background image

Panasonic Corporation 2017

Unauthorized copying and distribution is

a violation of law.

c

Model No.

LCD-201703

OLED-201707

Order No. ITD1703902GE

1

Circuit Operation and Troubleshoot

2017 - LCD TV / OLED TV

Ver. 3.0 (Jul-2017)

Summary of Contents for 55ES Series

Page 1: ...ic Corporation 2017 Unauthorized copying and distribution is a violation of law c Model No LCD 201703 OLED 201707 Order No ITD1703902GE 1 Circuit Operation and Troubleshoot 2017 LCD TV OLED TV Ver 3 0 Jul 2017 ...

Page 2: ...content Ver 1 0 27th Mar 2017 First version Ver 2 0 26th May 2017 Add new model information P 5 8 9 14 19 21 22 38 43 47 50 52 55 Ver 3 0 7th Jul 2017 Add OLED model information P 5 10 16 19 21 25 42 54 56 58 59 5 Information for OLED Model P63 78 2 OLED ...

Page 3: ...3 INDEX INDEX 1 Board Layout 2 Video Signal Processing 3 Power Supply 3 1 Power Board Structure 3 2 Stand by Start up Operation 4 SOS Protection Circuit and Troubleshooting 5 Information for OLED Model ...

Page 4: ...1 Board Layout 4 ...

Page 5: ...oard Layout 1 5 GK board is for only 40ES 40E inch model A K P 55 49 43 32 24ES E 40ES E Europe and Oceania 55 49 43 40EX6 65 58 50 40EX7 A K P 65EX6 75EX7 LDP 65 55EZ PB A P K G K OLED G K Z only EZ1000 ...

Page 6: ...me Function A Board Main Board P Board Power supply Backlight Drive Power key Control key K Board Remote Receiver Power LED A02 A12 A10 P3 P A AC input K10 Speaker Speaker K A15 6 Board Layout 2 32E410 400 A P ...

Page 7: ...dule Speaker Speaker K T CON Not repairable One of the panel module A16 P2 7 Board Layout 3 49EX600 A P P3 Board Name Function A Board Main Board P Board Power supply Backlight Drive Power key Control key K Board Remote Receiver Power LED ...

Page 8: ...N Not repairable One of the panel module LDP5 8 Board Layout 5 LDP LDP3 LDP2 Board Name Function A Board Main Board P Board Power supply for Signal Process Board Name Function LDP Board Power supply for Backlight Drive K Board Remote Receiver Power LED 65EX600 A P LDP LDP6 ...

Page 9: ...rd Name Function GK Board Key K Board Remote Receiver Power LED Z Board Only for EZ1000 speaker Audio Signal Processing PB A WiFi Module K T CON Not repairable One of the panel module 65EZ1000 A P PB P GK Bluetooth Module AC input P2 P5 P6 PB6 PB5 PB4 GK4 K10 A02 A15 A12 A10 A16 A21 OLED Z The Speaker of EZ1000 is separated Z02 Z01 ...

Page 10: ...10 2 Video Signal Processing ...

Page 11: ...terminal OPT_out IC8000 MT5561 Resize IP conv OSD HDMI1 2 IC68 De Modulation The input terminals are different by the models or countries LVDS Data to LCD Panel 11 Video Audio Signal Process 1 E4 series USB1 IC4900 Audio AMP ...

Page 12: ...nv OSD HDMI1 2 3 1 Bluetooth TU670 TUNER Headphone IC68 De Modulation CI slot only Europe The input terminals are different by the models or countries IC8601 USB HUB LVDS Data to LCD Panel 12 Video Audio Signal Process 2 ES4 ES5 ES6 series USB1 2 LAN IC8650 LAN IC3800or4900 Audio AMP ...

Page 13: ...tooth TU670 TUNER USB2 USB3 3 0 The input terminals are different by the models or countries 13 Video Audio Signal Process 3 LAN CI slot only Europe USB1 IC8705 USB HUB IC68 De Modulation HDMI1 2 3 4 EX6 EX700 730 series to LCD Panel V by One format IC3800or4900 Audio AMP Headphone ...

