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Skyworth 8R16B Service Manual
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Skyworth 8R16B Service Manual

Skyworth 8R16B Service Manual

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SERVICE MANUAL 
Design and specifications are subject to change without prior notice. (Only Referrence) 
 
 
8R16B    CHASSIS 
   
Description: SERVICE MANUAL 8R16B 
MODEL.   
JOB NO. 
 
Engineering Dept: 
Artwork By:                      Date: 2013‐07‐06 
Checked By:                            Date: 
Approved By:                          Date: 
‐1‐
 
 
Brand Name: SKYWORTH 
 
 

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Summary of Contents for Skyworth 8R16B

  • Page 1 SERVICE MANUAL  8R16B    CHASSIS        Design and specifications are subject to change without prior notice. (Only Referrence)    Description: SERVICE MANUAL 8R16B  MODEL.    Brand Name: SKYWORTH  JOB NO.        Engineering Dept:  Artwork By:                      Date: 2013‐07‐06  Checked By:                            Date: ...

  • Page 2: Table Of Contents

    CONTENT                                                                  CONTENT ‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐2  Technical Specification‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐3‐12  Block Diagram ‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐13  List of key parts‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐14  IC BLOCK Diagram‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐15‐34  MAIN PCB‐TOP‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐35  MAIN PCB‐BOT‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐36  Circuit Diagrams‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐37‐51 ...

  • Page 3: Technical Specification

    Technical Specification                                              1. Application Area:  This product standard is use for LED    8R16B chassis.  2. Specification:  All the standard are measured under following conditions without other specification.  2.1 Ambient Temperature:    20+/‐5℃ 2.2 Relative Humidity:    65+‐10％  2.3 Power Supply Voltage:    Standard Input Voltage(100～240V AC 50/60HZ) ...
  • Page 4 Technical Specification                                          4. Safety and Regulation  NO.  Item  Typ  Max  Unit  Remark  1.  Force Stability‐Inclineplane Tip Test    10    deg    2.  Force Stability‐Level Tip Test    100   ...
  • Page 5 Technical Specification                                          9.  Video Noise Limited      54  dBuV    Sensitivity(@S/N=30dB) UHF  10.  Selectivity ‐1.5M  35      dB    11.  Selectivity +8M  40     ...
  • Page 6 Technical Specification                                        9. External Interface  NO.  Item  Typ  Max  Unit  Remark  1.  Video Input Level    1    Vpp  75 ohm  2.  Video Input Frequency Response  4.5      MHz ...
  • Page 7 Technical Specification                                        11.   Customer Menu Setup(as shipped condition)  NO.  Item  Specification  Remark  1.  PSM  Standard    2.  SSM  Standard    3.  Volum  20    4.  Mute ...
  • Page 8 Technical Specification                                      ISDB‐T‐Productions Specification  8R16B-32E51（RTD2958IG） Chassis solution Panel Panel Skyworth Screen Size/Ratio 32” Resolution 1366 x 768 Horizontal and Vertical Viewing angle Typical Response Time...
  • Page 9 Picture Auto adjustment (PC mode) Sound Sound type ( Mono/AV stereo/Stereo ) stereo Music Power (Watt)/RMS Power (Watt) 2X6W Tone control ( Bass&Treble / Graphic Equalizer ) Equalizer Special sound effect ( AVL / WIDE / Pseudo /… ) Suround system ( Dolby / VD / SRS / BBE / … ) Built-in Surround Sound control ( Volume , Balance , Mute ) Volume, Balance, Mute...
  • Page 10 IB languages English ATV Program Numbers (example: 99+3AV input ) AIR(2-69)+CABLE(1-125)+7AV DTV Program Numbers 7-69 Program edit ( naming , sorting , skip , swap …. ) Skip Auto Naming/Auto Sorting TV Guide(DTV EPG) EPG(next Seven-day) Favorite program Number of buttons on cabinet (Power; Vol+/-; Pr+/-, Menu ) Vol+/-, CH+/-, Menu ,Source,Standby Main switch button (yes/No) CCD（Closed Caption)/V-CHIP...
  • Page 11 Audio input for DVI CINCH subwoofer out / Coaxial out (S/PDIF) Coaxial Headphone output connector (mm) Audio Out 1（3.5mm, Shared with headphone) RS232 ( Y/N , VGA or DB9 port …) Card Readers USB slot (No/1.1/2) DVB-CI (common interface) External power converter input Component Audio Input (YCrCb/YPrPb) Ethernet Connectors...
  • Page 12 Gross Weight(kg) Unit Dimension L*W*H(mm，With Stand） Unit Dimension L*W*H(mm，Without Stand） Carton Dimension(mm) 20(FT)/40(FT)/40(HQ) 底座箱外包装 Container Loading                                                  ...

