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Panasonic TH-43D310Q, Service Manual

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6.Abnormal Display
OSD NG or picture NG.

YES

YES

YES

NO

NO

NO

Abnormal

Display

LVDS cable

connection OK?

Reconnect/repla

ce LVDS cable

Check other

connections

TCON VCC

OK?

Check power

flow

Replace main

board

Check LVDS

wave/resistance

OK?

MCU NG

Replace

MCU/main

Upgrade
software

Replace main

board

Replace panel

End

42

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Summary of Contents for TH-43D310Q

Page 1: ...LED Television Model No TH 43D310Q 5M53A Chassis 1...

Page 2: ...e a risk of electric shock to the person The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance servicing instruction...

Page 3: ...o impact of any kind Be particularly careful not to damage the picture tube surface 9 Unplug this television set from the wall outlet before cleaning Do not use liquid cleaners or aerosol cleaners Use...

Page 4: ...ng conductors location of antenna discharge unit connection to grounding electrode and requirements for the grounding electrode 15 2 Note to CATV system installer Only for the television set with CATV...

Page 5: ...durein youroperatinginstructions do not attempt any further adjustment Unplug the set and call your dealer or service technician 22 Whenever the television set is damaged or fails or a distinct change...

Page 6: ...E SPECIFY SPDIF OUT COAXIAL MULTIMEDIA SUPPORT USB DEVICE SUPPORT FAT16 FAT32 NTFS Read only DO NOT SUPPORT NTFS COMPRESSD FILE PICTURE FORMAT JPEG BMP PNG AUDIO FORMAT MP3 WMA VIDEO FORMAT Mpeg1 2 H...

Page 7: ...s as following 2 ADC ADJUST 2 1 Press button choose ADC ADJUST and press OK button to enter Before adjusting enter the channel you want to adjust and input adjust signal YPBPR channel 576P and 720P wi...

Page 8: ...product line 2 In YPBPR channel must adjust the SD and HD two modes 3 White balance Select White balance go to the Source item to select the channel which you want to adjust then select TEMPERATURE M...

Page 9: ...ter 8899 to execute factory reset DLC No adjust WHITE BLACK STRENTH No adjust power Press button to switch AC power on status Last is power on memorized Force Standby is power on standby Force On is p...

Page 10: ...s item will be available Select to turn on or turn off power on logo Spdif Audio Delay No adjust SET LOGO MSTLOGO JPG No adjust BACK DATA TO USB No adjust LOAD DATA FROM USB No adjust Country Code No...

Page 11: ...in for USB upgrade USB upgrade procedures for TV set 1 Copy the software to the root directory of a USB memory stick Plug the memory stick to USB port of target TV set 2 Select Software Update USB on...

Page 12: ...are Upgrade 1 Hardware tools 1 1 USB cable 1 2 USB to serial port tool driver need to be installed before this tool works FTC100103 MSTAR XP 1 3 4PIN to VGA convert cable 2 Connect Connection is shown...

Page 13: ...alog window will pop up when the upgrade tool is connected to computer through usb cable Choose Install from a list or specific location Advanced and click Next another dialog window shows Tick before...

Page 14: ...Click Next to start installing there may be a warning as below during this process In the end a dialog window as below will show up click Finish to finish 14...

Page 15: ...lled 3 2 Run ISP tool to upgrade software 3 2 1 Run a Mstar ISP tool such as ISP_Tool_473 exe 3 2 2 Check if USB tool is connected with PC in Config page Set the parameters as below ISP Slave Address...

Page 16: ...ck 1 whether power is on 2 whether the driver is installed successfully and the option Use USB in Config page is available 3 whether the cable connection is correct 3 2 4 Switch to Read page Click Rea...

Page 17: ...s not recommended to upgrade software by ISP tool because HDCP key will be erased In this case HDCP key need to be re programmed 3 2 6 HDCP key re program Follow step 3 2 1 to 3 2 4 switch to HDCP pag...

