/16W
1005
C5815
0.1
B
C5808
0.1
B
C5803
0.001 B
C5809
0.1
50V
1608
B
C5835
10P
CH
C5836
33P
CH
C5834
0.1
B
C5833
0.1
B
C5828
0.01
16V
1005
B
C5827
0.01
16V
1005
B
C5831
56P
CH
C5819
0.1
B
C5818
0.1
B
C5829
0.33
B
C5832
0.1
B
C5830
1
6.3V
B
C5814
47P
CH
C5811
47P
CH
E1
C6
B5
G3
G1
F1
W22
F2
D7
A5
D6
E7
D5
A4
IC2801
R8J66955BG
SCALER IC
B4
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
W847
W846
B5804
FCM1608KF-102T02
B5803
FCM1608KF-102T02
B5805
BLM18PG121SN1D
TU_CVBS
IF_AGC
IF_OUT_1
IF_OUT_2
SIF_OUT
TU_I2C_DATA
TU_I2C_CLK
TU_AFT
TUNER+32V
D5.0V
D3.3V
A3.3V
GND
H-62
H-61
FROM REGULATOR
TO SCALER VIDEO/AUDIO
TUNER SCHEMATIC DIAGRAM
(DIGITAL PCB)
2
19LV610U
PCBDH0
CEH432
1.6
1.6
3.2
NC
5.0
3.0
3.3
3.3
NC 30.0
5.0
1.0
0
NC
NC
SICL0
VRPVSA
VRMVSA
VSB
SANT
RFAGC
IFAGC
SIDA0
IIC0
TUNER_AFT
MCU ADC
AVDD33VSA
AVDD33VSA
AVSSVSA
AVSSVSA
VSB / SIF Power
SIFIN
VSB / SIF ADC
VSBINM
VSBINP
NC
NC
NC
NC(BB)
NC
NC
SDA
SCL
+5V
+30V
TU
V_OUT
SIF-out
AGC
IF_OUT
IF_AGC
IF_O
IF_OUT2
IF_OUT1
NC
NC
NC
AFT
+5V
IC