Kivi 32FR50BR Service Manual
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Kivi 32FR50BR Service Manual

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SERVICE MANUAL
LED TV
Model No.
32FR50BR
Chassis
MSDA3481
WARNING
This service information is designed for experienced repair technicians only and is not designed for use by the general public.
It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to
service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death.

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Summary of Contents for Kivi 32FR50BR

  • Page 1 SERVICE MANUAL LED TV Model No. 32FR50BR Chassis MSDA3481 WARNING This service information is designed for experienced repair technicians only and is not designed for use by the general public. It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.

  • Page 2: Table Of Contents

    Service Manual Model No.: Chapter 1: General Information 1-1. Table of Contents 1. General Information................1-1. Table of Contents 1-2. General Guidelines 1-3. Important Notice 1-4. How to Read this Service Manual ..................3. Location of Controls and Components........... 3-1. Board Location 3-2.
  • Page 3 Service Manual Model No.: 8. Measurements and Adjustments..…………......8-1. How to enter into the factory model 8-2. How to update software 8-3. How to enter into the Hotel Model 9. Trouble-shooting………….............. 9-1. Simple Check 9-2. Main Board Failure Check 9-3. Panel Failure - 02 -...

  • Page 4: General Guidelines

    Service Manual Model No.: 1-2. General Guidelines When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed.
  • Page 5 Service Manual Model No.: 1-3-6 Safety Check after Repairment in the original positions, or whether there are the positions which are deteriorated around the serviced places serviced or not. Check the insulation between the antenna terminal or external metal and the AC cord plug blades. And be sure the safety of that. General Servicing Precautions 1.
  • Page 6 Service Manual Model No.: Electrostatically Sensitive (ES) Devices Some semiconductor (solid-state) devices can be damaged easily by static electricity. Such components commonly are called Electrostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field-effect transistors and semiconductor "chip"...

  • Page 7: How To Read This Service Manual

    Service Manual Model No.: 1-3-8. Photo used in this manual The illustration and photos used in this Manual may not base on the final design of products, which may differ from your products in some way. 1-4. How to Read this Service Manual Using Icons: each icon is described in the table below: Note:...
  • Page 8 Service Manual Model No.: 32FR50BR Model Screen Size 32 inch Aspect Ratio 16:9 Resolution 1366*768 6.5 (GRAY TO Response Time (ms) GRAY) Angel of View 176o Color Display 16.7M No. of Preset Channels 100(ATV) OSD Language English Color System PAL/NTSC/SECAM...

  • Page 9: Location Of Controls And Components

    Service Manual Model No.: 3. Location of Controls and Components 3-1 Board Location B Board A Board Description A Board Mainboard Power Supply B Board 3-2 Main Board COAXIAL LVDS PORT remote To speaker HDMI2 HDMI3 YPBPR HDMI1 LVDS Port（J1） - 08 -...
  • Page 10 Service Manual Model No.: 3-2-1 Function Description: Main Board Process signal which incept from exterior equipment then translate into signal that panel can display. 3-2-2 Connector definition Main board connector Keypad and remote connector (CN508) Pin number Signal name Description KEY1 KEY0 POWER FOR REMOTE...
  • Page 11 Service Manual Model No.: 3-4. LED Panel - 10 -...
  • Page 12 Service Manual Model No.: 3-4-1.Connector de finition - 11 -...

  • Page 13: Disassemble And Assemble

    Service Manual Model No.: 4. Disassemble and assemble 4-1 Remove the Pedestal faces upward 4-2Remove the Back Cover unit. 4-3. Remove the adhesive tape Remove the adhesive tape indicated on the - 12 -...

  • Page 14: Remove The Main Board

    Service Manual Model No.: 4-4 Remove the Main board 4-5 Remove the speaker Take out the speaker - 13 -...

  • Page 15: Remove The Remote Control Board

    Service Manual Model No.: 4-6 Remove the remote control take out the remote control board - 14 -...
  • Page 16 INSTALLATION ANTENNA * The TV appearance subject to material object. Note: Aerial connections: IEC(female). Input impendance: 75 unbalanced. STEPS: Be sure both the TV and computer are Power off. 1.Connect VGA and audio cable 2.Connect power cord 3.Power on the TV, switch to PC mode 4.Power on the PC This sequence is very important.