Page 14: ... USB2 Headphone USB3 3 0 The input terminals are different by the models or countries 14 Video Audio Signal Process 4 LAN CI slot only Europe USB1 IC8705 USB HUB IC68 De Modulation HDMI1 2 3 4 to LCD Panel IC9000 MFC15 Frame Rate Color space Convert V by One format EX750 780 series IC3800or4900 Audio AMP ...

Page 15: ... or countries 15 Video Audio Signal Process 5 IC9000 MFC15 Frame Rate Color space Convert EZ900 1000 series IC4300 GCEX2 Color space convert LAN CI slot only Europe USB2 IC8705 USB HUB V by One format IC68 De Modulation SD card only TC TX HDMI1 2 3 4 OLED IC64 CI Controller IC3900 01 Audio AMP IC3800 01 Audio AMP Z IC3900 01 Audio AMP add for only EZ1000 to OLED Panel ...

Page 16: ...tween A board and T CON board How to enter While pressing volume button of the TV unit press Yellow or option button of the remote control 3 times within 2 seconds How to exit Switch off the TV unit The test pattern is created by the circuit in LCD Panel Module T CON board Troubleshoot for Video Signal Problem 16 Some patterns are automatically changed The patterns are depend on the LCD panel A IC...

Page 17: ...lf Test Yes No 1 During this indication Self Check of Service Mode is working at the background 2 If NG indication is shown A board defective 3 If All OK it shifts to picture and sound test OK 1 Antenna level low 2 Connection mistake 3 Input devices NG 4 Input select mistake TV unit defective A board Panel or Speaker E400 410 series do not support Troubleshoot for Video Audio Signal Problem 17 A I...

Page 18: ...ory Self check by pressing MENU 2 indication Self check by pressing Blue or OK 0000 Fixed 17d010ff Panel ID Status6 Main SOC EEPROM version STM EEPROM version Status7 STM ROMCOR version AJAX CE version Status8 00014 Starting Count of Panel Maintenance 1 for OLED 00014 Completed Count of Panel Maintenance 1 00001 Starting Count of Panel Maintenance 2 00001 Completed Count of Panel Maintenance 2 HDA...

Page 19: ...19 3 Power Supply 3 1 Power Board Structure ...

Page 20: ...6 4K EX7 4K EZ OLED 24inch A P A P 32inch A P A P 43inch A P A P A P 49inch A P A P A P 50inch A P 55inch A P A P A P A P PB 58inch A P 65inch A P LDP A P A P PB 75inch A P LDP 20 Except K GK boards Board Structure ...

Page 21: ...PWM PFC IC Power IC Power IC HO LO VLED P A 21 BL ON Power Board Structure 1 P Board only This block diagram is 2ch drive for backlight The number of channel is different by the models LCD panels The VLED voltage is also different by the LCD panels 1 ch 2 ch ...

Page 22: ...LDP A 22 Power Board Structure 3 P LDP Boards BL ON only 65EX6 75EX7 DCDC LED Drive IC VLED Anode Cathode 1 ch 2 ch 1 ch 2 ch LDP block diagram is 2ch drive for backlight The number of channel is different by the models LCD panels The VLED voltage is also different by the LCD panels ...

Page 23: ...V STB5V 16V Power IC HO LO PFC IC Power IC HO LO P PB A 23 Power Board Structure 4 P PB Boards TNPA6311 6333 TNPA6310 PB EVDD_ON BL ON only EZ 24V 12V P REG OLED There is no drive circuit for backlight 24V TV_SUB ON ...

Page 24: ...24 3 2 Stand by Start up Operation The explanation is for the case of Power Board Structure 1 P board only ex 49 55EX600 but LDP P LDP P PB cases are basically same start up operation ...

Page 25: ...ule A T CON board LCD Panel STB3 3V F15V PNL12V A16 44 51 12V 3 3V 5V 1 5V 1 0V 3 3V PNL12V 9 10 14 The DC level is different by the LCD panel 25 A02 Voltage Distribution A P Boards Ex 49 55EX600 series Each models are different pin allocation but operation is same VLED1 2 110 132V 3 7 1 5 16V STB5V 7 7 Up convert 1 4 A P ...

