Skyworth 7M02B Service Manual
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Skyworth 7M02B Service Manual

Skyworth 7M02B Service Manual

Rgb r&d centre
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Skyworth RGB R&D Centre
SERVICE MANUAL
Design and specifications are subject to change without prior notice. (Only for Reference)
Description: SERVICE MANUAL 7M02B
Version:V0.01
Prepared By: Lihuanghui Date: 2017-07-20
Checked By:
Approved By:
Technical Document
Date:
Date:
1/35

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Summary of Contents for Skyworth 7M02B

  • Page 1 Skyworth RGB R&D Centre Technical Document 1/35 SERVICE MANUAL Design and specifications are subject to change without prior notice. (Only for Reference) Description: SERVICE MANUAL 7M02B Version:V0.01 Prepared By: Lihuanghui Date: 2017-07-20 Checked By: Date: Approved By: Date:...

  • Page 2: Table Of Contents

    Skyworth RGB R&D Centre Technical Document 2/35 CONTENT Revision History............................2 1. Technical Specification........................3 2. System Block............................4 3. List of key parts........................... 5 4. IC General Description........................6 5. Software Upgrade..........................18 6. Setting Hotel Mode Menu........................ 19 7. Wiring Diagram........................... 19 8.PCB Silkscreen.............................

  • Page 3: Technical Specification

    Skyworth RGB R&D Centre Technical Document 3/35 1. Technical Specification Brief Information Model Name 7M02B Solution MSD6486 Display Definition (max) 1920*1080 Display Interface LVDS/MiniLVDS/EPI/EDP/V-BY-ONE LVDS (三合一板必须填写) AC Input Range 100~240V Standby Power Consumption <0.5W(normal) 17210(262,260) Unit White Balance, Color Tempe...

  • Page 4: System Block

    Skyworth RGB R&D Centre Technical Document 4/35 2.3.2 Antenna Input port: 1 (1 for both analogue and digital) 2.3.3 Antenna Input port: 2 (1 air + 1 Cable) 2.3.4 Type of Antenna Input Port IEC169-24 Male 2.3.5 Receiving Frequency range (ATV) 47.25MHz～859.25MHz...

  • Page 5: List Of Key Parts

    Skyworth RGB R&D Centre Technical Document 5/35 3. List of key parts （三合一板需要加入电源部分关键器件） Part NAME DESCRIPTION SKYWORTH P/N reference IR Receiver IR1 SMD INFRARED RECEIVER MODULES 37.9KHZ H-T 5300-14841A-0S00 SMD CRYSTAL 24.000MHZ +/-10PPM CL=9PF (3. Y201 4900-124054-QS00 2*2.5MM) TAPE TYPE...

  • Page 6: Ic General Description

    Skyworth RGB R&D Centre Technical Document 6/35 4. IC General Description (选取部分对售后有帮助的 IC,截取关键内容，不要整份规格书粘贴，截图要清晰，放大后能看清 楚所有文字，三合一板需要加入电源 IC 和背光 IC 的介绍) 4.1 Main IC: MSD6486XTT-8-00BR...
  • Page 7 Skyworth RGB R&D Centre Technical Document 7/35 4.2 Amplifier: TAS5707PHPR Functional Block Diagram:...
  • Page 8 Skyworth RGB R&D Centre Technical Document 8/35 Pin Configuration and Functions:...
  • Page 9 Skyworth RGB R&D Centre Technical Document 9/35...
  • Page 10 Skyworth RGB R&D Centre Technical Document 10/35...
  • Page 11 Skyworth RGB R&D Centre Technical Document 11/35 4.3 RF controller: MXL661...
  • Page 12 Skyworth RGB R&D Centre Technical Document 12/35 4.4 NAND FLASH：TC58NVG1S3HTA00...
  • Page 13 Skyworth RGB R&D Centre Technical Document 13/35...
  • Page 14 Skyworth RGB R&D Centre Technical Document 14/35 4.5 DC-DC Converter：MP1653 Package Reference: Pin Functions:...
  • Page 15 Skyworth RGB R&D Centre Technical Document 15/35 4.6 DC-DC Converter：MP8756GD-Z...
  • Page 16 Skyworth RGB R&D Centre Technical Document 16/35 4.7 DC-DC Converter：TLV62565DBVR...
  • Page 17 Skyworth RGB R&D Centre Technical Document 17/35 4.8 RF SW IC：PE42750 Function Diagram: Pin Configuration and Functions:...

