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HISTORY INFORMATION FOR THE FOLLOWING MANUAL: SERVICE MANUAL (COMMON) GN1G CHASSIS Segment: XM-A Version Date Subject 3/2015 Issue. 4/2015 Update Connecting Diagrams pg 89 - 91. 4/2015 Update 55” Circuit Board Location pg 82. LCD TV 7/2015 Updates for : 1. Adjustment Section ( pg 76 ) 2.
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MODEL LIST THIS SERVICE MANUAL CONTAINS COMMON INFORMATION FOR BELOW REGIONS AND MODELS: REGION ASIA EUROPE AMERICA MODEL KDL-43W7*C KDL-50W7*C KDL-55W7*C KDL-43W8*C KDL-50W8*C KDL-55W8*C...
TABLE OF CONTENTS Section Title Page Section Title Page 1. SAFETY NOTES 4. SERVICE ADJUSTMENTS 1-1. Warnings and Caution………………………………………………………. 4-1. Accessing Service Mode ..............1-2. Caution Handling of LCD Panel ..……………........4-2. Accessing Software Version..............1-3. Caution About the Lithium Batter………………………………………….. 4-3.
Replace these 8) Use care when handling the wires or connectors of the inverter circuit. components with Sony parts whose part numbers appear as shown in this manual or in supplements published by Sony. Circuit adjustments that are Damaging the wires may cause a short circuit.
Safety Notes 1-3. Caution About the Lithium Battery 1) Danger of explosion if battery is incorrectly replaced. Replace only with 3) Measuring the voltage drop across a resistor by means of a VOM or battery the same or equivalent type. operated AC voltmeter.
Safety Notes 1-7. Lead Free Information The circuit boards used in these models have been processed using Lead Please hold reinforcement board and Please pull out FFC while pushing the plunge it to depths. button of both ends at the same time. Free Solder.
Self Diagnostic Function SECTION 2 SELF DIAGNOSTIC FUNCTION 2-1. Overview of Control Buttons 2-1-1. FRONT TV CONTROLS/ TERMINALS/ INDICATOR Remote Control Sensor / Light sensor / * Illumination LED/ 3D Sync Transmitter Illumination lights up or blinks in different colours according to the status of the TV ( details refer to 2-2.
Self Diagnostic Function 2-2. LED Display Control 2-4. Standby LED Error Display White Center Side Amber Status Side RGB LED Remarks Power Off *1 power switch off (by side ( by power saving switch off and key) Smart Core RED Detection Items Board Error Item Power On...
Self Diagnostic Function 2-5. Triage Chart Symptoms - Shutdown. Power LED Video Smart Bluetooth Remote Network Audio Skype blinking red diagnostics sequences Power - missing or distorted Core (BT) No White Power Smart Bluetooth / LED & Stationary Reference Wireless Core no One Step does not...
Troubleshooting SECTION 3 3-1. NO POWER TROUBLESHOOTING 3-1-1 No Power – LD Board Size B* Board G* Board H* Board 43” Not applicable HSC3_S_M 50” Not applicable HSC3_S_M No Power 55” Not applicable HSC3_S_M NG: DC Voltage is 0V FUSE F1000 Check Fuse F1000 broken Check DIODE...
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Board PWB (A side) Detail 3.3V_MAIN #PIN1 C9005...
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Troubleshooting 3.1-3 NO POWER – Muffin Replacement (Main Device) Muffin replacement flow Data on eMMC eMMC erase need to be erase first before changing Muffin Muffin replacement Product SW write Recover? Board Issue Muffin issue...
Troubleshooting 3-2. LED BLINKING 3-2-1. LED Blinking: 2x (Main power Error) BMX board (XM-A, XM-AT and XM-DT) only AC Adapter 2-time blinking Check +19.5V_SS Voltage > 23V at pin 15/17 of CN9000, Replace AC Adapter or JL9011 LD* Board on B* Board Voltage <...
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Troubleshooting 3-2-1. LED Blinking: 2x (Main power Error) Troubleshooting References Board Name Board PWB (A side) Detail (CN9000) CN9000 (JL9011) JL9011...
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Troubleshooting 3-2-2. LED Blinking: 3x (DC Alert & Communication Error) AUDIO Check 3-time blinking Speaker Impedance DC_ALERT Speaker at SP Connector, Check +5.0V_MAIN F9013, IC9021, 8Ω±1.2Ω ? at L9015, 4.959V etc (B* Board) <Voltage<5.285V? Check Audio +19.5V LD* Board at pin 16/18 of CN9000 on the B* Board Check +19.5V at Power Amp side...
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Troubleshooting 3-2-2. LED Blinking: 3x (DC Alert & Communication Error) Troubleshooting References Board Name Board PWB (A side) Detail (L9015) L9015 (F9103) F9103 (IC9021) IC9021...
