LG 55UB8500-UA Service Manual page 62

UB85/95/UC97 only
+24V_AMP_WOOFER_L
+24V
L5700
UBW2012-121F
-.Separation Of I2S
UB95 : Woofer Amp(LRCH)
UC97 : Height Amp(LRCH1)
R5715
0
AUD_LRCH1
Height_Amp
R5716
0
From DACLRCH AUD_LRCH
Woofer_Amp
AUD_LRCK
AUD_SCK
R5700
100
I2C_SDA2
R5701
100
I2C_SCL2
WOOFER_MUTE
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 ⓒ 2014 LG Electronics. Inc. All right reserved.
Only for training and service purposes
+3.3V_NORMAL
R5713
AMP_RESET_N
100
R5714
1/16W
L5701 4.7K
BLM18PG121SN1D
AUD_MASTER_CLK
C5720
C5704
10uF
0.1uF
10V
16V
NC_1
C5702
1uF
VDD_PLL
10V
NC_2
GND
NC_3
C5703
1uF
DVDD
10V
SDATA
WCK
BCK
SDA
C5701
C5700
33pF
33pF
50V
50V
+3.3V_NORMAL
C5725
1000pF +24V_AMP_WOOFER_L
50V
C5718
C5707
0.1uF
10uF 50V
35V
OUT1B
1 30
PGND1B
2 29
THERMAL
BST1B
3 41 28
VDR1
4 27
NC_4
5 IC5700 26
AGND
6 NTP7514 25
VDR2
7 24
0x56
BST2A
8 23
PGND2A
9 22
OUT2A
10 21
+24V_AMP_WOOFER_L
C5719
0.1uF
C5708
50V
10uF
35V
C5706
22000pF
50V
UB95 : Woofer Amp
UC97 : Height Amp
OPTION Selection
Woofer/Height_Amp
UB95
UC97
R5703
5.6
1/10W
L5702
10uH
C5712
SP-7850_10
390pF
50V
L5703
10uH
C5713
390pF
50V SP-7850_10
R5704
5.6
1/10W
C5709
22000pF
50V
C5711 C5714
1uF 1uF
10V 10V
C5710
22000pF
50V
R5709
L5704
3.3
Height_Amp
10uH
Height_Amp
R5707 1/10W
SP-7850_10
4.7K
C5726
Height_Amp
390pF
50V L5705
10uH
C5721
390pF Height_Amp
50V SP-7850_10 Height_Amp
R5710
3.3
Height_Amp
1/10W
R5708
4.7K
SPK_WOOFER_L+
SPK_WOOFER_L-
SPK_WOOFER_R+
SPK_WOOFER_R-
Woofer_Amp
Height_Amp
SPK_WOOFER_L+
R5705
C5716
0.1uF
4.7K
50V
C5715
0.47uF
50V Woofer/Height
C5717
0.1uF R5706
50V
4.7K
SPK_WOOFER_L-
SPK_WOOFER_R+
Height_Amp
C5723 R5711
0.1uF 4.7K
Height_Amp
50V
C5722
0.47uF
Height
50V
Height_Amp
C5724 R5712
0.1uF 4.7K
50V
SPK_WOOFER_R-
WAFER-ANGLE
WAFER-ANGLE
4 2
3 1
2
FW25001-02(SPK 2P)
P5701
1
Woofer_Amp
P5700 UB95
Height_Amp
UC97
BSD-14Y-UD-057-02-HD
2013.12.17
LGE Internal Use Only