Sharp LC-22DV510E Service Manual

Led lcd colour television

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Operation manual (155 pages)

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Summary of Contents for Sharp LC-22DV510E

Page 1 31.5mm MB60 CHASSIS 25mm MODEL 20mm LC-22DV510E/K LC-24DV510E/K In the interests of user safety (required by safety regulations in some countries) the set should be re- stored to its original condition and only parts identical to those specified should be used.
Page 2: Table Of Contents
LC-22DV510 LC-24DV510 TABLE OF CONTENTS i SPECIFICATIONS .......................... 5 ii IMPORTANT SERVICE SAFETY PRECAUTIONS ................. 7 iii OPERATION MANUAL ......................... 10 iv DIMENSIONS ..........................16 1. INTRODUCTION ........................... 18 1.1. General Block Diagram ....................19 1.2. MB60 Placement of Blocks ................... 20 2.
Page 3 LC-22DV510 LC-24DV510 9. CI INTERFACE ..........................45 9.1 Block Diagram ........................ 45 9.2 CI Interface Power Switch ....................45 10. USB INTERFACE ........................46 11. DDR2 SDRAM 8M × 4 BANKS × 16 BIT (W9751G6JB) (U154, U155) ........47 11.1. General Description ....................47 11.2.
Page 4 LC-22DV510 LC-24DV510 20. FDC642 ............................62 20.1. General Description ....................62 20.2. Features ........................62 20.3. Pinning ........................62 21. FDC604P............................63 21.1. General Description ....................63 21.2. Features ........................63 21.3. Pinning ........................63 22. CONNECTORS ........................... 64 22.1. SCART (SC1) ......................64 22.2.
Page 5: Specifications
Cautions regarding use in high and low temperature environments • As a part of our policy of continuous im- Video: MP@ML, PAL, 4:3/16:9 provement, SHARP reserves the right to English - 37 - English - 37 - • When the unit is used in a low temperature space (e.g. room, offi ce), the A01_MB60_[GB]_(01-TV)_1910UK_IDTV_TC_PVR_BRONZE17_22942LED_YPBPR_ROCKER_10072633_5019xxxx.indd 37 17.06.2011 11:13:12...
Page 6 Cautions regarding use in high and low temperature environments • As a part of our policy of continuous im- FEC: all DVB modes provement, SHARP reserves the right to English - 37 - English - 37 - • When the unit is used in a low temperature space (e.g. room, offi ce), the...
Page 7: Important Service Safety Precaution
LC-22DV510 LC-24DV510 IMPORTANT SERVICE SAFETY PRECAUTION Service work should be performed only by qualified service technicians who are thoroughly familiar with all safety checks and the servicing guidelines which follow: WARNING 1. For continued safety, no modification of any circuit should be attempted. 2.
Page 8 LC-22DV510 LC-24DV510 PRECAUTIONS FOR USING LEAD-FREE SOLDER 1 Employing lead-free solder “ALL PWB” of this model employs lead-free solder. The LF symbol indicates lead-free solder, and is attached on the PWBs and service manuals. The alphabetical character following LF shows the type of lead-free solder. Example: Indicates lead-free solder of tin, silver and copper.
Page 9: End Of Life Disposal
If the product is used for business purposes and you want to discard it: Please contact your SHARP dealer who will inform you about the take-back of the product. You might be charged for the costs arising from take-back and recycling. Small products (and small amounts) might be taken back by your local collection facilities.
Page 10: Operation Manual
LC-22DV510 LC-24DV510 OPERATION MANUAL Remote Control Buttons Standby Image size / Zooms videos (in Media Browser video mode) Sleep Timer Mono / Stereo - Dual I-II / Currrent Language (*) (in DVB channels) Favourite Mode Selection (in DVB channels) Numeric buttons Electronic programme guide (in DVB channels) No function Media Browser...
Page 11: Lcd Tv And Operating Buttons
LC-22DV510 LC-24DV510 Operation Manual (Continued) LCD TV and Operating Buttons FRONT and REAR VIEW Control buttons VIEW Control Buttons 1. Standby Off/On button 2. TV/AV button 3. Programme Up/Down buttons- Volume Up/Down buttons Note:You can use +/- buttons to change volume. If you want to change channels, press P/V/ AV button once and then use +/- buttons.