Page 26: ...the power supply receives the TV_SUB_ON signal it outputs 2 different voltages 16V to the A board on pins 1 2 3 and 4 of connector P2 64V to the LED backlight drive part After A board is ready to display it outputs Backlight_on command to P board P board output 110 130V to the backlight of LCD panel on pins 3 and 7 of connecter P3 10 POWER_ON KEY3 6 light 2 64V 26 Start up Operation 1 1 5 3 7 Each...

Page 27: ...LO FB 64V Q7402 04 7 P2 D7106 Rectifier T7202 D7217 C7213 15 VCC Q7403 05 D7406 07 C7424 Through OFF OFF from AC plug in to P board 1 PFC IC7201 7 1 4 13 TNPA6376 27 OFF PFC OFF AC100V 140V AC240V 330V Start up Operation 2 D7403 C7422 PGS 14 LED Drive IC7800 P3 Anode2 Cathode2 Tr Anode1 Cathode1 Tr 1 5 3 7 Ex 49 55EX600 series SRV 5V A P ...

Page 28: ...01 starts supplyinng of switching pulses for Q7301 Q7302 Due to this current starts to lead through winding of T7301 which starts to generate output voltages One of these voltages VCC is used for power supplying of the IC 7301 to its pin 10 When the power supply starts up the 16V is providing by D7406 07 C7424 This voltage leads to IC7405 which is 5 volts DCDC converter This voltage STB5V is provi...

Page 29: ... SW Standby It can receive Power SW Remote Viera Link and so on North America Power LED OFF Except North America Power LED OFF Power LED RED Power SW on 2 from to A board 1 POWER Switch 10 10 Automatically 29 Start up Operation 4 IC8000 PEAKS Signal Processing Each models are different pin allocation but operation is same Ex 49 55EX600 series A P ...

Page 30: ...ca Power LED OFF Except North America Power LED OFF Power LED RED Power SW on 2 from to A board 1 POWER Switch 10 10 Automatically 30 Reference Start up Operation 4 1 5V IC8101 To WiFi adaptor 1 5V for WiFi JK8705 8605 LAN 1 JK8600 Enable Enable IC8706 IC8000 PEAKS Signal Processing The power line for LAN WiFi is supplied from Standby power If the setting of Power on by Apps etc function is enable...

Page 31: ...1 The IC8000 lights on the RED LED and is ready to power on the TV by receiving the Power switch on Remote on Viera Link and so on This is a standby state 1 Only North America model Power switch on is no need automatically this procedure is operated after the TV is plugged in But the RED LED does not light When the power on command from the power switch the remote control and so on is provided to ...

Page 32: ...7106 Rectifier PFC IC7201 Q7201 T7202 D7217 C7213 15 8 7 VCC 1 4 Q7403 05 BL ON L7815 32 Anode2 Cathode2 Vcc PFC ON AC100V 380V AC240V 380V SRV 16V SRV VLED SRV VLED2 SRV 5V The DC level is different by the LCD panel Q7804 Tr 3 STB PWM 9 PGS D7406 07 C7424 D7403 C7422 13 14 L7816 Anode1 SRV VLED1 Q7801 Cathode1 Tr 1 5 3 7 Start up Operation 6 from to P LD board 2 3 LED Drive IC7800 P Ex 49 55EX600...

Page 33: ...the IC 7301 changes the switching frequency from standby state to working state because of providing high power current Output voltages from transformer T7301 start rising up until the moment when IC7401 started to operate This IC measures the 16V line output in the secondary side The output of this IC is provided by PC7301 to pin 4 of IC7301 IC7301 adjust the switching frequency by this feedback ...

Page 34: ...DCDCEN SUB5V PFC T7202 IC7201 DC DC IC7301 F15V IC5000 ANALOG ASIC IC8000 PEAKS 16V DC DC IC7503 STB5V STB3 3V 34 The DC level is different by the LCD panel 3 7 P3 IC5230 IC4506 IC5200 7 IC7800 DCDC LED Drive 64V Output VLED1 2 110 132V TNPA6376 A board SUB voltage 3 Start up Operation 8 16V 64V SRV 16V Ex 49 55EX600 series 9 1 2 3 4 7 1 8V IC5240 eMMC1 8V STB1 5V A P ...

