Toshiba 40BV700 Service Manual
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Toshiba 40BV700 Service Manual

Lcd color television
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SERVICE MANUAL
LCD Color Television
40BV700
Ver. 2.00
This model is classified as a
green product
(*1), as indicated by the underlined serial number.
This Service Manual describes replacement parts for the green product. When repairing this
green product, use the part(s) described in this manual and
lead-free solder
(*2).
GREEN PRODUCT PROCUREMENT
LEAD-FREE
For (*1) and (*2), refer to
and
SOLDER.
© TOSHIBA CORPORATION

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  • Page 1 This Service Manual describes replacement parts for the green product. When repairing this green product, use the part(s) described in this manual and lead-free solder (*2). GREEN PRODUCT PROCUREMENT LEAD-FREE For (*1) and (*2), refer to SOLDER. © TOSHIBA CORPORATION...

  • Page 2: Important Notice

    WARRANTY OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Toshiba shall not be liable for any damages, losses, expenses or costs, if any, incurred in connection with or as a result of use of any information or data provided herein.

  • Page 3: Internet Explorer Settings

    IMPORTANT NOTICE User's Guide Contents: Install Autodesk DWF Viewer Internet Explorer Settings Operating Environment Functions Provided on Each Drawing Page Using with Network Install Autodesk DWF Viewer Autodesk DWF Viewer is necessary to view drawings and to activate the functions of this system. Please download and install.
  • Page 4 for Internet Explorer 7 for Windows Vista...

  • Page 5: Operating Environment

    Operating Environment : Pentium III or higher recommended Monitor : 1024 x 768 or higher resolution recommended Mouse : A mouse with wheel recommended : Microsoft Windows 2000 SP4 / XP / Vista Browser Microsoft Internet Explorer 6.0 / 7.0 Drawing viewer : Autodesk DWF Viewer 6.0 / 7.0 * Use the software following respective license terms and conditions.
  • Page 6 ZEUS Engine Program Ver.2 and ZEUS Service Manual Ver.2 are to be modified. Perform the procedure described below. Preparation 1. Run the program file zuesFPch.exe to install the program file for File-Path to the Local PC. -> Download zeusFPch_setup.zip (2.3MB) 2.
  • Page 7 1. Whenever changing the file-path of both ZEUS Engine Program and ZEUS Service Manual to use with network, pay the attention to set the "Exchange to" column that should have a proper relation between ZEUS Engine Program and ZEUS Service Manual with referring the following. Run the zeusFPch and set "Exchange to"...
  • Page 8 4. Run the ZeusFPch to change the path in the ZEUS Service Manual Ver2. 5. Set unzipped ZEUS Service Manual in the created folder in the server to the "Target Folder", and then press "START". (This procedure is required whenever placing service manual.) Confirmation Confirm that service manual on the server can be operated normally by client PC.
  • Page 9 Through WEB, ver. 6.5 has been released but with it, the linking function in this manual may not work properly. If ver. 6.5 has been installed, uninstall it and reinstall ver. 6.0. To get ver. 6.0, click the icon, or contact to the nearest Toshiba Service Centre for further assistance. Freezing windows opened (Cannot close the open windows) This may happen occasionally.

  • Page 10: Green Product Procurement

    Corporation recognizes environmental protection as a key management tasks, and is doing its utmost to enhance and improve the quality and scope of its environmental activities. In line with this, Toshiba proactively promotes Green Procurement, and seeks to purchase and use products, parts and materials that have low environmental impacts.

  • Page 11: Lead-Free Solder

    LEAD-FREE SOLDER This product is manufactured using lead-free solder as a part of a movement within the consumer products industry at large to be environmentally responsible. Lead-free solder must be used in the servicing and repair of this product. WARNING: This product is manufactured using lead free solder.

  • Page 12: Safety Instruction

    SAFETY INSTRUCTION WARNING: BEFORE SERVICING THIS CHASSIS, READ THE "SAFETY PRECAUTION" AND "PRODUCT SAFETY NOTICE" INSTRUCTIONS BELOW. Safety Precaution WARNING: SERVICING SHOULD NOT BE ATTEMPTED BY ANYONE UNFAMILIAR WITH THE NECESSARY PRECAUTIONS ON THIS RECEIVER. THE FOLLOWING ARE THE NECESSARY PRECAUTIONS TO BE OBSERVED BEFORE SERVICING THIS CHASSIS.