  • Page 17: Hdmi Connections

    Service Manual Model No.: 5-2 HDMI Connections When the source device(DVD player or Set Top Box) supports HDM How To Connect 1. Connect the source device to HDMI port of this TV with an HDMI cable(not supplied with this product). 2.
  • Page 18 Service Manual Model No.: Cable sample HDMI Cable (not supplied with the product) HDMI to DVI Cable ( not supplied with the product) Analog Audio Cable (Stereo to RCA type) (not supplied with the product) - 20 -...
  • Page 19 Service Manual Model No.: Power source TO USE AC POWER SOURCE Use the AC polarized line cord provided for operation on AC. Insert the AC cord plug into a standard polarized AC outlet. NOTES: Use the attached power cord only. electrician replace the obsolete outlet.

  • Page 20: Operation Instructions

    S e r v i c e M a n u a l Mo d el N o. : 6. Operation Instructions KEYBOARD 6-1 Front panel controls Front panel SOURCE MENU V- CH- CH+ Standby 1．SOURCE： Display the input source menu. 2．MENU：...
  • Page 21 Remote Control TELETEXT Teletext is an information system broadcast by certain channels which can be consulted like a newspaper. It also offers access to subtitles for viewers with hearing problems or who are not familiar with the transmission language(cable networks, satellite channels, etc.) Press: You will obtain : This is used to call or exit teletext modes.