Page 35: ... board to generate the SUB Voltages used for signal processing operation SUB1 0V 1 8V 3 3V 5V and HDMI3 3V TU1 8V Each voltage regulators start up by high state of DCDCEN signal which is pull up to F15V So F15V is provided to A board each SUB voltage regulator ICs start output A board SUB voltage 3 35 Start up Operation 9 A P ...

Page 36: ...Module PNL12V F15V SUB5V T CON PFC T7202 IC7201 DC DC IC7301 Back Light F15V IC5000 ANALOG ASIC IC8000 PEAKS 16V DC DC IC7405 STB5V BL_SOS IC5260 STB3 3V 36 The DC level is different by the LCD panel 1 5 P3 PWM IC5420 IC8001 IC5400 7 15 IC7800 DCDC LED Drive and A board PNL voltage 4 5 Start up Operation 10 14 13 64V Output 16V TNPA6376 12V 1 2 3 4 VLED1 2 110 132V STB1 5V 1 5V 9 7 15 14 13 1 2 3 ...

Page 37: ...00 outputs the BL_ON command to the P board The BL_ON command turns on the IC7800 for LED backlight drive Then the 64V rise up over 110V and output to the backlight on the LCD panel The backlight starts lighting by PWM signals and LCD panel displays the pictures If the backlight drive circuit does not work normally the BL_SOS signal is informed to the IC8000 At that time IC8000 stops outputting th...

Page 38: ...06 Rectifier PFC IC7201 Q7201 T7202 D7217 C7213 15 8 7 VCC 1 4 Q7403 05 BL ON L7815 38 Anode2 Vcc PFC ON AC100V 380V AC240V 380V SRV 16V SRV VLED SRV VLED2 SRV 5V The DC level is different by the LCD panel Q7804 3 STB PWM 9 PGS D7406 07 C7424 D7403 C7422 13 14 L7816 Anode1 SRV VLED1 Q7801 1 5 P Q7414 Q7416 17 Q7315 LED Drive IC7800 Cathode2 Tr Cathode1 Tr 3 7 Start up Operation 12 P board backligh...

Page 39: ...3 LCD Module A T CON board LCD Panel STB3 3V F16V PNL12V A16 44 51 12V 3 3V 5V 1 5V 1 1V 3 3V PNL12V 9 12 14 The DC level is different by the LCD panel 39 A02 Reference Voltage Distribution A P LDP Boards only 65EX6 75EX7 series Each models are different pin allocation but operation is same VLED1 2 16V STB5V 7 1 4 7 P2 1 3 1 3 LDP2 3 Up convert A P LDP ...

Page 40: ...16V 5VS 1 5 11 13 24 26 12V 3 3V 5V 1 5V 1 1V 3 3V PNL12V 13 14 TV_SUB_ON 17 16 POWER_ON POWER Switch EVDD_ON BL_ON 40 A02 TNPA6310 TNPA6311 33 PB4 16V Output Reference Voltage Distribution A P PB Boards only 65 55EZ series P6 PB6 1 3 1 3 EVDD_ON 8 15 1 7 24V Output 24V OLED A P PB 1 19 ...

Page 41: ...Red Power LED off AC Plug in STB5V form P to A 16V from P to A PNL12V from A to Panel T CON SUB_ON from A to P Power LED Panel_Vcc_ON from A to Panel TCON VLED from P to Panel Backlight BL_ON from A to P LDP Power on Standby Power on Standby North America Power LED Green RED Power LED Red OFF Power Off no exist 5V 16V 12V Ex 32V VLED PANEL_VCC_ON signal PNL12V output 32V up to VLED E series The DC...

Page 42: ...NL12V from A to Panel T CON SUB_ON from A to P Power LED Panel_Vcc_ON from A to Panel TCON VLED from P to Panel Backlight BL_ON EVDD_ON from A to P LDP PB Standby Power on Standby Power on Power on North America Power LED Green RED Power LED Red OFF Power Off no exist Also 16V is necessary before Power LED Standby Power on 5V 16V 12V Ex 64V VLED 64V up to VLED BL_ON_ON signal EX ES EZ series Power...

