LG VR6640 Series Service Manual

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Confidential

ROBOTIC CLEANER

SERVICE MANUAL

CAUTION

BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

MODEL: VR6640****

MFL67646556_Rev00. 03252019

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Page 1 Confidential ROBOTIC CLEANER SERVICE MANUAL CAUTION BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. MODEL: VR6640**** Copyright © 2019 LG Electronics Inc. All rights reserved. Only training and service purposes MFL67646556_Rev00. 03252019...
Page 2: Table Of Contents
9. Types of Defects and the Countermeasures 10. How to Use R-Manager RK diagnosis program 11. How to Use Black Box Viewer 12. Deal Drawing of the Structure Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 3 Error Displaying / Navigation / Main Function Auto/Manual Recharging / Corner Clean / Voice Messaging / Map Drawing / Spot Cleaning / Repeat Cleaning / My Space Cleaning / Zigzag Cleaning Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 4 You can control the Robot Cleaner from your users to fit and remove the mop without having to smartphone. turn over the device. Cleaning n in Cleaning n in Cleaning Cleaning Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 5: Structure And Name Of Each Part
Ultrasonic sensors Obstacle detecting sensor window Detecting sensors of home Ventilation port station & Receiving sensors of remote controller ► Figures can be different from actual objects. Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 6 Sponge filter Suction port flap Dust bin lid Power switch opening button EPA Filter Power cord fixing hook Filter cover ► Figures can be different from actual objects. Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 7: Cautions And Methods During The Usage
3. If the supply cord is damaged, it must be After reading this manual, please keep it in an easily accessible location. replaced by LG Electronics Service Agent in This is the safety alert symbol. This symbol alerts you to potential...
Page 8 Doing so can cause fire or product failure. Failure to follow this warning can cause electric shock, fire or product failure. If the power cord is broken, do not plug it in. Take the product to an LG Electronics Authorised service repairer.
Page 10 Do not put sharp objects into the opening of the Robot Cleaner’s come into contact with metallic objects. ultrasonic sensors. Doing so can cause product failure. Doing so can cause product failure. -10- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 11 Check the following items before use: on the Robot Cleaner. If liquids get inside of the Robot Cleaner, turn off the power supply and contact an LG Electronics sales agent or Empty the dust bin after each operation or prior to it filling up.
Page 12 Remote controller Home station Adapter Pet Brush Batteries for remote controller Side brush (2 pieces) (some models only) (2 units of AAA size) (some models only) -12- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 13 • Press and hold down the Turbo button for 3 seconds to activate registration the registration mode with a voice message. • This mode is for registering the product to Robot Cleaner over (Wi-Fi) Wi-Fi. -13- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 14 'Power' button on the Remote Controller. • The 'Mode' and 'My Space' button can only be used after stopping the Robot Cleaner or whilst it is charging on the Home station. -14- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 15 Homing Hombot. and Charging. Repeat Mode icon Remote connection Icon This indicates the Displayed when the settings for Repeat smartphone connect to Mode. Robot Cleaner. -15- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 16 • If the remote control is far from the Robot Cleaner when activated, it may fail to operate properly. Use the remote within 3 m of the Robot Cleaner if possible. -16- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 17 < Warning > When the Robot Cleaner is operated with the dust bin compartment lid left open, it can cause an injury or serious damage to the product. -17- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 18 < Warning > Do not operate the Robot Cleaner if the Home Station has a damaged cord or plug, if it is not working properly, or if it has been damaged or dropped. To avoid electrical hazards, the cord must be replaced by LG Electronics, Inc. or a qualified service person. -18- Copyright ©...
Page 19: How To Use Main Body Operation Buttons And Remote Controller
