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SERVICE MANUAL 

     STV-26LED3/STV-32LED3 
                    STV-26ALED3       

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

第 1 页,共 80 页

Summary of Contents for STV-26ALED3

Page 1: ...SERVICE MANUAL STV 26LED3 STV 32LED3 STV 26ALED3 第 1 页 共 80 页 ...

Page 2: ... 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 BOARD SERVICE MANUAL 7 11 LINE DIAGRAM 8 12 SOFTWARE UPDATE 8 3 3 4 7 8 8 12 20 34 49 55 65 68 第 2 页 共 80 页 ...

Page 3: ...decrypt programs encrypted by Irdeto Viaccess Conax with built in CI optional T MT5310 86B s USB slot can be used for Software upgrade multimedia playback PVR and time shift 2 FUNCTION LAYOUT The picture is for a reference only the actual item is the standard The optional connectors and terminals are marked with TOP VIEW OF T MT5310 86B CN4 Main Power Supply CN3 Inverter CN19 DVD Power Control CN1...

Page 4: ...n Spanish Portuguese optional PANEL Panel Type LED Interface Dual Single LVDS Interface Max Resolution 1920 1080 TV INPUT ATV Receiving Range 48 25MHz 863 25MHz Input Impedance 75Ω Video System PAL SECAM Sound System BG DK I L L NICAM A2 TELETEXT 1000Pages Max Storage Channels 1500CH ATV DTV DTV Receiving Range VHF 174MHz 230MHz UHF 474MHz 862MHz Input Impedance 75Ω HDMI1 In HDMI2 In HDMI3 In PC R...

Page 5: ...onent Audio L R RCA Input 0 2 2 0 VRMS AUDIO OUTPUT Frequency Response 100Hz 15KHz 3dB 1KHz reference signal Max Output Power 2 9W 8Ω THD N 10 1KHz Power Supply 24V Audio Input 0 5VRMS POWER Requirement 24V 12V 5V 5VSB To Panel 5V 12V Management Standby Power Consumption 0 3W Board Only COMB FILTER 3D DEINTERLACE 3D KEY FUNCTION MENU CH CH VOL VOL INPUT POWER EXPANDABLE FUNCTION DVD External HDMI ...

Page 6: ...tion 4 4 Max Resolution 17000 10000 Progressive Min Resolution 4 4 Max Resolution 4000 4000 bmp BMP Min Resolution 2 2 Max Resolution 4000 4000 png PNG Min Resolution 2 2 Max Resolution 2000 2000 Text txt Ansi Unicode Unicode Big Endian File system FAT16 FAT32 NTFS Just for Media PVR function Recording standby Timeshift EPG recording reservation Note Licenses involved in specifications above are s...

Page 7: ... 6 5 2 7 9 8 10 12 13 1 NO Description Ver V1 1 HDMI1 HDMI2 HDMI3 VGA IN PC AUDIO IN SCART YPBPR IN AV OR YPBPR L RIN RJ45 RF IN COAX OUT USB IN CI SLOT EARPHOUE OUT 4 PCB DIMENSIONS The size of T MT5310 86B is 188 5mm L 194 5mm W 22mm 第 7 页 共 80 页 ...

Page 8: ...PPLY CONNECTOR NO SYMBOL DESCRIPTION 1 5VSB 5V Power Supply When Standby 2 PWON Power On Off 3 GND Ground 4 GND 5 P5V 5V Power Supply for Panel 6 P5V 7 5V 5V DC Power Supply 8 5V 9 GND Ground 10 12V 12V DC Power Supply CN3 6PIN 2 0 INVERTER CONNECTOR NO SYMBOL DESCRIPTION 1 12V 12V DC Power Supply 2 12V 3 BLO Back Light ON OFF Control for Panel 第 8 页 共 80 页 ...

Page 9: ...ONNECTOR Note PIN31 40 are optional The connector or each PIN can refer to the panel specification NO SYMBOL DESCRIPTION 1 VCC Panel Power Supply for Panel 2 VCC Panel 3 VCC Panel 4 GND Ground 5 GND 6 GND 7 RXO0 LVDS ODD 0 Signal 8 RXO0 LVDS ODD 0 Signal 9 RXO1 LVDS ODD 1 Signal 10 RXO1 LVDS ODD 1 Signal 11 RXO2 LVDS ODD 2 Signal 12 RXO2 LVDS ODD 2 Signal 13 GND Ground 14 GND 15 RXOC LVDS ODD Cloc...