  • Page 22: Electrical Parts

    7. Electrical parts 7-1.Block D iagram...
  • Page 23 Date Date change list change list V1.0.0 V1.0.0 Initial Initial V1.0.1 V1.0.1 R155，R152，Q106 NC R155，R152，Q106 NC Q105，R150上件 Q105，R150上件 RP59，RP46，RP60，RP62，RP58，RP56，RP57，RP61，RP63 RP59，RP46，RP60，RP62，RP58，RP56，RP57，RP61，RP63 V1.0.2 增加C381,C383,C384，C385，C386，C387，C388，C389 框中为2017。6。13修改 V1.0.3 MR17,MR18改为22R R525，R526改为NC 框中为2017。6。13修改 删除C381,C383,C384，C385，C386，C387，C388，C389 V1.0.4 C239改为2.2uF，R251改为100K 框中为2017。6。13修改 更新ball out（AB7,Y4,P14改为接地，L14改为 NC） V2.0.0 2017/4/26 框中为2017。6。13修改 兼容其他方案增加R305，C361,C359,C343,C347,R303,C355,C357 框中为2017。6。13修改 HDMI1 HDMI输入X3 HDMI2 EMMC...
  • Page 24 USB Interface USB ESD分布电容要求<2pF +5V_USB# P1001 USB2.0/90D VBUS USB1_D- USB1_D+ D1001 D1002 SHELL SHELL BT_EN RU39 NC/0R NC/1pF NC/1pF FB/120R +5V_Normal +5V_USB P1002 USB2.0/90D USB_USB2_D- VBUS USB_USB2_D+ USB2_D- USB2_D+ 10uF/6.3V D1003 D1004 CN19 SHELL 5P_SMT立式 SHELL NC/1pF NC/1pF USB_USB2_D- RU22 USB_DM USB_USB2_D+ RU23...
  • Page 25 eMMC EMMC_VIO为4.41版本以上为1.8V供电；公板默认为1.8V供电 EMMC_VIO如果为4.1，4.4版本为3.3V供电 +1.8V_Normal U501 eMMC +1.8V_Normal EMMC_VIO EMMC_CLK EMMC_D4 EMMC_CMD EMMC_D5 EMMC_D0 EMMC_D6 R527 EMMC_D1 EMMC_D7 C501 C502 C503 EMMC_D2 EMMC_DS EMMC_D3 EMMC_RST 0.1uF 0.1uF 2.2uF RESET EMMC_CMD EMMC_VIO +3.3V_EMMC VDD_IF VDD_IF VDD_IF +3.3V_Normal +3.3V_NAND +3.3V_EMMC VDD_IF VDD_IF C504 C506 C507 2.2uF...
  • Page 26 YPBPR & AV & SPDIF Out CON401 +3.3V_Normal CON503 SPDIFOUT AV-IN R211 COXICAL C266 YPBPR-AUL 0.1uF +5V_Normal R196改为1K，保证OPTICAL输出峰峰值有2.5V R734 YPBPR-AUR SPDIF_OUT 3904 R1322 NC/0R SPDIFOUT 3.6Vp-p OPTICAL OPTICAL AV-IN 2.5Vp-p R214 AV-IN NC/0R C194 YPBPR-AUL R710 12pF YPBPR_AUL R212 NC/OPTICAL YPBPR-AUR R712 120R...
  • Page 27 SZ LVDS Connector I2C-SCL I2C-SCL I2C-SDA I2C-SDA CN603 LCD_OP# DIP\40\2X20 3D_EN I2C-SCL_PNL I2C-SDA_PNL PANEL_ON/OFF PANEL_ON/OFF PANEL_VCC PANEL_VCC LCD_OP# BCKM BCLK- BCKP B_ODD1 B_ODD0 BCLK+ B_ODD3 B_ODD2 B_ODD5 B_ODD4 B_ODD7 B_ODD6 G_ODD1 G_ODD0 G_ODD3 G_ODD2 G_ODD5 G_ODD4 R_ODD7 G_ODD7 G_ODD6 R_ODD6 R_ODD1 R_ODD0 R_ODD5...
  • Page 28 HDMI1(ARC) P801 HDMI/90D HDMI1_RX2P HDMI1-RX2P DATA2+ DATA2 SHIELD HDMI1_RX2N HDMI1-RX2N DATA2- +5V_HDMI1 +5V_HDMI1 HDMI1_RX1P HDMI1-RX1P HDMI1-RX2P DATA1+ HDMI1-RX2P HDMI1-RX2N DATA1 SHIELD HDMI1-RX2N +5V_HDMI1 HDMI1_RX1N HDMI1-RX1N HDMI1-RX1P DAT1A- HDMI1-RX1P HDMI1_RX0P HDMI1-RX0P R802 R803 R805 HDMI1-RX1N DATA0+ HDMI1-RX1N HDMI1-RX0P DATA0 SHIELD HDMI1-RX0P HDMI1_RX0N HDMI1-RX0N R801...
  • Page 29 CD10 1uF/25V/X5R/0603 PVCC +12VAMP 9108/TPA3113D2 靠近U30的供电针脚pin28。 MUTE MUTE# PVCCL CD11 SPEAKER FAULT PVCCL 100uF/25V FB11 NC/贴片磁珠/600Ω-2A-0805 C601 1uF/25V/X5R/0603 PVCC AMP1_L+ ROUT+ LINP BSPL LD5 33uH +12V_Normal CD16 0.22uF/16V/X5R LOUT+ ROUT- LOUT# CD15 1uF/25V/X5R/0603 CD20 LOUT- LINN OUTPL 1uF/25V/X5R/0603 LOUT+ LOUT+ LOUT+ LOUT+ GAIN0...
