Related Manuals for Hisense LCD42P69P
Summary of Contents for Hisense LCD42P69P
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Page 1: Service Manual
LCD Television Service Manual Chassis： MTK8222 Product Type： LCD42P69P、LCD47P69P Ver 1.0 Hisense Electric Co.，Ltd. March，2009 Downloaded From TV-Manual.com Manuals... -
Page 2: Table Of Contents
7.5 Troubleshooting for TV/VGA/HDMI input..................- 33 - 7.6 Troubleshooting for YPbPr input......................- 34 - 7.7 Troubleshooting for Video/S-Video input.....................- 35 - 8. Explode View..............................- 36 - 9. Schematic circuit diagram ..........................- 36 - Hisense Confidential - 2 - Downloaded From TV-Manual.com Manuals... -
Page 3: Service Manual
WHEN REPLACEMENT PARTS ARE REQUIRED, BE SURE TO USE REPLACEMENT PARTS SPECIFIED BY THE MANUFACTURER. Proper service and repair is important to the safe, reliable operation of all Hisense Electric Co., Ltd Equipment. The service procedures recommended by Hisense and described in this Service Guide are effective methods of performing service operations. -
Page 4: Warning
Hisense, must first satisfy himself thoroughly that neither his safety nor the safe of the equipment will be jeopardized by the service method selected. Hereafter throughout this manual, Hisense Electric Co., Ltd will be referred to as Hisense. 1.1 Warning 1.1.1... - Page 5 -Note: The wire trees should be routed correctly and fixed with the mounted cable clamps. -The insulation of the mains lead should be checked for external damage. 1.1.6 (1) Do not touch Signal and Power Connector while this product operates. Do not Hisense Confidential - 5 - Downloaded From TV-Manual.com Manuals...
- Page 6 (8) Do not damage or modify the power cable. It may cause fire or electric shock. (9) If the power cable is damaged, or if the connector is loose, do not use the product: Hisense Confidential - 6 - Downloaded From TV-Manual.com Manuals...
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Page 7: Notes
• While the main power is on, do not touch any parts or circuits other than the ones specified. If any connection other than the one specified is made between the measuring Hisense Confidential - 7 - Downloaded From TV-Manual.com Manuals... - Page 8 (such as the heat sink). These wires are fixed in position with the wire clamps so that the wires do not move, thereby ensuring Hisense Confidential - 8 - Downloaded From TV-Manual.com Manuals...
- Page 9 The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the set. Hisense Confidential - 9 - Downloaded From TV-Manual.com Manuals...
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Page 10: Product Function Specifications
LCD TV Service Manual 2. Product Function Specifications 2.1 Product Function Front Cabinet Hisense Confidential - 10 - Downloaded From TV-Manual.com Manuals... - Page 11 LCD TV Service Manual Back Cabinet Hisense Confidential - 11 - Downloaded From TV-Manual.com Manuals...
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Page 12: Specifications
LCD TV Service Manual 2.2 Specifications NOTE: Specifications and design are subject to possible modifications without notice Due to improvements。 Hisense Confidential - 12 - Downloaded From TV-Manual.com Manuals... -
Page 13: Lcd Panel Spec
LCD TV Service Manual 3. LCD Panel Spec LCD42P69P Panel： LC420WUN-SBD1 \ROH SN：1056497 3.1General Description 3.2 General Features Hisense Confidential - 13 - Downloaded From TV-Manual.com Manuals... - Page 14 LCD TV Service Manual LCD47P69P 1056802 Panel： LC470WUN-SBC1\ROH SN： 3.1General Description Hisense Confidential - 14 - Downloaded From TV-Manual.com Manuals...
- Page 15 LCD TV Service Manual 3.2 General Features Hisense Confidential - 15 - Downloaded From TV-Manual.com Manuals...
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Page 16: Chassis Layout And Overall Wiring Diagrams
LCD TV Service Manual 4. Chassis Layout and Overall Wiring Diagrams Boards and Chassis Layout LCD42P69P： Description Part No. Type/Model PCB/ Model Main board 118963 RSAG2.908.1497\ROH RSAG7.820.1637\VER.D\ROH Power board 116947 RSAG2.908.1192-7\ROH RSAG7.820.1185\VER.D\ROH Keypad PCA 113354 RSAG2.908.1088\ROH RSAG7.820.1101\VER.B\ROH IR board 113523 RSAG2.908.1029-2\ROH... -
Page 17: Factory/Service Osd Menu And Adjustment
For Component Video Notes: a、Press “M” button and enter factory mode. b、Press “Menu” button and enter factory OSD menu. c、Select the item “Auto Color”. d、Press VOL+ button to auto color. Hisense Confidential - 17 - Downloaded From TV-Manual.com Manuals... - Page 18 Qingdao Jiangxi Road factory Huang Dao Huangdao Industrial Park Gui Yang Gui Yang Industrial Park Liao Ning Liao Ning Industrial Park Hungary Hisense Hungary Australia Hisense Australia France Hisense France And at others signal sources, Auto Color For VGA and Component Video the “auto colour “does not...