Page 43: ... LED OFF AC Off Plug Out Plug In Plug Out Plug In Plug Out Plug In Remote Pow SW Reference State Transition Diagram Power On LED Red Stand by LED OFF AC Off Plug Out Plug In Plug Out Plug In Pow SW Remote Except the Americas The Americas Pow SW 43 ...

Page 44: ...44 4 SOS Protection Circuit and Troubleshooting ...

Page 45: ...SUB5V 1 5V 1 1V voltage quick 3 P A OLED Panel TCON SOS 2 Panel A Memory eMMC read problem quick 2 4 A No voltage SUB3 3V after wake up once 7 7 7 7 7 7 A Audio amplifier SOUND_SOS 9 9 9 9 9 9 A speaker FRC_SOS IC9000 10 10 A Emergency SOS 13 13 13 13 13 13 A GCEX_SOS IC4300 16 A 45 When an abnormality occurs in the unit the SOS Detect circuit is triggered and the TV shuts down Shut down means tha...

Page 46: ...k 1 Blink 7 Blink detect OFF N OFF Back Light 46 The DC level is different by the LCD panel IC5260 IC5420 IC8001 IC5400 12V P2 Q7403 05 16V Output Transformer T7301 3 7 PFC T7202 IC7201 DC DC IC7301 16V 1 5 P3 16V TNPA6376 BL_SOS BL_ON 9 14 LCD_TV_SUB_ON 15 Tr Ex 49 55EX600 series 44 51 VLED1 2 110 132V 64V Q7402 04 64V Output 1 2 3 4 9 14 15 1 2 3 4 IC7800 LED DC DC Drive Protection Circuit Prote...

Page 47: ... D7403 C7422 D7406 07 C7424 13 14 15 9 LED blinks Detail error Board may defect 1 BL_SOS LED driver Panel P If the IC7800 detects 1 abnormal current of backlight LEDs Backlight LED broken or Low No VLED voltage 2 abnormal DC DC power supply of IC7800 does not rise up the VLED voltage or the IC7800 does not work No Vcc or No BL_ON PWM signal or defect itself the IC7800 output BL_SOS signal to IC800...

Page 48: ...er100V P board Connect P3 connector Power on Check if the voltage of SRV VLED1 2 pin1 5 of P3 before LED 1 blink Both OK P board Panel Module Shorted OK Short check between SRV VLED and GND Panel Module Ex 49 55EX600 series Troubleshooting for LED Blinking 1 time blink for A P type 2 A P SRV VLED SRV VLED1 SRV VLED2 P board TNAP6376 P board TNAP6376 ...

Page 49: ...OFF ON OFF 9 Blink 1 Blink 7 Blink detect OFF N OFF Back Light The DC level is different by the LCD panel IC5260 IC5230 IC8001 IC5200 12V P2 Q7403 05 16V Output Transformer T7301 PFC T7202 IC7201 DC DC IC7301 16V IC7800 LED DC DC Drive Ex TNPA6374 9 LCD_TV_SUB_ON Ex 65EX6 75EX7 series 44 51 VLED1 2 64V Q7402 04 64V Output 1 2 3 4 9 14 15 1 2 3 4 LDP3 Ex TNPA6375 LDP5 LDP6 1 3 BL_ON 3 BL_SOS Tr 4 1...

Page 50: ...ay defect 1 BL_SOS LED driver Panel LDP P If the IC7800 detects 1 abnormal current of backlight LEDs Backlight LED broken or Low No VLED voltage 2 abnormal DC DC power supply of IC7800 does not rise up the VLED voltage or the IC7800 does not work No Vcc or No BL_ON PWM signal or defect itself the IC7800 output BL_SOS signal to IC800 LED blink 1 time LED Drive IC7800 Q7802 Q7803 BL ON PWM Ex 65EX60...

Page 51: ...ltage of SRV VLED1 VLED2 pin 1 of LDP5 LDP6 before LED 1 blink ALL OK NG OK 64V P board Panel Module LDP board Shorted OK Short check between SRV VLED1 VLED2 and GND Panel Module Power on Check if the voltage of SRV 64V pin 19 20 of P2 before LED 1 blink VLED The DC level is different by the LCD panel Ex 65EX600 series Troubleshooting for LED Blinking 1 time blink for A P LDP type 2 A P LDP ...