  • Page 30 VDDC Power Max 5A VID[1] VID[0] VDDC 0.951V Note：能提供最大电流5A。 28.696K 1.02V 27.049K 1.05V 24.087K 1.10V +5V_Normal +1.10V_VDDC PVDD SWPA8040S2R2NT/5A R116 R155 R151 R150 R158 C1336 0.1uF R1318 NC/150K/1% 220K/1% C1333 NC/0R 100K NC/20PF R1320 1.5K +1.10V_VDDC C1341 C1339 C103 C138 C1342 C1334 C1335...
  • Page 31 I2C Interface Filter VDD3V 220R T_SCL I2C-SCL 3,4,6 220R DTMB T_SDA I2C-SDA 3,4,6 33pF 33pF 75 ohm line Addr 0xF6 RF_IN - filter noise from demod side L19 L17 RFIN CT10 0.1uF 6.8nH Close R842 IFAGC Circuit BAV99 VDD3V 1.8P GZ1005D102CTF CT9 1000pF R103...
  • Page 32 CORE Power Standby Power 3.3V +3.3V_Standby VCC3.3VA +1.10V_VDDC C302 C304 C306 C308 C301 C310 C312 C314 C315 C317 C319 C320 2.2uF 0.1uF 0.1uF 0.1uF CC0402 22uF/6.3V 10uF/6.3V 2.2uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF U204G CC0805 CC0603 CC0402 +3.3V_Standby AVDD_USB +3.3V_Standby AVDD_NODIE U204F 20mA,15mil...
  • Page 33 AVDD_DDR0_S DDR3 4G bit 1866MHz A_DDR3_A1 22RX4 RP59 A_DDR3-A1 A_DDR3_A14 A_DDR3-A14 MT41J64M16JT-125 A_DDR3_A8 A_DDR3-A8 22RX4 RP46 AVDD_DDR0_S A_DDR3_BA1 A_DDR3-BA1 A_DDR3_A12 A_DDR3-A12 A_DDR3_A0 A_DDR3_DM1 A_DDR3_A1 A_DDR3_DQS1 DQSU A_DDR3_A2 A_DDR3_DQS1B /DQSU A_DDR3_A3 A_DDR3_A4 A_DDR3_DQ8 DQU0 A_DDR3_A5 A_DDR3_DQ9 DQU1 A_DDR3_A6 A_DDR3_DQ10 A_DDR3_RESET DQU2 A_DDR3_A7 A_DDR3_DQ11 A_DDR3_A11...
  • Page 34 300mA 5V_Standby +1.5V_DDR +1.5V_DDR AVDD_DDR_B SY8088 300mA (740mA) AVDD_DDR_A 20mA AVDD15_MOD 60mA AVDD_DDR_LDO_A 60mA AVDD_DDR_LDO_B AVDD_DRAM 50mA VDDP33 50mA AVDD_LPLL 40mA +3.3V_Standby +3.3V_Normal +3.3V_Normal AVDD3P3_MHL3 SY8089 AO3401 50mA (420mA) AVDD_MOD 30mA Standby AVDD_PLL 200mA +3.3V_TU 20mA AVDD_USB +3.3V_Standby 10mA AVDD_NODIE (700mA) 40mA AVDD33_LAN...
  • Page 35 TS/EMMC/FE HDMI/Audio Block U204H PCM_D[7:0] PCM_D0 PCM_D0 PCM_D1 PCM_D1 PCM_D2 PCM_D2 U204C PCM_D3 PCM_D3 C201 2.2uF PCM_D4 AB17 HDMI1-RX0N PAD_RX0N LINEIN_L0 YPBPR_AUL PCM_D4 AA16 HDMI1-RX0P C206 2.2uF PCM_D5 PAD_RX0P LINEIN_R0 YPBPR_AUR PCM_D5 PCM_D6 AB18 HDMI1-RX1N PAD_RX1N PCM_D6 U204B PCM_D7 AA17 HDMI1-RX1P AM_LOUT PAD_RX1P...
  • Page 36 PCMCIA CARD DETECT +5V_PCMCIA P1101 +5V_PCMCIA PCMCIA_CNT PCM_CD1_N PCM_D3 CD1# TS_MDO3 PCM_D4 MDO3 TS_MDO4 PCM_D5 R1103 R1104 MDO4 TS_MDO5 PCM_D6 MDO5 TS_MDO6 PCM_D7 MDO6 TS_MDO7 PCM_CE_N PCM_CD1_N R1105 PCM_CD_N MDO7 CE1# +5V_PCMCIA PCM_A10 CE2# PCM_OE_N PCM_CD2_N R1106 R1107 C1103 VS1# PCM_IORD_N PCM_A11 100K...
  • Page 37 1.2V DC-DC 实测电压1.08V,工作频率1.75MHz，占空比23.9%，纹波56mV,工作电流499mA MSB102X DEMOD core power 电压1.10V~1.20V +1.15V MSB102X DTMB DEMOD core power VCC1.1V_PD 2.2uH_2A 电流MAX 600mA，需要DCDC。其他demod core power电流MAX350MA，可以用LDO。 +3.3V_Normal +5V_Normal NC/33pF M_SDA 2.7K I2C-SDA R1108 电流137mA M_SCL I2C-SCL RESETn Demod_RST IF_AGC IF_AGC 12,5 IF-IN+ SY8088 DIFM 100R 10uF EC1028 IF-IN- 10uF...