Page 10: ...DD4 Signal 39 RXE4 LVDS EVEN 4 Signal 40 RXE4 LVDS EVEN 4 Signal CN16 4PIN 2 54 AMPLIFIER POWER SUPPLY CONNECTOR NO SYMBOL DESCRIPTION 1 24V 24V DC Power Supply 2 24V 3 GND Ground 4 GND CN17 4PIN 2 54 SPEAKER CONNECTOR NO SYMBOL DESCRIPTION 1 LO Audio Left Channel Output 2 GND Ground 3 GND 4 RO Audio Right Channel Output CN10 14PIN 2 0 IR KEY BOARD CONNECTOR NO SYMBOL DESCRIPTION 1 5V 5V DC Power ...

Page 11: ...MI Clock Signal 9 HDMI_SCL HDMI DDC I2 C SCL 10 HDMI_SDA HDMI DDC I2 C SDA 11 GND Ground 12 GND 13 POW_SINK HDMI 5V 14 HPD_CON Hot Plug Detect 15 GND Ground 16 GND 17 CEC CEC Signal 18 5V 5V DC Power Supply 19 M_SCL Main I2 C SCL 20 M_SDA Main I2 C SDA CN20 11PIN 2 0 DVD SIGNAL INPUT CONNECTOR NO SYMBOL DESCRIPTION 1 NC No Connection 2 GND Ground 3 DRI DVD Audio Right Channel Input 4 GND Ground 5 ...

Page 12: ...a player 2 FUNCTION LAYOUT The pictures in this specification are only for your reference If any discrepancy found between certain picture and product please look the actual product The optional connectors and terminals are marked with FRONT VIEW OF B AML8726 3B Set Top Box board USB1 In USB2 In SD Card In HDMI Out RJ45 In Recovery Key DC In FRONT VIEW OF B AML8726 3B Intelligent TV COMBO solution...

Page 13: ...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 Communication CN9 External HDMI Out CN1 External YPbPr AV Out CN3 DC Power Supply 第 13 页 共 80 页 ...

Page 14: ...Cortex A9 up to 1 0GHz RAM 512M Byte DDR2 Flash Memory 4G Byte for System and Application Software GPU Mali 400 OpenGL ES1 1 2 0 Terminal HDMI V1 3 720P 1080P USB V2 0 Default 2 ports SD Card 1 slot Connection Wi Fi 802 11 b g n Built in module optional Need ANT Ethernet 10Mbps 100Mbps Base T Bluetooth TODO Interaction Infra red Remote NEC protocol default RCMM optional Mouse USB interface Keyboar...

Page 15: ...d DTS HD MA ASS SSA BMP VC 1 SP MP AP L3 AAC AAC SRT GIF MPEG 1 2 4 WMA SUB PNG RMVB 7 8 9 MP3 MPEG Audio SUB and IDX H 263 AC3 M JPEG Vorbis Real Audio ELECTRICAL CHARACTERISTICS REQUIREMENTS Power Supply Mode Symbol Voltage Range Max Current Ripple Voltage 25 12V Ext Adapter 12V 12V 0 6V 1200mA 120mVP P Note The Max Current refers to the situation in which only two USB terminals are used 4 PCB D...

Page 16: ... Output 2 GND GND 3 R Audio right channel Output 4 GND Ground 5 L Audio left channel Output 6 PB Component Pb Output 7 GND Ground 8 PR Component Pr Output 9 GND Ground 10 Y Component Y Output 11 GND Ground CN2 6PIN 2 0 IR KEY BOARD CONNECTOR NO SYMBOL DESCRIPTION 1 5V 5V DC Power Supply 2 RED Red Indicator or control 3 GRN Green Indicator or control 4 IR IR Receiver 5 GND Ground 第 16 页 共 80 页 ...

