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
CAUTION: DIGITAL TRANSISTOR
Q3407
KRC102SRTK
MUTE SW
W855
W913
W914
D3403
MA111
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
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
B16
B17
B8
A9
C11
C10
A6
B12
D9
A10
B13
B15
A13
A15
B7
B10
A11
K4
H4
D4
A3
C4
J4
K3
J3
C3
A1
B2
C9
A7
B9
A12
IC2801
R8J04012BG
SCALER
B11
C12
D10
C2946
1
B
C2948
1
B
C2936
0.1 B
C2945
0.1 B
C2956
0.1 B
C2955
0.1
B
C2939
0.1
B
C2954
0.1
B
C2953
0.1
B
C2933
0.1 B
C2934
0.1
B
C2932
0.1
B
C2937
0.1 B
C2940
0.1 B
C2957
0.1
B
C2944
0.1 B
C2943
0.1 B
C2938
0.1 B
C2960
0.1 B
C2961
0.001
B
C2962
0.001
B
C2958
0.1 B
C2951
10
10V
B
C2950
0.1 B
C2952
0.1 B
R2858
220 1/16W
R2857
220 1/16W
R2856
6.8K
1/16W
+-1%
R2861
1K 1/16W
R2837
10K 1/16W
R2836
10K 1/16W
R2866
4.7K 1/16W
R2867
4.7K 1/16W
R3431
470 1/16W
PC_V
TU_CVBS
PC_H
AV1_CVBS
AV3/AV4_Y
AV1_CVBS
VGA-G
AV1_Y
VGA-B
VGA-R
AV1_C
AV3/AV4_PR
SPDIF
AV3/AV4_PB
AV1_Y
AV1_C
AV3/AV4_Y
SP_MUTE
AV3/AV4_PB
TU_CVBS
AV3/AV4_PR
LOUT_SOUND
VGA-R
SW_AUDIO_L
SW_AUDIO_R
VGA-G
ROUT_SOUND
VGA-B
FILTER_MUTE
PC_V
SP_MUTE
PC_H
A3.3V
A1.8V
FILTER_MUTE
GND
SW_AUDIO_L
SW_AUDIO_R
SPDIF
11
10
9
8
7
6
5
4
G-16
G-15
CMJ156
PCBF40
NC
NC
SCALER VIDEO/AUDIO SCHEMATIC DIAGRAM
1.6
1.6
3.3
1.6
NC
NC
NC
NC
NC
3.0
3.0
0
1.7
1.7
1.8
3.3
2.0
2.0
0
0
1.2
1.2
0
1.2
0
1.0
0
1.0
1.0
1.0
1.0
1.0
1.0
1.9
BCKO
ACLK
LRCKO
ADATAO
VSIN
HSIN
VREFC
VREFA
VREFB
VIN3B
VIN3A
VIN3C
VRP
VIN1B
VIN1A
SSIN1
VIN2A
NC
SSIN2
VIN2C(DVD_C)
VIN2B(DVD_Y)
VIN5A
IIS OUTPUT
DA_VCOM
Audio DAC
DA_ROUT
DA_LOUT
SPDIF
SPDIFO
Audio ADC
VCOM
AINR
AINL
VRM
REXT
LPF
VIN1C
VIN4B
VIN4A
VIN6A
(MAIN PCB)
FROM/TO JACK
FROM/TO SCALER
FROM/TO TUNER
FROM/TO AUDIO SWITCH
FROM/TO REGULATOR
FROM/TO REGULATOR
0
0
12.5
