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LG 47SL90QD Service Manual page 20

Chassis : lj91l
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A
IC503
AZ1117H-1.8TRE1(EH13A)
D3.3V
7
INPUT
ADJ/GND
3
1
2
OUTPUT
C548
C549
10uF
0.1uF
10V
16V
6
+24V
+24V_AMP
L511
MLB-201209-0120P-N2
5
4
3
2
1
THE
SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE
SYMBOL MARK OF THE SCHEMETIC.
B
C
+1.8V_AMP
GND
C551
C552
0.1uF
10uF
16V
10V
D3.3V
L503
R502
100
9:G7;9:I3;12:I4
AMP_RST
C506
1000pF
50V
C511
R504
9:G6
0
1uF
10V
AUDIO_M_CLK
+1.8V_AMP
+1.8V_AMP
C508
0.1uF
L502
C507
C504
1000pF
L501
50V
DGND_PLL
100pF
R503
AGND_PLL
50V
3.3K
AVDD_PLL
DVDD_PLL
C501
C502
10uF
0.1uF
C503
C505
10V
10uF
0.1uF
16V
6.3V
16V
+1.8V_AMP
C510
10uF
10V
R505
11:F7
BCM_I2S_DATA_OUT
R506
BCM_I2S_WORD_CLK
11:F6
R507
11:F7
BCM_I2S_BIT_CLK
R508
SDA1_3.3V
9:I4;2:AH5
R509
SCL1_3.3V
9:I4;2:AH5
MCLK SDATA WCK BCK TP is necessory
Monitor0_1_2 TP is necessory
KIM JONG HYUN
D
E
+24V_AMP
D501
1N4148W
100V
R511
T_330uF_Capacitor
3.3
OPT
C515
C520
C522
C553
0.01uF
0.1uF
0.1uF
330uF
C526
D502
50V
50V
50V
35V
1N4148W
0.01uF
100V
50V
OPT
C514
22000pF
C519
50V
22000pF
50V
C521
1uF
16V
Change 22uH(L504,L505) TO 15uH/6.3mm After DV1
BST1A
NC
C523
1
42
16V
1uF
VDR1A
VDR2A
C525
41
2
22000pF
RESET
BST2A
3
40
50V
AD
PGND2A_2
D503
4
39
1N4148W
IC501
DVSS_1
38
PGND2A_1
100V
5
OPT
VSS_IO
OUT2A_2
6
37
CLK_I
OUT2A_1
7
36
NTP-3100L
VDD_IO
35
PVDD2A_2
8
PVDD2A_1
9
34
D504
33
PVDD2B_2
1N4148W
10
100V
LFM
PVDD2B_1
11
32
OPT
OUT2B_2
12
31
EAN60664001
OUT2B_1
13
30
TEST0
PGND2B_2
14
29
+24V_AMP
C530
C527
C528
0.1uF
0.01uF
0.1uF
50V
50V
50V
C518
1uF
C513
10V
C524
0.1uF
16V
22000pF
T_330uF_Capacitor
50V
R513
AMP_MUTE
12:F3
100
100
C517
100
33pF
50V
100
OPT
100
100
C512
C509
33pF
33pF
50V
50V
F
G
H
R518
C544
L504
0.01uF
50V
5.6
DA-8580
R523
C540
EAP38319001
R527
C531
0.1uF
1000pF
2S
2F
4.7K
50V
50V
3.3
C538
0.47uF
50V
C532
1S
1F
R528
1000pF
50V
C541
3.3
0.1uF
R524
22uH
50V
C545
R519
4.7K
0.01uF
5.6
50V
R520
L505
C546
5.6
DA-8580
0.01uF
EAP38319001
C539
C542
R525
C533
0.47uF
50V
2S
2F
1000pF
50V
0.1uF
4.7K
R529
50V
50V
3.3
C534
1S
1F
R530
1000pF
50V
3.3
22uH
C543
R526
R521
C547
0.1uF
4.7K
0.01uF
5.6
50V
50V
R522
3.3
C535
C529
0.01uF
330uF
50V
L507
120-ohm
H5
SPK_L+
L508
120-ohm
H5
SPK_L-
L510
120-ohm
H4
SPK_R+
L509
120-ohm
H4
SPK_R-
2A => 5A
BCM (BRAZIL VENUS)
I
J
SPK_L+
H3
SPEAKER_L
SPK_L-
H3
SPK_R+
H3
SPEAKER_R
H3
SPK_R-
WAFER-ANGLE
5
4
3
2
1
P501
2009.03.23
3
15
AUDIO

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