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LG SN8YG Service Manual

LG SN8YG
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Copyright © 2020 LG Electronics Inc. All rights reserved.
Only for training and service purposes.
NO. SYMBOL SPEC. (V, mW) MEASURED (V)
1
GIC01
Microcontrollers(EAN62632101)
VDD : 0.5 to +6.5
VSS : 0.5 to +0.3
VDD: 3.39
VSS: 0.21
2
IC100
Serial Flash Memory(EAN64309702)
VCC: -0.6 to 4.2 V VCC: 3.39
3
IC101,103
Serial Flash Memory(EAN64309702)
VCC: 2.7 to 3.6 V VCC: 3.39
4
IC102
Microcontrollers(EAN64282501)
DVCC: -0.3 to 4.1
AVCC: -0.3 to 4.1
DVCC: 3.39
AVCC: 3.39
5
IC302
DC,DC Converter(EAN64387401)
VIN: 4.2V to 17 V
VOUT: ADJ 5.1 V
VIN: 12.12
VOUT: 5.21
6
IC303
DC,DC Converter(EAN64387401)
VIN: 4.2V to 17 V
VOUT: ADJ 3.3 V
VIN: 12.08
VOUT: 3.402
7
IC307
Analog Switch(EAN64407301)
VIN: 2.5 to 5.5
VOUT: ADJ 5 V
VIN: 5.19
VOUT: 5.18
8
IC308
Analog Switch(EAN64407301)
VIN: 2.5 to 5.5 V
VOUT: ADJ 5 V
VIN: 5.19
VOUT: 5.05
9
IC310
DC,DC Converter(EAN64387401)
VIN: 4.2V to 17 V
VOUT: ADJ 1 V
VIN: 5.32
VOUT: 1.14
10
IC313
Analog Switch(EAN64407301)
VIN: 2.5 to 5.5 V
VOUT: ADJ 3.3
VIN: 3.39
VOUT: 3.39
11
IC314
Analog Switch(EAN64407301)
VIN: 2.5 to 5.5 V
VOUT: ADJ 3.3
VIN: 3.38
VOUT: 3.39
12
IC315
Analog Switch(EAN64407301)
VIN: 2.5 to 5.5 V
VOUT: ADJ 3.3
VIN: 3.38
VOUT: 3.39
13
IC316
Analog Switch(EAN64407301)
VIN: 2.5 to 5.5 V
VOUT: ADJ 3.3
VIN: 3.36
VOUT: 3.39
14
IC317
Analog Switch(EAN64407301)
VIN: 2.5 to 5.5
VOUT: ADJ 3.3 V
VIN: 3.39
VOUT: 3.39
15
IC318
Analog Switch(EAN64407301)
VIN: 2.5 to 5.5
VOUT: ADJ 3.3 V
VIN: 3.39
VOUT: 3.39
16
IC319
LDO Voltage Regulator(EAN64395201)
VIN: 2.3 to 6 V
VOUT: ADJ 3.3 V
VIN: 3.35
VOUT: 1.81
17
IC320
LDO Voltage Regulator(EAN64395201)
VIN: 2.3 to 6 V
VOUT: ADJ 1.8 V
VIN: 3.39
VOUT: 1.81
18
IC321
LDO Voltage Regulator(EAN64395201)
VIN: 2.3 to 6 V
VOUT: ADJ 1.2V
VIN: 3.35
VOUT: 1.81
19
IC322
LDO Voltage Regulator(EAN64395201)
VIN: 2.3 to 6 V
VOUT: ADJ 1.8 V
VIN: 3.38
VOUT: 1.84
20
IC401
AEC
DVDD18: -0.3 to 2.1
AVDD18: -0.3 to 2.1
DVDD28(for 1.8V IO): -0.3 to 2.1
DVDD28(for 3.3V IO): -0.3 to 3.9
VCCK: -0.3 to 1.2
DVDD18: 1.821
AVDD18: 1.81
DVDD28 (for 1.8 V IO): 1.81
DVDD28 (for 3.3 V IO): 3.36
VCCK: 1.125
21
IC403
LDO Voltage Regulator(EAN64395201)
VIN: 2.3 to 6 V
VOUT: ADJ 1.2 V
VIN: 3.39
VOUT: 1.81
22
IC404
Conversion IC
CONFIG : to 3.6 V
IOVDD : to 3.6 V
IOVDD : 1.81 V
CONFIG : 1.81 V
NO. SYMBOL SPEC. (V, mW) MEASURED (V)
23
IC501
MPEG
VCC33IO: -0.3 to 3.46
(3.3V_NOR)
VCC18IO: -0.3 to 1.89
(1.8V_NOR)
DVDD_CORE: -0.3 to 1.05
DDRV (DDR3) : -0.4 to 1.57
(DDR_1.5V)
AVDD33: -0.3 to 3.45
AVDD18: -0.3 to 1.89
AVDD105: -0.3 to 1.10
VCC33IO: 3.39
VCC18IO: 1.81
DVDD_CORE: 1.05
DDRV (DDR3) : 1.53
AVDD33: 3.39
AVDD18: 1.81
AVDD105: 1.05
24
IC504
MCP,eMMC
VDD: 1.7 to 1.95 VDD: 1.85
25
IC700, IC701 IC702
Audio Ampli er(EAN62395902)
VDD: -0.3V~13.2 V VDD: 11.78
26
IC801
e-ARC
IOVCC33: -0.3 to 4
CVCC12: -0.3 to 1.5
PVCC12: -0.3 to 1.5
AVCC33: -0.3 to 4
AVCC12: -0.3 to 1.5
IOVCC33: 3.36
CVCC12: 1.25
PVCC12: 1.25
AVCC33: 3.36
AVCC12: 1.25
27
IC802
Analog Switch(EAN64407301)
VIN: 2.5 to 5.5 V
VOUT: ADJ 3.3
VIN: 3.38
VOUT: 3.39
28
IC803
LDO Voltage Regulator(EAN64395201)
VIN: 2.3 to 6 V
VOUT: ADJ 1.8 V
VIN: 3.36
VOUT: 1.84
29
IC919
IC,Analog Switch(EAN65165901)
VIN: 2.5 to 5.5 V
VOUT: ADJ 5 V
VIN: 5.16
VOUT: 5.05
30
ICK01
Capacitive Touch
Sensor(EAN62345001)
VDDIO :-0.5 V to 3.6 V VDDIO: 3.36
3-203-19
CIRCUIT VOLTAGE CHART