  • Page 13: Touch Current

    10. Touch current check. (After completing the work, measure touch current to prevent an electric shock.) Plug the AC cord directly into the AC outlet. Do NOT use an isolation transformer for this check. Connect a measuring network for touch currents between each exposed metallic part on the set and a good earth ground such as a water pipe.
  • Page 14 characteristics. These characteristics are often passed unnoticed by a visual inspection and the protection afforded by them cannot necessarily be obtained by using replacement components rated for higher voltage, wattage, etc. Replacement parts which have these special safety characteristics are identified in this manual and its supplements; electrical components having such features are identified by the international hazard symbols on the schematic diagram and the parts list.

  • Page 15: Precautions For Handling The Lcd Module

    SAFETY INSTRUCTION Handling the LCD Module Safety Precaution In the event that the screen is damaged or the liquid crystal (fluid) leaks, do not breathe in or drink this fluid. Also, never touch this fluid. Such actions could cause toxicity or skin irritation. If this fluid should enter the mouth, rinse the mouth thoroughly with water.
  • Page 16 result in discoloration or stripes. Immediately remove any type of fluid from the screen. 5. Glass is used in the panel, so do not drop or strike with hard objects. Such actions can damage the panel. 6. CMOS-LSI circuitry is used in the LCD module, so avoid damage due to static electricity.
  • Page 17 10. When transporting the LCD module, do not use packing containing epoxy resin (amine) or silicon resin (alcohol or oxim). The gas generated by these materials can cause loss of polarity.
  • Page 18 40BV700B     ...
  • Page 19 40BV700F/40BV700G     ...
  • Page 20 PROG_EN 16MB / 32MB SOFT_SW SMART CARD INTERFACE SDR RAM +5VStby Power Connector +3V3 +3V3Stby USB_OCD USB_OCD Smart Card DRAM Address/Data Bus Serial Flash UART_0 Interface Interface 3222 FMS6145 DIGITAL YPbPr/SOY MPEG DECODER RESET IC 2MB Serial 2MB SD / EEPROM 8MB DDR / CHEERTEK...
  • Page 21 PROG_EN 16MB / 32MB SOFT_SW SMART CARD INTERFACE SDR RAM +5VStby Power Connector +3V3 +3V3Stby USB_OCD USB_OCD Smart Card DRAM Address/Data Bus Serial Flash UART_0 Interface Interface 3222 FMS6145 DIGITAL YPbPr/SOY MPEG DECODER RESET IC 2MB Serial 2MB SD / EEPROM 8MB DDR / CHEERTEK...
  • Page 22 KEYBOARD/TOUCHPAD 1 TOUCHPAD/MECH_SW 2 KEYBOARD_STBY PANEL INVERTER PANEL T-CON LED-IR 3 GND BOARD 4 3V3_STBY CN105 CN108 CN103 CN102 CN101 CN117 PL816 PL802 CN114 1 RX_B_0_N 1 RX_B_3_P 1 RX_B_0_N 1 VCC/GND/NC/OPTION3 1 PANEL_VCC 1 KEYBOARD_ONBOARD 1 KEYBOARD_ONBOARD 1 24V 1 TOUCHPAD/MECH_SW 2 GND 2 PANEL_VCC...

  • Page 23: Schematic Diagram

    SCHEMATIC DIAGRAM Precaution WARNING: BEFORE SERVICING THIS CHASSIS, READ THE "X-RAY RADIATION PRECAUTION" FOR DIRECT VIEW CTV ONLY, "SAFETY PRECAUTION" AND "PRODUCT SAFETY NOTICE" OF THIS MANUAL. CAUTION: The international hazard symbols " " in the schematic diagram and the parts list designate components which have special characteristics important for safety and should be replaced only with types identical to those in the original circuit or specified in the parts list.