Page 17: ...UKEY Upgrade CN9 2 10PIN 2 0 EXTERNAL HDMI CONNECTOR NO SYMBOL DESCRIPTION 1 HDMI_RX2 HDMI 2 Signal 2 HDMI_RX2 HDMI 2 Signal 3 HDMI_RX1 HDMI 1 Signal 4 HDMI_RX1 HDMI 1 Signal 5 HDMI_RX0 HDMI 0 Signal 6 HDMI_RX0 HDMI 0 Signal 7 HDMI_RXC HDMI Clock Signal 8 HDMI_RXC HDMI Clock Signal 9 HDMI_SCL HDMI DDC I2 C SCL 10 HDMI_SDA HDMI DDC I2 C SDA 11 GND Ground 12 GND 13 POW_SINK HDMI 5V 14 HPD_CON Hot Pl...

Page 18: ...CAUTIONS 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 Keep the board away from conductor when it is working Don t push or pull the connectors when the board is working Don t press distort or disassemble the board Clean the board with soft dry cloth when it s dirty 第 18 页 共 80 页 ...

Page 19: ...Voltage less than 120mV 2 CN9 outputs HDMI signal to TV board If YPbPr is used CN1 11Pin 2 0 outputs YPbPr signal to TV board 3 Connector CN4 has 5 pin in total as follows 3 1 Pin No 1 connects to STB of DVD connector in TV board 3 2 Pin No 2 connects to DAT of DVD connector in TV board 3 3 Pin No 3 connects to DIR of DVD connector in TV board 3 4 Pin No 4 connects to GND of DVD connector in TV bo...

Page 20: ...C2402 COC24 PIC3701 PIC3702 COC37 PIC3801 PIC3802 COC38 PIC3901 PIC3902 COC39 PIC4001 PIC4002 COC40 PIC4101 PIC4102 COC41 PIC4201 PIC4202 COC42 PIC4301 PIC4302 COC43 PIC4401 PIC4402 COC44 PICN301 PICN302 PICN303 PICN304 PICN305 PICN306 COCN3 PICN401 PICN402 PICN403 PICN404 PICN405 PICN406 PICN407 PICN408 PICN409 PICN4010 COCN4 PICN501 PICN502 PICN503 COCN5 PID30A PID30K COD3 PID40A PID40K COD4 PID...

Page 21: ...5102 COC251 PIC25201 PIC25202 COC252 PICN1001 PICN1002 PICN1003 PICN1004 PICN1005 PICN1006 PICN1007 PICN1008 PICN1009 PICN10010 PICN10011 PICN10012 PICN10013 PICN10014 COCN10 PICN1101 PICN1102 PICN1103 PICN1104 PICN1105 PICN1106 PICN1107 PICN1108 PICN1109 PICN11010 PICN11011 PICN11012 PICN11013 PICN11014 PICN11015 PICN11016 PICN11017 PICN11018 PICN11019 PICN11020 PICN11021 PICN11022 PICN11023 PICN...

Page 22: ...04 PIRP1005 PIRP1006 PIRP1007 PIRP1008 CORP10 PIRP1101 PIRP1102 PIRP1103 PIRP1104 PIRP1105 PIRP1106 PIRP1107 PIRP1108 CORP11 PIRP1201 PIRP1202 PIRP1203 PIRP1204 PIRP1205 PIRP1206 PIRP1207 PIRP1208 CORP12 PIU20A1 PIU20A2 PIU20A3 PIU20A7 PIU20A8 PIU20A9 PIU20B1 PIU20B2 PIU20B3 PIU20B7 PIU20B8 PIU20B9 PIU20C1 PIU20C2 PIU20C3 PIU20C7 PIU20C8 PIU20C9 PIU20D1 PIU20D2 PIU20D3 PIU20D7 PIU20D8 PIU20D9 PIU2...

Page 23: ...A20 PICA2101 PICA2102 COCA21 PICA2201 PICA2202 COCA22 PICA2401 PICA2402 COCA24 PICA2501 PICA2502 COCA25 PICN1601 PICN1602 PICN1603 PICN1604 COCN16 PICN1701 PICN1702 PICN1703 PICN1704 COCN17 PICN2601 PICN2602 PICN2603 PICN2604 PICN2605 PICN2606 PICN2607 COCN26 PIDA10A PIDA10K CODA1 PIDA20A PIDA20K CODA2 PIEA101 PIEA102 COEA1 PIEA201 PIEA202 COEA2 PIEA301 PIEA302 COEA3 PIEA401 PIEA402 COEA4 PIEA501 ...

