LG 37LD340H / 37LD345H (CHASSIS:LA06G) Service Manual ▷ View online
S7(LGE105DB-LF-1)
Flash Block & Reset
Flash Block & Reset
NAND FLASH
(HY27UF082G2B-TPCB)
PCM_A0
PCM_A1
PCM_A2
PCM_A3
PCM_A4
PCM_A5
PCM_A6
PCM_A7
PCM_PF_RBZ
PCM_PF_CE1Z
PCM_PF_CE0Z
PCM_PF_CE1Z
PCM_PF_CE0Z
PCM_PF_WEZ
RB
RE
CE
CLE
ALE
WE
I/O 0
I/O 1
I/O 2
I/O 3
I/O 4
I/O 5
I/O 6
I/O 7
8
PCM_A[0-7]
WP
PCM PF_AD15
/F_RB
/PF_OE
/PF_CE0
/PF_CE1
PF_ALE
/PF_WE
/PF WP
Reset Switch
SOC_RESET
RESET
+3.5V_ST
Micom
(MSP430F5419IPZR)
S7(LGE105DB-LF-1)
I2C Block
I2C Block
DDCR_CK/GPIO72
DDCR_DA/GPIO71
33 ohm
33 ohm
+3.3V_TU
1.2k ohm
1.2k ohm
22 ohm
22 ohm
+3.3V_Normal
2.2k ohm
2.2k ohm
EEPROM
(M24M01)
IC104
22 ohm
22 ohm
0 ohm
0 ohm
+3.3V_Normal
1k ohm
1k ohm
33ohm
33 ohm
EEPROM
(BAT24C02BN)
IC1105
TU_SCL/SDA
I2C_SCL/SDA
DDCA_CK/UART0_RX
DDCA_DA/UART0_TX
22 ohm
22 ohm
RGB_DDC_SCL/SDA
+5V_Normal
4.7k ohm
4.7k ohm
AUDIO AMP
(NTP7000)
IC501
AMP_SCL/SDA
HDCP EEPROM
(CAT24WC08W)
(CAT24WC08W)
IC103
22 ohm
22 ohm
PTC Micom
(MSP430F5419IPZR)
IC1602
FRAM
(FM24C16A)
IC1608
TGPIO0/UPGAIN
TGPIO1/DNGAIN
LGDT1129
(Pro:Idiom)
(Pro:Idiom)
IC1209
22ohm
22 ohm
TGPIO2/I2C_CLK
TGPIO3/I2C_SDA
Tuner
(TDTJ-S001D)
TU5001
EEPROM
(AT24C02BN)
IC801
22 ohm
22 ohm
DDC_SCL_1/SDA_1
+5V_Normal.
4.7k ohm
4.7k ohm
18p
F
18p
F
EEPROM
(AT24C02BN)
IC802
22 ohm
22 ohm
DDC_SCL_2/SDA_2
+5V_Normal
4.7k ohm
4.7k ohm
DDCDB_CK/GPIO25
DDCDB_DA/GPIO26
DDCDA_CK/GPIO23
DDCDA_DA/GPIO24
18p
F
18p
F
3.3k ohm
3.3k ohm
22ohm
22 ohm
MSCL_3.3V
MSDA_3.3V
FE_DEMOD_SCL/SDA
+3.3V_Normal
CMOS
(TXS0104EDR)
IC1608
0 ohm
0 ohm
+5V_ST
10k ohm
10k ohm
P-GAMMA
(MAX9668ETP+)
IC601
S7(LGE105DB-LF-1)
M+S Output Block(37”/42”)
M+S Output Block(37”/42”)
P701(30pin)
Mini LVDS
P702(30pin)
Mini LVDS
CLK
VCOML / GMA (gamma voltage)
VGH / VDD /
VCC / VGL /
HVDD
T_con signal ( POL / SOE )
LVDS RXC0+/-
LVDS RXC1+/-
LVDS RXC2+/-
LVDS RXC3+/-
LVDS RXC4+/-
LVDS RXD0+/-
LVDS RXD1+/-
LVDS RXB0+/-
LVDS RXB1+/-
LVDS RXB2+/-
LVDS RXB3+/-
LVDS RXB4+/-
LVDS RXA0+/-
LVDS RXA1+/-
MAX17113
(4CH DCDC)
IC603
TPS62110
(DCDC)
IC600
MAX9668
(P_GAMMA)
IC601
MAX17119
(Level shifter)
IC602
VGH(+25V)
VDD_LCM(+16V)
VCC_LCM(+3.3V)
VGL(-5V)
Panel_Vcc(+12V)
Enable1 For VGL
Enable2 For VGH/VDD
Panel_Vcc(+12V)
Enable2 For HVDD
HVDD
GVDD_EVEN/ODD_I
GSP/GVST_I
GCLK_I
VDD_EVEN/ODD
VST (VGL to VGH)
AMP_SDA
AMP_SCL
CLK / VDD_EVEN_ODD/VST
T_con signal ( POL / SOE )
GMA(3,4,6,7,12,1
3,15,16)
3,15,16)
VCOM
Mini LVDS
OUT Block
6
6
VGL(-5V)
VGH(+25V)
VCC_LCM(+3.3V)
VDD_LCM(+16V)
VCC_LCM(+3.3V)
VCOMR / GMA (gamma voltage)
VGH / VDD /
VCC / VGL /
HVDD
CLK / VDD_EVEN_ODD/VST
GSP/GVST_I
GSP/GVST_I
H_CONV
H_CONV
VCOML
VCOMR
POWER Block (+3.5V_ST)
POWER Block (+3.5V_ST)
P401 or
P403 or P404
(#9~12)
+3.5V_ST
+1.26V_VDDC
+1.5V_DDR
IC403
MP2212DN
(DCDC)3A
IC407
MP2212DN
(DCDC)3A
IC1003
MAX3232CDR
(RS-232C)
+3.5V_ST
L404
IC1201, IC1202
H5TQ1G63BFR-H9C
DDR3
IC1602
MSP430F5419IPZR
(Micom)
IC408
NCP803SN293
(RESET IC)
Power_DET
IC101
(Main SOC)
P6000
(#6)
Control IR & LED
IC1600
SC632ULTRT
(DCDC)
IC1601
BD9306AFVM
(DCDC)
+5V_ST
+12V_ST
L413
L420
L1201
VCC_1.5V_DDR
AVDD_DDR0,1
LGE105B-LF-1
L1209
IC1000, 1001
MC14053BDR2G
(UART)
1168mA
Click on the first or last page to see other 37LD340H / 37LD345H (CHASSIS:LA06G) service manuals if exist.