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+24V
+24V_AMP
L501
MLB-201209-0120P-N2
C501
C502
0 . 1 u F
0 . 1 u F
50V
50V
C506
C508
C504
10uF
1000pF
10V
0 . 1 u F
50V
C503
100pF
50V
AUD_LRCH
AUD_LRCK
AUD_SCK
R503
100
AMP_SDA
R504
100
AMP_SCL
C507
C509
+3.5V_ST
33pF
33pF
50V
50V
R502
10K
R520
R506
10K
C
100
C505
R501
1000pF
B
Q501
AMP_MUTE
50V
MMBT3904(NXP)
10K
E
R522
0
POWER_DET
DELETE
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.
Copyright © 2013 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
AMP_RESET
R521
C516
10K
1000pF
50V
+3.3V_Normal
L502
BLM18PG121SN1D
AUD_MASTER_CLK
C515
C514
10uF
0 . 1 u F
10V
C510
C512
10uF
0 . 1 u F
10V
16V
AGND_PLL
1
AVDD_PLL
2
THERMAL
DVDD_PLL
3
49
LF
4
IC501
DGND_PLL
5
DELETE
GND_1
NTP-7500L
C511
6
10uF
C513
10V
DGND
7
DVDD
8
SDATA
9
WCK
10
BCK
11
SDA
12
C518
22000pF
50V
+24V_AMP
C519
C521
C523
0 . 1 u F
0 . 1 u F
10uF
50V
35V
R508
12
R515
12
C530
390pF
50V
C531
OUT1B_2
390pF
36
50V
R509
R513
OUT1B_1
35
12
12
PGND1B
34
C526
22000pF
BST1B
50V
33
VDR1
32
VCC_5
31
AGND
30
VDR2
29
C534
BST2A
1uF
28
25V
PGND2A
27
C527
22000pF
50V
OUT2A_2
26
OUT2A_1
25
+24V_AMP
R514
R510
12
12
C532
390pF
50V
C520
C522
C524
C533
0 . 1 u F
0 . 1 u F
10uF
390pF
50V
35V
R511
R512
12
12
SPK_L+
L505
R516
10.0uH
C537
0 . 1 u F
4.7K
L506
C535
10.0uH
0 . 4 7 u F
SPEAKER_L
50V
C538
0 . 1 u F
R517
4.7K
SPK_L-
SPK_L+
SPK_L-
SPK_R-
SPK_R+
L503
R518
10.0uH
C539
4.7K
0 . 1 u F
C536
L504
0 . 4 7 u F
10.0uH
50V
SPEAKER_R
R519
C540
0 . 1 u F
4.7K
SPK_R-
2013 S7LR2
POWER
2 0 1 2 . 1 1 . 1 2
5
LGE Internal Use Only
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