  • Page 24: Vga Input

    5V_VCC TP101 D112 C138 C5V6 100n IPTV INPUT C106 VGA_DDC_5V R120 VGA CONNECTOR CN129 SC1_CVBS_IN 220p D115 IPTV_CVBS R584 SC1_CVBS_OUT 100R U112 C5V6 IPTV_Y ST24LC21 PROG_EN 220p R644 D111 RCA_PB D117 R640 C5V6 RCA_PR C103 SC1_FB C5V6 R128 TX/SDA_SC R641 SC1_R 220p IPTV_AUD_L_IN...
  • Page 25 R873 F218 470k AMP_MUTE AUDIO INPUT VOLTAGE DIVISION AND DC BLOCK C148 U138 8V_VCC VIDEO TERMINATIONS AND DIFFERENTIAL TRACING 600R Place close to Paulo C629 MST6WB7GQ-3 R679 Place 75R termination resistors C656 R607 100n close to Paulo reference GNDs VGA_HSNC HSYNC1 AVDD_AU_1 LINE_IN_0L...
  • Page 26 CN121 HDMI Receiver In_B BAV70 F121 D147 Pin23 Pin55 Pin43 Pin63 3V3_STBY R385 3V3_HDMI 330R 5V_VCC HDMIB_2+ HDMIB_5V C379 C162 C163 C164 C165 Impedance 90R ol R386 F220 100n 100n 100n 100n 3V3_VCC HDMIB_2- TP134 330R HDMIB_1+ C153 R387 R388 100n R746 HDMIB_1-...
  • Page 27 N.C. R277 U138 3V3_STBY MST6WB7GQ-3 3V3_STBY R293 5V_STBY LED1 R276 GPIOL[0] SAR0 KEYBOARD_STBY_OUT LED&VFD 3V3_STBY LED2 GPIOL[1] SAR1 SC1_PIN8 R160 PDP_DISP_EN GPIOL[2] SAR2 SC2_PIN8 R742 C447 D130 R552 SIF_CTL GPIOL[3] SAR3 3V3_STBY OVER_CUR_DETECT C5V6 F228 For Internal CPU Selection STBY_ON/OFF_NOT BACKLIGHT_DIM R850 VFD_CSB...
  • Page 28 U138 MST6WB7GQ-3 SDRAM OPSION DVB_SPDIF F126 AD[0] DQM0 3V3_VCC 330R SPDIF_OUT AD[1] DQS0 DQS[0] F125 F150 AD[2] AVDD_MI_3 2V6_VCC VDDM VDDM 330R 3V3_STBY C469 C201 C202 C200 C199 C198 C197 C196 330R DDRAM OPSION 100n 100n 100n 100n 100n 100n 100n AD[3] MDATA[0]...
  • Page 29 S128 12V_VCC HEADPHONE AMPLIFIER POP NOISE CIRCUIT S127 5V_VCC S126 3V3_VCC C624 S227 24V_VCC R800 100u C453 HP_DETECT 1N4148 1N4148 C503 C541 8V_VCC D126 D125 JK107 C386 100u Q150 1 OUTA BC858B C540 C502 U128 AMP_EN R801 C632 R423 INAN OUTB TDA1308T HP_R...
  • Page 30 C393 CAB/TER_AGC_SW BUF1=MPEG Out to CI BUF4=CI to MPEG IN IF_AGC_QAM BC847B DIGITAL_IF- 3V3_BUF_DVB R803 Q160 1 B1 IF_AGC_QAM 3V3_BUF_DVB C384 C230 C233 C356 * opt:with Cable * opt:with Cable U135 R322 100n 100n C658 470R DIGITAL_IF+ R332 5V_DVB R425 R470 FSA3157 3V3_BUF_DVB...