※ If 10 minutes elapse without the Robot Cleaner having being given an active command after being turned on, the power will automatically return to Standby again. -19- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 20 'button during the cleaning cycle to stop cleaning. ※ When the power is off, press the ‘Power’ button on the remote controller to turn the power on. -20- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 21 Method 2. When the 'HOME' button of the remote control or the Robot Cleaner is pressed, charging will be prompted by automatically generating a searching signal and returning the Robot Cleaner to the home station. -21- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 22 While in 'Manual' mode, the robot cleaner will run into obstacles placed behind it if the ※ Factory release default setting is 'Zigzag'. backward key on the remote is pressed or held down. -22- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 23 To change the cleaning mode while the Robot Cleaner is in operation, press ● 'button first then select a cleaning mode. The cleaning will then start from the begining.. -23- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 24 In 'Repeat' mode, Robot Cleaner repeats the cleaning in progress until the battery runs out without returning to the home station. -24- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 25 If there is moisture on the floor, it can interfere with the navigation and damage the unit. Smart Diagnosis feature is not available, when the Mop Plate is attached. ● -25- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 26 Location search will be more effective when the Robot Cleaner is closer to the ● location where it was moved from. Location of incident -26- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 27 3. When the Smart Diagnosis has successfully finished, Robot Cleaner will return If any irregularity is found from the diagnosis, please contact the local LG Electronics back to the Home Station and inform the result through a voice message. After the service center.
Page 28 Check for foreign materials on the right wheel. A problem has been found on the left wheel sensor. Run Smart Diagnosis again and, if the same message is announced, contact an LG Electronics service center. A problem has been found on the right wheel sensor.
Page 29 Special characters in the ID of the router may hamper product connection or registration. Recommended specification Android: Higher than 4.1.2(Jelly Bean) ● iOS : Higher than iOS 8 (iPhone5) ● Screen resolution : 1920x1080 ● -29- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 30 ※ Check the product registration method according to the Smart Phone OS. Some screens may look different from the actual app screen. [Create Account] [Confirm email] [Sign in screen2] [Startup screen] [Terms of service] [Sign in screen1] -30- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 31 Wait for approximately 5 minutes after replacing the router or changing ● its security settings, as it may take some time for the changed setting to be recognized. [Start-up screen] [Select Product screen] -31- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 32 Registering the product is required for the initial connection only; you can then ● connect to the Robot Cleaner thereafter without having to repeat this process. [Product category] -32- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 33 Special characters in the ID of the router may hamper product connection or ● registration. Turn off the Mobile Data of Smart Phone, connect to the Internet via Wi-Fi at ● home, and register the product. -33- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 34 Wait for approximately 5 minutes after replacing the router or changing its ● security settings, as it may take some time for the changed setting to be recognized. [Product category] -34- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 35 [Select ‘LG_HOMBOT_REG~’ Wi-Fi] [Check connections] registration. In the case of iPhone, turn off mobile data as follows: ● “Option” → “Cellular” → Turn off Cellular Data -35- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 36 Displays setting status of Schedule Cleaning. Mode Menu You can set serveral modes of the robot cleaner. Start Cleaning immediately. Start searching for the Home station. -36- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 38 Pressing the "Change Gyro" button allows operation of the Simple control by ● tilting the smartphone. [tilting control Guide] [tilting control] [Simple control screen] [Screen during cleaning] [Moving to the Home station] -38- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 39 Setting up or starting Schedule cleaning can only be done whilst the Robot ● Cleaner is charging. [With Schedule cleaning on] [With Schedule cleaning off] -39- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 40 • If power is turned off manually, or any button on the Robot Cleaner is pressed during cleaning, the session may not be logged in the list. -40- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 41 Click "Start Smart Diagnosis" whilst the Robot Cleaner is charging. Be sure to resolve any issue identified in the diagnosis by taking a corresponding measure. If the symptom persists, contact the customer service center of LG Electronics. Smart Diagnosis on the application provides the same function as that of the ●...