Page 24: ...004 PICN2005 PICN2006 PICN2007 PICN2008 PICN2009 PICN20010 PICN20011 COCN20 PICN210C PICN210L PICN210L1 PICN210R PICN210R1 COCN21 PID501 PID502 COD5 PID601 PID602 COD6 PID901 PID902 COD9 PID1001 PID1002 COD10 PID1101 PID1102 COD11 PID1201 PID1202 COD12 PID1301 PID1302 COD13 PID1501 PID1502 COD15 PID1601 PID1602 COD16 PID1701 PID1702 COD17 PID1801 PID1802 COD18 PID1901 PID1902 COD19 PID2001 PID2002...

Page 25: ...16 PICN13017 PICN13018 PICN13019 PICN13020 PICN13021 COCN13 PICN1401 PICN1402 PICN1403 PICN1404 PICN1405 PICN1406 COCN14 PID801 PID802 COD8 PID2601 PID2602 COD26 PID2701 PID2702 COD27 PID2801 PID2802 COD28 PID2901 PID2902 COD29 PID3001 PID3002 COD30 PID3101 PID3102 COD31 PID3201 PID3202 COD32 PID3301 PID3302 COD33 PIE2401 PIE2402 COE24 PIE2501 PIE2502 COE25 PIQ160B PIQ160C PIQ160E COQ16 PIQ170B PI...

Page 26: ...ICN2408 PICN2409 PICN24010 PICN24011 PICN24012 PICN24013 PICN24014 PICN24015 PICN24016 PICN24017 PICN24018 PICN24019 PICN24020 PICN24021 PICN24022 PICN24023 COCN24 PICN2501 PICN2502 PICN2503 PICN2504 PICN2505 PICN2506 PICN2507 PICN2508 PICN2509 PICN25010 PICN25011 PICN25012 PICN25013 PICN25014 PICN25015 PICN25016 PICN25017 PICN25018 PICN25019 PICN25020 COCN25 PID3401 PID3402 COD34 PIL4201 PIL4202 ...

Page 27: ...02 COF2 PIL801 PIL802 COL8 PIL1101 PIL1102 COL11 PIL1201 PIL1202 COL12 PIL4301 PIL4302 COL43 PIR4601 PIR4602 COR46 PIR5101 PIR5102COR51 PIR5301 PIR5302 COR53 PIR30001 PIR30002 COR300 PIR30301 PIR30302 COR303 PIR30401 PIR30402COR304 PIR30501 PIR30502 COR305 PIR30601 PIR30602 COR306 PIR30701 PIR30702 COR307 PIR30801 PIR30802 COR308 PIR31001 PIR31002 COR310 PIR31101 PIR31102 COR311 PIR31201 PIR31202 ...

Page 28: ...7702 COC277 PIC27801 PIC27802 COC278 PIC27901 PIC27902 COC279 PIC28001 PIC28002 COC280 PIC28101 PIC28102 COC281 PIC28201 PIC28202 COC282 PIC28401 PIC28402 COC284 PIC28601 PIC28602 COC286 PIC28701 PIC28702 COC287 PIC28801 PIC28802 COC288 PIC28901 PIC28902 COC289 PIC29001 PIC29002 COC290 PIC29101 PIC29102 COC291 PIC29201 PIC29202 COC292 PIC29301 PIC29302 COC293 PIC29401 PIC29402 COC294 PIC29601 PIC2...

Page 29: ...7 PICN108 PICN109 PICN1010 PICN1011 PICN1012 PICN1013 PICN1014 COCN1 PICN2801 PICN2802 PICN2803 PICN2804 PICN2805 PICN2806 PICN2807 PICN2808 PICN2809 PICN28010 PICN28011 PICN28012 PICN28013 PICN28014 COCN28 PIFB201 PIFB202 COFB2 PIFB301 PIFB302 COFB3 PIFB401 PIFB402 COFB4 PIFB501 PIFB502 COFB5 PIR8201 PIR8202 COR82 PIR38601 PIR38602 COR386 PIR38701 PIR38702 COR387 PIR38801 PIR38802 COR388 PIR38901...

