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samer22 fadytvsat
LCD TV
SCHEMATICS and EXPLODED VIEW
CHASSIS : LA12E
MODEL : 42LV5500 42LV5500-UA
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
Printed in Korea
EXPLODED VIEW
IMPORTANT SAFETY NOTICE
Many electrical and mechanical parts in this chassis have special safety-related characteristics. These
parts are identified by in the Schematic Diagram and EXPLODED VIEW.
It is essential that these special safety parts should be replaced with the same components as
recommended in this manual to prevent X-RADIATION, Shock, Fire, or other Hazards.
Do not modify the original design without permission of manufacturer.
710
910
900
400
521
810
540
LV2
530
LV1
200
120
500
511
320
300
510
A10
A5
A23
A2
Copyright LG Electronics. Inc. All right reserved. - 19 - LGE Internal Use Only
Only for training and service purposes
42LV5500 EXPLODED VIEW PARTS LIST
ITEM PART No DESCRIPTION
120 EAB62088401 Speaker EN1080C-6795 ND 10W 8OHM 79DB 150HZ 200x25x27
200 EAJ61749101 Panel LC420EUF-SDA1 FHD 42.0INCH 1920X1080 400CD Color 16/9 120Hz with T-CON 10bit(D) Edge 112PKG 10000K (80.2W) LG Display Co. Ltd.
300 ABJ73288707 Ft Frame 42LV5500- . 42" 42LV5500 RS Local BOM
320 MES62378302 MOLD PC EYE 47LW5500 PC 7 PHY 47LW IR Indicator (for C/SKD)
400 ACQ83852512 42LV5500 . 42" 42LV5500 RS Local Back Cover assy
500 EBR72499601 MOTION REMOCON RECEIVER + 3D EMMITER ASSY BARUN ELECTRONICS CO., LTD.
510 EBR72671001 IR+TOUCH ASS'Y CONTROL T.T . LV/LW5500 . LV/LW5500 IR+TOUCH ASS'Y
511 MAZ62829502 MOLD ABS HF380 BRACKET 47LW5500 - ABS, HF-380 Touch PCB Bracket (for C/SKD)
521 MGJ62689302 PRESS EGI 0.5 SHIELD EGI LV5 Side AV Metal Bracket(NTSC)_CSKD of "01"
530 EAY62169801 SMPS LGP4247-11SLPB FREE LGP4247-11SLPB LCD HNE/YUYANG/LGIT/LIENCHANG - H&E CO.,LTD
540 EBR71850702 MAIN M.I LA12E LV5500-UA CKD - (AUSYLHR)
540 EBR73146501 MAIN PAKING LA12E 42LV5500-UA ALL For SKD - (AUSYLJR)
540 EBR71850705 MAIN M.I LA12E LV5500-UA CKD - (AUSYLUR)
710 MAZ62827604 MOLD ABS AF-312 BRACKET 47LW7500 - ABS Cord BRK_Non Flame_C/SKD
800 AGU73528803 SHEET C/SKD of 01 (Insulation assy to attach on module for 42/47)
810 MJH62198002 PRESS H-GI 1.6 GUIDE METAL 47LW7700_Stand guide metal_CSKD
900 AAN73430406 STAND 42/47LV370 - HB, STAND_ASS'Y RS Phantom
910 MJH62197902 MOLD LUPOY Supporter PC 47LW7700_Stand body top_PC + GF 20% BK, CSKD
A1 MFL62882745 PRINTING USER LA01A LG GP3 EN (1) LGEUS
A2 AKB72914042 REMOTE CONTROL LCD LS-Con (LV5500) BB TV for N.AMERICA &CANADA &MEXICO
A3 EAD60817902 AC Power Cord 1.625M 75MM 125V 10A SVT 18AWG 3C BLACK. UL/CSA
A5 MAF60779001 COMPLEX ACCESORY 150*150 0.41t cloth cleaner
A7 EAT60713304 WN8522B2-LF-19 Dongle Only AN-WF100 BCM4323 802.11a/b/g/n
A10 FAB30016104 FAB30016104 MACHINE TYPE D4.0 L12.0 WASHER D8.5 t0.6 SEUNGBO MECHA TECH CO.,LTD
A21 MCK66265801 MOLD ABS XG-568 M3 Remocon ABS M3 Remocon Battery Cover
A23 AKB73295502 MOTION M3_REMOTE CONTROLLER(BAR TYPE) FOR U.S.A(LG)
LV1 EAD61652505 LVDS 455MM 0.50MM 41P WHITE UL20861 Reverse A: 95mm B: 220mm C: 160mm D: 55mm
LV2 EAD61668615 LVDS 365MM 0.50MM 51P WHITE UL20861 reverse Locking A: 95mm B: 180mm C: 125mm D: 55mm
NAND FLASH MEMORY 8Gbit 16Gbit Boot ROM Device Select - (FA4,FAD7,FAD2,FAD1) Strap Setting
+3.3V_Normal
+3.3V_Normal
+3.3V_Normal IC102-*1 0000: ST Micro M25P or compatible Serial Flash
TH58DVG4S0ETA20 0010: 8-bit 512Mbit 512B page SLC NAND Flash devices
IC102 0100: 8-bit 128, 256Mbit 512B page SLC NAND Flash devices
TC58DVG3S0ETA00 0110: 8-bit 1Gbit 2KB page SLC NAND Flash devices
R113 R117 R122 R127 R154 R157 R160 R164 R167 R170 R175 R177 R179 R181 R183 R187 R192
10K 10K 10K 10K 1000: 8-bit 2Gbit, 4Gbit, 8Gbit 2KB page SLC NAND Flash devices 10K 10K 10K 10K 10K 10K 10K 10K 10K 10K 10K 10K 10K
NC_1 NC_26 OPT OPT 1010: 8-bit 16Gbit, 32Gbit 4KB page SLC NAND Flash devices (O) OPT OPT OPT OPT OPT OPT OPT OPT OPT OPT
1 DEV_NAND_16Gbit 48 CI_ADDR[4] 0001: 8-bit 8/16/32Gbit 2KB page MLC NAND Flash devices
NC_1 NC_28
1 NAND_8Gbit 48 NC_2 NC_25 NAND_DATA[7]0011: 8-bit 16/32Gbit 4KB page MLC NAND Flash devices NAND_DATA[0]
2 47
NC_2 NC_27 NAND_DATA[2]0101: 8-bit 32Gbit 8KB page MLC NAND Flash devices
2.7K
2 47 NC_3 NC_24 0111: 3B dual IO Serial Flash CI_ADDR[7]
3 46 NAND_DATA[1]
1001: BB dual IO Serial Flash NAND_DATA[6]
NC_3 NC_26 R114 R118 R123 R128
3 46 NC_4 NC_23 10K 10K 10K 10K 1011: fast Serail Flash > 50Mhz CI_ADDR[6]
NAND_DATA[0-7] 4 45 1100: OneNAND Flash (always 16-bit)
NC_4 NC_25 OPT OPT NAND_CLE
R107 4 45 NC_5 I/O8 1110: Reserved
5 44 1101, 1111: Reserved NAND_DATA[4]
NC_5 I/O8
5 44 NAND_DATA[7] RY/BY2 I/O7 CI_ADDR[9]
16Gbit 6 43
R149 0 NC_6 I/O7 CI_ADDR[11]
6 43 NAND_DATA[6] RY/BY1 I/O6
7 42 CI_ADDR[12]
RY/BY I/O6
NAND_RBb 7 42 NAND_DATA[5] RE I/O5 CI_ADDR[13]
8 41
RE I/O5 CI_ADDR[8]
NAND_REb 8 41 NAND_DATA[4] CE1 NC_22
9 40 NAND ECC (FA3, FA2, FALE) NAND_DATA[3]
CE NC_24
NAND_CEb 9 40 CE2 PSL NAND_DATA[5]
16Gbit 16Gbit 10 39 +3.3V_Normal
NC_7 PSL 0
NAND_CEb2 R148 0 10 39 R151 NC_6 NC_21 R155 R158 R161 R165 R168 R171 R176 R178 R180 R182 R184 R188 R193
11 38 10K 10K 10K 10K 10K 10K 10K 10K 10K 10K 10K 10K 10K
NC_8 NC_23
OPT OPT OPT
C102 11 38 VCC_1 VCC_2
4700pF 12 37 R111 R115 R119
VCC_1 VCC_2 +3.3V_Normal 10K 10K 10K
12 37 VSS_1 VSS_2 OPT 000 = ECC disabled
C101 13 36 OPT
VSS_1 VSS_2 C104 10uF CI_ADDR[3] 001 = ECC 1-bit repair
0.1uF 13 36 NC_7 NC_20
10V 010 = ECC 4-bit BCH (O)
14 35 CI_ADDR[2]
NC_9 NC_22 011 = ECC 8-bit BCH, 27 byte spare
14 35 C103 NC_8 NC_19 NAND_ALE 100 = ECC 12-bit BCH, 27 byte spare
0.1uF 15 34 101 = ECC 8-bit BCH, 16 byte spare
NC_10 NC_21 R112 R116 R120 NAND_DATA[0]:
15 34 CLE NC_18 10K 10K 10K 110, 111 = Reservedd 0: System is LITTLE endian (O) CI_ADDR[9],CI_ADDR[11],CI_ADDR[12],CI_ADDR[13]
16 33 OPT TVM Crystal oscillator bias/gain control
CLE NC_20 1: System is BIG endian
NAND_CLE 16 33 ALE I/O4 0000: 210uA
17 32 0001: 390uA
ALE I/O4 CI_ADDR[7]:
NAND_ALE 17 32 NAND_DATA[3] WE I/O3 0: Disable EDID automatic Downloading from Flash (O) 0010: 570uA
18 31 0011: 730uA
WE I/O3 1: Enable EDID automatic Downloading from Flash
NAND_WEb 18 31 NAND_DATA[2] WP I/O2 0100: 890uA (O)
19 30 0111: 1290uA
+3.3V_Normal WP I/O2 NAND_DATA[6] :
Write Protection 19 30 NAND_DATA[1] NC_9 I/O1 0: Disable OSC clock output on chip Pin (O) 1000: 1416uA
20 29 1111: 2196uA
NC_11 I/O1 1: Enable OSC clock output on chip pin.
