Advertisement
Quick Links
LED TV
SERVICE MANUAL
CHASSIS : LB5CP
MODEL : 65UX340C
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL69270703 (1507-REV00)
North/Latin America
Europe/Africa
Asia/Oceania
65UX340C-TA
Internal Use Only
http://aic.lgservice.com
http://eic.lgservice.com
http://biz.lgservice.com
Printed in Korea
Advertisement
Related Manuals for LG 65UX340C
Summary of Contents for LG 65UX340C
- Page 1 Internal Use Only North/Latin America http://aic.lgservice.com Europe/Africa http://eic.lgservice.com Asia/Oceania http://biz.lgservice.com LED TV SERVICE MANUAL CHASSIS : LB5CP MODEL : 65UX340C 65UX340C-TA CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. P/NO : MFL69270703 (1507-REV00) Printed in Korea...
-
Page 2: Table Of Contents
ADJUSTMENT INSTRUCTION ............... 9 TROUBLESHOOTING GUIDE ..............17 BLOCK DIAGRAM ................. 24 EXPLODED VIEW .................. 25 SCHEMATIC CIRCUIT DIAGRAM ........... APPENDIX - 2 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes... -
Page 3: Safety Precautions
An other abnormality exists that must be corrected before the receiver is returned to the customer. - 3 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes... -
Page 4: Servicing Precautions
- 4 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes... - Page 5 1. Clip each fuse or resistor lead at top of the circuit board hollow stake. 2. Securely crimp the leads of replacement component around notch at stake top. - 5 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
-
Page 6: Specification
USB (2EA) and SVC External Speaker Max 1W @ 8 ohm Stereo SE output RTC(Real Time Clock) ± 3Sec/24Hrs - 6 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes... - Page 7 85.5 VESA(WXGA) 1280*1024 @60Hz 63.981 60.020 VESA(SXGA) FHD only 1920*1080 @60Hz 67.5 60.0 148.5 WUXGA (Reduced blanking) FHD only - 7 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 8 UDTV 2160P UHD only 4096*2160 135.00 59.94 593.41 UDTV 2160P UHD only 4096*2160 135.00 60.00 594.00 UDTV 2160P UHD only - 8 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
-
Page 9: Adjustment Instruction
(3) Click "Read" tab, and then load download file(XXXX.bin) by clicking "Read". (3) Show the message “Copying files from memory” filexxx.bin - 9 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes... - Page 10 ▪ ad 00 10 [Adjust 1024*768 RGB] ▪ aa 00 90 End Adjust mode * Required equipment : Adjustment remote control. - 10 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 11 EDID D/L MODEL NAME(HEX) 0. Tool Option1 HDMI1 LG TV 00 00 00 FC 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20 (LG TV) 1. Tool Option2 HDMI2 2. Tool Option3 3. Tool Option4...
- Page 12 C0.(When R/G/B Gain are all C0, it is the FULL Dynamic Range of Module) 80-119 Over 120 - 12 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 13 192 (default data) and decrease the others. (8) When adjustment is completed, exit adjustment mode using EXIT key on R/C. - 13 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 14 Vtotal, V_Frequency, Sync_Polarity, Htotal, Hstart, Vstart, 0, Phase Data write : Model Name and Serial Number write in EEPROM,. - 14 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 15 ▪ At success Download, check the OK (3) (4) Remove LAN cable. ▪ Start CI+ Key Download, Push the (4) ▪ Check the OK or NG - 15 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 16 (1) Connect JIG for inspection to RS-232C port on TV as below. (2) Check the LED for IR-Out inspection. - Please refer to the criteria of Judgement. - 16 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
-
Page 17: Troubleshooting Guide
Check Mstar LVDS Output Main Board Check DRV ON Control Check Power Board. P401 11 pin : High Change Module - 17 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes... - Page 18 Check JK4400, CVBS Signal Line Replace Jack R242 Check CVBS_DET Signal Replace R4410 R4410 Replace Mstar(IC101) or Check Mstar LVDS Output Main Board. - 18 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 19 Replace Jack. R/G/B signal Line. Check RGB_DET Signal. Replace R3308. Replace Mstar(IC101) or Check Mstar LVDS Output. Main Board. - 19 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 20 Check HDMI Signal. Replace Main Board. If no problem, check signal line. Check Mstar LVDS Output. Replace Mstar(IC101) or Main Board. - 20 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 21 Replace connector Check Connector & P5600. if found to be damaged. Check speaker resistance Replace speaker. and connector damage. - 21 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 22 Check JK4400 Signal Line. Replace Jack. R4408, R4409 Follow procedure ‘7. All source audio’ trouble shooting guide. - 22 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 23 Replace Phone Jack(JK3400). 4,5 pin. Replace Phone Jack if found to be Check JK3400. damaged. Check External Speaker. Replace External speaker. - 23 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
-
Page 24: Block Diagram
BLOCK DIAGRAM - 24 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes... -
Page 25: Exploded View
Shock, Fire, or other Hazards. Do not modify the original design without permission of manufacturer. - 25 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes... - Page 26 2014.04.24 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR Power_PD2 THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2015 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 27 2014.04.24 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR USB/RGB/RS232/SPDIF THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2015 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 28 2014.04.24 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Component/RGB/LAN Copyright © 2015 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 29 FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2015 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 30 2014.04.24 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR 1_DDR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2015 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 31 2014.04.24 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR S_FLASH THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2015 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 32 FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2015 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 33 FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2015 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 34 2014.04.24 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR IR_EYE_SENSOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2015 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 35 2014.04.24 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. MAIN1_EU Copyright © 2015 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 36 2014.04.24 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. MAIN2_NON_EU Copyright © 2015 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 37 M1A_URSA9_UD ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. AUDIO[NTP] Copyright © 2015 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 38 2014/07/17 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR TUNER_AJ/US/KR/SA THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2015 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 39 2014.04.24 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. URSA_DCDC Copyright © 2015 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 40 2014. ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR U_UART_GPITO THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2015 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 41 FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. U_Power Copyright © 2015 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 42 FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 2014.04.24 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2015 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 43 FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2015 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 44 FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 2014.04.24 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2015 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
- Page 45 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR T-CON POWER THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2015 LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...