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Page 34: ...ion rate of 5 0VSB 300mVp p 25 350mVp p 10 150mVp p 25 200mVp p 10 100mVp p 25 200mVp p 10 150mVpp when STB 24V 12V Voltage Tolerance Limit Less Than 0 75mA 230Vac input T5AL 250Vac 5 0V 输出电压 90Vac 264Vac 100Vac 240Vac Input voltage range 输入电压范围 Normal voltage range 标准输入 Min to 50 load and 50 to Max load Min load to Max load 24V 50Hz 60Hz Inrush current cold start 浪涌电流 冷机 Efficiency full load 效率 F...

Page 35: ...o be enabled Ps on高电平 打开输出 When Ps on is pulled to TTL low or open circuit the DC outputs are to be disabled Ps on 低电平 关闭输出 Table 8 1 4 1 Table9 DC Over Voltage Protection 输出过压保护 Max Over Voltage Hiccup尝试重复启动 10 100 Ms 100 Ms X Note The power supply shall be test at max AC voltage 264Vac and min load or no load 应该在最大交流输入电压264 伏和轻载 空载下测试 Output Voltage 120Vac input 220Vac input 10 10 10 10 5 0V 5 2...

Page 36: ...dc output at min load 短路保护测试是在其它最小负载 时测试 1 4 4 Reset After Shutdown 保护功能复位 Recycle the ps on signal the power supply will restart after the fault removed Comments 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 12V轻载电流时测试 Hiccup尝试重复启动 5 0VSB 1 4 3...

Page 37: ...ion TYPE 4PIN 2 54 3 NC NC 4 5 GND 24VDC RETURN 10 GND 12VDC RETURN 12 12V 12VDC OUTPUT 11 12V 12VDC OUTPUT GND 12VDC RETURN 8 5V NO Pin Connection Function 1 GND 5VDC RETURN 2 5VDC OUTPUT 5 PS ON SMPS PS ON CONTROL ON HIGH 6 5 2VSB 5VSB OUTPUT 7 5V 5VDC OUTPUT 5VDC OUTPUT 9 2 3 NC Symbol 符号 Description 描述 Pin No 引脚号 1 2 Pin Connection 连接器脚位定义 GND 5VDC RETURN 3 5VDC OUTPUT L N 4 5V Table 15 Pin CO...

Page 38: ...065 GB4943 2001 5 EMC 电磁兼容性 5 1 EMI 电磁干扰 The power supply shall compliance with the following Criterion 电源电磁干扰满足下列规则 1 Conduction Emission 传导干扰度 2 Radiate Emission 辐射干扰度 AC 3 0KV 1 minute 10mA Max Input To Output FCC PART15 CLASS B Input To Output DC500V 50MΩ Min at room temperature EN55022 CLASS B GB9254 CLASS B GB9254 CLASS B FCC PART15 CLASS B EN55022 CLASS B 第 38 页 共 80 页 ...

Page 39: ...ting 5 to 40 Store 10 to 80 6 2 Humidity 环境温度 Operating From10 to 90 relative humidity non condensing Store From 5 to 95 relative humidity non condensing 6 3 Altitude 海拔高度 Operating To10 000ft Store To20 000ft 6 4 Cooling Method 冷却方式 Ventilation cooling 6 5 Vibration 振动耐受 10 55Hz 29 4m s2 3G 3minutes period 60minutes each along X Y and Z axis 6 6 Impact 冲击耐受 196 1m s2 20G 11mS once each X Y and Z ...

Page 40: ...9 Housing ASSEMBLY DRAWING 结构尺寸 第 40 页 共 80 页 ...

Page 41: ...2 D5 1 2 3 4 5 6 7 8 9 10 11 12 13 C N 4 R8 Q11 4 3 P C 1 A VR1 C6 D6 C 1 7 R 2 7 R 2 8 L 2 C 1 6 C 1 4 R 7 9 C13 ICS3 R19 R23 R20 R54 5VSB R26 A 1 2 I C 1 B B C15 5VSB 5V 12V PS ON 5V 1 2 3 4 24V CX1 CY3 CY4 R5 R6 HV HV VCC VCC D17 R35 R 3 7 R 3 5 1 2 3 D 9 L 5 C 3 3 C 3 4 C 2 9 C 2 4 R 5 5 R 5 6 R 4 3 R 4 4 R 8 1 D 1 3 A1 R 5 0 R 5 1 R 4 7 Z 1 R 4 6 Q5 R 4 6 C 3 1 R 7 4 R 7 5 R 7 8 R 8 0 R 8 3 R...