Page 18: ...Switch back to Auto page make settings as following picture Partial Erase address must be set to 0x003B0000 18...

Page 19: ...When it finishes it looks like A Pass in green will show Hotel Mode Enter Hotel Mode MENU 7906 Enter Hotel Mode state 19...

Page 20: ...ton Lock Press button to lock or unlock panel buttons Remote Lock Press button to lock or unlock remote control When on only hotel mode is available MENU 7906 Auto Power On Press button to set power o...

Page 21: ...Block Diagram System Block Diagram Key check point AC INPUT POWER CONTROL UNIT U0A3 AMP VCC 12V D1D1 12V VLED 50V U0P7 12V to 5V U0P3 U0P6 5V to 3 3V U0P5 5V to 1 8V U0P4 5V to 1 15V 21...

Page 22: ...ASH AOZ3015 I2C DC TO DC DC TO DC I2S DC TO DC DC TO DC 12V_PANEL ME9435A USB2 0 TSUMV56 SPR SPL TUNER IF TAS5707 R L V 32Mbit LVDS SIGNAL 1 8V_DDR2 5V_Normal EARPHONE HDMI2 5V_Standby AV SPDIF COAXIA...

Page 23: ...dby EARPHONE AV SPDIF OPTICAL INTERNAL POWER SUPPLY RF HDMI2 HDMI1 MHL3 0 5V_Standby G5728TO1U DC TO DC VDDC_1 15V IF PC DEBUG FHD PANEL Function block MSD3553 5M53N 49E2000 00 00 AS1117L DC TO DC 5V_...

Page 24: ...2345A 5V 230mA 5V 2330mA 5Amax 5V_MHL 2000mA 900MA 5V_Normal G524C3 Power tree LD1117 AMS1117 3 3V 3 3V_TU 200MA 5V_Normal FUSE 5V_USB 1000mA 500MA 5V_Normal MSD3553 5M53N 49E2000 Title Size Document...

Page 25: ...lifier Input_L AVOUT_R GPIO45 RX1 SDA SCL GPIO3 PANEL_ON OFF GPIO1 PWR_ON OFF GPIO0 SPDIF_OUT SPDIF_OUT SPDIF_OUT BRI_ADJ AMP_MUTE IR in IR in SAR0 SAR1 KEY0 in KEY1 in VBL_CTRL KEY1 in VBL_CTRL AUR0...

Page 26: ...0 15 2015 10 21 2015 10 22 2015 10 22 C3M7 C4M9 R0A13 2015 11 12 2015 11 07 AV 2015 11 27 Title Size Document Number Rev Date Sheet of Doc Title A 00_A 10 Monday November 30 2015 Title Size Document N...

Page 27: ...C0P2 NC 1uF 10V C0P11 100nF 16V R1P2 8 2K C1P15 100nF 16V R3P4 47K C1P5 100nF 16V R5P6 20K R0P9 100K 5 CE0P2 100uF U0P7 AOZ3015AI PGND 1 VIN 2 AGND 3 VCC 4 FB 5 COMP 6 LX 7 EN 8 C0P5 10uF 16V C7P9 10...

Page 28: ...C5D9 100nF R1D18 18K C1D1 680pF Q0D1 JCS12N65T 1 2 3 D1D1 HBR2045 1 2 3 D1D7 US1J N1 N2 L0D1 250uH 4 3 2 6 C0D4 220nF R3D3 10K Z0D7 15V HS HS0D2 HEAT SINK 2 1 3 R1D12 1 5M R6D0 4 7K C3D7 1000uF C2D2...

Page 29: ...22uH C9A7 330pF C1A00 33nF R6A9 220 Q0A6 2N7002K 1 2 3 R4A12 NC 33K C8A9 NC 470nF C8A6 100nF L C1A1 10uF R1A6 10K 5 C9A9 100nF C8A4 470nF C1A02 100nF D0A4 BAV70 1 2 3 CE3A2 220uF 16V C1A09 100nF R6A0...

