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Shivaki STV-26LED3 Service Manual

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SERVICE MANUAL
STV-26LED3/STV-32LED3
STV-26ALED3
第 1 页，共 80 页

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Summary of Contents for Shivaki STV-26LED3

  • Page 1 SERVICE MANUAL STV-26LED3/STV-32LED3 STV-26ALED3 第 1 页，共 80 页...

  • Page 2: Table Of Contents

    CONTENTS 1. GENERAL DESCRIPTION--------------------------------------------------------------------3 2. FUNCTION LAYOUT -------------------------------------------------------------------4 3. FEATURES ---------------------------------------------------------------------------------5 4. PCB DIMENSIONS----------------------------------------------------------------------- 6 5. SCHEMATICS OF IR BOARD & KEY BOARD ------------------------------------------6 6. INTERFACE DEFINITION ------------------------------------------------------------- 6 7.ANDROID BOARD SPECIFICATION------------------------------------------------ 6 8.SCHEMATIC------------------------------------------------------------------------------ 6 8. POWER BOARD------------------------------------------------------------------------ 6 9.BOM LIST---------------------------------------------------------------------------------- 7 10.

  • Page 3: General Description

    T.MT5310.86B (DVB-T/T2+C)-SPECIFICATION 1. GENERAL DESCRIPTION T.MT5310.86B is a digital and analog TV control board, which is suitable for Pan Europe and UK market. It can support more than 26 inch LED panels which resolution is up to 1920×1080. T.MT5310.86B can receive and decode both Free-To-Air DTV and CA DVB-T/T2/C program. It can decrypt programs encrypted by Irdeto, Viaccess, Conax with built-in CI(optional).

  • Page 4: Features

    T.MT5310.86B (DVB-T/T2+C)-SPECIFICATION FRONT VIEW OF T.MT5310.86B HDMI1 In HDMI2 In HDMI3 In PC-RGB In SCART PC Audio In Note: HDMI1 and external HDMI can’t coexist with each other. SIDE VIEW OF T.MT5310.86B Component In AV In Lan In RF In Coaxial Out USB Slot In CI Slot In...
  • Page 5 T.MT5310.86B (DVB-T/T2+C)-SPECIFICATION Channel Bandwidth 7MHz/8MHz DVB-T QPSK,16QAM,64QAM Modulation DVB-C 16QAM,32QAM,64QAM,128QAM,256QAM DVB-T2 QPSK,16QAM,64QAM,256QAM Video System MPEG-2 MP@ML, MPEG-2 MP@HL,H.264 MPEG-1 layer 1/2,MPEG-2 layer 2, Sound System DD,DD+ EPG, Subtitle, LCN, Basic Functions TELETEXT (Europe), MHEG-5(UK) Common Interface Built-In Max Storage Channels 1500CH (ATV &...
  • Page 6 T.MT5310.86B (DVB-T/T2+C)-SPECIFICATION Codec Media File Ext. Remark Video Audio AAC-LC/HE-AAC，AC3 MPEG-1，MPEG-2， MP3，MPEG-1，AC3 .mpg/.mpeg MPEG-4 SP/ASP Xvid，MPEG-4 SP/ASP， .mp4/.m4v Max Solution：1920x1080， MP3， MPEG-1， MPEG-2 H.264 Frame Rate：30 Frame/Sec， MPEG-1，MPEG-2， AAC/AAC-LC，MPEG-4 Bit Rate：16Mbit/s .mkv MPEG-4 SP/ASP，H.264 AAC-LC/HE-AAC，AC3 .ts/.tp/.trp MPEG-1，MPEG-2，H.264 MPEG-2，MPEG-4 SP/ASP MPEG-1，AC3 .vob .mp3 MPEG-4：...

  • Page 7: Pcb Dimensions

    T.MT5310.86B (DVB-T/T2+C)-SPECIFICATION 4. PCB DIMENSIONS The size of T.MT5310.86B is 188.5mm(L)*194.5mm(W)*22mm. Ver . V1.1 Description HDMI1 HDMI2 HDMI3 VGA IN SCART PC AUDIO IN YPBPR IN AV OR YPBPR L/RIN RJ45 RF IN COAX OUT USB IN CI SLOT EARPHOUE OUT 第...