Page 42: ...egulation line regulation The line regulation is less than 2 full load and 10 input voltage 1 7 Load regulation The load regulation is less than 3 1 8 Efficiency AV 87 min Averaged 25 50 75 100 Load input 230Vac 50Hz 87 min Averaged 25 50 75 100 Load input 115Vac 60Hz 1 9 Ripple and noise voltage less than 240mVp p input 100 240Vac 50Hz Output with 24VDC full load The measuring terminated with a 4...

Page 43: ... PSU shall comply with IEC61000 3 2 Class D Harmonic standards PF shall 0 9 At 240Vac PF shall 0 95 at 100Vac for both 50 60Hz and DC output with full load 2 PROTECTION CHARACTERISTICS 2 1 Over current protection OCP 4 0 5 6A Input 100 240vac Output with 24VDC ambient 25 2 2 Over voltage Protection OVP Clamping on 130 150 Vo 2 3 Short circuit protection SCP The products can withstand continuous sh...

Page 44: ... to 20mm thick all supported on a concrete or equivalent non resilient floor upon conclusion of test the equipment need not be operational 4 7 Cord bending test The cord shall withstand a weight of 200g when swung from left to right at An angle of 120 deg For testing total of 1000 times 5 SAFETY AND EMC 5 1 SAFETY Certificate standards UL CUL UL60065 meet GS EN60950 EN60065 meet CE IEC60950 IEC600...

Page 45: ...m H 34mm 6 2 Enclosure material 94V 1 min PC black 6 3 Net weight 390g 5g 6 4 AC socket IEC320 C14 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 Operating direction Green LED direction ITEM DATE PAGE REV adapter 2012 07 31 8 of 13 01 第 45 页 共 80 页 ...

Page 46: ...SPECIFICATION MODEL PDN 80 18 STANDARD 24V 3 33A 8 MECHANICAL DIAGRAM ITEM DATE PAGE REV adapter 2012 07 31 9 of 13 01 第 46 页 共 80 页 ...

Page 47: ...SPECIFICATION MODEL PDN 80 18 STANDARD 24V 3 33A 9 DC CABLE ITEM DATE PAGE REV adapter 2012 07 31 10 of 13 01 第 47 页 共 80 页 ...

Page 48: ...SPECIFICATION MODEL PDN 80 18 STANDARD 24V 3 33A 10 LABEL ITEM DATE PAGE REV adapter 2012 07 31 11of 13 01 第 48 页 共 80 页 ...

Page 49: ...ainboard MDRA04H A I 1 Support for Stand MDRA05H A I 1 Base support plate MDSC05H A I 1 cover of Stand MDSC07N I 1 Plastic ring for Limiting Rotation_1 MDSC08N I 1 Plastic ring for Limiting Rotation_2 MDSC09N I 1 cover for power cord MDSC10N I 1 plastic mount for power cord MDJF09N I 1 Fixing plate for power cord MDJF05D A I 1 Key Konb 7 button MDRA21A I 1 metal Stripe for panel_L MDRA21C I 1 meta...

Page 50: ... HG 6 screw SJ2822 ST4 10F SSAA30012FE HG 6 screw ST3 12C w washer ø12 MK0X0008A KI 1 carton MJ0X0006A I 1 EPE upper left MJ0X0006B I 1 EPE upper right MJ0X0006C I 1 EPE left bottom MJ0X0006D I 1 EPE right bottom MG0X0100 GI 1 CBU plastic bag 15302211102XY 1 accessories bag 15121900102XY 1 Screws accessories bag MA3X0022B AI 1 Rear label 15A19L14G35HY 1 carton handle MG3X0020 EI 2 Sawtooth belts M...

Page 51: ...5H A I 1 cover of Stand MDSC06D A I 1 Support for Stand MDSC07N I 1 Plastic ring for Limiting Rotation_1 MDSC08N I 1 Plastic ring for Limiting Rotation_2 MDSC09N I 1 cover for power cord MDSC10N I 1 plastic mount for power cord MDJF09N I 1 Fixing plate for power cord MDJF05D A I 1 Key Konb 7 button MDSC21 I 1 base connector MDSC22 I 1 buttom jack terminal MDSC23 I 1 side jack terminal MDSC24 I 1 I...