Page 30: ...B1 4 7 R2B4 5 1K Q1B0 AOD256 1 2 3 R4B6 270m Q0B2 2SA1013 O 1 2 3 D1B11 1N4148W C3B10 100nF C0B3 1uF R8B4 4 7 R5B8 R7B1 0 R4B7 270m R7B2 0 LED3 1 R5B10 Q0B5 2SA1013 O 1 2 3 R0B4 0 R3B0 10 R0B6 0 R4B8...

Page 31: ...CTRL AMP MUTE MHL_CABLE DET PWR_ON OFF HDMI_CEC HDMI_ARC SPDIF_OUT IF_AGC_T DIF DIF AV IN VGA B VGA G VGA R HD RIN HD LIN IR in KEY0 in UART TX UART RX RX O2 RX O3 RX O0 RX O3 RX O0 RX O1 RX O1 RX O2...

Page 32: ...30 2015 C9T3 4 7nF L2T4 8 2nH C9T6 NC 100pF JA0T1 RF SOCKET 1 2 3 4 5 C9T0 100nF C9T2 1uF R1T5 470K R9T3 0 C8T2 5 6pF C9T4 4 7nF R1T8 100 R9T1 0 C5T9 1nF C6T7 1pF C7T2 47pF C7T0 100nF D0T2 BAV99 1 2...

Page 33: ...3 VIN 4 VS 5 R2N22 47K R2N4 NC 0 GMA7 1 C2N31 470pF 50V 5 C2N23 22uF 25V 20 D2N0 MBRA340T3 CN F CN0N0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36...

Page 34: ...DBY Title Size Document Number Rev Date Sheet of 00 00 D 6 10 Monday December 14 2015 Title Size Document Number Rev Date Sheet of 00 00 D 6 10 Monday December 14 2015 Title Size Document Number Rev D...

Page 35: ...N1 LVA3P1 PANEL_SCL LVB1P1 LVB0N1 LVBCLKP1 LVA2P1 LVA2N1 LVB2P1 LVB2N1 LVB3N1 LVACLKP1 LVBCLKP1 LVBCLKN1 LVACLKN1 LVBCLKP1 LVA1P1 LVA1N1 3 3V_Normal VCC_PANEL LVB0P1 LVB1P1 LVB0N1 LVB1N1 LVA3P1 LVA3N1...

Page 36: ...USB0_DP VGA HSYNC VGA VSYNC VGA B VGA G VGA R UART TX UART RX HDMI3_RX 2P HDMI3_RX 2N HDMI3_RX 1P HDMI3_RX 1N HDMI3_RX 0P HDMI3_RX 0N HDMI3_CLKP HDMI3_CLKN HDMI0_HPDIN Title Size Document Number Rev D...

Page 37: ...ar light source for BL module VBL Voltage for Back Light before Boost VLED Voltage for LED after Boost OVP Over Voltage Protection OSD On Screen Display AMP Amplifier 1 No power No power LED RC or Key...

Page 38: ...s OK sound is OK but no picture YES YES NO NO No Display LVDS cable OK Reconnect Replace LVDS cable Check other Cable connection Check TCON VCC TCON 12V OK Upgrade software Check TCON Fuse MOSFET Repl...

Page 39: ...ent from No Display NO YES YES NO No backlight Measure the Voltage of VLED during power on OVP Jump to OVP and drop VBL quickly Always VBL not change OVP when disconnect backlight Short LB Check boost...

Page 40: ...Signal source NG Check input signal and terminal Change signal source and terminal Speaker connections OK Replace reconnect speakers AMP I2C signal OK Defect on AMP unit Check IC I2S signal circuit Re...

Page 41: ...on Check signal source Check LVDS connection Signal source OK Change repair signal cable Change signal source Upgrade software Check HDCP EDID with signal generator Signal source OK Check other settin...

