Sharp 50BL2EA Service Manual
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Sharp 50BL2EA Service Manual

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50BL2EA
50BL3EA
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50BL2KA
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50BL5KA
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50BN3EA
50BN5EA
50BN2KA
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  • Page 1 Service manual models: 50BL2EA 50BL5KA 50BN3KA 50BL3EA 50BN2EA 50BN5KA 50BL5EA 50BN3EA 50BL2KA 50BN5EA 50BL3KA 50BN2KA...

  • Page 2: Table Of Contents

    Contents 1. SAFETY PRECAUTION ....................3 2. SPECIFICATIONS .......................9 3. WIRING DIAGRAM ....................21 3.1 Wiring diagram of System power ................. 22 3.2 Wiring diagram of Main chip .................. 23 3.3 Wiring diagram of Chipset power ................ 24 3.4 Wiring diagram of eMMC flash memory ............25 3.5 Wiring diagram of DDR memory ................

  • Page 3: Safety Precaution

    WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED WARRANTY OF MER- CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. SHARP shall not be liable for any damages, losses, expenses or costs, if any, in- curred in connection with or as a result of use of any information or data provided...
  • Page 4 IMPORTANT SERVICE SAFETY PRECAUTION Service work should be performed only by qualified service technicians who are thoroughly familiar with all safety checks and the servicing guidelines which follow: WARNING 1. For continued safety, no modification of any circuit should be attempted. 2.
  • Page 5 SAFETY NOTICE Many electrical and mechanical parts in LCD colour television have special safety-related charac- teristics. These characteristics are often not evident from visual inspection, nor can protection afforded by them be necessarily increased by using replacement components rated for higher voltage, wattage, etc.
  • Page 6 PRECAUTIONS FOR USING LEAD-FREE SOLDER Employing lead-free solder • “PWBs” of this model employs lead-free solder. The LF symbol indicates lead-free solder, and is attached on the PWBs and service manuals. The alphabetical character following LF shows the type of lead-free solder. Example: Indicates lead-free solder of tin, silver and copper.
  • Page 7 If the product is used for business purposes and you want to discard it: Please contact your SHARP dealer who will inform you about the take-back of the product. You might be charged for the costs arising from take-back and recycling. Small products (and small amounts) might be taken back by your local collection facilities.
  • Page 8 The battery supplied with this product contains traces of Lead. For EU: The crossed-out wheeled bin implies that used batteries should not be put to the general household waste! There is a separate collec- tion system for used batteries, to allow proper treatment and recycling in accordance with legislation.

