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A
B
8
7
FROM/TO SOUND
ACLK0
SP_MUTE/ADTAO0
LRCKO
BCKO
FROM/TO JACK
6
DVD_Y
DVD_C
DVD_L
DVD_R
PC_V
PC_H
VGA-G
VGA-B
VGA-R
PC/DVI_L
PC/DVI_R
SPDIF
DVD-H
5
FROM/TO JACK2
AV1_CVBS
AV3_Y
AV3_PR
AV3_PB
AV1_L
AV1_R
SW
Q2801
LOUT
RT1N241C
ROUT
R2802
0
5.0
AV2_CVBS
10K 1/16W
4
AV2_R
1005
0
AV2_L
SW
Q2802
FROM/TO MICON
RT1N241C
R2811
0
5.0
RED_LED
10K 1/16W
1005
0
DISC_IN_DET
FROM/TO SCLAER POWER
AVDD33V
FROM/TO REGULATOR
3
AT+3.3V
D3.3V
D5.0V
GND
2
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
1
A
B
G-23
C
AV1_CVBS
10V
AV2_CVBS
10V
DVD_Y
10V
DVD_C
10V
AV3_Y
AV3_PB
AV3_PR
VGA-R
VGA-G
8
7
6
5
4
3
2
1
VGA-B
PC_V
PC_H
9
10
11
12
13
14
15
16
AVDD33V
10V
ASEL_L
C2833
16V
0.01
B
1005
ASEL_R
C2834
10V
0.1
B
1005
C2911
B2802
FCM1608KF-221T05
6.3V
22
B
2125
C2910
6.3V
22
B
2125
AV_SW0
DVD-H
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
C
D
E
SCALER VIDEO/AUDIO SCHEMATIC DIAGRAM
(MAIN PCB)
SCALER IC
IC2801
R8A66983BG-U0
3.3
SPDIF
SPDIFO
N10
3
C2875
1.0
B9
VIN2A
0.1
B
1005
C2912
D9
VIN4A
0.1
B
1005
6
C2876
A10
VIN6A(DVD_Y)
0.1
B
1005
7
DA1_LOUT
B7
NC
C2877
C8
VIN2B(DVD_C)
0.1
B
1005
DA1_ROUT
A7
NC
C2878
3.0
1.0
DA0_LOUT
B6
C10
SSIN1
16V
0.01
B
1005
C2879
1.0
C9
VIN3A
3.0
10V
0.1
B
DA0_ROUT
A6
8
1005
C2880
0.6
D8
VIN3B
10V
0.1
B
9
1005
C2881
1.0
B11
VIN3C
10V
0.1
B
10
1.6
1005
DA_VCOM
C5
C2882
1.2
C11
VIN2C
10V
0.1
B
1005
0
1.2
C2883
A9
VIN1A
10V
0.1
B
1005
0
C2884
1.2
C7
VIN1B
10V
0.1
B
1005
0
2.0
B14
VSIN
2.0
A14
HSIN
C2887
W933
3.3
C12
LPF
0.22
B
1005
1005
R2856
1.8
D11
REXT
C2885
10K 1/16W 1005
B10
VRP
10V
0.1
B
1005
C2886
A11
VRM
10V
0.1
B
1005
D10
LDOOUT
C2899
10V
1
B
1608
3.3
GPY09(AUDIO_PWM/STANDBY_L)
G13
11
R2801
C2894
1.8
A8
AINL3
220 1/16W 1005
10V
10
B
2125
ACLK(XTI)
C1
12
R2851
C2897
1.8
B8
AINR3
220 1/16W 1005
10V
10
B
2125
M32TRST_N
G2
C2888
D7
VCOML
10V
10
B
2125
M32TCK(BICKI)
E1
C2891
C6
VCOMR
10V
10
B
2125
M32TMS(LRCKI)
G3
M32TDO(STANDBY_LED_CTL)
G1
D1
RFAGC(AV_SW0)
M32TDI(SP_MUTE/SDI)
F1
E2
SANT(AV_SW1)
CAUTION: DIGITAL TRANSISTOR
D
E
F
G
SPDIF
LOUT
ROUT
R2858
C2905
4.7K 1/16W 1005
10V
10
B
2125
R2859
C2906
4.7K 1/16W 1005
10V
10
B
2125
C2902
10V
10
B
2125
AUDIO_PWM/AV_SW1
ACLK0
JG2807
JG2808
BCKO
JG2809
LRCKO
JG2812
RED_LED
R2857
1K
1/16W 1005
JG2810
SP_MUTE/ADTAO0
F
G
H
8
7
R2866
10K 1/16W
R2867
10K 1/16W
6
5
4
3
2
PCBF40
CML222
1
H
G-24
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