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Videocon V59-C Service Manual
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Videocon V59-C Service Manual

Videocon V59-C Service Manual

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SERVICE MANUAL
This Service manual is property
of Videocon Industries Ltd.
All manuals and user guides at all-guides.com
V59-C
M/S. VIDEOCON INDUSTRIES LIMITED,
14Km Stone, Paithan Road, Aurangabad,
Village Chitegaon, Taluka Paithan,
AURANGABAD – 431105, MAHASHTRA, INDIA
1

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Summary of Contents for Videocon V59-C

  • Page 1 All manuals and user guides at all-guides.com SERVICE MANUAL V59-C M/S. VIDEOCON INDUSTRIES LIMITED, 14Km Stone, Paithan Road, Aurangabad, This Service manual is property Village Chitegaon, Taluka Paithan, of Videocon Industries Ltd. AURANGABAD – 431105, MAHASHTRA, INDIA...
  • Page 2 All manuals and user guides at all-guides.com V59-C SERVICE MANUAL SPECS REV DATE DESCRIPTION PREPARED BY VER 1.0 REV 1.0 20.1.2015 V59-C SERVICE MANUAL...
  • Page 3 All manuals and user guides at all-guides.com Index 1. Safety Precautions 2. Servicing Precautions 3. Chassis Block Diagram A) Chassis block diagram B) Actual Chassis view C) Chassis Specification 4. Connectors and Electrical Parameters A) Connector Details B) Critical component list 5.
  • Page 4 All manuals and user guides at all-guides.com...

  • Page 5: Servicing Precautions

    All manuals and user guides at all-guides.com 2. Servicing Precautions 2.1 General Servicing Precautions: 1. Always unplug the receiver AC power cord from the AC power Source before: a. Removing or reinstalling any component, circuit board module or any other receiver assembly.
  • Page 6 All manuals and user guides at all-guides.com conductive surface such as aluminum foil, to prevent electrostatic charge build up or exposure of the assembly. 3. Use only a grounded-tip soldering iron to solder or unsolder ES devices. 4. Use only an anti-static type solder removal device. Some solder removal devices not classified as "anti-static"...
  • Page 7 All manuals and user guides at all-guides.com b. First, hold the soldering iron tip and solder the strand against the component lead until the solder melts. c. Quickly move the soldering iron tip to the junction of the Component lead and the printed circuit foil, and hold it there only until the solder flows onto and around both the component lead and the foil.
  • Page 8 All manuals and user guides at all-guides.com 2.7 Diode Removal/ Replacement: - 1. Remove defective diode by clipping its leads as close as possible to diode body. 2. Bend the two remaining leads perpendicular y to the circuit board. 3. Observing diode polarity, wrap each lead of the new diode around the corresponding lead on the circuit board.

  • Page 9: Chassis Block Diagram

    All manuals and user guides at all-guides.com 3) Chassis block diagram:-...
  • Page 10 All manuals and user guides at all-guides.com b) Actual Chassis view V59C:-...

  • Page 11: Chassis Specification

    All manuals and user guides at all-guides.com c) Chassis Specification:- PARAMETERS SPECS NUMBER OF PROGRAMS TUNING SYSTEM COLOUR SYSTEM PAL/ SECAM/AUTO NTSC PLAYBACK SOUND SYSTEM I/BG/DK TURBO TUNING PLUG & PLAY CHANNEL NAME (PROGRAM NAME) MANUAL SEARCH UPDATE SEARCH FINE TUNE SKIP EXCHANGE CHANNEL (SWAP) INSERT CHANNEL...

  • Page 12: Cinema Mode

    All manuals and user guides at all-guides.com CINEMA MODE YES (Inbuilt) CTI (Colour Transient Improvement) YES (Inbuilt) FREEZE DYNAMIC SHARPNESS DYNAMIC CONTRAST (DCI) YES (Inbuilt) BACKLIGHT ADJUST COLOUR TEMP AUTO ADJUST (IN PC) H POSITION (IN PC) V POSITION (IN PC) PHASE (In PC) CLOCK...
  • Page 13 All manuals and user guides at all-guides.com CLOCK DISPLAY AUTO SWITCH OFF(NO SIGNAL) NO(OPTIONAL TRANSMITTER) PANEL COMPABILITY PANEL BRIGHTNESS MESSAGE TELEPHONE DIARY PROGRAM DIRECTORY CHANNEL ON DEMAND (COD) (OFF/ POWER SAVING LOW/ POWER SAVING MID ECO VISION /POWER SAVING HIGH/AUDIO ONLY) SCREEN SAVER CURTAIN EFFECT SCAN...