  • Page 9: Specifications

    Ref: 4T-C50BL2EF2AB 50" 4K ULTRA HD ANDROID TV™ The 50BL2EA is a 4K Ultra High Definition 2. SPECIFICATIONS LED Android TV™ with exceptional multimedia functionality. 50BL2EA DISPLAY CONNECTORS + MIC Diagonal screen size cm / inch HDMI (Supports 4K@60Hz (HDMI2.0))
  • Page 10 FAT32/NTFS HDMI-CEC HDMI-ARC YES (HDMI 4) Digital Programme List Model: 50BL3EA Reference: 4T-C50BL3EF2AB PRODUCT FICHE Supplier trademark Annual energy consumption* Sharp 102 kWh Model Standby power consumption 50BL3EA <0,50 W Energy class Off mode power consumption Not applicable Screen size...
  • Page 11 FAT32/NTFS HDMI-CEC HDMI-ARC YES (HDMI 4) Digital Programme List Model: 50BL5EA Reference: 4T-C50BL5EF2AB PRODUCT FICHE Supplier trademark Annual energy consumption* Sharp 102 kWh Model Standby power consumption 50BL5EA <0,50 W Energy class Off mode power consumption Not applicable Screen size...
  • Page 12 FAT32/NTFS HDMI-CEC HDMI-ARC YES (HDMI 4) Digital Programme List Model: 50BL2KA Reference: 4T-C50BL2KF2AB PRODUCT FICHE Supplier trademark Annual energy consumption* Sharp 102 kWh Model Standby power consumption 50BL2KA <0,50 W Energy class Off mode power consumption Not applicable Screen size...
  • Page 13 FAT32/NTFS HDMI-CEC HDMI-ARC YES (HDMI 4) Digital Programme List Model: 50BL3KA Reference: 4T-C50BL3KF2AB PRODUCT FICHE Supplier trademark Annual energy consumption* Sharp 102 kWh Model Standby power consumption 50BL3KA <0,50 W Energy class Off mode power consumption Not applicable Screen size...
  • Page 14 FAT32/NTFS HDMI-CEC HDMI-ARC YES (HDMI 4) Digital Programme List Model: 50BL5KA Reference: 4T-C50BL5KF2AB PRODUCT FICHE Supplier trademark Annual energy consumption* Sharp 102 kWh Model Standby power consumption 50BL5KA <0,50 W Energy class Off mode power consumption Not applicable Screen size...
  • Page 15 FAT32/NTFS HDMI-CEC HDMI-ARC YES (HDMI 4) Digital Programme List Model: 50BN2EA Reference: 4T-C50BN2EF2AB PRODUCT FICHE Supplier trademark Annual energy consumption* Sharp 102 kWh Model Standby power consumption 50BN2EA <0,50 W Energy class Off mode power consumption Not applicable Screen size...
  • Page 16 FAT32/NTFS HDMI-CEC HDMI-ARC YES (HDMI 4) Digital Programme List Model: 50BN3EA Reference: 4T-C50BN3EF2AB PRODUCT FICHE Supplier trademark Annual energy consumption* Sharp 102 kWh Model Standby power consumption 50BN3EA <0,50 W Energy class Off mode power consumption Not applicable Screen size...
  • Page 17 FAT32/NTFS HDMI-CEC HDMI-ARC YES (HDMI 4) Digital Programme List Model: 50BN5EA Reference: 4T-C50BN5EF2AB PRODUCT FICHE Supplier trademark Annual energy consumption* Sharp 102 kWh Model Standby power consumption 50BN5EA <0,50 W Energy class Off mode power consumption Not applicable Screen size...
  • Page 18 FAT32/NTFS HDMI-CEC HDMI-ARC YES (HDMI 4) Digital Programme List Model: 50BN2KA Reference: 4T-C50BN2KF2AB PRODUCT FICHE Supplier trademark Annual energy consumption* Sharp 102 kWh Model Standby power consumption 50BN2KA <0,50 W Energy class Off mode power consumption Not applicable Screen size...
  • Page 19 FAT32/NTFS HDMI-CEC HDMI-ARC YES (HDMI 4) Digital Programme List Model: 50BN3KA Reference: 4T-C50BN3KF2AB PRODUCT FICHE Supplier trademark Annual energy consumption* Sharp 102 kWh Model Standby power consumption 50BN3KA <0,50 W Energy class Off mode power consumption Not applicable Screen size...
  • Page 20 FAT32/NTFS HDMI-CEC HDMI-ARC YES (HDMI 4) Digital Programme List Model: 50BN5KA Reference: 4T-C50BN5KF2AB PRODUCT FICHE Supplier trademark Annual energy consumption* Sharp 102 kWh Model Standby power consumption 50BN5KA <0,50 W Energy class Off mode power consumption Not applicable Screen size...

  • Page 21: Wiring Diagram

    3. WIRING DIAGRAM TV schematic diagram backlight cable LCD panel 2,4GHz 5GHz WiFi WiFi VBY1 cable IR & KEY cable main board IR & KEY board speaker’s cable speakers power cord...

  • Page 22: Wiring Diagram Of System Power

    3.1 Wiring diagram of System power...

  • Page 23: Wiring Diagram Of Main Chip

    3.2 Wiring diagram of Main chip...

  • Page 24: Wiring Diagram Of Chipset Power

    3.3 Wiring diagram of Chipset power...

  • Page 25: Wiring Diagram Of Emmc Flash Memory

    3.4 Wiring diagram of eMMC flash memory 1V8_M EMMC_VIO 短路 EMMC_VIO NC/0ohm-0402-PCB C511 C512 10Kohm-0402-±5%-1/16W 2.2uF-0402-X5R-±20%-6.3V 0.1uF-0402-X5R-±20%-16V R501 0.1uF-0402-X5R-±20%-16V EMMC_CLK EMMC_D4_IC EMMC_CMD EMMC_D5_IC EMMC_D0_IC EMMC_D6_IC EMMC_D1_IC EMMC_D7_IC EMMC_D2_IC 3V3_M 3V3_EMMC EMMC_D3_IC EMMC_RST RESET 短路 EMMC_VIO VDD_IF 3V3_EMMC NC/2.2uF-0402-X5R-±20%-6.3V VDD_IF C515 C506 C507 NC/0.1uF-0402-X5R-±20%-16V...

  • Page 26: Wiring Diagram Of Ddr Memory

    3.5 Wiring diagram of DDR memory D D R ‚¯ rG, I C D D R 3, D D R 3, 2133M , 16bi t , 256M B, 2G b, FBG A96, SM D , K4B2G 1646F- BC N B, Sam sung 1V5_M_DDR M U 1 D D R ‚¯...