  • Page 31: Mpeg Decoder

    CI CONTROL SIGNALS SMART CARD INTERFACE U134 FUM Interface DVB VIDEO FILTER&AMP SDRAM MT48LC4M16A2TG8E SM_PWR_EN R461 R180 ENC_CVBS OUT1 R306 DVB_CVBS 3V3_SDRAM_DVB VDD1 VSS3 C124 MPEG_TS_OUT_D0 CN109 DQ15 MD15 ENC_PR R308 OUT2 3V3_SDRAM_DVB VDDQ1 VSSQ4 MPEG_TS_OUT_SYNC 220p DQ14 MD14 ENC_PB F130 OUT3 R865...
  • Page 32 A/D DIMMING SELECTION C519 R339 W/IDTV Option 100n R340 U137 C599 C516 5V_VCC CN117 C358 R244 MP1583 R341 KEYBOARD_INFO 3V3_VCC S211 U136 100n C518 C544 12V_VCC R335 C357 S233 MP1583 24V_VCC 24V_VCC COMP C457 C568 C567 R869 470u 100n S212 C517 TBY_INFO_MST 100R...
  • Page 33 U138 MST6WB7GQ-3 CN105 S138 GND15 TX_PIX_B_0_N S164 2V6_VCC_PIX TP167 TX_PIX_B_0_P VDDC4 VDDC S165 TP168 2V6_VCC_PIX RX_A_4_P TX_PIX_B_1_N LVA4P S166 TP169 LVA4M RX_A_4_N TX_PIX_B_1_P TP170 RX_A_3_P TX_PIX_B_2_N LVA3P RX_B_CLK_N TP171 TP172 S142 LVA3M RX_A_3_N TX_PIX_B_2_P TX_PIX_B_4_N RX_B_CLK_P S145 RX_A_CLK_P LVACKP 2V6_VCC_PIX TX_PIX_B_4_P TP174 TP173...
  • Page 34 C685 DIG_IF+ 50V 2n2 C684 R848 DIG_IF- SCL_TUN_DVB 50V 2n2 R847 SDA_TUN_DVB 1V8_DRX R844 QAM_TS_D7 NC10 F235 QAM_TS_D6 1V8_VCC VDDL4 1V8_DRX QAM_TS_D5 1V8_DRX 330R C687 VSSL4 QAM_TS_D4 ASEL QAM_TS_D3 QAM_TS_D2 VSSH3 QAM_TS_D1 U151 C686 QAM_TS_D0 DRX3973D VDDH2 3V3_QAM 50V 33p VDDH VSSH2 R845...
  • Page 35 L845 S822 C966 S819 GNDCAP1 GNDCAP S823 D800 +24V GBU4M L818 F800 S824 PL809 PL818 PL819 PL820 PL821 PL822 C968 GNDCAP L802 FUSE_RADIAL 210u L837 L817 150uH C967 D894 S820 GNDCAP1 Off1 Q839 1N4937 S821 220k BC858B D875 R979 L846 GNDCAP1 GNDCAP RS1008_SOD123...
  • Page 36 IR/LED [1]...
  • Page 39 POWER [Top]...
  • Page 40 POWER [Bottom]...
  • Page 41 LED [Top]...
  • Page 42 LED [Bottom]...
  • Page 43 DIGITAL SOFTWARE UPDATE FROM VGA Adjusting DTV Download Mode: 1. Power on the TV. 2. Exit the Stby Mode. 3. Enter the "Tv Menu". 4. Enter "4725" for jumping to "Service Settings". 5. Select "8. Programming" step. 6. Change "6. DTV Download" to "On". 7.
  • Page 44 Software Updating Procedure 1. In the HyperTerminal Menu, click the "Connect" button. 2. Exit the Stby Mode. 3. The "Space" button on the keyboard must be pressed, when the following window can be seen. 4. Press the "2" button on the keyboard for choosing "2. Upgrade Application with Xmodem".
  • Page 45 9. When sending the file the following window must be seen. 10. After the sending process the following HyperTerminal window must be seen.
  • Page 46 11. For sending second program file, the Software Updating Procedure must be repeated from the step 1. Select the "Filename xxxx_slot2.img" using "Browse". 12. After sending the second program file, the Software Updating Procedure will be successful. Checking Of The New Software 1.
  • Page 47 ANALOG SOFTWARE UPDATE FROM SCART First Install the driver of the software update jig into your PC. Extract: DB07-6 driver.rar After all drivers are loaded into PC, connect the connectors one to PC via USB, the other connection to Scart1. 1.
  • Page 48 6. Press Auto button from MStar software main menu. 7. Press Run and wait for the uploading process After upload finish, you will see PASS. 8. After software update, The LED will blink a while, Do not unplug the power or open the TV set until this LED blinking finished.

  • Page 49: Product Code

    PRODUCT CODE Product code (8 digits, 100xxxxx) is assigned to identify the model and the LCD panel. Some models use multiple LCD panels, but the product code is separated for the mutiple LCD panel. (Product Code Table) Model name Panel PRODUCT NO 19BV500B 10068435...
  • Page 50 TECHNICAL BULLETIN File Name Title issuing date...

  • Page 52: Parts List

    PARTS LIST Precaution WARNING: BEFORE SERVICING THIS CHASSIS, READ THE "SAFETY PRECAUTION" "PRODUCT SAFETY NOTICE". CAUTION: The international hazard symbols " " in the schematic diagram and the parts list designate components which have special characteristics important for safety and should be replaced only with types identical to those in the original circuit or specified in the parts list.
  • Page 53 PARTS LIST ↓Select Block : Search 1 / 1 Jump Location : Page : Jump Search Parts No. :...
  • Page 54 PARTS LIST All Block Block : Block Location Parts No. Description Electric Parts E200 75022650 PC BOARD ASSY, MAIN, 40BV700B, 20522664 Electric Parts E200 75022665 PC BOARD ASSY, MAIN, 40BV700F, 20531678 Electric Parts E200 75022673 PC BOARD ASSY, MAIN, 40BV700G, 20531680 Electric Parts E250 75022651 POWER MODULE, 40BV700B_F_G, 20519900...
  • Page 55 PARTS LIST Electric Parts Block : Block Location Parts No. Description Electric Parts E200 75022650 PC BOARD ASSY, MAIN, 40BV700B, 20522664 Electric Parts E200 75022665 PC BOARD ASSY, MAIN, 40BV700F, 20531678 Electric Parts E200 75022673 PC BOARD ASSY, MAIN, 40BV700G, 20531680 Electric Parts E250 75022651 POWER MODULE, 40BV700B_F_G, 20519900...
  • Page 56 PARTS LIST Electric Parts Block : Block Location Parts No. Description Electric Parts E200 75022650 PC BOARD ASSY, MAIN, 40BV700B, 20522664 Electric Parts E200 75022665 PC BOARD ASSY, MAIN, 40BV700F, 20531678 Electric Parts E200 75022673 PC BOARD ASSY, MAIN, 40BV700G, 20531680 Electric Parts E250 75022651 POWER MODULE, 40BV700B_F_G, 20519900...
  • Page 57 PARTS LIST Accessory Block : Search 1 / 1 Jump Location : Page : Jump Search Parts No. : Block Location Parts No. Description Accessory E400 75020598 REMOCON HAND UNIT, RC3910, 20504562...
  • Page 58 PARTS LIST Cabinet Block : Search 1 / 1 Jump Location : Page : Jump Search Parts No. : Block Location Parts No. Description Cabinet E100 75022646 FRONT BEZEL ASSY, 40BV700B_F_G, 20526747 Cabinet E110 75022647 BACK COVER ASSY, 40BV700B_F_G, 20521963 Cabinet E120 75022648 STAND ASSY, 40BV700B_F_G, 20531968...
  • Page 59 PARTS LIST Packing Block : Search 1 / 1 Jump Location : Page : Jump Search Parts No. : Block Location Parts No. Description Packing E540 75022662 REGISTRATION CARD, 40BV700B, 50176572 Packing E540 75022672 REGISTRATION CARD, 40BV700F, 50176244 Packing E540 75022674 REGISTRATION CARD, 40BV700G, 50174031...

  • Page 60: Function And Operation

    FUNCTION AND OPERATION The Remote Control Simple at-a-glance reference of your remote control.

  • Page 61: Connecting External Equipment

    FUNCTION AND OPERATION Connecting External Equipment Before connecting any external equipment, turn off the On/Off switch and remove the mains plug from the wall socket.
  • Page 62 FUNCTION AND OPERATION Side Panel Control A wide variety of external equipment can be connected via the sockets located on the side of the television. Whilst all the necessary adjustments and controls for the television are made using the remote control, the buttons on the right side of the television may be used for some functions.

  • Page 63: Input Selection

    FUNCTION AND OPERATION Initial Installation - Digital & Analogue Before switching on the television put your decoder and media recorder to Standby if they are connected and ensure the aerial is connected to your television. To set up the television use the buttons on the remote control.

  • Page 65: Hotel Mode

    HOTEL MODE The HOTEL TV is a special mode which restricts some operations of TV. This allows the customer to use the TV in hotels or in Hospitals. The specifications of a hotel TV are basically given below: 1. The user cannot increase the volume above a specified limit. 2.

  • Page 66: Specification

    SPECIFICATION...

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