  • Page 8: Schematics Of Ir Board & Key Board

    T.MT5310.86B (DVB-T/T2+C)-SPECIFICATION 5. SCHEMATICS OF IR & KEY BOARD 6. INTERFACE DEFINITION The optional connectors are marked with “*”. CN4 (10PIN/2.54): MAIN POWER SUPPLY CONNECTOR ◆ SYMBOL DESCRIPTION 5VSB +5V Power Supply When Standby PWON Power On/Off Ground +5V Power Supply for Panel +5V DC Power Supply Ground +12V DC Power Supply...
  • Page 9 T.MT5310.86B (DVB-T/T2+C)-SPECIFICATION SYMBOL DESCRIPTION Brightness Adjustment for Panel (DC) Ground *CN19(8PIN/2.0): DVD POWER & CONTROL CONNECTOR ◆ SYMBOL DESCRIPTION MAX CURRENT +5V DC Power Supply for DVD 1200 mA Ground +12V DC Power Supply for DVD 1000 mA IR Data Transfer to DVD DAT/RX Data Receiver/Serial Data Receiver STB/TX...
  • Page 10 T.MT5310.86B (DVB-T/T2+C)-SPECIFICATION Ground RXEC- LVDS EVEN Clock- Signal RXEC+ LVDS EVEN Clock+ Signal RXE3- LVDS EVEN 3- Signal RXE3+ LVDS EVEN 3+ Signal Ground CON1 Logic Level Control (Default For High Level) No Connection VSEL1 C SCL VSEL2 C SDA RXO4- LVDS ODD4- Signal RXO4+...
  • Page 11 T.MT5310.86B (DVB-T/T2+C)-SPECIFICATION SYMBOL DESCRIPTION Key5 Key6 Key7(Reserved) Ground *CN25(2x10PIN/2.0): EXTERNAL HDMI CONNECTOR ◆ SYMBOL DESCRIPTION HDMI_RX2+ HDMI 2+ Signal HDMI_RX2- HDMI 2- Signal HDMI_RX1+ HDMI 1+ Signal HDMI_RX1- HDMI 1- Signal HDMI_RX0+ HDMI 0+ Signal HDMI_RX0- HDMI 0- Signal HDMI_RXC+ HDMI Clock+ Signal HDMI_RXC- HDMI Clock- Signal...
  • Page 12 B.AML8726.3B-SPECIFICATION 1. GENERAL DESCRIPTION B.AML8726.3B is a board which can be used as Android Box Control Board, as well as Android TV Combo Board. It is suitable for global markets. B.AML8726.3B can support HTML5, Adobe Flash 10.1 or above and Network media player. 2.
  • Page 13 B.AML8726.3B-SPECIFICATION TOP VIEW OF B.AML8726.3B (Set Top Box board) *External USB2 In *External USB1 In CN2: IR & Key Interface TOP VIEW OF B.AML8726.3B (Intelligent TV COMBO solutions) *CN4: TV *CN9: External *CN1: External *CN3: DC Communication HDMI Out YPbPr & AV Out Power Supply 第...
  • Page 14 B.AML8726.3B-SPECIFICATION 3. FEATURES INTRODUCTION Feature  Android 2.3 Multi-language External Storage USB storage, SD card (FAT, FAT32, NTFS) System Upgrading By u-disk or SD card or online(TODO) Local Media Playback Video/Audio/Picture Internet Media Playback Over Internet, Video/Audio/Picture HARDWARE PLATFORM  CHIPSET AML8726-M Cortex A9 up to 1.0GHz...
  • Page 15 B.AML8726.3B-SPECIFICATION USB MULTIMEDIA PLAYBACK FORMAT Video decoding Multiple stream audio decoding Subtitle Image H.264 HP/MP/BP L4.1 LPCM JPG/JPEG DivX®/Xvid DTS®–HD MA ASS / SSA VC-1 SP/MP/AP L3 AAC/AAC+ MPEG 1/2/4 RMVB 7/8/9/ MP3, MPEG Audio SUB and IDX H.263 AC3® M-JPEG Vorbis Real Audio...