  • Page 27: Wiring Diagram Of Vby1, Keyboard, Ir

    3.6 Wiring diagram of VBY1, Keyboard, IR 5V_M 5V_STB RK18 RK14 5V_STB 厚膜电阻 ,RES,1/16W,510ohm,±5%,0402,SMD NC/27Kohm-0402-±1%-1/16W 3V3_STB LED_G RK19 10Kohm-0402-±5%-1/16W IR_DAT_IC 1K5ohm-0402-±5%-1/16W RK17 LED_R PVCC VCC_Panel CK10 RK13 RK20 TEST LED_R LED_R_ON_IC VCC_Panel 4K7ohm-0402-±5%-1/16W CM45 CM15 RM39 22pF-0402-NPO-±5%-50V 1Kohm-0402-±5%-1/16W 4K7ohm-0402-±5%-1/16W CM26 MMBT3904(f≥350MHz) 22pF-0402-NPO-±5%-50V 10Kohm-0402-±5%-1/16W...

  • Page 28: Wiring Diagram Of Hdmi

    3.7 Wiring diagram of HDMI HDMIA_5V HDMI1_DET_IC HDMIA_HPD HDMI1_HPDIN_IC 161011041 HDMI_ARC HDMI_ARC_IC HDMIA_R2P HDMIA_R2P 33ohm-0402-±5%-1/16W OUT1 HDMIA_R2N HDMIA_R2N 33ohm-0402-±5%-1/16W OUT2 DH10 CH15 HDMIA_R2P HDMIA_R1P HDMIA_R1P HDMI1_DET_IC 1uF-0402-X5R-±20%-16V RX2+ OUT3 HDMIA_R1N HDMIA_R1N 22pF-0402-NPO-±5%-50V OUT4 HDMIA_R2N DH11 RX2- HDMIA_R1P HDMI1_HPDIN_IC RX1+ HDMIA_R1N HDMIA_R0P HDMIA_R0P OUT1...

  • Page 29: Wiring Diagram Of Av & Ypbpr

    3.8 Wiring diagram of AV & YPbPr AV0_IN_IC YPP_Y&CVBS YPbPr_Y_IC CI19 33ohm-0402-±5%-1/16W 0.047uF-0402-X7R-±10%-16V 33ohm-0402-±5%-1/16W 0.047uF-0402-X7R-±10%-16V 管 ,DIO ESD,3pF,58V,0402,SMD,SDV1005H260C030YPTF,Sunlord 75ohm-0402-±1%-1/16W NC/56pF-0402-NPO-±5%-50V YPbPr_Pr YPbPr_Pr_IC CN10 RI12 YPbPr_Pr 33ohm-0402-±5%-1/16W 0.047uF-0402-X7R-±10%-16V 管 ,DIO ESD,3pF,58V,0402,SMD,SDV1005H260C030YPTF,Sunlord 75ohm-0402-±1%-1/16W YPbPr_Pb YPP_Y&CVBS CVBS YPbPr_Pb RI13 CI10 YPbPr_Pb_IC RI14 33ohm-0402-±5%-1/16W 0.047uF-0402-X7R-±10%-16V ,DIO ESD,3pF,58V,0402,SMD,SDV1005H260C030YPTF,Sunlord 管...

  • Page 30: Wiring Diagram Of Rj45, Sd Card, Usb, Wi-Fi, Digital Audio Out

    3.9 Wiring diagram of RJ45, SD card, USB, Wi-Fi, Digital audio out SD-CDZ SD-D0 SD-D1 ,Network Transformer,350uH,0.09×1P,H6.0MAX,H16101MC,SMD,MX 10Kohm-0402-±5%-1/16W NC/12pF-0402-NPO-±5%-50V 网络变压器 22ohm-0402-±5%-1/16W 22ohm-0402-±5%-1/16W NC/ULCE0505A015FR SD-D2 22ohm-0402-±5%-1/16W 22ohm-0402-±5%-1/16W NC/ULCE0505A015FR 短路 PHY_TX_P_IC PHY_TX_P CN21 22ohm-0402-±5%-1/16W 22ohm-0402-±5%-1/16W NC/ULCE0505A015FR SD-D3 RJ45_FE_TX+ 22ohm-0402-±5%-1/16W NC/ULCE0505A015FR RJ45_FE_TX+ NC/0ohm-0402-PCB 短路...

