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A
B
8
7
6
FROM/TO MICON
SYS_POWER-H
AMP_RESET
HCB1608KF-121T20
FROM/TO SCALER VIDEO/AUDIO
HCB1608KF-121T20
5
IIS_MCLK
IIS_SCK
IIS_WS
IIS_SDATA
FROM/TO FLASH
4
I2C_DATA
I2C_CLK
FROM/TO REGULATOR
A3.3V
SOUND+B
3
GND
2
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
1
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.
A
B
G-29
C
SOUND SCHEMATIC DIAGRAM
SOUND AMP IC
IC301
0
NC
0
NC
3.2
VDD_DIG
0
GND_DIG
3.2
PWRON
B300
3.2
VDD_PLL
C302 0.1
B
1005
C305
0.0047
B
1005
R304
2.2K
C308
50V
680P
CH
1005
0.5
FILTER_PLL
B301
0
GND_PLL
1.6
XTI
1.6
BICKI
1.6
LRCKI
1.3
SDI
R300
3.2
RESET
47
1/16W
C304
NC
NC
INT_LINE
50V
0.001
B
1005
R301
3.2
SDA
10 1/16W
R303
3.2
SCL
10
1/16W
0
GND_DIG
3.2
VDD_DIG
CAUTION
:SINCE THESE PARTS MARKED BY
ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
C
D
E
(DIGITAL PCB)
STA333W13TR
L303
0
NC
22uH
LQH88PN
0
NC
0
CONFIG
3.2
VDD_REG
0
GND_REG1
0.8
OUT1A
0
GND1
17.0
VCC1
L300
0.8
OUT1B
22uH
LQH88PN
L301
0.8
OUT2A
22uH
17.0
LQH88PN
VCC2
0
GND2
0.8
OUT2B
17.0
VCC_REG
13.0
VSS
0
TEST_MODE
0
SA
0
GUND_SUB
L302
22uH
LQH88PN
ATTENTION
:LES PIECES REPAREES PAR UN
ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
D
E
F
G
CP301
16
A2502WR-4A
B302
HCB3216KF-391T20
SP OUT L
1
B303
HCB3216KF-391T20
GND
2
B304
HCB3216KF-391T20
GND
3
B305
HCB3216KF-391T20
SP OUT R
4
17
F
G
H
8
7
6
CD301
SPEAKER
E8143601
SP302
S0412F06
4
5
(L)
3
2
SPEAKER
1
SP301
S0412F06
(R)
4
3
2
PCBDH0
CEJ554
1
H
G-30
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