  • Page 16: Schematic

    B.AML8726.3B-SPECIFICATION 5. SCHEMATIC OF IR & KEY BOARD 6. INTERFACE DEFINITION The optional connectors are marked with “*”. ◆ *CN1 (11PIN/2.0): EXTERNAL AV OUTPUT CONNECTOR SYMBOL DESCRIPTION CVBS CVBS Output Audio right channel Output Ground Audio left channel Output Component-Pb Output Ground Component-Pr Output Ground...
  • Page 17 B.AML8726.3B-SPECIFICATION SYMBOL DESCRIPTION Power Key ◆ *CN3(4PIN/2.0): DC POWER SUPPLY CONNECTOR SYMBOL DESCRIPTION +12V DC Power Supply Ground ◆ *CN4(5PIN/2.0): TV COMMUNICATION CONNECTOR SYMBOL DESCRIPTION COM1 Communication1 COM2 Communication2 IR Data Transfer Ground UKEY Upgrade ◆ *CN9 (2×10PIN/2.0): EXTERNAL HDMI CONNECTOR SYMBOL DESCRIPTION HDMI_RX2+...
  • Page 18 B.AML8726.3B-SPECIFICATION CN3U、CN4U(4PIN/2.0) EXTERNAL USB2 & USB1 IN CONNECTOR ◆ SYMBOL DESCRIPTION Ground USB Data+ USB Data- USB 5V 7. CONFIGURATION & GENERAL PRECAUTIONS  Relative humidity: ≤ 80%.  Storage temperature: -10~60° C.  Operation temperature: 0~40° C.  Protect the board from static electricity in case of damage to the IC. ...
  • Page 19 B.AML8726.3B-SPECIFICATION APPENDIX: HOW TO CONNECT B.AML8726.3X TO CVT TV BOARD CN3、CN4、CN9 are used when B.AML8726.3X is connected to TV board, as it shows in picture below. （ Using B.AML8726.3A as an example, the connection method is fit for all 8726.3X series .）...
  • Page 20 DDRV M_5V DDRV 0.1uF-0402-Y5V-+80%-20%-16V 1Kohm-0402-± 1%-1/16W 240ohm-0402-± 1%-1/16W 0.1uF-0402-Y5V-+80%-20%-16V 0.1uF-0402-Y5V-+80%-20%-16V 0.01uF-0402-X7R-± 10%-50V 0.1uF-0402-Y5V-+80%-20%-16V 10uF-0805-X5R-± 10%-6.3V 0.01uF-0402-X7R-± 10%-50V LC1117CLTRAD 100uF-16V-± 20%-5× 11-105 CH8010U-220K-045-G 0.1uF-0402-Y5V-+80%-20%-16V 3K3ohm-0402-± 1%-1/16W M7(FormosaMS) M_5V M7(FormosaMS) 1.15V 1.15V DVDD3V3_MII M_5V DVDD3V3_MII 5V_STB +3V3_STB LC1117CLTR33 100uF-16V-± 20%-5× 11-105 100Kohm-0402-± 5%-1/16W +3V3_STB AIC2857FGR8TR NC/100pF-0402-NPO-±...
  • Page 21 AMP_RIN AMP_RIN/ AMP_LIN AMP_LIN/ VDD3V3 VDD3V3 3K3ohm-0402-± 5%-1/16W C27 3K3ohm-0402-± 5%-1/16W 3K3ohm-0402-± 5%-1/16W 3K3ohm-0402-± 5%-1/16W CN11 1500pF-0402-X7R-± 10%-50V 1500pF-0402-X7R-± 10%-50V VCC-Panel VCC-Panel 1500pF-0402-X7R-± 10%-50V 1500pF-0402-X7R-± 10%-50V SPI-CSN VCC-Panel M_3.3V SPI-SDO TX_AO0N TX_AO0P HOLD# GND GND GND GND TX_AO1N TX_AO1P #F_WP SPI-SCK M_SCL MUX_LIN...
  • Page 22 RDQ0 B_A0 RDQ1 B_A1 DDRV RDQ2 B_A2 RCLK0 R108 CLK0 RDQ3 B_A3 RDQ4 B_A4 R109 RDQ5 B_A5 C120 C122 C123 C124 C125 C126 100ohm-0402-± 1%-1/16W RDQ6 B_A6 RDQ7 B_A7 RDQ8 B_A8 RDQ9 B_A9 RCLK0# R110 CLK0# RDQ10 B_A10 DQ10 A10/AP RDQ11 B_A11 0ohm-0402-±...
  • Page 23 24VA CN16 M_5V +24V 47Kohm-0402-± 5%-1/16W +24V + EA1 RA21 AMP_STB NC/0ohm-0402-± 5%-1/16W 4PIN-2.54-D-H- 0ohm-0402-± 5%-1/16W 2Kohm-0402-± 5%-1/16W 3124_ShutDown M_5V 33Kohm-0402-± 5%-1/16W PMLL4148L SK34A-SMA +12V NC/0.01uF-0402-X7R-±10%-50V 470uF-35V-± 20%-10× 13 105 + EA2 MMBT3904(f≥350MHz) 0.1uF-0603-Y5V-+80%-20%-50V 4K7ohm-0402-± 5%-1/16W 100uF-16V-± 20%-5× 11-105 33Kohm-0402-± 5%-1/16W 3CG3906M NC/1uF-0603-Y5V-+80%-20%-10V 4K7ohm-0402-±...