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Troubleshooting 3-2-2. LED Blinking: 3x (DC Alert & Communication Error) Troubleshooting References Board Name Board PWB (A side) Detail JL6010 (JL6010, JL6011) JL6011 (JL6021) JL6021 (JL6022) JL6022...
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Troubleshooting 3-2-2. LED Blinking: 3x (DC Alert & Communication Error) Troubleshooting References Board Name Board PWB (A side) Detail (CN9000) CN9000 (F7751) F7751 (IC7751) IC7751...
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Troubleshooting 3-2-4. LED BLINKING 5x (Panel Communication Error) – a) 12.5V NG 5-times blinking XM-A/DT : *3-1-1 No Power – LD Board Change Change B* Board Panel (T-con) Check PANEL_VCC 12.5V at Check 12.5V G* Board/LD CN8400 G*/LD Board Symptom on the B* Board improvement B*Board...
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Troubleshooting 3-2-4. LED BLINKING 5x (Panel Communication Error) – b) 12C Error XM-H/A/DT (BMX): CL8411 & 5-times blinking CL8412 PANEL ID Check INIT_DONE I2C Communication Check I2C (Data & CLK) Check I2C (Data & CLK) Check I2C (Data & CLK) At CL At CL At CL...
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Troubleshooting 3-2-5. LED BLINKING 6x (Backlight Error) 6-times blinking Check Check harness/connection Change Symptom Voltage ≥ 1.9 V Harness / **JL9008 Harness G*board to B*Board harness Improvement Connection BL_ERR_DET broken on B*Board LD board to B*Board improvement Voltage < 1.8 V G*Board Harness / or LD?
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Troubleshooting 3-2-5. LED BLINKING 6x (Backlight Error) BMX: B Side JL9008...
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Troubleshooting 3-2-6. LED BLINKING 7x (Temperature Error) 7-time blinking Setting circumstance is OK? Set to another Temperature, location, etc. Ventilation, etc. Change B* Board, and Aging a few Panel hours Symptom improvement Check I2C_C bus Temp sensor B* Board communication OK? IC1401 I2C_C bus dumping or Muffin check...
Troubleshooting 3-3. No Sound No Sound “Audio System” Check the UI Change to “Speakers” setting “TV Speakers” In “AV Set-up” “TV Speakers” Symptom improvement Change the Speaker Replace No Sound: Audio B* Board Harness the B* Board No Sound: Tuner Symptom improvement No Sound: HDMI...
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Troubleshooting 3-3-2. Main Board Power Off Checking (for Main SP Lch & Rch) for BMX board only Checking Item Check fuse F7751 Fuse short Fuse open Check connectivity audio Vcc to GND No short to GND Either 1 short to GND C7862 –...
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Troubleshooting Troubleshooting Reference BMX board Side A IC775 R7739 R7736 R7739 R7738 Reference B...
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Troubleshooting 3-3-3. Main Board Power On Checking (for Main SP Lch & Rch) for BMX board only If NG If NG Checking Item Check Switching Freq = 384kHz or 768KHz No switching Go to next checking. IC7751 side-terminal of ±20KHz frequency at L7751,L7752,...
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Troubleshooting 3-3-4. No Sound: HP / Lineout Only for BMX board only No Sound This is for Main SP got sound, but HP / Lineout no HP / Lineout only sound BMX Power On checking GN1 Main Board Power On Checking If ...
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Troubleshooting 3-3-4. No Sound: HP / Lineout Only for BMX board only Troubleshooting Reference BMX board Side A R7707 R7708 R7705 IC7701 C7702...
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Troubleshooting 3-3-4. No Sound: HP / Lineout Only for BMX board only Troubleshooting Reference BMX board Side B JL7701 JL7702...
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Troubleshooting 3-3-5. No Sound : Scart Out Audio (For Europe model) BMX board only This is for Main SP got sound, but SCART out no sound. No Sound Please check this condition in Digital RF mode SCART out only BMX Power On checking GN1 Main Board Power On Checking If ...
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Troubleshooting Troubleshooting Reference BMX board Side A C7852 C7854 IC7851 CL785 CL785 C7855...
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Troubleshooting 3-3-7. NO SOUND: TUNER 3-3-8. NO SOUND: MHL This troubleshooting is only for Analog No Sound Refer Check the picture No Sound with normal MHL NO PICTURE picture Check Sound by other TV set No Sound Audio Only RF tuner input? which is same model Check Source equipment Please refer Audio...
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Troubleshooting 3-3-9. NO SOUND: HDMI 1/2/3/4 No Sound Check the picture Refer to HDMI NO PICTURE Does this model have Connect Stereo minijack cable between Source and the TV, and Check the mode Analog Audio In Change “HDMI/DVI Audio Source” to Auto or Analog Audio In. of Source equipment (Stereo minijack)? HDMI...