  • Page 39 Date Date change list change list V1.0.0 V1.0.0 Initial Initial V1.0.1 V1.0.1 R155，R152，Q106 NC R155，R152，Q106 NC Q105，R150上件 Q105，R150上件 RP59，RP46，RP60，RP62，RP58，RP56，RP57，RP61，RP63 RP59，RP46，RP60，RP62，RP58，RP56，RP57，RP61，RP63 V1.0.2 增加C381,C383,C384，C385，C386，C387，C388，C389 框中为2017。6。13修改 V1.0.3 MR17,MR18改为22R R525，R526改为NC 框中为2017。6。13修改 删除C381,C383,C384，C385，C386，C387，C388，C389 V1.0.4 C239改为2.2uF，R251改为100K 框中为2017。6。13修改 更新ball out（AB7,Y4,P14改为接地，L14改为 NC） V2.0.0 2017/4/26 框中为2017。6。13修改 兼容其他方案增加R305，C361,C359,C343,C347,R303,C355,C357 框中为2017。6。13修改 HDMI1 HDMI输入X3 HDMI2 EMMC...
  • Page 40 USB Interface USB ESD分布电容要求<2pF +5V_USB# P1001 USB2.0/90D VBUS USB1_D- USB1_D+ D1001 D1002 SHELL SHELL BT_EN RU39 NC/0R NC/1pF NC/1pF FB/120R +5V_Normal +5V_USB P1002 USB2.0/90D USB_USB2_D- VBUS USB_USB2_D+ USB2_D- USB2_D+ 10uF/6.3V D1003 D1004 CN19 SHELL 5P_SMT立式 SHELL NC/1pF NC/1pF USB_USB2_D- RU22 USB_DM USB_USB2_D+ RU23...
  • Page 41 eMMC EMMC_VIO为4.41版本以上为1.8V供电；公板默认为1.8V供电 EMMC_VIO如果为4.1，4.4版本为3.3V供电 +1.8V_Normal U501 eMMC +1.8V_Normal EMMC_VIO EMMC_CLK EMMC_D4 EMMC_CMD EMMC_D5 EMMC_D0 EMMC_D6 R527 EMMC_D1 EMMC_D7 C501 C502 C503 EMMC_D2 EMMC_DS EMMC_D3 EMMC_RST 0.1uF 0.1uF 2.2uF RESET EMMC_CMD EMMC_VIO +3.3V_EMMC VDD_IF VDD_IF VDD_IF +3.3V_Normal +3.3V_NAND +3.3V_EMMC VDD_IF VDD_IF C504 C506 C507 2.2uF...
  • Page 42 YPBPR & AV & SPDIF Out CON401 +3.3V_Normal CON503 SPDIFOUT AV-IN R211 COXICAL C266 YPBPR-AUL 0.1uF +5V_Normal R196改为1K，保证OPTICAL输出峰峰值有2.5V R734 YPBPR-AUR SPDIF_OUT 3904 R1322 NC/0R SPDIFOUT 3.6Vp-p OPTICAL OPTICAL AV-IN 2.5Vp-p R214 AV-IN NC/0R C194 YPBPR-AUL R710 12pF YPBPR_AUL R212 NC/OPTICAL YPBPR-AUR R712 120R...
  • Page 43 SZ LVDS Connector I2C-SCL I2C-SCL I2C-SDA I2C-SDA CN603 LCD_OP# DIP\40\2X20 3D_EN I2C-SCL_PNL I2C-SDA_PNL PANEL_ON/OFF PANEL_ON/OFF PANEL_VCC PANEL_VCC LCD_OP# BCKM BCLK- BCKP B_ODD1 B_ODD0 BCLK+ B_ODD3 B_ODD2 B_ODD5 B_ODD4 B_ODD7 B_ODD6 G_ODD1 G_ODD0 G_ODD3 G_ODD2 G_ODD5 G_ODD4 R_ODD7 G_ODD7 G_ODD6 R_ODD6 R_ODD1 R_ODD0 R_ODD5...
  • Page 44 HDMI1(ARC) P801 HDMI/90D HDMI1_RX2P HDMI1-RX2P DATA2+ DATA2 SHIELD HDMI1_RX2N HDMI1-RX2N DATA2- +5V_HDMI1 +5V_HDMI1 HDMI1_RX1P HDMI1-RX1P HDMI1-RX2P DATA1+ HDMI1-RX2P HDMI1-RX2N DATA1 SHIELD HDMI1-RX2N +5V_HDMI1 HDMI1_RX1N HDMI1-RX1N HDMI1-RX1P DAT1A- HDMI1-RX1P HDMI1_RX0P HDMI1-RX0P R802 R803 R805 HDMI1-RX1N DATA0+ HDMI1-RX1N HDMI1-RX0P DATA0 SHIELD HDMI1-RX0P HDMI1_RX0N HDMI1-RX0N R801...
  • Page 45 CD10 1uF/25V/X5R/0603 PVCC +12VAMP 9108/TPA3113D2 靠近U30的供电针脚pin28。 MUTE MUTE# PVCCL CD11 SPEAKER FAULT PVCCL 100uF/25V FB11 NC/贴片磁珠/600Ω-2A-0805 C601 1uF/25V/X5R/0603 PVCC AMP1_L+ ROUT+ LINP BSPL LD5 33uH +12V_Normal CD16 0.22uF/16V/X5R LOUT+ ROUT- LOUT# CD15 1uF/25V/X5R/0603 CD20 LOUT- LINN OUTPL 1uF/25V/X5R/0603 LOUT+ LOUT+ LOUT+ LOUT+ GAIN0...