  • Page 24 M_5V R139 5V_AMP PC_AUD_LIN 5V_AMP C145 USB_5V M_5V 100ohm-0402-± 5%-1/16W SC1_LIN/ SC1_RIN/ USB_DM0 100uF-16V-± 20%-5× 11-105 R140 R141 R142 R143 USB_DP0 1uF-0603-Y5V-+80%-20%-10V MUX_LIN/ AV_RIN R144 AV_IN/ R145 C146 AV_IN U2504M-04-E1WD-C PC_AUD_LIN PC_AUD_RIN AV_LIN AV_RIN DVD_LIN MUX_RIN/ FSMD110 0ohm-0402-± 5%-1/16W 100uF-16V-± 20%-5× 11-105 R146 R147 R148...
  • Page 25 5V_AMP SCART1_VI R229 C190 SC1_VI CN13 SCART1_AROUT C191 R230 R233 SCART1_RI 220pF-0402-X7R-± 10%-50V SCART1_ALOUT 75ohm-0402-± 5%-1/16W SCART1_RI R235 C195 SC1_RIN/ 100ohm-0402-± 5%-1/16W AGND 0.047uF-0402-X7R-± 10%-16V BGND SCART1_LI 12Kohm-0402-± 5%-1/16W R237 SCART1_Bin 8K2ohm-0402-± 5%-1/16W R239 SCART1_ FS 1uF-0603-Y5V-+80%-20%-10V SWTCH 100Kohm-0402-± 5%-1/16W GGND 100Kohm-0402-±...
  • Page 26 M_3.3V PSX01_V33 CN22 10uF-0805-Y5V-+80%-20%-10V HDMI1_RX2+ C209 C210 C211 C212 C213 0.1uF-0402-Y5V-+80%-20%-16V RX2+ RX5V1_DDC_SDA R269 0.1uF-0402-Y5V-+80%-20%-16V HDMI1_RX2- RX5V1_DDC_SCL R270 HDMI1_5VIN 0.1uF-0402-Y5V-+80%-20%-16V RX2- HDMI1_RX1+ 0.1uF-0402-Y5V-+80%-20%-16V SHELL(GND) RX1+ 10Kohm-0402-± 5%-1/16W 120ohm-0603-± 25% HDMI1_RX1- 10Kohm-0402-± 5%-1/16W RX1- HDMI1_RX0+ R271 RX0+ HDMI_CEC SHELL(GND) HDMI1_RX0- RX0- HDMI1_RXC+ NC/0ohm-0402-±...
  • Page 27 R304 4K7ohm-0402-± 5%-1/16W 100ohm-0402-± 5%-1/16W MT8295BNE 4K7ohm-0402-± 5%-1/16W 3V3_DEMOD 4K7ohm-0402-± 5%-1/16W R305 PCM_CD1_N C217 10Kohm-0402-± 5%-1/16W 4K7ohm-0402-± 5%-1/16W R306 PCM_CD2_N C218 10Kohm-0402-± 5%-1/16W 4K7ohm-0402-± 5%-1/16W 0.1uF-0402-Y5V-+80%-20%-16V TS1_D0 CI_D0 MI_D0 R307 ARC_MUTE SPI_DATA CI_CE2_N 0.1uF-0402-Y5V-+80%-20%-16V TS1_D1 CI_D1 GPIO0 CI_WEB MI_D1 R308 CI_GPIO1 SPI_CLE R310...
  • Page 28 M_5V 2V5_VDD_SiTUN 0.1uF-0402-Y5V-+80%-20%-16V LC1117CLTRAD 0.1uF-0402-Y5V-+80%-20%-16V 0.01uF-0402-X7R-± 10%-50V CH4055U-100K-021 M_5V 4K7ohm-0402-± 1%-1/16W C147 100ohm-0402-± 5%-1/16W T2DEMOD_1.2V AVDD1V2 TUNER_RESET Si_RESET 100ohm-0402-± 5%-1/16W R120 150ohm-0402-± 5%-1/16W R301 R302 R309 IF1_P C152 AIF+ R313 100ohm-0402-± 5%-1/16W IF1_N C153 C171 4K7ohm-0402-± 5%-1/16W C193 C196 MGHB1005S102T-LF C198 C243 R315...
  • Page 29 DVDD3V3_MII DVDD3V3_MII R386 4K7ohm-0402-± 5%-1/16W R387 0.1uF-0402-Y5V-+80%-20%-16V 49R9ohm-0402-± 1%-1/16W DVDD3V3_MII 49R9ohm-0402-± 1%-1/16W ETMDC REGOUT CN28 0.1uF-0402-Y5V-+80%-20%-16V REGOUT ETMDIO LED0/PHYAD0/ 49R9ohm-0402-± 1%-1/16W MDIO AVDD33 LED2A ETTXD0 LED0/PHYAD0 49R9ohm-0402-± 1%-1/16W TXD0 LED2K ETTXD1 C304 C305 C306 MDI_TP IP101A TXD1 ETTXD2 10uF-0805-Y5V-+80%-20%-10V R389 TXD2 AGND ETTXD3...
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  • Page 34 1. Power Supply Overview 电性能指标： ） 输入特性 1.1 Table 1 Input Electrical Characteristics Overview ( Input voltage range 输入电压范围 90Vac-264Vac Normal voltage range 100Vac-240Vac 标准输入 Frequency range 频率范围 50Hz/60Hz Max input AC current 满载输入电流 3Amax at full load condition Inrush current (cold start) 浪涌电流(冷机）...
  • Page 35 1.2.4 Table 5 DC Output Hold-Up Time. （输出保持时间） Output Voltage 120Vac input 220Vac input ≥10 mS ≥10 mS ≥10 mS ≥10 mS 5.0V 、5.2VSB ≥10 mS ≥10 mS Note: All of dc output at full load. 所有输出带满载 1.2.5 Table 6 DC Output Overshoot At Turn On & Turn Off. （ 输出超调） Over shoot voltage(V)超调电压...