  • Page 13: Block Diagram

        Block Diagram                                                                             ...

  • Page 14: List Of Key Parts

    List of key parts                                                          单机用 长周期\关键件分类 物料编号 量 TUNER 47GX-C70700-0400 MAIN CHIP 474Z-R29581-2160 Nand-FLASH 4709-K9F1G0-0480 4722-T57070-0480 DC/DC 5V 476A-M14950-0080...
  • Page 15 创维制造总部平板厂工程科 新品导入组 版本号： 01 R & D center in Shenzhen SKYWORTH Electronic Co. Ltd., -RGB machine debugging note Model： 8R16B File Number ：01...
  • Page 16 创维制造总部平板厂工程科 新品导入组 一 、 The main function of movement (specifications) 1、8R16 is using REALTEK RTD2958IG main chip, support LED TV simulation of NTSC signal and a digital ISDB-T signal input。Support ATV\DTV RF、VGA、HDMI 1.3、YPbPr、Video、 USB2.0 access mode,，VGA support 1280×1024@60Hz,YPbPr and HDMI support the highest display mode 1080P@60Hz。A coaxial digital audio output, HDMI CEC function, The mainboard and power board integrated plate，Input AC voltage 100-240V 50\60Hz。...
  • Page 17 创维制造总部平板厂工程科 新品导入组 1、Entering method： Use the remote control to open the SOURCE menu, press the order of input password 3195 to enter the factory menu; Press the remote control upward, the down arrow key to select items, the lower menu or adjust the parameters according to the left and to the right, enter, press the MENU button from the menu to return to the previous menu..
  • Page 18 创维制造总部平板厂工程科 新品导入组 IP ADDR MAC ADD 四、Factory setting Implementation of SYSTEM SETTING in the OUT menu FACTORY SET, can be reset to factory condition. After the operation, the machine will automatically exit the menu, and revert to the initial boot prompt state. Implementation of OUT FACTORY SET, the following item menu SYSTEM SETTING automatically set to the OFF state: BURN MODE 设置为...
  • Page 19 创维制造总部平板厂工程科 新品导入组  Upgrade of the small board：Universal serial port；  Burning Software：Gang08.EXE，  Upgrade Software：RTICEv4_Basic.exe Tool Burn_HDCP.exe Burning tool HDCP-KEY 和 MAC 的工具 3 Burning SPI FLASH Main board number：Software distribution, engineering department will specify a number； IC：Software distribution, engineering department will specify models； Software：MERGE.bin 1）click software Gang08（figure 3.01）...
  • Page 20 创维制造总部平板厂工程科 新品导入组 2）Click（Figure 3.02）Arrow icon, appears (Figure 3.03) shows the interface Figure 3.03 3）Double click the "WINBOND" option (Figure 3.03 arrows), appears (Fig. 3.04) interface 图 3.04 4）Double click W25X16 (see Figure 3.04 arrows), appears (Fig. 3.05) interface...
  • Page 21 创维制造总部平板厂工程科 新品导入组 Figure 3.05 5）Click "OK", such as (Figure 3.06) 图 3.06 6）Click on the "File" menu, select "Load File", such as (Figure 3.07)
  • Page 22 创维制造总部平板厂工程科 新品导入组 Figure 3.07 7）Double click the ****.bin file (see Figure 3.07), appears (Fig. 3.08) interface Figure 3.08 8）Select "Binary", click "OK", such as (Figure 3.09)
  • Page 23 创维制造总部平板厂工程科 新品导入组 Figure 3.09 9）Click the "Auto" (Figure 3.09) arrow icon, appears (Figure 3.10) shows the interface Figure 3.10 10）Click the "Run" (Figure 3.10) arrow icon, began writing program, programming can be removed after the IC, such as (Figure 3.11)。...
  • Page 24 创维制造总部平板厂工程科 新品导入组 Figure 3.11 This is in accordance with the WINBOND W25X16 cut the figure, the same method can be applied to EON EN25F32-100HIP, please note that, because the point of expansion, may replace the FLASH manufacturers, such as: MXIC, please use this method in production line. 4 Burning HDCP-KEY and MAC address Main board number：Software distribution, engineering department will specify a number；...
  • Page 25 创维制造总部平板厂工程科 新品导入组 B、Open the BURN_HDCP.EXE, put a tick in the appropriate place, as shown in Fig.； 6、select 1、 select 2、 select 4、select 3、 select 5、select C、Click the step 4 into HDCP key；...
  • Page 26 创维制造总部平板厂工程科 新品导入组 4、select key D、Click the step 5 into MAC； select MAC address E、Click the step 6 COM port, to connect the port on the host panel display actual serial prevail, as shown in Fig；...
  • Page 27 创维制造总部平板厂工程科 新品导入组 The host is not the same port will change, with the actual subject F、Let television keeps off state, click RUN, and then to the television set, began to burn；...
  • Page 28 创维制造总部平板厂工程科 新品导入组 G、When recording completed will display the following interface 4、Note: burn MAC, MAC address of the TXT file must be in the following format, with no spaces, otherwise it will cause the file read error.。...