Page 12: Power Connection
LC-22DV510 LC-24DV510 Operation Manual (Continued) Viewing the Connections - Side Connectors CI Slot is used for inserting a CI card. A CI card allows you to view all the channels that you subscribe to. For more information, see “Conditional Access” section. USB Inputs.
Page 13: Using Usb Inputs
LC-22DV510 LC-24DV510 Operation Manual (Continued) CAUTION ! Using USB Inputs • Quickly plugging and unplugging USB devices, USB Connection is a very hazardous operation. Especially, do not • You can connect a USB hard disk drive or USB repeatedly quickly plug and unplug the drive. This memory stick to your TV by using the USB inputs may cause physical damage to the USB player and of the TV.
Page 14: Connecting To A Dvd Player
LC-22DV510 LC-24DV510 Operation Manual (Continued) • Do not plug out the USB/HDD during the recording. Connecting to a DVD Player This may harm the connected USB/HDD. via Component Sockets • Only two partitions on a HDD unit can be (YPbPr) or Scart Cable supported.
Page 15: Connecting The Lcd Tv To A Pc
LC-22DV510 LC-24DV510 Operation Manual (Continued) Connecting the LCD TV to a PC Remote Control Handset For displaying your computer’s screen image on your Inserting Batteries LCD TV, you can connect your computer to the TV set. • Remove the battery cover located on the back of Power off both computer and display before making the handset by gently pulling backwards from the any connections.
Page 16: Dimensions
LC-22DV510 LC-24DV510 DIMENSIONS LC-22DV510E/K Models Dimensional Drawings Speci cations TV BROADCASTING PAL/SECAM B/G D/K K’ I/I’ L/L’ RECEIVING CHANNELS i. D VHF (BAND I/III) UHF (BAND U) HYPERBAND NUMBER OF PRESET CHANNELS 1000  lt CHANNEL INDICATOR On Screen Display iii.
Page 17: Dimensional Drawings
LC-22DV510 LC-24DV510 DIMENSIONS LC-24DV510E/K Models Dimensional Drawings Speci cations TV BROADCASTING PAL/SECAM B/G D/K K’ I/I’ L/L’ RECEIVING CHANNELS VHF (BAND I/III) UHF (BAND U) HYPERBAND NUMBER OF PRESET CHANNELS 1000 CHANNEL INDICATOR On Screen Display RF AERIAL INPUT 75 Ohm (unbalanced) OPERATING VOLTAGE 220-240V AC, 50Hz.
Page 18: Introduction
LC-22DV510 LC-24DV510 INTRODUCTION 1. INTRODUCTION 17MB60 mainboard is driven by MStar SOC. This IC is capable of handling Video and audio processing, Scaling-Display processing, 3D comb filter, OSD and text processing, LVDS transmitting, channel and MPEG2/4 decoding, integrated DVB-T/C demodulator and media center functionality. TV supports PAL, SECAM, NTSC color standards and multiple transmission standards as B/G, D/K, I/I’, and L/L’...
Page 19: General Block Diagram
LC-22DV510 LC-24DV510 1.1 General Block Diagram...
Page 20: Mb60 Placement Of Blocks
LC-22DV510 LC-24DV510 1.2 MB60 Placement of Blocks...
Page 21: Tuner(Tu102)
LC-22DV510 LC-24DV510 CIRCUIT DESCRIPTIONS 2. TUNER(TU102) A horizontal mounted and Digital Half-NIM tuner is used in the product, which covers 3 Bands(From 48MHz to 862MHz for COFDM, from 45.25MHz to 863.25MHz for CCIR CH). The tuning is available through the digitally controlled I2C bus (PLL).
Page 22: General Description Of Samsung Dtos403Lh122X
LC-22DV510 LC-24DV510 2.1.General description of Samsung DTOS403LH122X: The Tuner covers 3 Bands(from 48MHz to 862MHz for COFDM, from 45.25MHz to 863.25MHz for CCIR CH). Band selection and Tuning are performed digitally via the I2C bus. 2.2.Features of DTOS403LH122X:  Receiving System: This TUNER is designed to cover the air channels in VHF and UHF, compliant with DVB-T standard.