Page 52: ...w washer ø12 MK0X0009A KI 1 carton MJ0X0007A I 1 EPE upper left MJ0X0007B I 1 EPE upper right MJ0X0007C I 1 EPE left bottom MJ0X0007D I 1 EPE right bottom MG0X0100 GI 1 CBU plastic bag 15302211102XY 1 accessories bag 15121900102XY 1 Screws accessories bag MA3X0022A AI 1 Rear label 15A19L14G35HY 1 carton handle MG3X0020 EI 2 Sawtooth belts MA3X0222E 2 label MF2X0001A I 1 waranty card MA3X0224A I 1 ...

Page 53: ... Front cabinet MDRA02HAB I 1 Back cover MDRA03KA I 1 Metal bracket for Mainboard MDRA04H A I 1 Support for Stand MDRA05H A I 1 Base support plate MDRA06H A I 1 plastic mount for power cord MDSC05H A I 1 cover of Stand MDSC07N I 1 Plastic ring for Limiting Rotation_1 MDSC08N I 1 Plastic ring for Limiting Rotation_2 MDJF05D A I 1 Key Konb 7 button MDRA21A I 1 metal Stripe for panel_L MDRA21B I 1 met...

Page 54: ...ST3 6F SQA 40010FD HG 10 screw SJ2824 87 ST4 10F SQC 40010FF HG 6 screw SJ2822 ST4 10F SSAA30012FE HG 6 screw ST3 12C w washer ø12 MK0X0008B KI 1 carton MJ0X0006A I 1 EPE upper left MJ0X0006B I 1 EPE upper right MJ0X0006C I 1 EPE left bottom MJ0X0006D I 1 EPE right bottom MG0X0100 GI 1 CBU plastic bag 15302211102XY 1 accessories bag 15121900102XY 1 Screws accessories bag MA3X0022C AI 1 Rear label ...

Page 55: ...ck if Y N Change U6 CN4_PIN2 is 5V 1 Check if Q5 and Q7 Check if CN4 PIN7 8 are Y N are normal 2 Upgrade software Check if CN4_PIN7 8 are 5V and PIN10 is 12V Check power board and Y N Check U5 L1 d surrounding Check if U5 is 1 2V Check power board and power cord Check if U8 and U3 are 3 3V and1 5V Y N Y N and surrounding components OK Check if E26 is 1 12V Check U6 U8 Y N OK Check L1 第 55 页 共 80 页...

Page 56: ... software OK Old software is wrong Y N Check if the LVDS cable is correct and connected tightly Y N Check if the voltage of CN11_PIN1 is OK Determined by the screen N Y Check the circuit between U1 and CN11 Y N Change the LVDS cable Check Q1 Q4 d CN Change U1 Change the defective t and CN5 Change U1 components 第 56 页 共 80 页 ...

Page 57: ...ck if the voltage of CN3_PIN3 BLON Signal is high level White screen N Check if the voltage of CN3_PIN4 is normal 1 Check Q3 and surrounding components Y N Check if inverter power is normal N Y 1 Check Q3 and surrounding components 2 Upgrade software again Check the circuit between CN3_PIN3 and U1_PIN138 Check power board Inverter is broken 第 57 页 共 80 页 ...

Page 58: ...Check if the voltage of UA1 PIN2 i hi h th 3V Ch k if di Y UA1_PIN2 is higher than 3V and the voltage of UA1_PIN4 is lower than 0 3V Check if surrounding components of UA1 are normal Y N Check the Check R16 R18 R Change UA1 Replace related components N Check if U1_PIN201 203 have signal output N Change U1 power supply circuit Reset Check Speaker R16 R18 R A14 and RA1 have signal output Y Check the...

Page 59: ...heck if U1_PIN194 196 have audio signal N N Y Check if the voltage of U1_PIN197 is 3V Check FB1 Sound Sound N audio signal Check if the voltage of U15_PIN16 is 5V N Y N Change C54 Check if the voltage of C54 is 1 5V Check R139 N Check if the control signal of U15_PIN9 10 are normal Y Check U18_PIN93 128 Change U1 Y Y Check if the audio signal of U15_PIN3 13 are normal Check C239 C240 Y Change the ...