Page 42 If the current software is not the latest, please update it. Refer to the details on "Software Update." Basic Information shows the current version of the application and open source license information. [Setting 1] [Setting 2] [Edit nickname] -42- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 43 Software updates will only be done if there is sufficient battery level. ● Ensure that the battery is fully charged before engaging any software update. [Software file download window] [Updating Robot Cleaner] -43- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 44 [Edit mode] (You can enter Edit mode by pressing the pencil image.) Away mode : start cleaning Sleeping mode : start searching home station [Mode] [Away mode] [Edit mode] -44- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 45 3. Pressing "Start/Stop" again will turn Robot Cleaner on with a melody. ※ Any dispute between seller and buyer is an issue between the two parties. LG Electronics provides a product initialization function to restore the unit back to the original factory settings. -45- Copyright ©...
Page 46: Technical Descriptions Of The Parts
COGNE Dongbei Special Steel Epson, Chengdu Galaxy, Sky 13 Magnet Nd-Fe-B Surpass, Highmag KOBE STEEL, LTD. NIPONN 14 Rotor Holder SECC STEEL & SUMITOMO METAL CORPORATION -46- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 49 Typ = 12 / Max = 22 (mA) Operating supply voltage Symbol Rating Unit Remark 4.5 to 5.5 Pin 1 : Vo Pin 2 : GND Pin 3 : Vcc -49- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 51 1.1 Scope This Specifi cation describes es the requirern ents for the battery pack, LGE HIT-I (EAC62218205) supplied by LG Chern, included rechargeable lithiurn ion battery and battery management system, The battery management system consists mainly of protection fuel gauging unit.
Page 52 2. Capacity: comparison at each temperature, measured with constant Temperature Characteristics discharge current 0.2C with 12.0V cut-off. Percentage as an index of the capacity compared with 100% at 25. -52- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 53 3.5 Recharging station: Use only the recharging station specified for this battery pack. Using other recharging station other the specification may cause heat generation, flame, or an explosion. -53- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 54: Safety Cautions And Verifications During The Repair
9. Make sure to carry out the insulation test of the motor. (It is OK if it is 5㏀ or more between the impeller cover of the motor and the power connector.) -54- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 55 (+) driver Battery is completely Take out the separated Separate by pressing the battery separated from the set battery out of the set connector hook with hand -55- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 56 Insert both hands into Separate left and right the separated gap hook to down direction 3. Separate DÉCOR COVER 3. Separate DÉCOR COVER 3. Separate DÉCOR COVER -56- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 57 3. Separate DÉCOR COVER 4. Separate BODY COVER Slide your hand under the body cover and remove the connector. 4. Remove the body cover.(2) 5. Cover assembly is removed. -57- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 58 Take out wire from cover to take out hook and separate speaker WINDOW GLASS Remove 3 screws 9. Separate Speaker 10. Separate WINDOW GLASS 11. Separate WINDOW GLASS -58- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 59 14. After TOP COVER ASS’Y is separated Separte UI PCB Separate 6 screws Separate wire 15. Separate HOLDER 16. Separate UI PCB, wire 17. After INNER COVER is separated -59- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 60 Assembly by pressing the ends of both Arrange well after top cover assembly springs using (-) driver so that the wire can move well -60- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 61 (Be careful not to break) Lock indicated eight hooks with both sides Pull hard upward 4. Separate WINDOW VIEWING (1) 5. Separate WINDOW VIEWING (2) 6. Reassemble WINDOW VIEWING -61- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 62 Separate 2 LED PCB Separate 4 IR PCB 2. After WINDOW LED is separated 3. Separate Ultrasonic Sensor 4. Separate IR PCB, PSD sensor, Front camera -62- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 63 Remove 3 screws to micro switch separate main board 9. Separate MOP sensor wire 10. Separate CLIFF sensor wire 8. Separate main board -63- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 64 Lift by inserting driver Lift by inserting into the groove in the driver into the caster caster 14. Separate AIR guide 15. Separate front caster 16. Separate rear caster -64- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 66 TP sensor fully in the guide, abnormal noise, so firmly