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LG SN8YG Specifications

General IconGeneral
Audio decodersDTS Digital Surround, DTS Virtual:X, DTS-HD HR, DTS-HD Master Audio, DTS:X, Dolby Atmos, Dolby Digital, Dolby Digital Plus, Dolby TrueHD
Equalizer modesBass Blast, Bass Blast+, Standart
RMS rated power440 W
Audio output channels3.1.2 channels
Audio Return Channel (ARC)Yes
Soundbar speaker RMS power220 W
Subwoofer typeActive subwoofer
Subwoofer connectivityWireless
Ethernet LANNo
HDCP version2.2
Bluetooth version4.2
Connectivity technologyWired & Wireless
Digital audio optical out1
FM radio-
Display typeLCD
Product colorBlack
Virtual assistantGoogle Assistant
Audio formats supportedAAC, AAC+, FLAC, LPCM, MP3, OGG, WAV, WMA
Network streaming services supportedChromecast
Mobile operating systems supportedAndroid, iOS
Cables includedOptical
Number of products included1 pc(s)
Remote control battery typeAAA
Number of remote control batteries4
Power sourceAC
Soundbar power consumption39.4 W
Power consumption (standby)0.5 W
Subwoofer power consumption36 W
Weight and Dimensions IconWeight and Dimensions
Depth119 mm
Width1060 mm
Height57 mm
Soundbar weight4400 g
Subwoofer depth312.8 mm
Subwoofer width221 mm
Subwoofer height390 mm
Subwoofer weight7800 g

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