Page 23: Pinning
LC-22DV510 LC-24DV510 2.3.Pinning: Pin no. Terminal Name Pin Description Ant Power Active Antenna Power +5V, Supply Voltage (Preamplifier, DC/DC) RF AGC RF AGC (internal or external mode) I2C Serial Clock I2C Serial Clock +5V, Supply Voltage (RF Amp, PLL, IF Amp) BT(T.P) +33V, within DC/DC circuit I2C Address Selection of the PLL...
Page 24: Saw Filter - Audio - Epcos K9656M(Z101)
LC-22DV510 LC-24DV510 3. SAW FILTER – Audio – Epcos K9656M(Z101) 3.1.Standard     L/L’ 3.2.Features  TV IF audio filter with two channels  Channel 1 (L’) with one pass band for sound carriers at 40,40 MHz (L’) and 39,75 MHz (L’- NICAM) ...
Page 25: Frequency Response
LC-22DV510 LC-24DV510 3.4.Frequency response Frequency response of channel 1 Frequency response of channel 2...
Page 26: Saw Filter - Video - Epcos K3958M(Z102)
LC-22DV510 LC-24DV510 4. SAW FILTER – Video – Epcos K3958M(Z102) 4.1.Standard     L/L’ 4.2.Features  TV IF filter with Nyquist slopes at 33.90 MHz and 38.90 MHz  Constant group delay 4.3.Pin configuration: 1 Input 2 Input - ground 3 Chip - carrier ground 4 Output 5 Output...
Page 27: Frequency Response
LC-22DV510 LC-24DV510 4.4.Frequency response...
Page 28: Audio Amplifier Stage With Azad2102(U163, U164)
LC-22DV510 LC-24DV510 5. AUDIO AMPLIFIER STAGE WITH AZAD2102(U163, U164) 5.1.General Description 17MB60 uses two 2,5W Class D Mono Audio Amplifers for from 16” to 24” TVs. AZAD2102B is a 2.9 Watts (max. can offer 3.0 Watts @ Load = 3Ω,THD=10%, AVdd=DVdd=5.5Volt)with high efficiency filter-free class-D audio power amplifier in a 1613 mm x 1613 mm wafer chip scale package (WCSP).
Page 29: Absolute Ratings
LC-22DV510 LC-24DV510 5.3.Absolute Ratings 5.3.1.Electrical Characteristics...
Page 30: Operating Specifications
LC-22DV510 LC-24DV510 5.3.2.Operating Specifications...
Page 31: Pinning
LC-22DV510 LC-24DV510 5.4.Pinning...
Page 32: Audio Amplifier Stage With Tpa3113(U168)
LC-22DV510 LC-24DV510 6. AUDIO AMPLIFIER STAGE WITH TPA3113(U168) 6.1.General Description 17MB60 uses a 6W Class D Mono Audio Amplifiers for from 26” to 32” TVs. The TPA3113D2 is a 6-W (per channel) efficient, Class-D audio power amplifier for driving bridged-tied stereo speakers. Advanced EMI Suppression Technology enables the use of inexpensive ferrite bead filters at the outputs while meeting EMC requirements.
Page 33: Operating Specifications
LC-22DV510 LC-24DV510 6.3.2.Operating Specifications 6.4.Pinning...
Page 34: Power Stage
LC-22DV510 LC-24DV510 7. POWER STAGE The DC voltages required at various parts of the chassis and panel are provided by a main power supply unit. MB60 chassis can operate with IPS60, IPS16, IPS17, PW26, PW27 as main power supply and also with 12V adaptor.
Page 35 LC-22DV510 LC-24DV510...
Page 36: Short Cct Protection Circuit
LC-22DV510 LC-24DV510 For adopter case also below blocks are necessary. 7.1.Short CCT Protection Circuit Short circuit protection is necessary for protecting chassis and main IC against damages when any Vcc supply shorts to ground. Protect pin should be logic high while normal operation. When there is a short circuit protect pin should be logic low.
