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
E11
E9
E12
E17
J18
E14
D14
E10
M14
D4
C5
N14
J5
H5
F5
D6
F3
E6
E4
D5
E5
F4
D1
G5
G4
L18
R22
V12
V17
V5
V9
W4
Y3
Y7
V14
Y14
L5
K4
J2
K5
W10
P14
N13
T18
P13
V18
D2
E8
D10
L9
L10
L11
L12
L13
L14
M13
M20
N18
N19
N20
P9
V6
V8
V16
AB1
M18
AB9
K10
K11
K12
K13
K14
K18
K9
M10
M11
M12
M5
M9
N12
N9
P12
R18
P3
P5
T3
U18
U5
IC2801
R8J66975BG
SCALER IC
D13
J13
E13
E16
F18
G19
J14
H18
E18
G18
E15
C13
C6
D12
E7
D7
D3
C10
M4
V15
V13
J10
J11
J12
J9
V11
N11
V10
P11
N10
P10
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
S
D
G
Q3001
SSM3K104TU
FET VDD STB
C2883
0.1
10V
1005
B
C2866
0.1
10V
1005
B
C2918
10
10V
2125
B
C2907
1
10V
1005
B
C2917
10
10V
2125
B
C2902
1
10V
1005
B
C2927
10
10V
2125
B
C2928
10
10V
2125
B
C2916
0.1
10V
1005
B
C2926
10
10V
2125
B
C2930
10
10V
2125
B
C2925
10
10V
2125
B
C2966
10
10V
2125
B
C2856
10
10V
2125
B
C2981
0.1
10V
1005
B
C2980
0.1
10V
1005
B
C2982
0.1
10V
1005
B
C2847
0.1
10V
1005
B
C2859
0.1
10V
1005
B
C2869
0.1
10V
1005
B
C2886
0.1
10V
1005
B
C2862
10
10V
2125
B
C2861
10
10V
2125
B
C2860
10
10V
2125
B
C2855
10
10V
2125
B
C2872
10
10V
2125
B
C2911
10
10V
2125
B
C2848
1
10V
1005
B
C2842
1
10V
1005
B
C2870
1
10V
1005
B
C2899
1
10V
1005
B
C2898
1
10V
1005
B
C2909
0.1
10V
1005
B
C2897
0.1
10V
1005
B
C2919
1
10V
1005
B
C2904
0.1
10V
1005
B
C2912
0.1
10V
1005
B
C2906
1
10V
1005
B
C2903
1
10V
1005
B
C2875
0.1
10V
1005
B
C2868
0.1
10V
1005
B
C2865
0.1
10V
1005
B
C2858
0.1
10V
1005
B
C2887
0.1
10V
1005
B
C2879
0.1
10V
1005
B
C2864
0.1
10V
1005
B
C2857
0.1
10V
1005
B
C2876
0.1
10V
1005
B
C2880
0.1
10V
1005
B
C2845
0.1
10V
1005
B
C2843
0.1
10V
1005
B
C2844
0.1
10V
1005
B
C2873
0.1
10V
1005
B
C2891
0.1
10V
1005
B
C2884
0.1
10V
1005
B
C2877
0.1
10V
1005
B
C2882
0.1
10V
1005
B
C2881
0.1
10V
1005
B
C2874
0.1
10V
1005
B
C2867
0.1
10V
1005
B
C2915
1
10V
1005
B
C2908
1
10V
1005
B
C2905
0.1
10V
1005
B
C2913
0.1
10V
1005
B
C2863
10
10V
2125
B
C2885
0.1
10V
1005
B
C2878
1
10V
1005
B
C2871
1
10V
1005
B
C2986_1
330
6.3V
YK
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
B2808
HCB1608KF-221T20
B2813
HCB1608KF-121T20
B2812
HCB1608KF-121T20
B2814
HCB1608KF-121T20
B2807
HCB1608KF-221T20
B2818
HCB1608KF-221T20
D1.25V
D3.3V
A1.8V
A3.3V
GND
HDMI_A3.3V
1.2V_EN
REXT1.8V
LPF3.3V
STB3.3V
G-20
G-19
FROM/TO REGULATOR
(DIGITAL PCB)
CEJ554
PCBDH0
1.2
1.2
3.3
FROM/TO MICON
FROM/TO REGULATOR
FROM/TO HDMI
FROM/TO SCALER VIDEO/AUDIO
AVSS18
AVSS18
1.8
3.3
3.3
VDD33_PLL
VDD33_PLL
1.8
0
VSSIO
VDD33IO
3.3
AVDD18
AVDD18
1.8
VDDSTB
1.3
RESERVED
RESERVED
NC
NC
STANDBY POWER
AVSS33PLL
AVDD33PLL
0
0
3.3
3.3
AVDD33AUD
MIXVSS33
MIXVSS33
MIXVSS33
MIXVDD33
MIXVDD33
MIXVDD33
MIXVDD33
MIXVDD33
0
0
0
3.3
3.3
3.3
3.3
3.3
AVSSAUD
AVSSAUD
0
VCC33STB
VCC33STB
3.3
3.3
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
0
0
0
0
0
0
0
0
0
0
3.3
3.3
3.3
3.3
VSSAUSB
VDDA33USB
VDDA33USB
VDDA33RU
VCCQ33
VSS
PLL POWER
PLL5DVDD
PLL4DVDD
1.3
PLL5AVCC
PLL4AVCC
3.3
3.3
VCCQ33
3.3
AVDD33
AVDD33
AVDD33
3.3
3.3
3.3
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
Core Power
VDD18HDMI
VDD18HDMI
VSSHDMI
VSSHDMI
VSSHDMI
VSSHDMI
VSSHDMI
VSSHDMI
VDD33HDMI
VDD33HDMI
VPPOTP
HDMI Power
AVDD33
AVDD33
AVSS
AVSS
AVSS
AVSS
AVSS
Audio DAC Power
VCCQ33
VCCQ33
VCCQ33
VDD18
VDD18
VDD18
VDD18
PLL1DVDD
PLL2DVDD
PLL3DVDD
PLL1AVCC
PLL2AVCC
PLL3AVCC
IO POWER
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3.3
3.3
3.3
1.8
1.8
1.8
1.8
3.3
3.3
3.3
1.3
1.3
1.3
1.8
1.8
0
0
0
0
0
0
3.3
3.3
3.3
3.3
0
0
0
0
0
SCALER POWER SCHEMATIC DIAGRAM
Содержание DP26670 - 26" Diagonal LCD/DVD HDTV Combo
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Страница 75: ...SPEC NO M54H 05A O R NO K045081 ...