Troubleshooting 3-4. NO PICTURE BL_ON (L or H): No Picture XM-H/A/DT(BMX): IC9013 (Pin 4) BL_ON:H Replace Check Smart Core Check Replace LCD Panel Got Any Normal the LVDS FFC BL_ON Behavior the B-Board (T-CON) Display? Harness on the B* Board (5x Blinking) Symptom improvement Symptom...
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Troubleshooting 3-4-2. FOR ANALOG TUNING: @ All destination except JP. Notes: For LA-ISDB(BR/AR) , LA-T2(COL) and TW only - Parts for IFOUT_N line: R6007, FB6002, C6008, R6327, Analog Tuning C6301, R6301. - Parts for IFOUT_P line: R6008, FB6003, C6009, R6326, C6300, R6300.
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Troubleshooting BMX BOARD (A Side) R6303 C6302 R6069...
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Troubleshooting 3-4-3.FOR DIGITAL TUNING 1: @ TW and LA-ATSC(MX/UC). Notes: Digital Tuning 1 - Parts for IFOUT_N line: R6007, FB6002, C6008, For TW only R6327, C6301, R6301. - Parts for IFOUT_P line: R6008, FB6003, C6009, R6326, C6300, R6300. Confirm ANT For LA-ATSC(MX/UC) only or Cable connection - Parts for IFAGC line: R6072, R6009, R6010, R6069,...
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Troubleshooting BMX BOARD (A Side) R6303 C6302 R6069...
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Troubleshooting 3-4-4.FOR DIGITAL TUNING 2: @ AEP-T2S2, JP, PA_T2, CH/HK, LA-ISDB(BR/AR) and LA-T2(COL). Digital Tuning 2 Notes: For LA-ISDB(BR) and For AEP-T2S2 and - Parts for I2C_A_SDA line: R6001, LA-T2(COL) only JP only C6004. For PA_T2 and Confirm ANT or - Parts for I2C_A_SCL line: R6002, Confirm ANT or Satellite connection CH/HK only...
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Troubleshooting BMX BOARD (A Side) R6321 R6322...
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Troubleshooting 3-4-5. NO PICTURE: HDMI1 No Picture Check the below point at lines Connector side Other Input is OK Replace ・Check +5V line Check other CN5401 ・Check HPD line HDMI input ・Check DDC lines Only +5V ・Check TMDS lines All Inputs line are NG is NG...
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Troubleshooting 3-4-6. NO PICTURE: HDMI2 No Picture All lines Check the below point at are NG Connector side Replace ・Check +5V line Check other Other Input is OK CN5600 ・Check HPD line HDMI input ・Check DDC lines ・Check TMDS lines Only +5V line Inputs is NG...
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Troubleshooting 3-4-7. NO PICTURE: HDMI3 No Picture All lines Check the below point at are NG Connector side Replace ・Check +5V line Check other Other Input is OK CN5601 ・Check HPD line HDMI input ・Check DDC lines ・Check TMDS lines Only +5V line All Inputs is NG...
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Troubleshooting 3-4-8. NO PICTURE: HDMI4 No Picture Check the below point at lines Connector side Replace ・Check +5V line Check other Other Input is OK CN5602 ・Check HPD line HDMI input ・Check DDC lines ・Check TMDS lines Only +5V line All Inputs is NG are NG...
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Troubleshooting 3-4-9. NO PICTURE: MHL (BMX) No Picture Check voltage at High MHL sense, NG (No communications) Check HDMI_0_HPD_CBUS Replace IC1000 (SoC). R5445 at connector side And inform the designer of it Spec:High:2.0~5.3V Low:0.8~2.0V NG (No communications) Replace Check TMDS(D0+/D0-) lines R5443, R5444 at connector side Check Source equipment...
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Troubleshooting R5424 BMX-A side R5443 R5444 R5445...
Troubleshooting 3-5. SIDE BUTTONS MALFUNCTION Side Key button Change Switch Unit Switch unit issue malfunction Harness Harness on Switch Unit connection and B* Board properly connected issue Change Harness issue Switch unit-B* board Harness Power Key (B*Board) Key AD(B*Board) Check parts value : Parts Broken issue Check parts value : 0 ohm <...
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Troubleshooting BMX > A-SIDE Voltage check Power Key Muffin Voltage check Key AD muffin R1089 R1085...
Troubleshooting 3-6. IR REMOTE COMMANDER MALFUNCTION Check whether center Remote control battery Center white LED lit up IR do not response to white LED blink ,when using when remote control is could be weak. commander near the sensor Remote Commander pressed windows Change battery.
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Voltage check IR Muffin Pin BMX > A-SIDE R1124 R1062...