  • Page 36 ） 输出过流保护 1.4.2 Table 10 DC Output Over current Protection. ( Output Voltage Over Current Comments Hiccup尝试重复启动 ≥2.0Atyp* Hiccup尝试重复启动 ≥3Atyp* Hiccup尝试重复启动 5.0V ≥4Atyp* Hiccup尝试重复启动 5.0VSB ≥4Atyp* Note:* The over current protection should be test at other of dc output at Rated load but the 24V over current protection should be test at 12Vdc output at min load.5V 和5VSTB过流保护测试是在其它额定负载时测试.而24V过流测试是在...
  • Page 37 2.Pin Connection(连接器脚位定义) Power supply connectors （电源输入/输出端子）AC INPUT(交流输入) Location （位置）: CN1 Connector type （端子型号）: 3.96mm-3Pin Pin assignments: Table. Pin No Symbol Description (符号) (引脚号) (描述) Table 15 Pin-CON2 Connection And Function TYPE : 12PIN/2.54 Pin Connection Function 5VDC RETURN 5VDC RETURN 5VDC OUTPUT 5VDC OUTPUT PS-ON...
  • Page 38 3. Isolation (绝缘性能） 3.1 Table 12 (绝缘性能） Input To Output DC500V 50MΩ Min (at room temperature) Note: 3.2 Table 13 (绝缘耐压） Input To Output AC 3.0KV/1 minute 10mA Max Note: 4. Safety (安全规格） The power supply shall compliance with the following Criterion: 电源安全性满足下列标准...
  • Page 39 5.0 EMS（电磁干扰） The power supply shall compliance with the following Criterion: 电源电磁抗干扰满足下列规则： 1）ESD ( ） 静电抗扰度 *GB17626.2-1998/IEC61000-4-2 2) EFT ( ） 脉冲群抗扰度 *GB17626.4-1998/IEC61000-4-4 3KV ±1kV （瞬时测试），±2kV（AC line noise） 3) Surge ( ） 雷击浪涌 *GB17626.5-1998/IEC61000-4-5 ±1KV 6. Environmental Requirement (工作环境） 6.1 Temperature (环境温度） Operating : -5℃...
  • Page 40 Housing ASSEMBLY DRAWING （结构尺寸） 第 40 页，共 80 页...
  • Page 41 R 3 7 R 3 5 R 4 5 C 3 7 R 4 9 R 8 3 R 2 9 R 7 4 R 7 5 R 7 8 R 8 0 R 5 0 R 5 1 R 4 7 R 7 9 D 1 0 R 4 6...
  • Page 42 SPECIFICATION MODEL﹕PDN-80-18 STANDARD: 24V—3.33A General This specification defines the performance characteristics of Class1, 24V, 3.33A Single output AC-DC adapter. This specification also defines the world wide, Safety requirements and EMC requirements. 1. ELECTRICAL CHARACTERISTICS 1-1. Input Rated Voltage: 100~ 240VAC Input Voltage range : 90~ 264VAC 1-2.
  • Page 43 SPECIFICATION MODEL﹕PDN-80-18 STANDARD: 24V—3.33A 1-11 Temperature rise: Input 100~240vac Output with 24VDC full load.should not exceed On case surface @ ambient 25℃ 1-12 Transient Response :less than 10%@output change between 50% and 100% of full load slew rate is 0.5A/us ,frequency is 100Hz and 100kH. 1-13 Hold Up Time: 8mS(min) @ 100VAC/60Hz, ambient 25℃Output full load.
  • Page 44 SPECIFICATION MODEL﹕PDN-80-18 STANDARD: 24V—3.33A 4-3. Burn-in 100% burn-in test at 80~100% of full rating load at 35~40 bun-in room, ℃ 72hrs test for prototype samples, 24hrs test for pilot run samples for 4hrs test for mass production. 4-4 .Strain relief test: 9kg to the output cord for 60 seconds each, there should be no breakage of the cord or plug.
  • Page 45 SPECIFICATION MODEL﹕PDN-80-18 STANDARD: 24V—3.33A 6. MECHANICAL CHARACTERISTICS: 6-1. Physical size: (L)140mm*(W)60mm*(H)34mm 6-2. Enclosure material : 94V-1（min） PC black 6-3. Net weight: 390g+/-5g 6-4. AC socket: IEC320 6-5. Output cable: AWM1185#16AWG *1000mm（min）BLACK 6-6. Output plug: (OD)5.5*(ID)2.1* (L)10 mm (tuning fork) 7. OTHER& 7-1.
  • Page 46 SPECIFICATION MODEL﹕PDN-80-18 STANDARD: 24V—3.33A 8. MECHANICAL DIAGRAM: ITEM DATE PAGE adapter 2012.07.31 9 of 13 第 46 页，共 80 页...