  • Page 31: Wiring Diagram Of Tuner

    3.10 Wiring diagram of Tuner 3V3_Tun_S2 NC/100pF-0402-NPO-±5%-50V NC/100pF-0402-NPO-±5%-50V S2_SDA RS67 I2C_SDA CS24 CS23 S2_SCL RS26 I2C_SCL CS55 CS56 LNB_PW CS26 CS27 NC/1uF-0402-X5R-±20%-6.3V 陶瓷电容 ,CAP MC,50V,1.8pF,±0.25pF,NPO,0402,SMD,TP NC/100pF-0402-NPO-±5%-50V CS57 CS58 陶瓷电容 ,CAP MC,50V,4.7pF,±0.25pF,NPO,0402,SMD,TP 22ohm-0402-±5%-1/16W NC/1000pF-0402-X7R-±10%-50V 22ohm-0402-±5%-1/16W NC/1uF-0402-X5R-±20%-6.3V 22pF-0402-NPO-±5%-50V NC/12pF-0402-NPO-±5%-50V 22pF-0402-NPO-±5%-50V NC/12pF-0402-NPO-±5%-50V NC/AV2017 0.1uF-0402-X5R-±20%-16V 0.1uF-0402-X5R-±20%-16V C194...

  • Page 32: Wiring Diagram Of Amplifier And Earphone Out

    3.11 Wiring diagram of Amplifier and earphone out...

  • Page 33: Pcb Layout Of Power Board - Pw.188W2.711

    3.12 PCB layout of Power board - PW.188W2.711...

  • Page 37: Wiring Diagram Of Power Board - Pw.188W2.711

    3.13 Wiring diagram of Power board - PW.188W2.711...

  • Page 41: Exploded View

    4. EXPLODED VIEW 50 inch model 50BL2EA, 50BL3EA, 50BL5EA, 50BL2KA, 50BL3KA, 50BL5KA 50 inch model 50BN2EA, 50BN3EA, 50BN5EA, 50BN2KA, 50BN3KA, 50BN5KA...

  • Page 42: Service Menu

    5. SERVICE MENU MS6886 Factory Menu Specification How to Enter Factory Menu? Press MENU key first, then enter the Advanced Options menu and press number keys 1147 suc- cessively. Description: 5.1 LOGO AND METHOD OF OPERATION 5.8 DEBUG 5.2 SHIPPING INIT 5.9 PANEL SETTING 5.3 AGING MODE 5.10...

  • Page 43: Sound Setting

    PICTURE MODE Adjust default values of picture modes. - PICTURE MODE: Adjust the current picture mode. - BRIGHTNESS: Adjusts the default brightness value for the current picture mode. - CONTRAST: Adjusts the default contrast value for the current picture mode. - SATURATION: Adjusts the default saturation value for the current picture mode.

  • Page 44: General Setting

    - SOUND MODE: Adjust the current sound mode. - TREBLE: Adjusts the treble default value for the current sound mode. - BASS: Adjusts the bass default value for the current sound mode. - 100HZ: Adjusts the 100HZ default value for the current sound mode. - 350HZ: Adjusts the 350HZ default value for the current sound mode.

  • Page 45: Debug

    INPUT/EXPORT User debug data import / export. - CHANNEL EXPORT: Export the current channel data to the U disk root directory, save the file name MTK_CHANNEL_TABLE.json - USB CHANNEL IMPORT: Import the preset customer channel table data for the current channel data.

  • Page 46: Emc Setting

    PANEL OFF TIMING 1 Adjust the screen power-off timing. PANEL OFF TIMING 2 Adjust the screen power-off timing. 5.10 EMC SETTING MIU RANGE (KHZ) No effect. MIU STEP(%) No effect. LVDS RANGE (KHZ) Adjust the frequency range of LVDS spread spectrum, the adjustment range is from 20khz to 100khz.

  • Page 47: Sw Upgrade

    5.12 SW UPGRADE UPGRADE ALL KEY Upgrade all key support in this page. UPGRADE Upgrade the corresponding key. The key that needs to be burned is stored in the specified directory of the U disk according to the agreed name. The key head is configured in the /vendor/tvcertificate/fdata.ini file.

  • Page 48: Upgrading Instructions

    6. UPGRADING INSTRUCTIONS 6.1 How to upgrade SW • Rename SW to “MstarUpgrade” and put SW into USB, • Connect PC and mainboard with Serial tool • Hold on “enter” and AC on to enter mboot • Insert USB, and Input “cu” in mboot cmdline 6.1.1 Preparation •...