fix to the and insert connector, whether it works after the assembly guide. -66- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 67 How to Disassemble/Assemble Major Parts The rubber gasket shall not go out of the support Assemble the marked part to face upward, and assemble rubber gasket inside the support -67- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 68 1. Separate harness and spring 2. Separate COVER WHEEL 3. Separate WHEEL Disassemble motor by unscrewing 2 screws 4. Disassemble Motor 5. When WHEEL is disassembled -68- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 69 Insert IR signal wire into first and First, insert 2-line wire into the guide second guide with u-shaped way and after assembly the micro switch wheel cover guide consecutively -69- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 70 Insert NTC wire into wheel cover guide Fasten the wire and NTC with attaching with U-shaped way and then arrange EPDM not to be taken off from wheel the NTC part. assembly -70- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 71 Push lightly to the right pulling up the nozzle Separate 3 screws and lift 4. Separate BASE ASS’Y nozzle 5. Separate agitator brush 6. Separate agitator motor ASS’Y -71- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 72 How to Disassemble/Assemble Major Parts 7. Right side agitator motor ASS’Y 8. Left agitator motor ASS’Y -72- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 73 Press or hit hard the hook with palm Assemble the hook by pressing hard the right side hook with palm -73- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 74 1. Separate handle 2. Separate dust bin cover Take out dust bin filter from the hook with hand 5. Dust bin deal drawing 4. Disassemble dust bin filter -74- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 75 (-) driver Take out of BASE with finger 1. Separate power switch (1) 2. Separate power switch (2) 3. Separate power switch (3) -75- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 76 Make sure polar direction switch assembly of switch ■ Suction module disassembly Unable to remove. Do not remove motor, fan and motor case behind the diagram on the right. -76- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 77 3. Disassemble COVER BODY condenser Push up lightly the Push up with both thumbs receptacle with (-) driver 4. Disassemble COVER FRONT 5. Separate connector 6. Separate wire -77- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 78 Pick out receptacles from switch pushing switch hooks 8. Separate power cord (3) 9. Separate PLATE GUIDE and PCB 10. Separate STOPPER(1) (switch-applied) -78- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 79 How to Disassemble/Assemble Major Parts Separate stopper with hands or equipment 10.Separate STOPER(2) -79- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 81: Types Of Defects And The Countermeasures
Remocon Remocon Battery reciver PCB reciver PCB Power Switch Suction Top Cover & Base Connection Vision PCB Cliff Sensor Wi-Fi Module DustBin Micro Switch Contact Speaker -81- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 82 (Ultrasonic, Infrared) Left PSD Right PSD BAT1 Micro Battery Left Wheel Right Wheel Charging Top Cover terminal & Base Connector Debugger Suction Battery Program Downloader -82- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 85 Types of Defects and the Countermeasures Charge defect Charge defect In case where the charge display and sound are not output when the main body is placed on a charger -85- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 88 Rotating at the same place In case where the main body is rotated at the same place when cleaning starts or in the middle of cleaning -88- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 89 In case where the main body is not be able to go out of a certain area when cleaning starts or in the middle of cleaning -89- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 90 Types of Defects and the Countermeasures Circle around the same place / barrier sensing complaint_Position sensor (PSD) confirm Circle around the same place / barrier sensing complaint_OFS sensor confirm -90- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 91 Types of Defects and the Countermeasures Circle around the same place / barrier sensing complaint_Acceleration sensor confirm Circle around the same place / barrier sensing complaint_Cliff sensor confirm -91- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 93 Replace the lighting LED PCB. If it didn't change anything: Replace the Main PCB. Remote controller reception part is normal The lighting LED is working. -93- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 94: How To Use R-Manager Rk Diagnosis Program