Page 37 LC-22DV510 LC-24DV510 Power Management -- W/Adapter Fuse AC/DC 12Vcc1 Adapter @3138mA = 1270mA+1408mA+460mA P ch Mosfet 12Vcc2 12Vcc1 FDC642 @1270mA = 1050mA+220mA +1270 LM1117 DC/DC 2.5V 3.3Vcc DPAK +240mA @ 240mA MP1583 12Vcc1 5Vstby DC/DC SO-8 @2703mA=21mA+2682 +1408mA MP2012 3.3Vcc 1.5A +774mA 1.8V...
Page 38 LC-22DV510 LC-24DV510 MB60 Power Management W/PW27 & PW03 & PW04 24Vcc 1500mA Power 12Vcc2 @2170mA = 1950mA+220mA Supply 5Vcc @1482mA PW27 3.3Vcc @1269mA = 255mA+240mA+774mA PW03 4.2V (Low Power Stby) @91mA = 70mA +21mA PW04 LM1117 2.5V 3.3Vcc DPAK @ 240mA +240mA DC/DC MP2012...
Page 39: Power Management
LC-22DV510 LC-24DV510 8. MICROCONTROLLER – MSTAR(U157) 8.1.General Description The MSD9WB7PX-2 integrates DTV/multi-media all-purpose AV decoder, DVB-T demodulator, VIF demodulator, and Sound/Video processor into a single device. This allows the overall BOM to be reduced significantly making the MSD9WB7PX-2 a very competitive multi-media DTV solution. For ATV users, the MSD9WB7PX-2 provides multi-standard analog TV support with adaptive 3D video decoding and VBI data extraction.
Page 40 LC-22DV510 LC-24DV510 H.264 Decoder  ITU-T H.264, ISO/IEC 14496-10 (main and high profile up to level 4.1) video decoding  Supports resolutions for all DVB, ATSC, HDTV, DVD and VCD  Supports resolution up to 1080p@30fps  Supports CABAC and CAVLC stream types ...
Page 41 LC-22DV510 LC-24DV510  Two L/R outputs for main speakers and additional line-outputs  Supports stereo headphone driver  I2S digital audio input & output  S/PDIF digital audio output  HDMI audio channel processing  Programmable delay for audio/video synchronization Analog RGB Compliant Input Port ...
Page 42 LC-22DV510 LC-24DV510 o Dynamic Vivid Skin o Dynamic sharpened Luma/Chroma edges o Global and local dynamic depth of field perception o Accurate and independent color control o Supports sRGB and xvYCC color processing o Supports HDMI 1.3 deep color format o Programmable 12-bit RGB gamma CLUT Output Interface ...
Page 43 LC-22DV510 LC-24DV510  Supports DVB-C 0.7-7M Baud symbol rate  ±400kHz internal carrier offset recovery range  6.8 μsecs echo cancellation at 7 Msym/s  Supports IF, low-IF, zero-IF inputs  Ultra-fast automatic blind UHF/VHF channel scan (constellations and symbol rate) Connectivity ...
Page 44: Mstar Block Diagram
LC-22DV510 LC-24DV510 8.3.MSTAR Block Diagram 8.4.Reset Circuit Reset circuit using for initializing main MStar IC. Reset condition is high and normal working condition is low for RESET pin.
Page 45: Ci Interface
LC-22DV510 LC-24DV510 9. CI INTERFACE Block Diagram CI Interface Power Switch It is used for CI module supply, when Module is inserted (it means CI detect is low) This circuit is opened or closed by CI_POWER_CTRL port of main μController...
Page 46: Usb Interface
LC-22DV510 LC-24DV510 USB INTERFACE USB INTERFACE Main Concept IC has integrated 2 USB 2.0 interface. One of them is used for Ethernet function, the other one is used for USB connectivity for last user. Last user can play video, picture and audio files. Also digital channels can be record to external storage device by this interface.
Page 47: Ddr2 Sdram 8M × 4 Banks × 16 Bit (W9751G6Jb) (U154, U155)
LC-22DV510 LC-24DV510 DDR2 SDRAM 8M × 4 BANKS × 16 BIT (W9751G6JB) (U154, U155) 11.1 12.1. General Description The W9751G6JB is a 512M bits DDR2 SDRAM, organized as 8,388,608 words × 4 banks × 16 bits. This device achieves high speed transfer rates up to 1066Mb/sec/pin (DDR2-1066) for general applications. W9751G6JB is sorted into the following speed grades: -18, -25 and -3.