  • Page 46 VDDC Power Max 5A VID[1] VID[0] VDDC 0.951V Note：能提供最大电流5A。 28.696K 1.02V 27.049K 1.05V 24.087K 1.10V +5V_Normal +1.10V_VDDC PVDD SWPA8040S2R2NT/5A R116 R155 R151 R150 R158 C1336 0.1uF R1318 NC/150K/1% 220K/1% C1333 NC/0R 100K NC/20PF R1320 1.5K +1.10V_VDDC C1341 C1339 C103 C138 C1342 C1334 C1335...
  • Page 47 I2C Interface Filter VDD3V 220R T_SCL I2C-SCL 3,4,6 220R DTMB T_SDA I2C-SDA 3,4,6 33pF 33pF 75 ohm line Addr 0xF6 RF_IN - filter noise from demod side L19 L17 RFIN CT10 0.1uF 6.8nH Close R842 IFAGC Circuit BAV99 VDD3V 1.8P GZ1005D102CTF CT9 1000pF R103...
  • Page 48 CORE Power Standby Power 3.3V +3.3V_Standby VCC3.3VA +1.10V_VDDC C302 C304 C306 C308 C301 C310 C312 C314 C315 C317 C319 C320 2.2uF 0.1uF 0.1uF 0.1uF CC0402 22uF/6.3V 10uF/6.3V 2.2uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF U204G CC0805 CC0603 CC0402 +3.3V_Standby AVDD_USB +3.3V_Standby AVDD_NODIE U204F 20mA,15mil...
  • Page 49 AVDD_DDR0_S DDR3 4G bit 1866MHz A_DDR3_A1 22RX4 RP59 A_DDR3-A1 A_DDR3_A14 A_DDR3-A14 MT41J64M16JT-125 A_DDR3_A8 A_DDR3-A8 22RX4 RP46 AVDD_DDR0_S A_DDR3_BA1 A_DDR3-BA1 A_DDR3_A12 A_DDR3-A12 A_DDR3_A0 A_DDR3_DM1 A_DDR3_A1 A_DDR3_DQS1 DQSU A_DDR3_A2 A_DDR3_DQS1B /DQSU A_DDR3_A3 A_DDR3_A4 A_DDR3_DQ8 DQU0 A_DDR3_A5 A_DDR3_DQ9 DQU1 A_DDR3_A6 A_DDR3_DQ10 A_DDR3_RESET DQU2 A_DDR3_A7 A_DDR3_DQ11 A_DDR3_A11...
  • Page 50 300mA 5V_Standby +1.5V_DDR +1.5V_DDR AVDD_DDR_B SY8088 300mA (740mA) AVDD_DDR_A 20mA AVDD15_MOD 60mA AVDD_DDR_LDO_A 60mA AVDD_DDR_LDO_B AVDD_DRAM 50mA VDDP33 50mA AVDD_LPLL 40mA +3.3V_Standby +3.3V_Normal +3.3V_Normal AVDD3P3_MHL3 SY8089 AO3401 50mA (420mA) AVDD_MOD 30mA Standby AVDD_PLL 200mA +3.3V_TU 20mA AVDD_USB +3.3V_Standby 10mA AVDD_NODIE (700mA) 40mA AVDD33_LAN...
  • Page 51 TS/EMMC/FE HDMI/Audio Block U204H PCM_D[7:0] PCM_D0 PCM_D0 PCM_D1 PCM_D1 PCM_D2 PCM_D2 U204C PCM_D3 PCM_D3 C201 2.2uF PCM_D4 AB17 HDMI1-RX0N PAD_RX0N LINEIN_L0 YPBPR_AUL PCM_D4 AA16 HDMI1-RX0P C206 2.2uF PCM_D5 PAD_RX0P LINEIN_R0 YPBPR_AUR PCM_D5 PCM_D6 AB18 HDMI1-RX1N PAD_RX1N PCM_D6 U204B PCM_D7 AA17 HDMI1-RX1P AM_LOUT PAD_RX1P...
  • Page 52 PCMCIA CARD DETECT +5V_PCMCIA P1101 +5V_PCMCIA PCMCIA_CNT PCM_CD1_N PCM_D3 CD1# TS_MDO3 PCM_D4 MDO3 TS_MDO4 PCM_D5 R1103 R1104 MDO4 TS_MDO5 PCM_D6 MDO5 TS_MDO6 PCM_D7 MDO6 TS_MDO7 PCM_CE_N PCM_CD1_N R1105 PCM_CD_N MDO7 CE1# +5V_PCMCIA PCM_A10 CE2# PCM_OE_N PCM_CD2_N R1106 R1107 C1103 VS1# PCM_IORD_N PCM_A11 100K...
  • Page 53 1.2V DC-DC 实测电压1.08V,工作频率1.75MHz，占空比23.9%，纹波56mV,工作电流499mA MSB102X DEMOD core power 电压1.10V~1.20V +1.15V MSB102X DTMB DEMOD core power VCC1.1V_PD 2.2uH_2A 电流MAX 600mA，需要DCDC。其他demod core power电流MAX350MA，可以用LDO。 +3.3V_Normal +5V_Normal NC/33pF M_SDA 2.7K I2C-SDA R1108 电流137mA M_SCL I2C-SCL RESETn Demod_RST IF_AGC IF_AGC 12,5 IF-IN+ SY8088 DIFM 100R 10uF EC1028 IF-IN- 10uF...