  • Page 18: Software Upgrade

    Skyworth RGB R&D Centre Technical Document 18/35 5.Software Upgrade （描述常用的软件升级方法：USB 升级、开机长按 POWER 键升级、UART 升级方法等） 5.1 USB upgrade method 1)Copy the MstarUpgrade.bin to the root directory of a USB device; 2)Insert USB device to USB port of TV; 3)Go to the SW update menu under Function;...

  • Page 19: Setting Hotel Mode Menu

    Skyworth RGB R&D Centre Technical Document 19/35 6.Setting Hotel Mode Menu (以东芝机酒店模式为例) 7.Wiring Diagram (要求清晰，放大后能看清楚所有文字)

  • Page 20: Pcb Silkscreen

    Skyworth RGB R&D Centre Technical Document 20/35 8.PCB Silkscreen （只需显示元件外形及位号丝印，隐藏走线） 8.1 Silkscreen top...
  • Page 21 Skyworth RGB R&D Centre Technical Document 21/35 8.2 Silkscreen bottom...

  • Page 22: Schematic Circuit Diagram

    Skyworth RGB R&D Centre Technical Document 22/35 9.Schematic Circuit Diagram (要求清晰，放大后能看清楚所有文字) Page1 Power Circuit 2、+12V_PWR转+5V_Standby 2、+12V_PWR转+5V_VDD Test Point & MARK （DC-DC价格0.078USD 规格标称最大3A，720KHZ 输入电压范围4.5V-16V 轻载高效　优选） （DC-DC价格0.078USD 规格标称最大3A，720KHZ 输入电压范围4.5V-16V 轻载高效　优选） H1 HOLE MARK1 MARK2 MARK3 根据系统需要调整 根据系统需要调整 3 4 5 Screw_外销异形 注意EN端电压及电容，根据系统需要调整...
  • Page 23 Skyworth RGB R&D Centre Technical Document 23/35 Page2 Amp TAS5707 AMP FB1A2 60Ω/100MHz 60Ω/100MHz FB0A3 +3.3V_Normal +3.3V_AMP 22.1KΩ R5A2 R5A1 R6A1 470Ω 470Ω F0A1 HEAT SINK C7A1 C7A3 C7A2 NC/2.2nF 5A/32V 4.7nF 1505-M0090090-02 +12V_Normal VDD_AMP 4.7nF C8A1 C8A2 6000-500429-T0 C8A3 1uF...
  • Page 24 Skyworth RGB R&D Centre Technical Document 24/35 Page3 Memory 5.0封装贴4.41元件 eMMC FLASH NAND FLASH 4 GByte 这四个点在Mstar方案上请NC INF_POWER NAND-ALE-1 NAND-ALE U0M4 NAND-CLE-1 NAND-CLE NAND-WPZ-1 NAND-WPZ INF-D0 DAT0 NC32 NAND-WEZ-1 NAND-WEZ INF-D1 INF-D0 RRM2 NC/10KΩ DAT1 NC33 INF-D2 INF-D1 R1M0 NC/10KΩ...
  • Page 25 Skyworth RGB R&D Centre Technical Document 25/35 Page4 Tuner DVB-C/T/T2 DIF IF_IN- R0T1 100Ω DIF- +3.3V_TU C0T1 TUNER CASE & RF SW RF-SW R9T5 0Ω RF_SW 6.8pF C2T6 R9T4 NC/0Ω C1T0 47nF 100nF IF_IN+ R0T2 100Ω DIF+ C0T2 6.8pF C2T4 AGC RC Filter &I2C&5V_DETE...
  • Page 26 Skyworth RGB R&D Centre Technical Document 26/35 Page5 Standard port CEC & ARC AV INPUT HDMI1-Detect R4J9 10KΩ HDMI0/5V HDMI1-Detect Close to Mstar IC LIN1 根据 ARC所放的 HDMI定 R4J8 R1J6 JA1J6 22KΩ AV-LIN 10KΩ YE LL OW RIN1 WH IT E...