  • Page 47 SPECIFICATION MODEL﹕PDN-80-18 STANDARD: 24V—3.33A 9. DC CABLE ITEM DATE PAGE adapter 2012.07.31 10 of 13 第 47 页，共 80 页...
  • Page 48 SPECIFICATION MODEL﹕PDN-80-18 STANDARD: 24V—3.33A 10. LABEL ITEM DATE PAGE adapter 2012.07.31 11of 13 第 48 页，共 80 页...
  • Page 49 STV-26LED3 BOM LIST Part No qunty for unit Description BMT5310-86B-- main board BXATB004----- Tuner BPE0015C---DPG power board with mylar BAD0009A----I IR Board Ass'y BAD0008A----I KEY Board Ass'y BFQ0002-----I LED panel JBD701-V001-I IR/key board connecting cable JP2202-V028-I power cord JW4801-C002-I speaker connector JWX221-V001-I mainboard power&backlight power cable...
  • Page 50 STV-26LED3 BOM LIST SCA-406R0FF-HG screw GB818-87 M4*6 SCA-40016FD-HG screw GB818-87 M4*16 SCAC306R0FF-HG screw GB90748-88 M3*6 SCAC308R0FD-HG screw GB90748-88 M3*8 SCAC40010FD-HG screw GB90748-88 M4*10 SCC-308R0FD-HG screw GB819-87 M3*8 SLA-30010FD-HG screw SJ2824-87 ST3×10C SLA-40012FD-HG screw SJ2824-87 ST3×12C SQA-306R0FD-HG screw SJ2824-87 ST3×6F SQA-40010FD-HG screw SJ2824-87 ST4×10F...
  • Page 51 STV-32LED3 BOM LIST Part No qunty for unit Description BMT5310-86B-- main board BXATB004----- Tuner BPE0015C---DPG power board with mylar BAD0009A----I IR Board Ass'y BAD0008A----I KEY Board Ass'y BFU007------I LED panel JBD701-V001-I IR/key board connecting cable JP2202-V028-I power cord JW4801-C002-I speaker connector JWX501-V006-I mainboard &...
  • Page 52 STV-32LED3 BOM LIST SCC-308R0FD-HG screw GB819-87 M3*8 SLA-308R0FD-HG screw SJ2824-87 ST3×8C SLA-40012FD-HG screw SJ2824-87 ST4×12C SLA-40012FF-HG screw SJ2824-87 ST4×12C SLA-40016FD-HG screw SJ2824-87 ST4×16C SQA-306R0FD-HG screw SJ2824-87 ST3×6F SQA-30010FD-HG screw SJ2824-87 ST3×10F SQC-40010FF-HG screw SJ2822 ST4×10F SSAA30012FE-HG screw ST3*12C w/washer ø12 MK0X0009A--KI carton MJ0X0007A---I...
  • Page 53 STV-26ALED3 BOM LIST Part No qunty for unit Description BMT5310-86B-- main board BXATB004----- Tuner BAML8726-3B-- android board BL-DCDC4---2I DC/DC board BAD0009A----I IR Board Ass'y BAD0008A----I KEY Board Ass'y BFQ0002-----I LED panel JBD701-V001-I IR/key board connecting cable JW4801-C002-I speaker connector JWX451-V002-I backlight power cable JBM301-S021-I LVDS cable...
  • Page 54 STV-26ALED3 BOM LIST plastic mount for Wall hanging MDRA07H-A---I PVC pad MA3X0024----I screw GB818-87 M3*4 SCA-304R0FF-HG screw GB818-87 M4*6 SCA-406R0FF-HG screw GB818-87 M4*16 SCA-40016FD-HG screw GB90748-88 M3*6 SCAC306R0FF-HG screw GB90748-88 M3*8 SCAC308R0FD-HG screw GB90748-88 M4*12 SCAC40010FD-HG screw GB819-87 M3*8 SCC-308R0FD-HG screw SJ2824-87 ST3×10C SLA-30010FD-HG screw SJ2824-87 ST3×10F...
  • Page 55 1. 1. Power Supply Troubleshooting Power Supply Troubleshooting Check if CN4 PIN1 is 5V？ Check if CN4_PIN1 is 5V？ Check if U6_PIN2 is 3.3V? Check power board and power cord Power on and check if Change U6 Change U6 CN4_PIN2 is 5V? 1、Check if Q5 and Q7 Check if CN4 PIN7 8 are Check if CN4_PIN7,8 are...
  • Page 56 2. 2. Display Troubleshooting (Exceptional Screen / White Screen) E ceptional Screen Exceptional Screen / White Screen Is upgrade software OK? Old software is wrong. Check if the LVDS cable is correct and connected tightly Check if the voltage of CN11_PIN1 is OK？...