  • Page 55: Measurements And Adjustments

    Service Manual Model No.: Measurements and Adjustments 1. CHANNEL MENU Programme Edit The first item of the MENU is channel menu ( for TV source only). You can search channels and edit programs here. Press to move, press OK button to confirm, and press to adjust.
  • Page 56 TV OPERATION 3. SOUND MENU The third item of the MENU is the SOUND NOTE: MENU. Restore factory default will clear all the programs You can adjust the sound effect here such as and Reset all the settings to default value. treble, bass, balance etc.
  • Page 57 TV OPERATION Haier Innovation Life Press ◀▶ to select the function icon, press OK button to confirm the function. Press ▼ or EXIT button to exit the control bar. NOTE: You can adjust the audio track, subtitle, or program in return Return the Info menu while Playing the video file.

  • Page 58: How To Enter Into The Factory Model

    Service Manual Model No.: 8.1 How to enter into the factory model 8.1 How to enter into the factory model 8.1 How to enter into the factory model 1. You can press "source-2-5-8-0" to go into factory setting. Presse the key "exit" to shut the factory setting.

  • Page 59: How To Update Software

    Service Manual Model No.: 8.2 How to update software Haier V59F/W upgrade with USB SOP Step 1: Ready for F/W Upgrade 1.1 Prepare a USB memory . it from computer’s USB port! Step 2: F/W Upgrade 2.1 AC ON 2.2,then input USB , press "MENU" and choose "update software", and then press "OK". 2.3,Now you should choose "Yes",TV begin to update.You should reset TV after update.