Page 52: ...20 IC4506 IC5200 12V P P2 1 5 Q7403 05 Q7402 16V Output Transformer T7302 PFC T7201 T7202 IC7201 DC DC IC7301 16V TNPA6310 13 LCD_TV_SUB_ON DC DC IC7301 24V Output PB Protection Circuit A P PB OLED 1 7 A02 PB4 1 PB5 8 15 DC DC IC7405 STB5V TNPA6311 11 13 24V 24 26 A21 11 Z02 IC3900 01 AMP 3 CN6 CN11 CN5 32 40 2 Blink 1 Blink Tr Q4012 EVDD _DET Error _DET N SOS N SOS EVDD_DET Error_DET 24V monitor ...

Page 53: ...9 24V SRV 12V 1 7 N SOS LCD_TV_SUB_ON 24V 53 LED blinks Detail error Board may defect 1 EVDD_SOS OLED panel power Panel LDP P 2 OLED Panel SOS T CON power Panel A If the T CON board detects 1 voltage error of 24V from PB board the error 2 problem the power circuit in T CON board that is provided from PNL12V the error signal is output from T CON board to A board 1 LED blink 1 time 2 LED blink 2 tim...

Page 54: ... block diagram A board Troubleshooting for LED Blinking 1 2 time blink for OLED 2 A P PB OLED 1 time blink check of 24V line 2 time blink check of 12V line PB5 24V PB5 24V NG Power on Check if the voltage of SRV 12V pin24 26 of A02 is rise up before LED 2 blink Panel Module Power off Disconnect the A02 connector Short check between SRV 12V and GND OK Panel Module A board OK OK Shorted PB board of ...

Page 55: ...ower on Check if voltage P15V at pin 1 3 5 of A02 connector before LED blinks No Yes 15V A board P board Remove P2 connector Check if short circuit at pin 1 3 5 of A02 connector No Yes Shorted A board P P2 1 2 3 16V Q7403 16V A IC8000 5V IC5420 3 3V IC5400 1 5V 1 2V P15V SUB1 5V SUB1 1V SUB3 3V DCDCEN 12V IC4900 AMP SUB5V IC5500 IC8103 IC8101 A02 55 Troubleshooting for LED Blinking Quick 1 3 time ...

Page 56: ...r on Does LED blinks again L R speaker wire of speaker A board A A02 IC8000 IC3800 01 AMP F15V SOUND_SOS 9 Blink N SOS A12 16V From P BOARD 56 Troubleshooting for LED Blinking 9 time blink Ex 49 55EX600 1 4 Z IC3900 01 AMP A A02 IC8000 IC3800 01 AMP F15V SOUND_SOS 9 Blink N SOS A12A 16V From P BOARD 1 7 Z01 Z02 A21 External speaker 3 11 Yes 9 time blinks Remove External Speaker Power on Does LED b...

Page 57: ...y EZ series GCEX_SOS IC4300 A IC4300 IN THESE CASES A BOARD DEFECTS 57 Troubleshooting for LED Blinking 2 4 7 10 13 16 time blink Quick 2 4 blinks is problem about memory access IC8900 or IC8000 7 blinks is problem about the power line of SUB3 3V 10 blinks is problem about initialization of FRC IC IC9000 13 blinks is problem about IC8000 and software issue mostly case the memory eMMC NAND Flash IC...

Page 58: ...ce A board Replace LCD Panel T CON part Is the power LED situation changed after pushing the button for entering Test Mode If entering the test mode the Power LED will Blink except TC model or OFF TC model Patterns are displayed No Picture The voltage of VLED is different by the LCD panel 58 Troubleshooting for No Picture and No OSD Power LED is lit No blinking Refer to the block diagram of Troubl...

Page 59: ...r No Power On Power LED is off No blinking 1 NG Replace A board Check if the output of STB5V Disconnect A02 connecter Short check of STB5V line in A board No Shorted Shorted Replace P board Replace A board E series OK 59 ...