  • Page 57: Power Board

    3. 3. Display Troubleshooting (Black Screen) Black Screen Check if backlight is OK? Reference to the maintenance process of "Exceptional screen / Whit White screen" " Check if the voltage of CN3_PIN3 (BLON Signal) is high level Check if the voltage of CN3_PIN4 is normal? 1 Check Q3 and surrounding components 1、Check Q3 and surrounding components.
  • Page 58 4. Audio Trouble 4. Audio Troubleshooting All Channels No Sound （ （ All Channels No Sound All Channels No Sound） ） Check Volume and MUTE Settings are normal Check if there is signal on CN17 Check if UA1 PIN1 3 10 12 19 20 UA1_PIN1,3,10,12,19,20 are Check if the voltage of UA1 PIN2 i hi h...
  • Page 59 5. Audio Troubleshooting（ （ SCART/PC/AV/ No Sound） ） 5. Audio Trouble SCART/PC/AV/YPbPr YPbPr No Sound SCART/PC/AV/ SCART/PC/AV/YPbPr SCART/PC/AV/ SCART/PC/AV/YPbPr YPbPr No Sound YPbPr No Sound No Sound No Sound Reference to the maintenance process Check if other of “All Channels No All Channels No channels are no sound? Sound”...
  • Page 60 6. Function Trouble 6. Function Troubleshooting ATV/DVB-T/DVB-C can't scan any channel （ （ ATV/DVB T/T2/C） ） ATV/DVB- - T/T2/C 1.Check if the external RF input signal is normal. 2.Check if the country, region and standard are set correctly. Check if the voltage Check if the voltage of Check if T1_PIN5、6 of U7_PIN3 is 5V?
  • Page 61 7. Function Trouble 7. Function Troubleshooting (HDMI) (HDMI) HDMI No Signal / Only Picture But Sound / Exceptional Screen But Sound / Exceptional Screen Every HDMI channel Every HDMI channel Only one HDMI channel isn’t work. isn’t work. Is reprogramming HDCP-KEY OK? Check if the corresponding Change...
  • Page 62 8.Function Trouble 8.Function Troubleshooting (PC) (PC) PC Channel PC Channel Image Picture is No signal Color fade Dithering not in center Check if the R,G,B input signals Check if the VS,HS input signals of U1_PIN152~156 are normal? of U1_PIN150,151 are normal? OSD setting Check the circuit The data of...
  • Page 63 9.Function Trouble 9.Function Troubleshooting (SCART) (SCART) SCART Channel SCART Channel SCART SCART-OUT SCART SCART-OUT Can’t automatically No Signal No Sound color fade No Signal switch to SCART channel Check if the Check the Check if the Check the R,G,B input Check the circuit circuit between voltage of...
  • Page 64 10. Function Trouble 10. Function Troubleshooting (AV, (AV,YPBPR) ) YPbPr No Signal / Color Fade CVBS N Si No Signal Check if the 5V power Check if supply of U13_PIN16 U13_PIN4,7,9 and control signal of Check if the have signals? have signals? Check if C58 Check if C58...