  • Page 60: How To Enter Into The Hotel Model

    Service Manual Model No.: 8.3 How to enter into the hotel model 1. You can press "source-1-0-0-1" to go into the hotel model. Presse the key "exit" to shut the hotel model. Content: 1.Hotel Mode: Hotel mode switch Panel key lock 2.Panel Key Lock: Hotel mode can adjust the maximum volume 3.Max Volume:...
  • Page 61 Service Manual Model No.: 9. Trouble shooting 9-1. Simple check - 51 -...
  • Page 62 Service Manual Model No.: 9-2. Main board failure check No picture but have sound test if PU5 Pin5（0.2V）、 Pin1 normally （12V ） Check if there is +43V at Replace PU5 PEC9 Check if there is +12V at Pin30 in J1 Check if PQ6 、...
  • Page 63 Service Manual Model No.: AV No sound but have picture Check if there is sound input signal Check the input source Check if there is signal at C222 and C223 Check if there is signal at CD744 and CD743 Change U23 Check if there is signal at FB6,FB8,FB8,FB10 Change UD4 Check LD3 voltage...
  • Page 64 Service Manual Model No.: No sound No picture NO LED indicate Check `PD4(12V```) Change Mainboard   Check PD3(12V) Change Mainboard Check LD22(3.3V) Change UD8 Check Q4(3.3V) Change Q4 Change UD9 Check CD90(1.15V) Check C137(1.8V) Change U1 Check R216(3.3V`)``` Change Q4 Still having  problems Change mainchip Change Mainboard...
  • Page 65 Service Manual Model No.: Poor sound Poor sound Verify if sound system is Change sound  correct . system For ease of use, recommend that customer format the picture and sound settings in the automatic option. Update the software and  Still having  make the reboot;          or  problems change the Mainboard - 55 -...
  • Page 66 Service Manual Model No.: No color for some channel program (black and white) No color for some channel program (blac k and white) Verify if the same Check out of picture and sound  problem exists in other system of this channel channels check out of picture Change the channel to the right sound  and sound system system (PAL‐M/N  NTSC‐M) Refer to relative instructions in the...
  • Page 67 Service Manual Model No.: How to know whether the Power board is broken? Check if the power cord Reconnect the power cord with the  connect well? outlet or Power board. EC805 whether have F800 or D803/D804/D805/D807 300V Power on and check Replace PD3 PD3 whether have 12V Still having  Check if Main board / LVDS wire / Panel are in  problems good condition ? - 57 -...

  • Page 68: Trouble-Shooting

    Trouble Shooting • Mainboard not work Panel not work  • 1. check if there is +12V/+5V output  1. check if the voltage input and   on the power board output of voltage boost IC of the  • 2.Verify if the DC/DC convertors have  backlight is OK. the right output (5V,3.3V,1.8V,1.15V) 2.Verify if the Mainboard output the   •   3.Verify if the Mainchip(MSV56), right On/Off signal to power board;      AudioAMP…solder well; 3.Verify if the Mainboard output the   •    the right  4.Verify if the U204) LVDS singal to panel T‐con board software and work well; 4.Verify if the software is the right   • 5.Verify if the YS1(Crystal)  has the right  version of this model.

  • Page 69: Trouble-Shooting

    Trouble Shooting Power board not work  1.Verify if the power cord connect well?  2. check if +5Vstandby of the power board  part is functioning normally;  3. Check if voltage of the POWER ON/OFF of  the power board part is on the high level  voltage 4. +12V/+5V output ;check if there is  +12V/+5V output on the power board.  5.Check if Main board / LVDS wire / Panel  are in good condition ? - 60 -...

  • Page 70: Panel Failure

    Service Manual Model No.: 9-3. Pannel failure Failure Mode Part Name Description Phenomena Failure cause Block Defect :TCP cracking or cracking Dim or L/D :TCP Sunken V B/D Vertical bar :TCP lead cracking :ACF bonding short :Awful environment and something electric enter V Dim Vertal gray line into LCD...
  • Page 71 Service Manual Model No.: Part Name Description Phenomena Failure cause I n c o m i n g I n s p e c t i o n Standard Bright dot dark dot in Dot Defect pannel Bladder between Polarizer and top glass Polarizer Bubble Bladder in Polarizer...
  • Page 72 Service Manual Model No.: Failure Mode Part Name Description Phenomena Failure cause White Screen B/L normal, only white screen display M a y b e c a u s e d by surge current Black Screen B/L normal, and EDS only Black screen display FIIcker...
  • Page 73 Service Manual Model No.: Failure Mode Part Name Description Phenomena Failure cause Mechanlcal When Caused Nolse turn panel,appear b y M e c h a n i c a cacophony noise of backlight unit Ripple Connectric circle Causeed by between mechanism and pannel B/L off...
  • Page 74 Service Manual Model No.: Failure Mode Part Name Description Phenomena Failure cause Brightness B/L unit badness at bottom of LCM Light leakage brighter than normal B / L b r i g h t n e s s Sheet in B/L unit Mechanlcal or B/ asymmetric is uneven...

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