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3-4
DC-DC
12 V
A
˧
D_1.
2V
For
MPEG
Wi
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ir
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P
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128
M
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it
DAC
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river
MPEG
DDR3 (1
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NAND F
L
AS
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MIC
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M
3.3 V
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Se
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h
3.3 V
A
3.3 V
A
D_3
.3V
1.2 V
D_1
.5V
D_1
.5V
D_3
.3V
DS
P
_
1.1V
DS
P
_
1.5V
DS
P
_
3.3V
DS
P
_
1.5V
DS
P
_
3.3V
DAC_
1.2V
DAC_
3.3V
DAC_
3.3V
AM
P
I
C
25 V
A
HDM
I 4k
HDMI_5.1V
A
HD_1.0V
HD_3.3V
ADC
DI
R
V
C
C_5V
D_3
.3V
D_3
.3V
OP
TI
CAL
PO
R
T
A
B
LE
HDM
I I
N
x
1
HDM
I OUT
x
1
3.3 V
A
V
C
C
_5V
DC-DC
12 V
A
˧
5.
1 V
A
3.3 V
A
12 V
A
DC-DC
25 VA
˧
12 VA
SW
SMPS
FRO
N
T PCB
JACK PCB
LD
O
5.
1 V
A
˧
DAC_3.
3V
LD
O
DAC_3.
3V
˧
DAC_1.
2V
DC-DC
5.
1 V
A
˧
3.
3 V
A
SW
DS
P
_3.
3V
SW
D_3.
3V
SW
WL_3.
3V
DC-DC
5.
1 V
A
˧
3.
5 V
DC-DC
5.
1 V
A
˧
D_1.
5V
DC-DC
5.
1 V
A
˧
DS
P
_1.
5V
DC-DC
5.
1 V
A
˧
DS
P
_1.
1V
DC-
D
C
5.1 V
A
˧
HD_
1
.0V
US
B JACK
SW
SW
HD_3.
3V
2. POWER BLOCK DIAGRAM
Содержание SJ9
Страница 33: ...2 16 Copyright 2018 LG Electronics Inc All rights reserved Only for training and service purposes ...
Страница 37: ...2 22 ...
Страница 52: ...3 15 1 WAVEFORMS OF MAJOR CHECK POINT 1 CRYSTAL Fig 1 2 Crystal X801 27 MHz Fig 1 1 Crystal X501 27 MHz 1 2 2 ...
Страница 53: ...3 16 CRYSTAL Fig 1 4 Crystal X601 25 MHz Fig 1 3 Crystal X603 12 288 MHz 3 4 3 4 ...
Страница 57: ...3 20 13 14 5 OPTICAL Fig 5 2 Optical Opt Det Fig 5 1 Optical Opt In 13 14 ...
Страница 60: ...3 26 3 25 2 MAIN P C BOARD DIAGRAM TOP VIEW ...
Страница 61: ...3 28 3 27 MAIN P C BOARD DIAGRAM BOTTOM VIEW ...
Страница 62: ...3 30 3 29 3 HDMI JACK P C BOARD DIAGRAM TOP VIEW BOTTOM VIEW ...
Страница 63: ...3 32 3 31 4 FRONT P C BOARD DIAGRAM 5 KEY P C BOARD DIAGRAM TOP VIEW TOP VIEW BOTTOM VIEW BOTTOM VIEW ...
Страница 73: ...4 10 7 6 3 VOLTAGE Fig 3 2 Woofer 12 VA Fig 3 1 Woofer PVDD 6 7 ...
Страница 74: ...4 11 9 8 VOLTAGE Fig 3 4 Woofer 3 3V_PWM Fig 3 3 Woofer 3 3 VA 8 9 ...
Страница 75: ...4 12 10 11 4 AMP VOLTAGE Fig 4 2 AMP 12 V Fig 4 1 AMP PVDD 10 11 ...
Страница 76: ...4 13 13 12 5 PWM Fig 5 2 Woofer PWM SW Signal Fig 5 1 Woofer PWM SW Signal 12 13 ...
Страница 77: ...4 14 14 15 6 LED Fig 6 2 Pairing On Status Green LED Fig 6 1 Pairing Off Status Red LED 14 15 ...
Страница 80: ...4 20 4 19 2 WOOFER AMP P C BOARD 3 WOOFER KEY P C BOARD TOP VIEW BOTTOM VIEW ...
Страница 81: ...4 22 4 21 ...