Page 42: ...NO Abnormal Display LVDS cable connection OK Reconnect repla ce LVDS cable Check other connections TCON VCC OK Check power flow Replace main board Check LVDS wave resistance OK MCU NG Replace MCU main...

Page 43: ...nnels Signal setting OK Change setting tune again Replace signal source Upgraded software OK Check TV settings Tune again Tuner power crystal I2C bus OK Check replace power flow crystal units Replace...

Page 44: ...m design model and may not 100 percent match the final end products but the operating process is the same Make sure the wiring will remain the same as you open the TV set wrong wiring may cause safety...

Page 45: ...process And TV should place on an ESD cloth pad in case of scratch and crack during repair work Use Rosh solder paste if you want to repair components 1 remove stand The left and right side stand in...

Page 46: ...ck and remove screws in red circle Take out the PCB 4 remove IR Key PCB You can find IR and key pad in the red box There is no screw on the IR board untie the hook structure and take out the PCB Remov...

Page 47: ...No Function No Function 1 Backlight wire 2 Key pad IR board receiver 3 Main board 4 Source board part of the panel 5 Speaker unit 1 2 3 4 4 5 5 47...

Page 48: ...is strong enough to hold the TV Before assemble the VESA make sure the wall is strong enough for TV Some wall is empty inner for cost down in house fitment if in this condition you can only put TV on...

Page 49: ...den stick between VESAand wall to spread the force to the wood stick touching surface to make safe Make marks with knife or mark pen on the wall mount at least 6 expansion screws to hold the VESA Step...

Page 50: ...50...

Page 51: ...VER BOARD ASSEMBL 1 PC TH 43D310Q 43INCH TV 5 ST00 QP2100 W0 Stand STAND PARTS P2100 A BASE HNB003 2 PC TH 43D310Q 43INCH TV 6 5631 106154 0070 Speaker SPEAKER 6 OHM 12W MAX 15W 236 37 47 5MM 2 PC TH...

Page 52: ...C 433X F34740 7R40 AC CAPACITOR 470NF AC275V 10 R FORM 1 PC 434E BI6861 AR00 ELEC CAP 68UF 160V 20 10 20MM 105 C 2 PC 4380 BN6861 A040 ELEC CAP 68UF 450V 20 105 C 12 5 40M 2 PC 4522 154080 0Q50 NORMAL...

Page 53: ...5 0402 1 4 PC 4100 CA2210 T7 SMD RESISTOR 220 OHM 1 16W 5 0402 1 4 PC 4100 CA2231 2200 SMD RESISTOR 22K1 OHM 1 16W 1 1 0 0 1 PC 4100 CA2720 T7 SMD RESISTOR 2 7K OHM 1 16W 5 0402 1 PC 4100 CA3300 T7 S...

Page 54: ...V 3 PC 4300 NF330C T5 SMD NPO CERAMIC CHIP CAPACITOR 33PF 50V 5 PC 4300 NF470C T5 SMD NPO CERAMIC CHIP CAPACITOR 47PF 50V 4 PC 4300 NF4710 5200 SMD NPO CERAMIC CHIP CAP 470PF 50V 5 8 PC 4303 CF10A0 K2...

Page 55: ...SISTOR 100K OHM 1 10W 5 1608 T 2 PC 4144 CA1240 T0 SMD RESISTOR 120K OHM 1 10W 5 1608 T 1 PC 4144 CA1632 T1 SMD RESISTOR 16 2K OHM 1 16W 1 1608 1 PC 4144 CA1820 T0 SMD RESISTOR 1 8K OHM 1 10W 5 1 6x0...

Page 56: ...HBR20200 20 2 PC 451F 220450 0S00 SMD SCHOTTKY DIODE MBR2045S 45V 20A TO 2 1 PC 4522 2S3MB0 0S00 SMD DIODE 1000V 3A 4 3 2 3mm DO 214AA SM 2 PC 4522 2US1J0 0S10 SMD DIODE 600V 1A 4 3 2 6mm SMA TAPE TY...

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