- Page 19 MOVIE Brightness Brightness of Movie mode MOVIE Contrast Contrast Movie mode MOVIE Saturation Saturation of Movie mode Sound Mode Volume Curve Volume Min When value is 1 Think about the Hisense Confidential - 19 - Downloaded From TV-Manual.com Manuals...
- Page 20 Speech, Music 120HZ Different frequencies for different Audio 500HZ Mode 1.5kHZ 5kHZ 10kHZ The above “Factory/Service OSD Menu” are reference only, please refer to the actual units to determine the appearances. Hisense Confidential - 20 - Downloaded From TV-Manual.com Manuals...
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Page 21: Software Upgrading
Connect the unit to your pc with a USB-to-serial port cable. USB port connects to your pc, and serial port to the TV’s RS232 port. USB connector: to PC. Serial connector: to TV’s RS232 port. Hisense Confidential - 21 - Downloaded From TV-Manual.com Manuals... - Page 22 LCD TV Service Manual For the first connecting, the pc will recognize and automatically install the USB device. The process is just like the installation of a mini disk, see the following picture. Hisense Confidential - 22 - Downloaded From TV-Manual.com Manuals...
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Page 23: Upgrading With The Mtktool
Ignore these errors, click “Confirm” and enter the MtkTool main interface, see the following picture. Flash chip model Please refer to follow steps to update the software: 1—Select mode of Flash chip to MT8226 as the below picture. Hisense Confidential - 23 - Downloaded From TV-Manual.com Manuals... - Page 24 6—Click the “start” button to update software. Select mode Communicate Flash Select *.bin of Flash chip port Baud Rate file Start upgrade Choose the current USB conversion Port Later choose com5 Information upgrade process Hisense Confidential - 24 - Downloaded From TV-Manual.com Manuals...
- Page 25 Note: Whether or not click the “Auto Set Flash Baud Rate” in the “window” menu depends on the chip type. If the flash chip does not support high speed transport, do not select this option; otherwise, reserve the selected mood. Hisense Confidential - 25 - Downloaded From TV-Manual.com Manuals...
- Page 26 LCD TV Service Manual Click “Browse” button, find the upgrading program file, and select it. Press “Upgrade” button and start upgrading. The following interface appears on the screen, indicating upgrading successfully. Hisense Confidential - 26 - Downloaded From TV-Manual.com Manuals...
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Page 27: Update With Usb Directly
6.3 Update with USB directly he second update method is with USB directly: MTK8222 Series can update with USB, the software name should be HISENSE.bin. The Updating Steps is set the Source to "DMP interface", insert the USB(the update file HISENSE.bin,which should be in root directory),The TV automatic identify the upgrading software. - Page 28 LCD TV Service Manual After upgrading, you must confirm the software in the Factory Menu and you'd better "CLEAR UNPROTECTLY". Hisense Confidential - 28 - Downloaded From TV-Manual.com Manuals...
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Page 29: Troubleshooting
Replace RC Replace remote control Check IR receiver Change Led & IR board Replace Led & IR BD Change Led & IR cable Replace Led & IR cable Replace main board Hisense Confidential - 29 - Downloaded From TV-Manual.com Manuals... -
Page 30: Troubleshooting For Function Key
LCD TV Service Manual 7.2 Troubleshooting for Function Key Buttons does not work Replace tact switch Check switches Replace Key BD Check key board Check Key BD cable Change Key BD Replace main board Hisense Confidential - 30 - Downloaded From TV-Manual.com Manuals... -
Page 31: Tv Won't Power On
BD or Keypad one works Try Power on by RC and Button Check signal OSD? Source Neither Both works Work Replace Main Replace Main BD Power on Replace Panel Replace Power BD Hisense Confidential - 31 - Downloaded From TV-Manual.com Manuals... -
Page 32: Troubleshooting For Audio
LCD TV Service Manual 7.4 Troubleshooting for Audio No sound Reconnect Check connecter Replace speaker wire Check speaker wire Replace speaker set Check speaker set Replace main board Replace PSU Hisense Confidential - 32 - Downloaded From TV-Manual.com Manuals... -
Page 33: Troubleshooting For Tv/Vga/Hdmi Input
LCD TV Service Manual 7.5 Troubleshooting for TV/VGA/HDMI input No picture on the screen Check Signal Source Make sure signal source is available Reconnect Check connect Replace cable Check cable Replace main board Hisense Confidential - 33 - Downloaded From TV-Manual.com Manuals... -
Page 34: Troubleshooting For Ypbpr Input
7.6 Troubleshooting for YPbPr input No picture on the screen Check Source work or not Check Source Device Reconnect Check connect Check Wires (Green Blue, Red) Replace wires Replace main board Hisense Confidential - 34 - Downloaded From TV-Manual.com Manuals... -
Page 35: Troubleshooting For Video/S-Video Input
LCD TV Service Manual 7.7 Troubleshooting for Video/S-Video input No picture on the screen Check Source work or not Check Signal Source Reconnect Check connect Replace Cable/Wires Check Cable/ Wires Replace main board Hisense Confidential - 35 - Downloaded From TV-Manual.com Manuals... -
Page 36: Explode View
LCD TV Service Manual 8. Explode View 9. Schematic circuit diagram Hisense Confidential - 36 - Downloaded From TV-Manual.com Manuals... - Page 37 Downloaded From TV-Manual.com Manuals...