Page 60: ...rd Disconnect A02 connecter Short check the SRV 16V In A board Shorted No shorted Replace A board Disconnect LDP3 connecter Short check the SRV 16V in P board Shorted Replace P board Replace LDP board No shorted EX ES EZ series OK P A LDP 16V P2 A02 LDP3 60 P LDP A STB5V 16V P2 A02 65EX6 75EX7 Both of STB5V and 16V are necessary before lighting power LED refer to page 42 of Simple Power On Sequenc...

Page 61: ...5 Information of OLED model 61 ...

Page 62: ... with the current flow from the electrode Compared to the LCD the advantages are Contrast improvement by self luminous Lower power consumption Excellent Response speed Drain Current Id OLED device DATA Scanning line Data Voltage TFT POWER Light emitting theory of OLED OLED LCD Panel structure Slim light weight without backlight Each voltage supplied to data line and the power line makes TFT ON the...

Page 63: ...ed by applying voltage Glass Backlight white EL Color filter Glass Off Off Off On Voltage Shut off Shut off Shut off electrode electrode electrode Glass LCD LED OLED through through through Polarizer alignment layer Material is lighting directly Backlight go through the LCD black black black black black black OLED OFF On OFF ON white ON white ON white No Backlight No Backlight 63 ...

Page 64: ... shape of OLED TV panel bends or undulates more easily than that of LCD When setting or moving OLED TV it is necessary to handle politely and carefully EZ1000 2 Handling rule for Service Handling area Rear cover area Area where reinforcement parts are mounted on the back of panel EZ950 Handling NG Not to move OLED TV panel in parallel position Not to move OLED TV panel with one hand grasping at up...

Page 65: ...ll Condition for activating Panel Maintenance 1 mode 1 Whenever TV operating time passes total 3 hours or more and TV turns off by remote control this mode is activated automatically 2 When you select Panel Maintenance in Menu this mode is always activated 2 2 Panel Maintenance 2 mode This mode can reduce image retention caused by degeneration of OLED light emission elements It revise the current ...

Page 66: ...o display LED Orange lighting Back to normal standby LED Red lighting or Orange North Latin America models U C X W No lighting 1 TV turns off by remote control after watching TV for total 3 hours or more 1 When TV operating time after Panel Maintenance 1 mode is within 3 hours this mode is not activated 2 When the TV is turned off with mains power switch this mode is not activated 1 2 Watching TV ...

Page 67: ...hecked Don t start this OSD isn t displayed when TV turns off until TV is operated for 1500 hours again 3 When the TV is turned on during activating this mode this mode is stopped and cancelled 1 Watching TV For total 1500 hours 2 Watching time is reset 67 OLED The Notification is displayed Panel maintenance has been interrupted Please start again from the Panel Maintenance menu Panel maintenance ...

Page 68: ...etention the screen may become dim when the motionless image is displayed The brightness of the screen returns to the previous level when the active image is displayed The screen image is shifted by dot unit automatically when the Pixel Orbiter in setting menu is set to On Main Menu Picture Screen Settings Pixel Orbiter Shipping condition is On 仕様概略 Other Protect Function for Image Retention OLED ...

Page 69: ...e of the table Working space 47mm The bottom of the rear cover The surface of the table Cross recessed hexagon head screw New 8 mm 2 mm 69 It is necessary to pay attention to handling to prevent OLED panel bending We recommend standing position with pedestal when repairing Some screws are placed on the bottom of the rear cover it is difficult to remove them when standing with pedestal We propose h...

Page 70: ... edge of the table w o Sound Bar Shift EZ950 to the edge of the table Example4 Insert objects that become step between EZ1000 and the table w o Sound Bar Insert objects that become step between EZ950 and the table 2 How to enlarge working space to remove the bottom screws Shift Table Table UP Table Shift Table UP 70 Service Information of OLED TV Bottom Screw 2 OLED ...

Page 71: ...s that of product for avoiding the damage Please take care about handling of panel module same as product The dummy rear cover is assembled but it is only for protect purpose Don t use it for repair parts The base metal parts are also assembled it can be apply to repair Metal Parts 71 ...

Reviews: