DOWNLOAD LG 42LE8500 (CHASSIS:LB03E) Service Manual ↓ Size: 5.76 MB | Pages: 45 in PDF or view online for FREE

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Measurement condition:
1. RF input: Mono, 1 KHz sine wave signal, 100 % Modulation
2. CVBS, Component: 1 KHz sine wave signal 0.4 Vrms
3. RGB PC: 1 KHz sine wave signal 0.7 Vrms

(option, service only)
1) Put the USB Stick to the USB socket 
2) Automatically detecting update file in USB Stick

- If your downloaded program version in USB Stick is Low,

it didn’t work. But your downloaded version is High, USB
data is automatically detecting

3) Show the message “Copying files from memory”

4) Updating is starting.

5) Updating Completed, The TV will restart automatically
6) If your TV is turned on, check your updated version and

Tool option. (explain the Tool option, next stage)

* If downloading version is more high than your TV have,

TV can lost all channel data. In this case, you have to
channel recover. if all channel data is cleared, you didn’t
have a DTV/ATV test on production line.

* After downloading, have to adjust TOOL OPTION again.
1. Push "IN-START" key in service remote control.
2. Select "Tool Option 1" and Push “OK” button.
3. Punch in the number. (Each model has their number.)

No.

Item

Min. Typ. Max. Unit

1.  Audio practical max

9.0

10.0 12.0

W

EQ Off

Output, L/R

AVL Off

(Distortion=10 %

8.5

8.9

9.8 Vrms Clear Voice Off

max Output)

2. Speaker 

(8 

Ω

10.0 15.0

W

EQ On

Impedance)

AVL On

Clear Voice On

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MICOM

UPD78F0513AGA

-GAM-AX

IC8101

SUB_SCL/SDA

MAX3232CDR

IC8200

RX

MICOM  EEPROM

M24C16-WMN6T

16Kbit

IC8100

BCM3556

IC100

RS232

(P8201)

NEC_TXD

TX

BCM_RXD1

BCM_TXD1

NEC_RXD

IR_PASS

NEC_EEPROM

_SCL/SDA

CEC_REMOTE

WIRELESS

JK8700

WIRELESS_SCL/SDA=>AMP_SCL/SDA

MC14053BDR2G

IC8700

Wireless_TX

Wireless_RX

Wireless_DL_RX

Wireless_DL_TX

BCM_TX

BCM_RX

USB

EPHY_RDP/RDN

USB_DM1/2

USB_DP1/2

P2201/2

USB2512

IC2201

ETHERNET

(JK8200)

EPHY_TDP/RDP

BLUETOOTH

P1895

BT_DM, BT_DP

MOTION REMOCON

P1700

M_REMOTE_RX

 BT_RESET

VREG_CTRL

M_REMOTE_TX

TU_CVBS/TU_SIF

SCL1/SDA1

CONTROL

IR & KEY

P8200

NEC_EEPROM

_SCL/SDA

LED_R/BUZZ

KEY1

KEY2

IR

LED_B/LG LOGO

SIDE_USB

_DP/DM

HDMI 1

TDA19997

4x1 

HDMI Switch

IC8300

HDMI 2

HDMI 3

HDMI 4

HDMI0_ SCL/SDA, TMDS[0-2,CLK]

HDMI1_ SCL/SDA, TMDS[0-2,CLK]

HDMI2_ SCL/SDA, TMDS[0-2,CLK]

HDMI3_ SCL/SDA, TMDS[0-2,CLK]

FE_TS_SERIAL/SYNC/VAL_ERR/DATA_CLK

ATV/DTV

TUNER

(HNIM)

TU2600

Cable

IF_N / P

AV1

COMP1

COMP2

CVBS,L,R

YPbPr,L,R

YPbPr,L,R

Brazil(ISDB)

AUS/TW(DVB-T)

DVB-T

ISDB DEMOD

MN884433

IC2800

IF_AGC

Brazil OPT

RGB-PC

(P8400)

M24C02(EEPROM)

IC8401

PC AUDIO IN

(JK8401)

DSUB_R/G/B, H/V_Sync

RGB_DDC_SCL/SDA

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