- Page 38 5V_M 5V_M 5V_M 2,3,6,8,12,14 12V_M 12V_M C344 C344 C817 C817 R668 R668 R685 R685 12V_M 10uF 10uF 0.1uF 0.1uF 删除电阻 CE64 CE64 CE69 CE69 20080911 12V_M 4.7k 4.7k 4.7k 4.7k 12V_M 2,11,14 SCT1_AUL_OUT R673 R673 SCT2_AUL_OUT R684 R684 +3V3 R672 R672 R683 R683...
- Page 39 MT8222_P1V1 (DDR1) VERSION V1.0 ( DDR1 WITH TERMINATION ) GPIO usage GPIO Definition Function define ADIN0 SCART FS LVDS out SFlash ADIN1 SCART FS E2PROM ADIN2 4052 SWITCH Analog AMP ADIN3 KEYPAD Speaker ADIN4 KEYPAD POWER TI3101D (10Wx2) DDR1 ADIN5 HDMI/VGA EDID E2PROM WP High = WP disable 4558...
- Page 40 5V_M MAIN POWER D188 D188 +5V_ON +5VS B240A B240A +5V_ON +3V3 5V_M D185 D185 +3V3 +3V3 3,4,6,7,11,13,14 5V_M +5VS B240A B240A 12V_M CE68 CE68 CB219 CB219 R259 R259 D187 D187 CE66 CE66 CB218 CB218 FB64 FB64 220uF/16v 220uF/16v 0.1uF 0.1uF 12V_M 470uF/16v 470uF/16v...
- Page 41 System I2C CVBS input TP134 TP134 R2424 R2424 NS/100 NS/100 OSCL0 CVBS1 OFF_MUTE OSCL0 6,8,11,14 CVBS1 8 OFF_MUTE 14 OSDA0 CVBS2 OSDA0 6,8,11,14 CVBS2 8 CVBS3 2,4,5,6,7,8,9,10,11,12,13,14 CVBS3 8 CVBS4 CVBS4 8 CVBS5 CVBS5 10 CVBS6 U0RX SPDIF IN / OUT CVBS6 10 U0RX U0TX...
- Page 42 DV10 ( Bypass CAPs arround MT8222 ) DV10 DV10 +3V3 +3V3 +3V3 2,3,6,7,11,13,14 add by 08/03/20 DV10 DV33 DV33 DV33 AV33_SIFDIG AV12 CE62 CE62 C886 C886 C887 C887 C888 C888 C889 C889 C890 C890 C891 C891 C892 C892 C893 C893 C894 C894 AV33_SIFDIG...
- Page 43 RDQS0 RDQS0 3 RDQS1 RDQS1 3 RDQM0 RDQM0 3 RDQM1 RDQM1 3 增加FB31 RWE# RWE# 20080911 RCAS# RCAS# 3 RRAS# ( DDR1 DRAM With Termination ) RRAS# 3 FB31 FB31 RCS# RCS# 0603/181 0603/181 RCKE RCKE RND10 RND10 MEM_DQ0 RND1 RND1 RDQ0 RDQ[15..0]...
- Page 44 1st UART IF Wangxiyu 20080721 System E2PROM System Reset# ( For Code download and Debug ) PWM2 PWM2 +3V3 +3V3 Wangxiyu 20080721 ORESET# ORESET# +3V3 +3V3 OIRI OIRI CE37 CE37 4.7K 4.7K 4.7K 4.7K 220uF/16V 220uF/16V ORESET# R-RESC1005L-HX R-RESC1005L-HX R-RESC1005L-HX R-RESC1005L-HX CB70 CB70...