  • Page 65: Line Diagram

    STV‐26LED3    Line    Diagram    第 65 页，共 80 页...
  • Page 66 STV‐32LED3    Line    Diagram    第 66 页，共 80 页...
  • Page 67 STV‐26ALED3    Line    Diagram    第 67 页，共 80 页...

  • Page 68: Software Update

    SOFTWARE UPDATE:  Copy the BIN file to USB, when      the    TV in the standby state ,Insert the USB to  main board .    This    indicator    lights.    When    the light is extinguished, software  upgrade complete.      第 68 页，共 80 页...
  • Page 69 B.AML8726.XX System upgrade documentation Upgrade System for B.AML8726.XX 第 69 页，共 80 页...
  • Page 70 B.AML8726.XX System upgrade documentation 1 B.AML8726.XX software upgrade instructions 1.1 Two upgrade methods 1.1.1 Engineering Upgrade Need to use this upgrade methods in following cases: 1. Switching system between two different versions. 2. Verify the full functionality of the system. 3.
  • Page 71 B.AML8726.XX System upgrade documentation 1.2 Ordinary upgrade method B.AML8726.XX will give a software upgrade package every time, the package has three files and one Folder, detailed: u-boot-aml-ucl.bin, uImage_recovery, update.zip(three files), the folder is autoUpdate(Image 1). Image 1 Unzip the software upgrade package, and you can find the “update.zip”, ordinary upgrade method only need this one.
  • Page 72 B.AML8726.XX System upgrade documentation Image 3 Image 4 第 72 页，共 80 页...
  • Page 73 B.AML8726.XX System upgrade documentation Image 5 3) Please do not do anything when it shows “Waiting...”. The system will upgrade by itself after launching. It will reboot when the upgrade finished. 4) After rebooting, in order to maintain the purity of the system, we recommend you reference to the following picture to finish the upgrade.
  • Page 74 B.AML8726.XX System upgrade documentation Click the Reset MediaBox Button (Notice: Do not check the Erase internal SD card) Click the Erase everything, and the system will reboot automatically to complete the whole Ordinary upgrade. 第 74 页，共 80 页...
  • Page 75 B.AML8726.XX System upgrade documentation 1.3 Engineering upgrade method B.AML8726.XX will give a software upgrade package every time, the package has three files and one Folder, detailed: u-boot-aml-ucl.bin, uImage_recovery, update.zip (three files), the folder is autoUpdate(Image 6). Image 6 Steps for upgrade as follows: 1）Unzip the upgrade package, copy the three files and the folder to the card’s root directory.
  • Page 76 B.AML8726.XX System upgrade documentation 2）Unplug the 12V power supply, insert the SD card with the upgrade files. Image 8 3）Press and hold the Recovery button(the only button on B.AML8726.XX), insert the 12V power supply. (Image 9) Image 9 第 76 页，共 80 页...
  • Page 77 B.AML8726.XX System upgrade documentation 4） Release the Recovery button when the TV screen shows the upgrade interface. (Image 10) Image 10 5）During the upgrade, the screen will show the upgrade progress, system will reboot after the upgrade is complete. (Image 11) Image 11 第...
  • Page 78 B.AML8726.XX System upgrade documentation 1.4 Engineering Upgrade Considerations Some upgraded failure situation : Use SD card upgrade, Please ensure the integrity of the downloaded upgrade package and the files of copied to the SD card. (if not integrity, will not be able to upgrade) If the SD card can not be mounted, please check up the SD card is inserted.
  • Page 79 B.AML8726.XX System upgrade documentation After replug the SD card , use the remote control to select the apply update, then will be appearing file browsing interface, and select the “update.zip” in SD card root directory, then the upgrade will be continue. (Images 13) Image 13 Image 14 Do not power off during the...
  • Page 80 B.AML8726.XX System upgrade documentation 1.5 Engineering Upgrade Flowchart Three files + one folder Unzip upgrade package u-boot-aml-ucl.bin uImage_recovery update.zip <autoUpdate> Copied to the SD card root directory Unplug the 12V power,yes or no? Unplug the 12V power Insert the SD card press Recovery button Into the 12V power supply...

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