Page 48: Pinning
LC-22DV510 LC-24DV510 11.4 12.4. Pinning...
Page 49 LC-22DV510 LC-24DV510...
Page 50: Scaler And Lvds Sockets
LC-22DV510 LC-24DV510 SCALER AND LVDS SOCKETS 12.1 13.1. LVDS sockets Block Diagram 12.2 13.2. Panel Supply Switch Circuit This switch is used to open and close panel supply of TCON. It is controlled by port of main μController. Also with this circuit panel sequence could be adjusted correctly. 3 panel supplies are connected to this circuit.
Page 51 LC-22DV510 LC-24DV510...
Page 52: Nand Flash Memory - Mx25L1005 (U158)
LC-22DV510 LC-24DV510 13.1 NAND FLASH MEMORY - MX25L1005 (U158) 14.1. General Description MX25L1005 is a CMOS 1,048,576 bit serial Flash memory, which is configured as 131,072 x 8 internally. The MX25L1005 feature a serial peripheral interface and software protocol allowing operation on a simple 3-wire bus.
Page 53: Nand Flash Memory - Nand512Xxa2C (U162)
LC-22DV510 LC-24DV510 NAND FLASH MEMORY – NAND512XXA2C (U162) 14.1 15.1. General Description The NAND flash 528-byte/ 264-word page is a family of non-volatile flash memories that uses the single level cell (SLC) NAND technology. It is referred to as the small page family. The NAND512R3A2C, NAND512R4A2C, and NAND512W3A2C have a density of 512 Mbits and operate with either a 1.8 V or 3 V voltage supply.
Page 54: Pinning
LC-22DV510 LC-24DV510  Electronic signature  Chip Enable ‘don’t care’  Security features o OTP area  Serial number (unique ID) option  Hardware data protection o Program/erase locked during power transitions  Data integrity o 100,000 program/erase cycles (with ECC) o 10 years data retention ...
Page 55: Usb2.0 To Fast Ethernet - Asix Ax88X72A (U171)
LC-22DV510 LC-24DV510 15.1 USB2.0 to Fast Ethernet – ASIX AX88X72A (U171) 16.1. General Description The AX88772A/AX88172A Low-pin-count USB 2.0 to 10/100M Fast Ethernet controller is a high performance and highly integrated ASIC which enables low cost, small form factor, and simple plug-and- play Fast Ethernet network connection capability for desktops, notebook PC’s, Ultra-Mobile PC’s, docking stations, game consoles, digital-home appliances, and any embedded system using a standard USB port.
Page 56: Block Diagram
LC-22DV510 LC-24DV510  Supports Suspend Mode and Remote Wakeup via Link-up, Magic packet, MS wakeup frame and external pin  Optional PHY power down during Suspend Mode Versatile External Media Interface  Optional MII interface in MAC mode allows AX88172A to work with external 100BASE-FX Ethernet PHY or HomePNA PHY ...
Page 57: Lm1117(U175, U180, U181)
LC-22DV510 LC-24DV510 LM1117(U175, U180, U181) 16.1 17.1. General Description The LM1117 is a series of low dropout voltage regulators with a dropout of 1.2V at 800mA of load current. It has the same pin-out as National Semiconductor’s industry standard LM317. The LM1117 is available in an adjustable version, which can set the output voltage from 1.25V to 13.8V with only two external resistors.
Page 58: Mp2012 (U176)
LC-22DV510 LC-24DV510 MP2012 (U176) 17.1 18.1. General Description The MP2012 is a fully integrated, internally compensated 1.2MHz fixed frequency PWM step-down converter. It is ideal for powering portable equipment that runs from a single cell Lithium-Ion (Li+) Battery, with an input range from 2.7V to 6V. The MP2012 can provide up to 1.5A of load current with output voltage as low as 0.8V.
Page 59: Rta8283A (U23, U173)
LC-22DV510 LC-24DV510 RTA8283A (U23, U173) 18.1 19.1. General Description The RT8283A is a high-efficiency, monolithic synchronous step-down DC/DC converter that can deliver up to 3A output current from a 4.5V to 23V input supply. The RT8283A's current mode architecture and external compensation allow the transient response to be optimized over a wide range of loads and output capacitors.