  • Page 29: Main Pcb-Top

    Main PCB Top                                                        1. 8R16B 5800‐A8R16B‐0P00 Main PCB Top                     ...

  • Page 30: Main Pcb-Bot

    Main PCB‐Bot                                                      1. 8R16B 5800‐A8R16B‐0P00 Main PCB Bot                      ‐36‐...
  • Page 31 To LVDS To Video input TEEP TEEP TEEN VGA_DDC_SCL [5,9] VGA_DDC_SCL TEEN A3V3 VDADC_1V0 TEDP VGA_DDC_SDA A1V0 YPPADC_1V0 [5,9] VGA_DDC_SDA TEDP TEDN VGA_HS TEDN VGA_HS TECLKP VGA_VS BEAD TECLKP VGA_VS TECLKN VGA_B+ TECLKN VGA_B+ CS27 TECP VGA_B- TECP VGA_B- TECN VGA_G+ TECN VGA_G+...
  • Page 32 RP29 100/0.25W RPA29 100/0.25W FUSE T2A 250VAC RP28 CP12 392/630V 100K 2W 471/1KV CY104 +24V RL256 RL256 DP11 +24V_Normal 471/400VAC + CP15 + CP19 DPA8 CP14 RP42 ZD301 5397 1000U 35V 1000U 35V 1.5K/2W 68U 450V 68U 450V SB10200 5397 RL256 RL256 Aging socket...
  • Page 33 CP36 471/1KV RP44 100/0.25W +24V_Normal DP15 100uH +24V LED+ ZDP12 LED+ PWR_12V RP45 CN400 CP35 CN10_2.0 471/1KV RP54 RP39 100/0.25W + CP33 + CP37 LED1 LEDB1 82UF/100V LED2 ISENSE CP34 CP26 82UF/100V LEDB2 DP12 LED3 RP52 2.2uF RP46 104/100V RP47 LEDB3 4148 LED4...
  • Page 34 AUDIO AMPLIFIER 0.47UF AMP_RA ROUT+ R152 22.1K 0.1UF DAMP DAMP 22uH_5A 4.7NF PWR_12V 4.7UF / 50V R170 NC / 5A_32V 0.47UF AMP_3.3V AMP_RA 1uf/50V 0.22u DAMP 4.7NF RT13 I2CO_SDA R‐ RT14 AMP_3.3V 1NF / 50V 0.1UF / 50V 1uf/50V I2CO_SCL R117 15K C193 10UF...
  • Page 35 TUNER_VCC3.3V/ RCA1_6 CON5 Main Chip <--> C835 TUNER_VCC3.3V/ TUNER_VCC3.3V/ C837 R131 220nF TUN_IF+ NC/100R TUN_IF+ TUN_IF- NC/47nF AGND TUN_IF- AGND C842 D102 TUNER_VCC3.3V/ AGND NC/0.1uF AGND ATV_IF_AGC AGND ATV_IF_AGC 4.7K 4.7K TUNER_VCC3.3V/ TUN_I2C_SCL TUN_I2C_SCL TUN_I2C_SDA Cable RFVCC GNDRF10 C841 TUN_I2C_SDA NC/120pF 50V GPO_RFAGC_Sens GNDRF11...
  • Page 36 PWR_12V CON1 TOAN TOAN VCC-Panel TOAP TOAP TOBN C125 TOBN TOBP TOBP 0.1uF/50V TOCN TOCN 100uF/25V TOCP TOCP TOCLKN C139 TOCLKN TOCLKP AP9435 TOCLKP C138 TODN SOP8-225-50 TODN RA4+ RW3 22R TOEP 2.2uF TODP RA4+ TODP RA4- TOEN 0OHM TOEN RA4- TOEN RA3+...
  • Page 37 6.8K AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1_IN_L AV1-R/L 6.8K AV1_IN_R AV1_IN_R AV1_IN_R AV1_IN_R AV1_IN_R AV1_IN_R AV1_IN_R AV1_IN_R AV1_IN_R AV1_IN_R AV1_IN_R AV1_IN_R...
  • Page 38 Check of name Auditing of name Modify Rev Check of name Auditing of name Modify Rev Check of name Auditing of name Modify Rev Date: Date: Date: Tuesday, September 03, 2013 Tuesday, September 03, 2013 Tuesday, September 03, 2013 Sheet Sheet Sheet SKYWORTH 创维 RTD2958...