  • Page 27 Skyworth RGB R&D Centre Technical Document 27/35 Page7 Panel Connect FOR FHD LVA4P1 LVA4N1 LVA3P1 LVA3N1 +3.3V_Normal LVACLKP1 LVACLKN1 ACLKP ACLKN LVA2P1 LVA2N1 CN-F LVA1P1 LVA1N1 R0L0 LVA0P1 LVA0N1 NC/4.7KΩ LVB4P1 SEL_LVDS PAN-GND2 VB4P MODE R3L3 NC/0Ω LVB3P1 LVB4N1 LVBCLKP1...
  • Page 28 Skyworth RGB R&D Centre Technical Document 28/35 Page8 Back light R0B1 L0B1 100uH BL_ADJ_O 10Ω BL_ADJUST +24V_Normal LED+ C0B2 BL_EN_O BL_ON/OFF 470pF TP1B2 TP0B2 D0B1 R0B4 MBRS10150 470KΩ R0B6 470KΩ TP0B3 C0B3 C1B9 C2B3 R0B5 Q0B1 47uF 47uF 100nF 200KΩ...
  • Page 29 Skyworth RGB R&D Centre Technical Document 29/35 Page9 Main Power D0D3 D0D4 400V C1D9 C0D3 R2D9 D0D2 1000pF 1000pF 47Ω D0D1 DANGER R2D8 47KΩ C1D2 R3D9 +24V 47Ω HOTGND R4D5 470pF CE0D1 CE0D2 CE0D3 CE0D4 CE0D5 CE0D6 CE0D7 CE0D8 47KΩ...
  • Page 30 Skyworth RGB R&D Centre Technical Document 30/35 Page 10 Main chip POWER&GND U1503F +1.1V _V DDC VDDC VDDC VDDC VDDC VDDC VDDC VDDC NAND & CI & TS & Front End VDDC video RGB&USB&ETHERNET VDDC VDDC VDDC I2S_BCK_OUT I2S_BCK_OUT VDDC...
  • Page 31 Skyworth RGB R&D Centre Technical Document 31/35 Page 11 DDR RN301 B_DDR3_BA1 B-DDR3-BA1 B_DDR3_DQL0 B-DDR3-DQL0 B_DDR3_A12 B-DDR3-A12 B_DDR3_DQL2 B-DDR3-DQL2 U1503A 56Ω X 4 RN303 B_DDR3_A0 B_DDR3_A0 B_DDR3_A1 B_DDR3_A1 B_DDR3_A2 B_DDR3_CKE B-DDR3-CKE B_DDR3_DQL6 B-DDR3-DQL6 B_DDR3_A2 B_DDR3_A3 B_DDR3_A10 B-DDR3-A10 B_DDR3_DQL4 B-DDR3-DQL4 B_DDR3_A3...

  • Page 32: Key Power Check Point

    Skyworth RGB R&D Centre Technical Document 32/35 10.Key Power Check Point 1.5V 1.1V 3.3VNOR 5V_STB 3.3V_STB 5V_VD 3.3V tuner...

  • Page 33: Trouble Shooting

    Skyworth RGB R&D Centre Technical Document 33/35 11.Trouble Shooting (流程图要求清晰，放大后能看清楚所有文字) No Display 11.1 11.2 Has BackLight but no Image...
  • Page 34 Skyworth RGB R&D Centre Technical Document 34/35 11.3 Has Video but no Sound 11.4 Has Main power but no BackLight（三合一板需要，由电源设计师编写)
  • Page 35 Skyworth RGB R&D Centre Technical Document 35/35 （12V_NOR）（三合一板需要，由电源设计师编写) 11.5 No main power...

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