LG 55LM860V Service Manual page 41

+24V_AMP_WOOFER
+24V
L5501
CIS21J121
C5529
0.1uF
50V
WOOFER AMP.
WOOFER
C5504
OPT
4.7uF
C5502
10uF 10V
WOOFER 10V
C5501
WOOFER 1000pF
50V
C5500
WOOFER
R5503
100pF
50V 3.3K
AUD_LRCH
AUD_LRCK
AUD_SCK
WOOFER
R5501 100
I2C_SDA1
WOOFER
R5502 100
I2C_SCL1
C5503 C5505
33pF 33pF
50V 50V
WOOFER_MUTE
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 © 2012 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
+3.3V_NORMAL AMP_RESET_N
WOOFER
C5513
WOOFER 1000pF
WOOFER
L5500 50V
WOOFER
BLM18PG121SN1D R5505
10K
AUD_MASTER_CLK
WOOFER
WOOFER
C5511 C5512
10uF
0.1uF
10V
16V
WOOFER
OPT
C5506 C5508
10uF 0.1uF
10V
16V
AGND_PLL
1
AVDD_PLL
2
THERMAL
DVDD_PLL
3 49
WOOFER
LF
4
IC5500
DGND_PLL
5
OPT
GND_1 NTP-7500L
WOOFER
C5507 6
10uF C5509
10V 0.1uF
DGND
16V
7
DVDD
8
SDATA
9
WCK
10
BCK
11
SDA
12
WOOFER
WOOFER
R5504
C5515
WOOFER 22000pF
100
C5510
50V
1000pF
50V
+24V_AMP_WOOFER
OPT
R5506
3.3
OPT
WOOFER WOOFER WOOFER
C5522
C5516 C5518 C5520
0.01uF
0.1uF 0.1uF 10uF
50V
50V 50V 35V
OUT1B_2
36
OUT1B_1
35
PGND1B
WOOFER
34 C5523
22000pF
BST1B
50V
33
VDR1
32
VCC_5
31
AGND
30
VDR2
29
WOOFER WOOFER WOOFER
C5525 C5526 C5531
BST2A
1uF 1uF 1uF
28
25V 25V 25V
WOOFER
PGND2A
27 C5524
22000pF
50V
OUT2A_2
26
OUT2A_1
25
+24V_AMP_WOOFER
WOOFER WOOFER
WOOFER
C5517 C5519 C5521
0.1uF 0.1uF 10uF
50V 50V
35V
SPK_WOOFER_L-
SPK_WOOFER_L+
D5500
WOOFER WOOFER
L5503
1N4148W R5507 R5514
12 12 10.0uH WOOFER
100V
OPT
WOOFER
NRS6045T100MMGK
C5527 WOOFER
390pF
50V C5532
0.47uF
50V
L5504
WOOFER
10.0uH WOOFER
C5528
390pF
D5501 50V
WOOFER WOOFER NRS6045T100MMGK
1N4148W
R5508 R5512
100V
12 12
OPT
SPK_WOOFER_R-
SPK_WOOFER_R+
WOOFER_STEREO WOOFER_STEREO
WOOFER_STEREO
D5502
L5502
1N4148W R5500 R5511
12 12 10.0uH
100V
OPT
C5530 NRS6045T100MMGK
WOOFER_STEREO
390pF
50V C5536
WOOFER_STEREO WOOFER_STEREO
0.47uF
50V
L5505
WOOFER_STEREO
10.0uH
C5533
390pF
D5503 50V
NRS6045T100MMGK
1N4148W
R5509 R5510
100V
12 12
OPT
WOOFER_STEREO WOOFER_STEREO
P5500
FW25001-02(SPK 2P)
WOOFER
1
2
SPK_WOOFER_L+
WOOFER
WOOFER
R5515
C5534
0.1uF
5.1K
50V
WOOFER
WOOFER
C5535
0.1uF R5516
50V
5.1K
SPK_WOOFER_L-
P5501
FW25003_03
1
2
3
DEV_WOOFER_STEREO
SPK_WOOFER_R+
WOOFER_STEREO
WOOFER_STEREO
R5513
C5537
0.1uF
5.1K
50V
WOOFER_STEREO
WOOFER_STEREO
C5538
0.1uF R5519
50V
5.1K
SPK_WOOFER_R-
LGE Internal Use Only