Page 60: Pinning
LC-22DV510 LC-24DV510 18.3 19.3. Pinning Pin No. Description Name BOOT Bootstrap for high-side gate driver. Connect a 0.1μF or greater ceramic capacitor from BOOT to SW pins. Input Supply 4.5V to 23V. Must bypass with a suitably large ceramic capacitor. Phase Node--Connect to external L-C filter..
Page 61: Mp1583 (U174)
LC-22DV510 LC-24DV510 MP1583 (U174) MP1583 (U174) 19.1 20.1. General Description The MP1583 is a step-down regulator with a built-in internal Power MOSFET. It achieves 3A of continuous 20.1. General Description output current over a wide input supply range with excellent load and line regulation. Current mode The MP1583 is a step-down regulator with a built-in internal Power MOSFET.
Page 62: Fdc642
LC-22DV510 LC-24DV510 FDC642 20.1 21.1. General Description This P-Channel 2.5V specified MOSFET is produced using Fairchild’s advanced PowerTrench® process that has been especially tailored to minimize on-state resistance and yet maintain low gate charge for superior switching performance. These devices have been designed to offer exceptional power dissipation in a very small footprint for 20.2 applications where the larger packages are impractical.
Page 63: Fdc604P
LC-22DV510 LC-24DV510 FDC604P 21.1 22.1. General Description This P-Channel 1.8V specified MOSFET uses Fairchild’s low voltage PowerTrench process. It has been 21.2 optimized for battery power management applications. 22.2. Features  –5.5 A, –20 V. RDS(ON) = 33 mΩ @ VGS = –4.5 V ...
Page 64: Connectors
LC-22DV510 LC-24DV510 CONNECTORS 22.1 23.1. SCART (SC1) 22.2 23.2. HDMI (CN707,CN708) 23.3. VGA (CN132)
Page 65: Vga (Cn132)
LC-22DV510 LC-24DV510 22.3 23.3. VGA (CN132)
Page 66: Service Menu Settings
LC-22DV510 LC-24DV510 SERVICE MENU SETTINGS SERVICE MENU SETTINGS In order to reach service menu, First Press “MENU” Then press the remote control code two times, which is “4725”. In first screen following items can be seen:...
Page 67: Video Settings
LC-22DV510 LC-24DV510 24.1. Video Settings 23.1 Video Settings 24.2. Audio Settings 23.2 Audio Settings...
Page 68: Options
LC-22DV510 LC-24DV510 Options 23.3 Options Options-1 Options-2...
Page 69: Tuning Settings
LC-22DV510 LC-24DV510 23.4 Tuning Settings 24.3. Tuning Settings 24.4. Source Settings 23.5 Source Settings...
Page 70: Diagnostic
LC-22DV510 LC-24DV510 23.6 Diagnostic 24.5. Diagnostic 23.7 USB Operations 24.6. USB Operations USB operations option cannot be used directly. It can be used for updating panel tool, hw configuration etc. SOFTWARE UPDATE In MB60 project there is only one software. From following steps software update procedure can be seen: ...
Page 71: Software Update
Keep pressing OK key from remote controller and then turn the TV power To reach the latest sw file please use; to ON(by mechanical switch or by inserting the AC plug) and keep OK key https://www.vestelservice.com/100359/New_Projects/Sharp/Sharp_2011/9_Customer_support/SW/ pressed until the stanby led blinks rapidly(rapid blinking is faster than normal blinking) When the led is started to blink rapidly, you can release the OK key.Please...
Page 72: Introduction For Dvd Option
LC-22DV510 LC-24DV510 INTRODUCTION FOR DVD OPTION 25. INTRODUCTION FOR DVD OPTION Introduction for DVD option(if DVD available) DVD Module reads digital data stored on DVD and CD such as DVD-Video, DVD-R/RW , DVD+R/RW , CD-R/RW , CD-Audio and MP3 Audio, JPEG (Picture CD) and DivX. DVD module can play discs of both NTSC and PAL formats but it provides only P AL video output to LCD-TV side DVD Module Decode MPEG-1, MPEG-2, with or without DVD 1.0 compliant encryption,...