  • Page 14: Program Function

    All manuals and user guides at all-guides.com Start on predefined Source Start on predefined Channel NO. CE,ROHS&EUP Directivies RS232 SUPPORT ENERGY METER SCENE SELECT BOOT UP SOUND CAPTURE LOGO/BOOT LOGO FAMILY FAVOURITE TOUCH CONTROL KEY RF REMOTE BEE STAR RATING DEMO SHOP(Eops) BODY MASS INDEX(BMI) EFFECTS...
  • Page 15 All manuals and user guides at all-guides.com REPEAT FUNCTION SLOW STEP H.264 SUPPORT SUPPORTS UP TO SD RM,RMVB SUPPORT USB Update SW 4. Connectors and Electrical Parameters. a) Connector Details:- Power Connector CN26 Pin Connection Voltages (Stand by) Voltages (ON Condition) 5.03V 5.03V 5.03V...
  • Page 16 All manuals and user guides at all-guides.com Key Voltage Matrix VOLTAGE AD1 VOLTAGE AD2 VOL+ 0.01 VOL- 1.02 0.432 1.9V MENU 1.03V TV/AV 0.433V STANDBY 0.01V AUDIO OUTPUT CONN. CN14 Symbol Function L_OUT+ L_OUT+ R_OUT+ R_OUT+ LVDS PORT CNF1 Pin Connection Voltages (Stand by) Voltages (ON Condition) 12V (As per panel)
  • Page 17 All manuals and user guides at all-guides.com LVTX_B_CH0N 1.1V 1.1V LVTX_B_CH1P 1.1V 1.1V LVTX_B_CH1N 1.1V 1.1V LVTX_B_CH2P 1.1V 1.1V LVTX_B_CH2N 1.1V 1.1V LVTX_B_CLKP 1.1V 1.1V LVTX_B_CLKN 1.1V 1.1V LVTX_B_CH3P 1.1V 1.1V LVTX_B_CH3N 1.1V 1.1V LVTX_B_CH4P 1.1V 1.1V LVTX_B_CH4N 1.1V 1.1V 3D_EN/AL LVDS_SEL (Rotate) 3.3V (As per panel)

  • Page 18: Panel Information

    All manuals and user guides at all-guides.com 5. Panel information. SCREEN SIZE 40" FHD 40" HD LED / LED 98cm TFT LCD /LED 98cm TFT LCD /LED Display Resolution 1920 x 1080 1366 X768 Viewing Angel 178(H), 178(V) Deg. Lamp life time 50,000 Hours Minimum PAL BG/I/DK Receiving System...
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  • Page 24 All manuals and user guides at all-guides.com Step2: - Kindly confirm pin configuration of Jig conn. should be +5V/3.3V, RXD, TXD, GND, which is same as MST719 Jig. Connect the Jig to chassis, then Red LED indicator on Jig will glow if it is connected properly.
  • Page 25 All manuals and user guides at all-guides.com...
  • Page 26 All manuals and user guides at all-guides.com...
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  • Page 28 All manuals and user guides at all-guides.com...
  • Page 29 Each of these Vcc pins of TDA18275 is decoupled by a single capacitor (pin 19, 28, 31) I2C-SCL I2C-SDA 3_3V_TUN 27pF 27pF 100pF 100pF N16614253 N16614261 3.3VSTB 3_3V_TUN 120oHm@100MHz 0.1uF 10uF 10V V59-CTYPE CHK/DATE DESCRIPTION Simon/Gao Rev: 20140906 V1.0 GAOHL VIDEOCON APPD/DATE Experience change...
  • Page 30 NC 2.2uF 0402 6.3V R103 AVOUT(option) R111 5VSTB R110 5VSTB R112 N20902322 Q102 LMBT3906 N20902233 CVBS_OUT Q101 XS104 G_AV1_001G40 LMBT3904 C105 10uF 10V YPbPr OUT-V N20902318 N20902320 R118 R117 V59-CTYPE CHK/DATE DESCRIPTION YPbPr Simon/Gao Rev: 20140906 V1.0 GAOHL VIDEOCON APPD/DATE Experience change...
  • Page 31 PHONE JACK PJ-314A VGAVS UART-RX R212 R211 5VSTB L202 USB1-D- R201 USB2-DN USB1- USB2 USB1-D+ R202 USB2-DP USB1+ USB0-D- R203 USB1-DN USB2- USB1 R204 USB0-D+ USB1-DP USB2+ V59-CTYPE CHK/DATE DESCRIPTION Simon/Gao Rev: 20140906 V1.0 GAOHL XS204 G_USB_2 VIDEOCON APPD/DATE Experience change...
  • Page 32 NC 1K CD_SENCE HDMI3-5V R346 R305 C321 R359 5VSTB HDMI4-HPD R306 300K 47nF BAV70 HDMI3-HPD 5V_MHL MHL_5V Q333 R348 NC 4.7K R319 100K HDMI4-HPD_D V59-CTYPE CHK/DATE DESCRIPTION N304 Simon/Gao Rev: 20140906 V1.0 GAOHL NC LMBT3904 R321 AP2171WG VIDEOCON APPD/DATE Experience change...
  • Page 33 XTAL NC/10K R420 C413 1uF 0402 6.3V C414 1uF 0402 6.3V C418 C439 1uF 0402 6.3V V59-CTYPE CHK/DATE DESCRIPTION C440 1uF 0402 6.3V C419 AL-OUT AR-OUT XOUT Simon/Gao N17387348 Rev: 20140906 V1.0 GAOHL R406 CLOSE 59 VIDEOCON APPD/DATE Experience change...