How to Use R-Manager RK diagnosis program Lab view runtime installation Lab view runtime installation -94- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 95 VR6480VMNC (See how to change to Test mode in the TCP Connection Method section.) Applies only to VR6480 Ser, VR6370 Ser, VR6680 Ser -95- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 96 You're now connected to the Time on the remote control. diagnosis program. Applies only to VR6480 ser. and VR6680 ser. Applies only to VR6480 ser. and VR6680 ser. -96- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 97 Roboking is in Test mode. Applies only to VR6480 ser. and VR6680 ser. Applies only to VR6480 Ser, VR6370 Ser, VR6680 Ser -97- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 98 [How to connect to the diagnosis program.] Press the Set Time+Turbo+Set Time on the remote control. Applies only to VR6480 ser. and VR6680 ser. -98- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 99 How to check: If you get the message saying, "Starting Test mode." after you turn off and back on the power back on. the Roboking is in Test mode. Applies only to VR6480 ser. and VR6680 ser. -99- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 100 How to Use R-Manager RK diagnosis program R-Manager RK diagnosis program use method R-Manager RK diagnosis program use method -100- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 101 How to Use R-Manager RK diagnosis program R-Manager RK diagnosis program use method R-Manager RK diagnosis program use method -101- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 102 How to Use R-Manager RK diagnosis program R-Manager RK diagnosis program use method R-Manager RK diagnosis program use method -102- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 103 How to Use R-Manager RK diagnosis program R-Manager RK diagnosis program use method R-Manager RK diagnosis program use method -103- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 104 How to Use R-Manager RK diagnosis program R-Manager RK diagnosis program use method R-Manager RK diagnosis program use method -104- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 105 How to Use R-Manager RK diagnosis program R-Manager RK diagnosis program use method R-Manager RK diagnosis program use method -105- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 106 Movie2 Button : Retrieve movie at the set interval Set the run time to at least 500ms. You can watch the video taken by the front camera through App Home View. -106- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 111 The file will be downloaded File name: totalblackbox.tar.gz after connecting to the robot. after connecting to the robot. Applies only to VR6480 ser. and VR6680 ser. -111- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 112 Check the totalblackbox.tar.gz file and move it to the PC. Unzip the file and then check the Black Box Data. Applies only to VR6480 ser. and VR6680 ser. -112- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 113 The Roboking will turn off and on again to apply the updated software. [Software file [Updating Roboking] download window] Applies only to VR6480 Ser, VR6680 Ser -113- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 115: Deal Drawing Of The Structure
■ VR6640 - Base Assembly BBU1 BBU1 BCS1 ACS1 BPM1 BPM1 BSN2 BSN2 BHS2 MGJ185 ACS2 BHS9 BBA2 BBA1 BCS1 BCS1 BAW1 BBB1 BAA1 BRL1 BHS5 -115- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 116 #EV# Deal Drawing of the Structure BRB2 BFC1 AAB1 AAB2 SC02 BAC1 SC02 BCD2 BSG1 BBN1 BCD1 BSC2 BSB1 BRB1 BCB1 -116- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 117 #EV# Deal Drawing of the Structure BHS1 BHS1 BWW2 BWW1 BMD1 BMD1 BSC3 BSC3 BWH1 BWH1 BWA1 BWA2 BMD2 BGT1 BFF1 BGA1 BHS3 -117- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 119 #EV# Deal Drawing of the Structure ■ Cover Assembly CWA1 CCD1 CPB1 CGK1 CPA1 CSP1 CSP2 CCT1 CHD1 CLA1 CHS3 CCV1 CCI1 CPA3 CHS2 CSA1 -119- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 120 #EV# Deal Drawing of the Structure ■ Charger, Assembly AAC1 CHS4 ACB1 CBA1 APG1 APP1 ABB1 AAS1 CCP1 ATC1 ASC1 AHS1 AAS2 -120- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...
Page 121 #EV# Deal Drawing of the Structure ■ Tank Assembly, Dust TBF1 TLC1 THC1 TSC1 TCO1 TFA1 TGA1 TFF1 TPC1 TFE1 TTD1 -121- Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes...

LG VR6640 Series Service Manual

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Need help?

Questions and answers

Summary of Contents for LG VR6640 Series

Page 2: Table Of Contents

Page 5: Structure And Name Of Each Part

Page 7: Cautions And Methods During The Usage

Page 19: How To Use Main Body Operation Buttons And Remote Controller

Page 46: Technical Descriptions Of The Parts

Page 54: Safety Cautions And Verifications During The Repair

Page 80: Cabling Diagram

Page 81: Types Of Defects And The Countermeasures

Page 94: How To Use R-Manager Rk Diagnosis Program

Page 107: How To Use Black Box Viewer

Page 115: Deal Drawing Of The Structure

LG VR6640 Series Service Manual

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