LG 42LA8600 / 42LA860Y (CHASSIS:LB34D) Service Manual ▷ View online
2 / 90
Main PCB for Broadband
Main + TCON all in one
To PSU
2
6
4
1
Main processor_Digital(LG1152D),
DDR Memory, Flash Memory
DDR Memory, Flash Memory
2
3
4
Micom for Key/IR/Logo sensing
PMIC
Audio AMP
xxLA860x-Tx
Key+IR+Logo
Front Spk
To module
5
5
EPI Wafer
Chassis : LB34D
PCB P/No : EAX65040104
PCB P/No : EAX65040104
3
6
Level shifter
WIFI/BT
1
Built-in Camera
7
7
Main processor_analog(LG1152A)
3 / 90
Main PCB for Broadband
Main + TCON all in one
To PSU
2
6
4
1
Main processor_Digital(LG1152D),
DDR Memory, Flash Memory
DDR Memory, Flash Memory
2
3
4
Micom for Key/IR/Logo sensing
PMIC
Audio AMP
xxLA790x-Tx
Key+IR+Logo
Front Spk
To module
5
5
EPI Wafer
Chassis : LB34D
PCB P/No : EAX65040104
PCB P/No : EAX65040104
3
6
Level shifter
WIFI/BT
1
7
7
Main processor_analog(LG1152A)
4 / 90
16
DDR3
16
1. H13 Block Diagram (External)
DAC_DATA
HSR_P/M
AAD_DATA
CVBS
BB_TP_DATA
AUD
Tuner
PC_AUDIO
PC_Audio_L/R
AV1_Audio L/R
AV1
COMP1
AV1_CVBS
Comp1 Y,Pb,Pr
HDMI
Switch
HDMI2
HDMI3
HDMI3
H13
LG1154AN
USB1(USB3.0)
USB2(USB2.0)
USB3(USB2.0)
Motion-R
M-Remote_Rx/Tx
Audio
AMP
OPTIC
SPK
H/P
Line out
Line out
H/P Audio L/R
SPDIF
I2S
DDR3
4Gb×2
(1600)
4Gb×2
(1600)
8
eMMC
4GB×1
HDMI_CEC
USB 3.0
USB 2.0
USB 2.0
USB 2.0
USB_W-iFi
PHY
RMII
LAN
WOL / WOW
H/P AMP
H13
LG1154D
FRC
TCON
Logo Light
HDMI4
MHL
1A
OCP
1A
OCP
1A
X-TAL
24MHZ
Woofer
HDMI1
SPDIF_OUT_ARC
PMIC
LEVEL
SHIFTER
EPI
CVBS,SIF, IF
TS
5 / 90
IC3201
SII9587CNUC
HDMI_SW
IC7700
TPS65178RSLR
EPI
AR15
[SCL0/GPIO66]
AP15
[SDA0/GPIO65]
I2C_SDA1
IC5600
TAS5733
AMP MAIN
24 [SCL]
23 [SDA]
IC5700
TAS5733
AMP WOOFER
33
Ω
33
Ω
IC3000
R5F100GEAFB
RENESAS
MICOM
3
.3
k
Ω
I2C_SCL1
3
.3
k
Ω
+3.3V_NOR
+3.3V_NOR
3.3k
Ω
3.3k
Ω
AP6
[SCL3]
AR6
[SDA3]
TU6702-*1
TDSQ-A651D
TUNER_T/C
I2C_SDA4
34
35
I2C_SCL4
22
Ω
22
Ω
3
.3
k
Ω
3
.3
k
Ω
+3.3V_TU
AR16
[SCL1/GPIO64]
AP16
[SDA1/GPIO79]
I2C_SDA_MICOM_SOC
I2C_SCL_MICOM_SOC
1
2
H13
LG1154D
24 [SCL]
23 [SDA]
AR17
[SDA2/GPIO77]
AP17
[SCL2/GPIO78]
I2C_SDA2_SOC
I2C_SCL2_SOC
+3.3V_NOR
3
.3
k
Ω
3
.3
k
Ω
33
Ω
33
Ω
[P60/SCLA0]
[P61/SDAA0]
27
28
[SCL]
[SDA]
[D_SCL]
[D_SDA]
AH32
[SCL4]
AJ33
[SDA4]
I2C_SDA5
63
62
I2C_SCL5
33
Ω
33
Ω
3
.3
k
Ω
3
.3
k
Ω
+3.3V_NOR
[CSCL]
[CSDA]
IC102
R1EX24256BSAS0A
NVRAM
6
5
33
Ω
33
Ω
[SCL]
[SDA]
AH34
[SCL5]
AH33
[SDA5]
I2C_SDA6
3
4
I2C_SCL6
33
Ω
33
Ω
[SCL_T]
[SDA_T]
3
.3
k
Ω
3
.3
k
Ω
+3.3V_TU
2. LG1154 I2C Map
33
Ω
33
Ω
33
Ω
33
Ω
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