  • Page 34: Panel Power

    C513 C514 0.1uF 0.1uF C519 5.1K 1% 10uF 10V 10uF 10V MHL-CP R302 10uF 10V 0.1uF 0.1uF Q505 R517 10K B 2.7K 1% 47 1% 反面2mm 待机测试 LMBT3904 V59-CTYPE CHK/DATE DESCRIPTION Simon/Gao Rev: 20140906 V1.0 GAOHL VIDEOCON APPD/DATE Experience change...
  • Page 35 1.05V for V59 CORE POWER about 350mA **2K 1% R606 1.05VSII N601 SY8077 V59-CTYPE CHK/DATE DESCRIPTION 3.3VSII Simon/Gao Rev: C607 20140906 V1.0 GAOHL L605 5VSTB 0.1uF 6.8uH LTD43 VIDEOCON N603 APPD/DATE ZTP1117-3.3 Experience change 0.6 X ( 1 + 2/2.7k) = 1.05V...
  • Page 36 R767 R770 All manuals and user guides at all-guides.com R771 R768 R749 R750 C739 100K 2W R769 R772 100P 1KV R751 Q701-C R752 R753 D714 D707 NC FR207 SF59AG D715 D706 L707 SF59AG Q707 GND1 FR207 60-200V_LED+ LMBT3906 J12.5mm Q701-A TMPF8N80 R756 C727...
  • Page 37 All manuals and user guides at all-guides.com LED- 0/NC 60-200V_LED+ R823 XS802 NC CON03-2.0 XS803 60-200V_LED+ NC CON03-2.0 CON08-2.0 NC CON10-2.0 XS801 XS801A LED- XS804 CON02 60-200V_LED+ V59-CTYPE CHK/DATE DESCRIPTION Simon/Gao Rev: 20140906 V1.0 GAOHL VIDEOCON APPD/DATE Experience change...
  • Page 38 10uF 10V R924 C918 EAR_R+ C970 SPK_R+ 12VSTB C931 SPEAK_R 0.1uF 50V L904 15uH 3A SPEAK_L R952 SPK_L+ EAR-L+ R953 C919 4.7k R925 120oHm@100MHz 3.3VSII L906 10uF 10V 3V3D V59-CTYPE CHK/DATE DESCRIPTION Simon/Gao Rev: 20140906 V1.0 GAOHL VIDEOCON APPD/DATE Experience change...
  • Page 39 All manuals and user guides at all-guides.com VIDEOCON INDUSTRIES LTD. V59-CTYPE . BOARD SERVICE MANUAL 1). Power supply Trouble (LED no bright) Check 5VSTB Check & peripheral circuit Check 12VSTB N507 Check LED & line Check N709，N703 & peripheral circuit...
  • Page 40 All manuals and user guides at all-guides.com VIDEOCON INDUSTRIES LTD. V59-CTYPE 3) Display Trouble (black screen) Check ADJ-PWM VCC is low Check LED+ VCC Check Q708 & peripheral BL-ON/OFF Check if VDD(17V) of N702 ？ Circuit Repair the circuit CheckD714 D715 N702 N704 &...
  • Page 41 All manuals and user guides at all-guides.com VIDEOCON INDUSTRIES LTD. V59-CTYPE 4) Display Trouble (abnormal screen) Check if the LVDS cable is right and if well connected with the board 1、reconnect the cable; 2、Change the LVDS cable. Check if the LCD panel is OK Change panel.
  • Page 42 All manuals and user guides at all-guides.com VIDEOCON INDUSTRIES LTD. V59-CTYPE 5) Audio Trouble (no sound) Check if audio signal Input is normal Check external audio equipment Check if Speaker ON/OFF set or if mute function is off Set it ON Check if the voltage (1.5V) on...
  • Page 43 All manuals and user guides at all-guides.com VIDEOCON INDUSTRIES LTD. V59-CTYPE 6) Function Trouble (ATV) No channel be find Check the RF cable for RF signal Repair external RF equipment Check the voltage (3_3V_TUN) Repair the power net to this on N1 pin.
  • Page 44 All manuals and user guides at all-guides.com VIDEOCON INDUSTRIES LTD. V59-CTYPE 7) Function Trouble (PC) 1. No signal Color fade 2. Image is not stable Check R.G.B input Check if VS signal & HS signal. signal are regular Change N401 Repair R.G.B...
  • Page 45 All manuals and user guides at all-guides.com VIDEOCON INDUSTRIES LTD. V59-CTYPE 8) Function Trouble (YPbPr, CVBS) CVBS / YPbPr no signal YPbPr Color Bad 1. Check Pr & Pb line Connect is OK 1. Check CVBS IN /Y IN line 2.