  • Page 49: How To Upgrade Mboot With Isp_Tool

    • Earphone Serial port board: B.CNSISP7A • USB extension cord 6.2 How to upgrade mboot with ISP_Tool • Download the ISP_tool and MbootPackage: ISP_tool: https://drive.cvte.com/p/DSiMQ1AQpBQY2sQD Mboot Package: https://drive.cvte.com/p/DUvF7yQQpBQY1sgD • Connect PC and mainboard with serial tool • If any uart print on serial tool, input “00112233” to stop uart. If no print on serial tool ,discon- nect it.
  • Page 50 • Press “connect”. Then switch to “Device” page. Press “Open Secure Panel” • Press “Read Device ID” to get Device ID. • Find password in follow table 195EB3B58CD8C3C00EB2FED3B963368B 0003370FE53095BC7BA290 B8A3FA244F17B0B7ED1E6A02D6D8DA80 00035757BC8C5011ECE936 E563F1B6AF6C2CDB51B837551FF22D46 00031F1A07637A565E5CE0 2C3A0F20A8365A936679FBB5B885B847 0003EB4E15C186DD9A0442 082FDB024AE66A8397B8F77AA11BBDF2 0003F2EFD5608C3DF20D13...
  • Page 51 • Input password and press “Enable DBBus Access Mode” . Then close this window • Switch to “EMMC” page, Press “More”. A mew window will create. • Fill the path with bin file in “Mboot Package” according follow picture • Close new window and press “run” •...
  • Page 52 FAQ: 1. If you found there isn’t any print on serial tool when you AC on Plz upgrade mboot by ISP_Toll 2. If you cannot read Device ID You can slow the I2C speed according to the follow picture 3. If you see a “burning screen” or “black screen” It means panal setting is wrong.
  • Page 53 • Connect serial tool and put {panel setting file} and Customer_1.ini to USB device. • Insert USB to mainboard. • Input “su” to get root authority • Input “mount -o rw,remount /vendor/tvconfig” to mount tvconfig • Input “ls /mnt/media_rw/” to get {USB tag} •...

  • Page 54: Osd Menu Tree

    7. OSD MENU TREE LIVE CHANNELS MAIN MENU Leavel 1 Level 2 Level 3 Level 4 Value Comment Picture Mode User Standard UK only Vivid Sport Movie UK only Game UK only Energy Saving UK only Display Mode Automatic Super zoom Movie expand 14:9 Movie expand 16:9 Wide screen...
  • Page 55 2nd Digital Subtitle Language Subtitle Type Teletext Digital Teletexst Language Decoding Page Language Auto Sleep System information Version info Settings see table below SETTINGS MENU Leavel 1 Level 2 Level 3 Level 4 Value Comment Network & internet Add Network Scanning always UK only available...
  • Page 56 Channel Move Channel Edit DTV input only Analog Channel DVB-T/C Fine-tune Clear Channel List Parental Control Antenna Cable HDMI input only Preferred Satellite General Satellite Auto Channel Update Channel Update Message Parental Control Channels Blocked Program Restrictions Inputs Blocked Change PIN Audio Channel Open Source Licenses...
  • Page 57 Software Version Netflix ESN Android security patch level Kernel version Build Date & time Automatic date & time Set date Set time Set time zone Use 24-hour format Timer Power On Time Type Once Auto Power On Time Power Off Time Type Once Auto Power Off Time Language...
  • Page 58 Energy Saving Backlight Brightness Contrast Saturation Sharpness Gamma Dark Middle Bright Color Temperature User Cool Standard Warm Red Gain Green Gain Blue Gain Advanced Video MPEG NR Adaptive Luma control DI Film Mode Game Mode PC Mode HDMI RGB Range Color Tuner Enable Saturation...
  • Page 59 Balance Sound Surround Equalizer Detail 120Hz 500Hz 1500Hz 5000Hz 10000Hz Speakers TV Speakers External Audio System Digital Output Auto Bypass Dolby Digital Plus Dolby Digital SPDIF Delay Auto Volume Control Downmix Mode Stereo Surround DTS DRC DTS Virtual:X Virtual:X TBHDX Limiter Reset to Default Storage...
  • Page 60 Version number Screen saver Screen saver When to start Put device to sleep Start now Location Location status Usage & diagnostics Accessibility Audio Description Visually impaired Hearing impaired Spoken Subtitle AC4 Dialogue Enhancement Medium High Captions Display Language Text Size White on black Black on white Yellow on black...

  • Page 61: Picture Adjustment

    8. PICTURE ADJUSTMENT 8.1 White Balance • Load 80% White pattern from signal generator • Enter Factory Menu by pressing MENU, entering Advanced Options and pressing numbers 1147 • Choose PICTURE SETTING • Change SOURCE to HDMI • Choose WHITE BALANCE •...
  • Page 62 COPYRIGHT © 2019 BY SHARP CORPORATION ALL RIGHTS RESERVED. No Part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the publisher.

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