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Technická informácia V6.0-Smart OLED/LED/LCD TV Repair Tips

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Table of Contents
How to Use This Repair Guide ................................................................. 13
How to Repair TV Mainboard? Read This Chapter First Before
You Make Decision to Replace TV Mainboard! ............................... 14
• TV No Power ........................................................................................... 15
• TV No Display with Front Indicator LED Lit ..................................... 17
• TV Cannot Start-up ................................................................................ 17
• TV No Display - the front indicator LED light is lit Green or Blue
colors ........................................................................................................ 18
• TV No Display. If front indicator LED light blinking non-stop ........ 21
• Display Distortion Problem/Painting Display Problem or Abnormal
Display Problem ...................................................................................... 21
• For all the Display Abnormal problem ................................................ 21
• For Painting type Display problem ....................................................... 21
• For Display Upside Down symptom ..................................................... 21
• TV Stuck on Start-up Logo.................................................................... 22
• TV Shows Start-up Logo then Reboot, Non-Stop to Reboot .............. 22
• TV Shutdown Randomly Problem ........................................................ 22
• TV No Sound Problem ........................................................................... 23
• HDMI Input Problem ............................................................................. 24
• And Other TV Mainboard Problem ..................................................... 24
Learn the Skyworth 49U2 Chassis 8S26 (MSD6A918) Smart 4K
LED TV Mainboard Circuits Diagrams ............................................... 25
Do You Know the Functions of These Memory IC in TV
Mainboard: EEPROM, SPI Flash, NOR Flash, NAND Flash and
eMMC? ........................................................................................................... 30
• For non-Smart TV Mainboard .............................................................. 30
• For Smart TV Mainboard ..................................................................... 31
How to Programming/Upgrade the TV Mainboard the Right Way?
When it has The Different Type of Flash Memory like SPI NOR,
NAND and eMMC? .................................................................................... 33
• MSTAR: MStar ...................................................................................... 34
• MTK: MediaTek ..................................................................................... 36
• RTD: RealTek ......................................................................................... 37
• Qualcomm ............................................................................................... 37
• Hi: HiSilicon ............................................................................................ 38
• AML ......................................................................................................... 38
How to Upgrading/Programming the Universal TV Mainboard
Firmware? ....................................................................................................... 41
How Can I Get or Find the TV Firmware? ........................................ 42
What’s the Different of Firmware Copy/Backup from Universal
Programmer vs Firmware Provided by the TV Manufacturer? . 43
How Do I Know the Memory IC (Flash Memory) is Normal or
Abnormal? ..................................................................................................... 47
• If Memory IC Hardware Problem ........................................................ 47
• If Memory IC Software Problem .......................................................... 47
How to Soldering & De-soldering the BGA Chip of eMMC, DDR
Ram & CPU/MainChip .............................................................................. 49
How to Handmade Replace the Small & Medium Size of BGA
Chip in TV Mainboard ............................................................................... 50
• All Tools to Use ....................................................................................... 51
• Step-by-step on how to replace the TV Mainboard CPU (not Smart
TV Mainboard type CPU) .................................................................... 53
How to Reballing the BGA Chip ............................................................. 68
Collection of 3D Smart LED/LCD TV Repair Tips .......................... 78
• CHANGHONG ....................................................................................... 79
• HAIER ..................................................................................................... 81
• HISENSE ................................................................................................. 85
• LG ............................................................................................................. 97
• SAMSUNG ............................................................................................ 103
• SANYO .................................................................................................. 107
• SHARP ................................................................................................... 112
• SKYWORTH ........................................................................................ 113
• SONY ..................................................................................................... 115
• TCL ........................................................................................................ 116
• TOSHIBA .............................................................................................. 130
• TP.VST.PB901 (Universal TV Mainboard) ...................................... 137
TV Symptom/Problems: (Please Refer to the TV Symptoms Table-78)
• No Power
• No Display
• TV Can’t Start-up
• Abnormal Display Problem
• TV Stuck on Logo Problem
• TV Logo Appear and then Reboot, non-stop to Reboot
• TV Reboot Non-Stop Problem
• TV Turn On then Shutdown
• TV Randomly No Display Problem
• TV Blue Screen Problem
• TV No Display with Red LED Light Flashing
• TV Start-up with Logo, after that No Display/ Grey Display
• TV Sometime No Display, Backlight Problem
• TV Display Partial Area Darkness Problem
• TV Channels Problem
• No Display in VGA Mode Input
• TV Randomly Hang/Crashes Problem
• TV No Sound or Sound Abnormal Problem
• Front Key Pad/Buttons Not Working
• TV HDMI Problem
• TV Network Port Problem
• TV WIFI Problem
• TV Display Abnormal While Online Watching 4K Movies
• TV Stuck on “LAUNCHER STOP WORKING” Problem
• How to Clear Protection Error Memory Problem
Which LED TV Backlight Tester is “Best” to Use? ....................... 139
Another New Tool to Easily to do the PSU Self-Test with
Monitoring Feature .................................................................................... 143
SMD 6-Pins IC in LED/LCD TV-Marking Code & Equivalent
List ................................................................................................................... 147
LED/LCD TV Backlight Inverter IC- How to Bypass IC
Protection List .............................................................................................. 156
Collection of COF BoardView List ....................................................... 164
Collection of Service Menu/Factory Mode Login Methods .......... 172
• Steps to login to Branded TV Mainboard Service Menu/Factory
Setting .................................................................................................... 173
• Steps to login to Universal LCD/LED Mainboard Factory Setting . 203
• Collection of China Made Universal TV Mainboard Login Service
Menu Methods ...................................................................................... 212
BONUS-A:
Interconnect Diagrams & Universal TV Mainboard Schematic
Diagrams (page-215)
LG OLED55E8PUA-Interconnect-Diagram...................................217
LG OLED65G6P Smart OLED 4K TV Complete Repair Guide..........218

Interconnect Diagram
Circuit Board Layout
Connector Identification
OLED65G6P Interconnect Diagram
Mainboard Layout and Voltages
Joystick Board Layout and Voltages
Temperature Sensor Board Layout and Voltages
WIFI/M-Remote Board Layout and Voltages
Power Supply Layout and Voltages
MSD6A638JSM Chassis Schematic ODM by Haier .........................237
MST6M182 Chassis Schematic ODM by Haier ..............................248
MT8222 Chassis Schematic Diagram ...........................................257
P65-59S V6.0_VST59 Schematic Diagram ......................................272
T.MT5508.U801 Schematic Diagram ..............................................282
TP.MT5510I.PB801 Schematic Diagram ........................................293
TP.VST59.P83 Schematic Diagram ...............................................304
TP.VST59.PB818 Schematic Diagram ............................................311
TP.VST69D.PB83B Schematic Diagram .........................................317
TP.VST69D.PB751 Schematic Diagram ..........................................328
TP.VST69D.PC801 Schematic Diagram .........................................338
TP.VST69T.PB901 Schematic Diagram ..........................................351
TSUM.V59MS.T9B Schematic Diagram .........................................363
VESTEL 17MB95-2 Schematic Diagram ........................................369
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