LG 49UF6700 Service Manual page 48

Main AMP
+24V +24V_AMP
L5600
UBW2012-121F
C5601
0.1uF
50V
AUD_LRCH
AUD_LRCK
R5604
100
AMP_SDA
R5605
100
AMP_SCL
C5607
33pF
50V
+3.3V_NORMAL
R5601
10K
R5603
C 100
R5600
B
Q5600
AMP_MUTE
MMBT3904(NXP)
10K
OPT
OPT E
OPT
R5602
0
POWER_DET
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright ⓒ 2015 LG Electronics. Inc. All right reserved.
Only for training and service purposes
+3.3V_NORMAL
R5606
100
AMP_RESET
1/16W
C5629
L5601
R5615
1000pF
BLM18PG121SN1D 4.7K
50V
AUD_SCK
C5604
C5603
10uF
0.1uF
10V
16V
NC_1
1
VDD_PLL
2
THERMAL
NC_2
3
C5605
1uF
GND
10V 4
NC_3
5
C5606
DVDD
1uF
6
10V
SDATA
7
WCK
8
NC_4
9
SDA
10
C5608
33pF
50V
C5602
1000pF
50V
+24V_AMP
C5630
C5610 C5611
4.7uF
0.1uF
10uF 50V
50V
35V 3216
OUT1B
30
PGND1B
29
C5617
22000pF
BST1B
28 50V
41
VDR1
27
NC_5
IC5600 26
AGND
NTP7515 25
EAN62886102
VDR2
24
0x54
BST2A
23
DEV_NTP7515
PGND2A
22 C5620
22000pF
OUT2A 50V
21
+24V_AMP
C5631
C5614
0.1uF 4.7uF
C5613
50V 50V
10uF 3216
35V
C5612
22000pF
50V
L5602
10uH
SP-7850_10
R5607
5.6
1/10W
C5615
390pF
50V
C5616
390pF
50V
R5608
5.6
1/10W
L5603
10uH
SP-7850_10
C5618 C5619
1uF 1uF
10V 10V
L5604
10uH
SP-7850_10
R5611
5.6
1/10W
C5624
390pF
50V
C5625
390pF
50V
R5612
5.6
L5605
1/10W
10uH
SP-7850_10
SPK_L+
SPK_L-
SPK_R+
SPK_R-
M1A_URSA9_UD
AUDIO[NTP]
SPK_L+
R5609
C5622
0.1uF
4.7K
50V
C5621
0.47uF
50V
C5623 R5610
SPEAKER_L
0.1uF
50V 4.7K
SPK_L-
SPK_R+
C5627 R5613
0.1uF 4.7K
C5626 50V
0.47uF
50V SPEAKER_R
C5628 R5614
0.1uF 4.7K
50V
SPK_R-
WAFER-ANGLE
4
3
2
1
P5600
2014.04.24
56
LGE Internal Use Only