- Page 45 +3V3 +3V3 +3V3 2,3,4,6,11,13,14 +3V3 HDMI port 0 D153 D153 ESD 1.3 USDED HDMI TYPE-A HDMI TYPE-A R-HDMI-L-HX R-HDMI-L-HX RB520S-30 RB520S-30 RX0_2 R-SOD3718N-HX R-SOD3718N-HX R1605 R1605 RX0_2 RX0_2 RX0_2 RX0_2B RX0_2B RX0_2B RX0_2B RX0_1 R121 R121 2008/06/10 RX0_1 CECA CECA RX0_1 RX0_1 RX0_1B...
- Page 46 AV1+S-Video1 Input NEAR CONNECTOR NEAR IC P16B P16B 左 左 AV1_IN 47nF 47nF CVBS1 AV1_IN SIGNAL 黄 黄 CVBS1 CVBS1 3 CVBS2 CVBS2 3 CVBS3 CVBS3 3 中 中 下 下 R441 R441 EZJZ0V800AA EZJZ0V800AA CVBS4 CVBS4 3 47pF 47pF AV1L_IN AV1_L SIGNAL...
- Page 47 NEAR IC NEAR CONNECTOR NS/4.7nF NS/4.7nF SOY0 FB16 FB16 Y0_IN SCT1_R 10nF 10nF 80@100MHz 80@100MHz 15pF 15pF EZJZ0V800AA EZJZ0V800AA 2008/05/05 MODIFY Only for US, EU not stuff Y0_IN_GND 10nF 10nF YPBPR0_GND FB29 FB29 PB0_IN SCT1_G 10nF 10nF PB0P 80@100MHz 80@100MHz 15pF 15pF EZJZ0V800AA...
- Page 48 Only for EU, US not stuff NEAR CONNECTOR Near swtich SCART Connector VER SCART Connector VER SCT1_AUR_OUT FB13 FB13 AUDIO_OUT_R SCT1_AV_IN SCT1_AV 47nF 47nF CVBS5 SCT1_AUR_IN AUDIO_IN_R SCT1_AUL_OUT AUDIO_OUT_L EZJZ0V800AA EZJZ0V800AA 47pF 47pF GND_Audio SCT1_GB_GND GND_Blue SCT1_AVI_GND SCT1_AUL_IN AUDIO_IN_L SCT1_B_IN PR0_IN Blue_I/O SCT1_FS_IN...
- Page 49 TUNER_IF TUNER_IF +5V_TUNER +5V_TUNER +5V_TUNER +5V_TUNER +5V_TUNER 2 12V_M R326 R326 4.7K 4.7K 4.7K 4.7K 2N7002 2N7002 2,3,4,5,6,7,8,9,10,12,13,14 N-MOSFET 100uH 100uH 10uH 10uH OSCL0 SCL_V50 +5V_TUNER IF_TUNER NS/1N4148 NS/1N4148 CVBS0P D109 D109 CVBS0P +3V3 CVBS0N R-SOT3N-0.95-2.75-HX R-SOT3N-0.95-2.75-HX CVBS0N C613 C613 R644 R644 IF_AGC...
- Page 50 AUD_LOUT CA154 CA154 10uF/10v 10uF/10v RA110 RA110 AUD_L 5V_M 5V_M AMUX_5V 5V_M FBA1 FBA1 AUD_ROUT CA155 CA155 10uF/10v 10uF/10v RA111 RA111 AUD_R 5V_M 2,3,6,8,13,14 0603_Bead 0603_Bead CA69 CA69 CA71 CA71 CA68 CA68 4.7uF/16v 4.7uF/16v 100uF/16v 100uF/16v CA70 CA70 0.1uF 0.1uF 0.1uF 0.1uF AMUX_5V...
- Page 51 Wangxiyu 20080721 +3V3 LVDSVDD +5V_ON 5V_M LVDS POWER R352 R352 R353 R353 +5V_ON 4.7K/NS 4.7K/NS VBR_OUT NS/4K7 NS/4K7 +5V_ON 2 R-RESC1005L-HX R-RESC1005L-HX +3V3 R428 R428 12V_M LVDSVDD LVDSVDD LVDSVDD LVDSVDD LVDSVDD +3V3 NS/0R NS/0R +3V3 2,3,4,6,7,11,13 R354 R354 FB(1206)/NS FB(1206)/NS R359 R359 5V_M...