  • Page 39 TUNER_3.3V D_5V AV1_CVBS+ AV1_CVBS+ AV1_CVBS+ HP_AMP_MUTE 5 HP_OUT VIN_A0- VIN_A0- C133 MMBT3904 100R DGND HP_OUT_R 5PF/50V HP_OUT RCA-3P YPbPr0- 100nF 100R HP_OUT_R AGND AGND PB0+ HP_OUT_L HP_OUT_L 100R RX10 5PF/50V PHONEJACK STEREO SW 180d 100nF AGND YPbPr0- 100R AGND AGND VGA_BIN R100 PR0+...
  • Page 40 D3V3 R120 R121 8.2K 8.2K R123 LSADC0 LSADC0 R125 100 LSADC1 LSADC1 C124 0.1uF/10V 0.1uF/10V KEY0-in STANDBY_5V KEY1-in R126 IR_INPUT R198 IR-IN IR-IN IR-IN R127 C126 IR-IN IR-IN IR-IN IRRX 100R 100pF/10V D_5V STANDBY_5V CON6 STANDBY_5V SIP8/1.25 R203 LED_B KEY1-in R204 4.7K KEY0-in LED_R...
  • Page 41 5V_USB1 5V_USB1 5V_USB0 D_5V VBUS USB1_DMO R133 USB1_DM USB1_DPO R134 USB1_DP 100R_3A C128 C145 Chassis Chassis 5pF/NC 4.7pF_NC 5V_USB1 HOST Socket(A Type) 5pF/NC 4.7pF_NC 5V_USB0 + C104 C127 VBUS 220uF/16V USB_DMO R135 10nF/16V USB0_DM USB_DPO R136 USB0_DP C111 C122 4.7pF_NC Chassis Chassis 5V_USB0...
  • Page 42 From Main Chip M3V3 N_WP#/SPI_WP# N_WP#/SPI_WP# N_ALE/SPI_SDO N_ALE/SPI_SDO N_CLE/SPI_SCLK N_CLE/SPI_SCLK R/B4# N_WE#/SPI_DI N_WE#/SPI_DI R/B3# N_DATA7 SPI_CS# R142 SPI_CS# N_RDY N_DATA6 R/B2# R161 N_DATA5 R/B1# N_CE1# N_RE# N_CE1# N_DATA4 N_CE0# N_CE0# N_CE0# CE1# N_WE#/SPI_DI N_WE#/SPI_DI CE2# M3V3 M3V3 N_RE# N_RE# N_RDY N_RDY N_DATA0 N_DATA0...
  • Page 43 only 12V supply------5V/3A MAIN POWER STANDBY_5V PWR_12V STANDBY_5V DC/DC D_5V MP1495 BEAD/1206 10uH AMP_3.3V C120 R63 10K ME2345A R108 R168 TO-252-5V/1117-ADJ/NC C170 C102 C134 CA16 D_5V C105 C103 100uF/16V 0.22u 0.22u C140 10uF/16V 0.1uF C101 R189 C131 C162 C130 C161 0.1uF 0.1uF 22uF...
  • Page 44 +24V/+12V +12V/+24V(for AMP) PWR_12V 12V (for Panel) 1117 (For Tuner Power) 1V0 (for CORE) MP1470 D_5V MP1494 D_5V(FOR USB) 1.5V D1V5 (For DDR Power) G1117 Power Module EN_D1V0 D12V+ST_5V Can be power saving 3.3V ST_5V Always on A3V3 G1117 D3V3 Always on(D3.3V) M3V3 Always on...
  • Page 45 更改记录;>1）HDMI1（PIN18）与HDMI2（PIN18）网络名相同。 >2）HDMI1与HDMI2 背出端子PIN18 网络连错。 >3）VGA AUDIO INPUT 少背出端子，同时AV（L、R）多背出端子。 >4）互换DEBUG 端子PIN2、PIN3网络名，使之与生产机相同，生产顺利。 >5）增加D4连接主IC PIN178，用于AUDIO-MUTE。 >6）伴音右声道输出端子封装改为L=2.5MM，以区分左右声道。 >7）增加自动白平衡调试端子CN4（L=2.5X4）及其外围电路。 LVDS OutPut DDR1.8V USB_port1 LVDS EEPROM RTD2958 Core1.0V Power USB_port2 Power Module 3.3V LDO NAND Flash 5V DC-DC (TPA3121) Tuner (ATV) UART Port Audio HDMI2 HDMI1 NETWORK RTD2958 Title...