Page 60: ...e of Y Change T1_PIN5 6 and U14_PIN57 58 components Y N T1_PIN7 PIN10 is between 0 and 2 5V Check RF_AGC circuit such as R348 T1 ATV can t scan any channel DVB T T2 C can t scan any channel Check if U1 PIN217 Y circuit such as R348 C259 R350 and R351 C260 R352 Check RP14 Check if U18 PIN122 125 Change U1 Check if U1_PIN217 220 have TS signals Y N 1 Check if 3 3V 1V power supply of U18 are normal C...

Page 61: ... Change HDMI terminal Y Check R286 Check if the I2C signals of OK N N N N Y Change the defective components and R287 U17_PIN33 34 are normal Check if the circuit between HDMI terminal and U17 is normal Check if the circuit between U17 PIN36 N Y Change the defective Y Check if 3 3V power supply of U17 Change U17 between U17_PIN36 48 and U1 is normal N Y Change the defective components Change the de...

Page 62: ...1_PIN150 151 are normal Y N Y N Do Auto adjust process The data of white balance is wrong Check the circuit between U1 PIN152 1 Check the circuit between U1 PIN150 151 OSD setting doesn t match reset again or Check the circuit between U1 PIN150 151 process wrong initial EEPROM setting U1_PIN152 1 56 and R G B signals of CN12 U1_PIN150 151 and VS HS signals of CN12 input mode doesn t support _ and ...

Page 63: ...ck if the voltage of Check the circuit between CN13_PIN20 and U1_PIN175 D2 6 C190 C191 R229 R230 signals of U1_PIN163 165 166 are normal between CN13_PIN19 and U1_PIN169 g Q17 and Q19 are 12V circuit between CN13_PIN8 and U1_PIN143 D3 0 R248 R250 1 Check Check the R G B Y N Check the circuit between N Y C73 R62 2 The data of white balance is wrong initial EEPROM circuit between CN13_PIN7 11 1 5 an...

Page 64: ... CVBS signal of U1_PIN181 is normal Check Change C58 and R59 Y N Check if U1_PIN157 161 have Check if U13_PIN2 5 Y N have signals PIN1 are normal Y Y N Change U1 U18_PIN92 161 have signals 11 have signals Check if D9 C146 C14 9 R144 R145 and R150 are O Y Y N N Check the circuit between U13_PIN4 7 9 and U1 PIN157 161 Y N Check C74 and R63 OK Ch CN6 Change the d f ti Check the circuit between CN9 an...

Page 65: ...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 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: ...ent versions 2 Verify the full functionality of the system 3 The version of the current system with the upgrade package version interval greater than 2 months Disadvantages The upgrade process is more complex it is possible to upgrade failed 1 1 2 Ordinary upgrade Relative to the Engineering upgrade the upgrade process is simple easy to operate Note If both can upgrade the preference choice is Ord...

Page 71: ...ip 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 Steps for upgrade 1 Copy the update zip to SD card or USB root directory Image2 Image 2 2 When the B AML8726 XX is running you will find the file update zip by Settings System upgrade local device confirm by select The order Image 3 I...

Page 72: ...B AML8726 XX System upgrade documentation Image 3 Image 4 第 72 页 共 80 页 ...

Page 73: ...he 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 Settings Backup reset Factory data reset as following picture 第 73 页 共 80 页 ...

Page 74: ...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: ...age 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 SD card s root directory Image 7 Image 7 第 75 页 共 80 页 ...

Page 76: ...rade 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: ...on 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 77 页 共 80 页 ...

Page 78: ... not integrity will not be able to upgrade b If the SD card can not be mounted please check up the SD card is inserted recommend SD card instead of TF c If the upgrade failed more than once try replacing the SD card and re upgrade Appearing these situation you can disconnect the power unplug the SD card use another SD card and copy upgrade file into it to continue The following picture is failed u...

Page 79: ... 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 d Do not power off during the upgrade otherwise the upgrade boot loader will be damaged 第 79 页 共 80 页 ...

Page 80: ...ectory Three files one folder u boot aml ucl bin uImage_recovery update zip autoUpdate Unplug the 12V power yes or no Insert the SD card Unplug the 12V power Yes NO press Recovery button Into the 12V power supply HDMI output show the Android upgrade screen and the progress bar of upgrade Release the Recovery button 第 80 页 共 80 页 ...

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