- High : Normal Operation 20 29 NAND_DATA[0] NC_10 NC_17 DUAL COMPONENT 0101, 0110, 1001, 1010, 1011, 1100, 1101, 1110: Reserved
R103
4.7K
- Low : Write Protection 21 28
OPT
NC_12 NC_19 CI_ADDR[6]:
21 28 NC_11 NC_16 0: Host MIPS run at 500 MHz (O) CI_ADDR[8]:
NC_13 NC_18
22 27 IC102 1ST : EAN60999801 2ND : T-TC58DVG3S0ETA00 1: Host MIPS run at 250 MHz 0: RESETOUTb (in On/Off only) stay asserted until software releases them.
22 27 NC_12 NC_15 1: Fix amount of delay for de-assertion on RESETOUTb (in On/IOff only)
FLASH_WP 23 26 at end of RESETb pulse (O)
NC_14 NC_17 NAND_CLE:
23 26 NC_13
24 25
NC_14 IC102-*1 0: Differential Oscillators TVM not bypassed (O)
NC_15 NC_16 1: Differential Oscillators TVM bypassed NAND_DATA[3]:
24 25 0: MIPS will boot from external flash (O)
NAND_DATA[4]: 1: MIPS will boot from ROM
0: 27MHz TVM Crystal Frequency
1: 54MHz TVM Crystal Frequency (O) NAND_DATA[5]:
0: FLASH MODE (O)
1: BSC_SLAVE(BBS) MODE
+3.3V_Normal
NVRAM
R196
IC101 10K
LGE35230(BCM35230KFSBG) +3.3V_Normal
RGB_DDC_SDA
S
B
D
NON_BCM_CAP
B5 AE27
HDMI_CLK- HDMI0_CLKN TXOUT0_L0N TXB4P Q101 IC101
4.7K
4.7K
IC103 +3.3V_Normal
OPT
R173
R174
C5 AE28
HDMI_CLK+ HDMI0_CLKP TXOUT0_L0P TXB4N BSS83 G LGE35230(BCM35230KFSBG) M24M01-HRMN6TP
AF27
TXOUT0_L1N TXB3P NAND_DATA[0-7]
A4 AF28
HDMI_RX0- HDMI0_D0N TXOUT0_L1P TXB3N C118 NC VCC
B4 AG27 NON_BCM_CAP 1 8 Write Protection
HDMI_RX0+ HDMI0_D0P TXOUT0_L2N TXBCLKP 0.1uF AG6 AB1 NAND_DATA[7]
AG28 16V 54MHz_XTAL_P TVM_XTALIN FAD_7 R169
TXOUT0_L2P TXBCLKN AB3 NAND_DATA[6] 0 E1 WP - Low : Normal Operation
+3.3V_Normal A3 AE26 FAD_6 2 7
HDMI_RX1- HDMI0_D1N TXCLK_LN TXB2P AF6 AC1 NAND_DATA[5] A8'h - High : Write Protection
B3 AF26 54MHz_XTAL_N TVM_XTALOUT FAD_5
HDMI_RX1+ HDMI0_D1P TXCLK_LP TXB2N AC2 NAND_DATA[4] E2 SCL
AH27 +3.3V_Normal FAD_4 3 6 R190 33
TXB1P AC3 SCL3_3.3V
TXOUT0_L3N
4.7K
NAND_DATA[3]
OPT
R172
A2 AG26 FAD_3
HDMI_RX2- HDMI0_D2N TXOUT0_L3P TXB1N V5 AD2 NAND_DATA[2] VSS SDA
R101 R105 R104 R195 B2 AF25 LNB_INT IRRXDA FAD_2 4 5 R191 33
HDMI_RX2+ HDMI0_D2P TXOUT0_L4N TXB0P AD3 SDA3_3.3V
4.7K 4.7K 4.7K 4.7K AE25 R198 FAD_1 NAND_DATA[1]
TXOUT0_L4P TXB0N 10K AE2 NAND_DATA[0]
FAD_0
AB4
W2 FP_IN0
CEC RGB_DDC_SCL Y4
AH26
S
B
D
FP_IN1
TXOUT0_U0N TXA4P AG1
V4 AG25 FALE NAND_ALE
DDC0_SCL TXOUT0_U0P TXA4N Q102 AA4 AF1
W4 AE24 SPARE_ADC1 FCEB_0 NAND_CEb
DDC0_SDA TXOUT0_U1N TXA3P BSS83 Y5 AC5
AD24