Troubleshooting 3-7. Light Sensor Error Backlight doesn’t change Check UI setting for light User did not activate light Change the UI setting when ambient lighting to “ON” Sensor. Make sure it is “on” sensor function level changed Harness connection Harness on H-board and issue B* Board properly connected H-B* board harness...
Troubleshooting 3-8.Network Malfunction: Ethernet (Wired) [Network Set-up] >[Wired Set-up] on the TV Connection Results Connection Results Connection Results B board Cable Connection Local Access Internet Access Failed Failed Failed Auto Check Local router Wired Set-up Proxy setting Check cable B* board IP address setting DHCP server Manual...
Troubleshooting 3-9. Wireless Network malfunction (a) 1) Internal Wireless Network malfunction Wireless Network on the TV Error Message appear Is the radio field when the Wireless Strength too weak B* Board Network is selected? or even No signal? Hardware defect suspected. Change WiFi module Access Point Go to the next page...
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Troubleshooting 3-9. Wireless Network malfunction (b) From previous page Check harness Connect properly Loose harness connection is OK between WiFi and Bxx Change harness Change Change Bxx board between Bxx board and WiFi Wi-Fi module If Wi-Fi malfunction happens, • Wi-Fi module •...
Troubleshooting 3-10.Bluetooth malfunction Touch pad Remote doesn’t work 3D-glasses (Active) doesn’t work Bluetooth Speaker/Headphone/Headset doesn’t work Please refer Touch pad Remote manual Check BT antenna Home > Settings > 3D-glasses (Active) manual Connection is OK Bluetooth Settings Can read Bluetooth Speaker/Headphone/Headset operation manual Near discoverable else Bluetooth Device...
Service Adjustment SECTION 4 SERVICE ADJUSTMENTS Enter Service Mode Service Mode From Standby Mode Model Information >> 1. Go to TV standby condition by remote Self diagnosis History >> commander. Video / Audio >> 2. Press “i+ (info)/Display”, “5”, “Volume+” Panel / PQ >>...
Service Adjustment Software Version In Service Mode, select “Model Information”, press “Enter” or → button to enter Status Information Service Mode Main Micro Model SW Version: PKG0.451.001 Status Information Model Information >> >> NVM Version: 0000000 Model Information Self diagnosis History >>...
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Service Adjustment Model Number Setting In “Service Mode”, select “Model Information” by pressing “→” or Service Mode Model “Enter” button Status Information Model Information >> >> Model Information Self diagnosis History >> >> Model Number Setting Select “Model Number Setting” by Video / Audio >>...
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Service Adjustment Serial Number Edit (1) In “Service Mode”, select “Model Information” by pressing “→” button Select “Serial Number Edit” by pressing “→” button Press “↑” or “↓” to input numbers After user input data , press <Enter> Pop-up dialog appear to confirm input data correct Serial Number can be set ONLY...
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Service Adjustment Serial Number Edit (2) YES is selected, the input data is saved into EEPROM. SERIAL NUMBER EDIT is grayed out and the serial number that has been input is displayed. User will not able to edit anymore. NO is selected, the input data is not saved into EEPROM.
Service Adjustment HDD Performance Check In “Service Mode”, select “General Setting” by pressing “→” button Select “HDD Performance check” by pressing “→” button A message "Please wait ..." is displayed during performance check processing. Result OK or NG will be displayed after performance of HDD is checked...
Service Adjustment HDD Re-Register In “Service Mode”, select “General Setting” by pressing “→” button Select “HDD Performance check” by pressing “→” button Result OK or NG will be displayed after HDD re-registration is succeed/failed...
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Service Adjustment WB Adjustment Please apply Main board or panel is replaced. In “Panel/PQ” service mode category by “↑” or “↓”. Go to “WB Adjustment” Adjustment”, press → button. To select “WB To change data , press “←” or “→” on remote commander.
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Service Adjustment WB/Mura/CUC data transfer Please apply Main board or panel is replaced. In “Panel/PQ” service mode category by “↑” or “↓”. Go to “WB/Mura/CUC data transfer” transfer”, press → button. To select “WB/Mura/CUC data To change data , press “←” or “→” on remote commander. 2.
Service Adjustment Summary of Service Control Function The flow of control Service mode on <Display><5><Vol Up><Power> Service mode off <MENU>/<HOME> Item up / down <↑>/ <↓> Execute (実行) <Enter> Note: To completely exit Service Mode, 1) Press and hold “Power” key more than 5sec 2) AC off/on...
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Service Adjustment How to Enter Self Diagnosis Display Go to Self diagnosis history through Service Mode Go to TV standby condition by remote commander. Press “i+ (info)”, “5”, “Volume+” then “TV power” on remote. Select “Self diagnosis history” by pressing “→” button You can see Self Check.