Page 73 LC-22DV510 LC-24DV510 Software Feature s DVD MODULE can play DVD, CD-DA, MP3, JPEG, MPEG, MPEG4 and DivX files (option al) DVD F EATURES MB XX CD C OMPATIBLE P LAY BACK  DVD COMPA TIBLE PLA YBAC K  CD-R COMPA TIBLE P LAYBAC K ...
Page 74 LC-22DV510 LC-24DV510 4. Hardware Architecture Connector Arrangement...
Page 75 LC-22DV510 LC-24DV510 Block Diagram...
Page 76 LC-22DV510 LC-24DV510 Main B oar d The main components of the mainboard are:  MT1389L  SDRAM(64Mbit-8Mbyte )  FLASH 8/16 M (Serial) SDRAM 64Mbit SDRAM is used as:  Audio, video and sub -picture stream buffer.  On screen display ...
Page 77: Troubleshooting
LC-22DV510 LC-24DV510 TROUBLESHOOTING 26. TROUBLESHOOTING TROUBLESHOOTING 26.1 No Backlight Problem 26.1. No Backlight Problem Problem: If TV is working, led is normal and there is no picture and backlight on the panel. Possible causes: Backlight pin, dimming pin, backlight supply, stby on/off pin Backlight pin should be high in open position.
Page 78 LC-22DV510 LC-24DV510 STBY_ON/OFF should be low for standby on condition, please check R1677.
Page 79: Ci Module Problem
LC-22DV510 LC-24DV510 26.2 CI Module Problem 26.2. CI Module Problem Problem: CI is not working when CI module inserted. Possible causes: Supply, supply control pin, detect pins, mechanical positions of pins CI supply should be 5V when CI module inserted. If it is not 5V please check CI_POWER_CTRL, this pin should be low.
Page 80: Led Blinking Problem
LC-22DV510 LC-24DV510 26.3. Led Blinking Problem 26.3 Led Blinking Problem Problem: LED blinking, no other operation This problem indicates a short on Vcc voltages. Protect pin should be logic high while normal operation. When there is a short circuit protect pin will be logic low. If you detect logic low on protect pin, unplug the TV set and control voltage points with a multimeter to find the shorted voltage to ground.
Page 81: Ir Problem
LC-22DV510 LC-24DV510 26.4. IR Problem 26.4 IR Problem Problem: LED or IR not working Check LED card supply on MB60 chassis.
Page 82: Keypad Touchpad Problems
LC-22DV510 LC-24DV510 26.5. 26.5 Keypad Touchpad Problems Keypad Touchpad Problems Problem: Keypad or Touchpad is not working Check keypad supply and KEYBOARD pin on MB60.
Page 83: Usb Problems
LC-22DV510 LC-24DV510 26.6 26.6. USB Problems USB Problems Problem: USB is not working or no USB Detection. Check USB Supply, It should be nearly 5V. Also USB Enable should be logic high.
Page 84: No Sound Problem
LC-22DV510 LC-24DV510 26.7. No Sound Problem 26.7 No Sound Problem Problem: No audio at main TV speaker outputs. Check supply voltages of VDD_AUDIO, 5V_VCC and 3V3_VCC with a voltage-meter. There may be a problem in headphone connector or headphone detect circuit (when headphone is connected, speakers are automatically muted).
Page 85: Dvd Problems
LC-22DV510 LC-24DV510 26.10. DVD Problems 26.10 DVD Problems Problem: DVD is not working. Check that DVD source is selected in Service menu. Check supply voltage of DVD namely 12V_VCC. 26.11. No Signal Problem 26.11 No Signal Problem Problem: No signal in TV mode. Check tuner supply voltage;...
Page 86 LC-22DV510 LC-24DV510 NOTES :...
Page 87: Overall Wiring Diagram
LC-22DV510 LC-24DV510 MB60 / PW80 OVERALL WIRING DIAGRAM OVERALL WIRING DIAGRAM 27. OVERALL WIRING DIAGRAM LC-22DV510E/K Overall Wiring Diagram MODEL LC-22DV510E / LC-22DV510K MB60 MAIN BOARD PW80 PANEL T-CON BOARD POWER SUPPLY PL100 PL703 CN706 CN137 CN704 V in 1 N.C.
Page 88 LC-22DV510 LC-24DV510 MB60 / PW80 OVERALL WIRING DIAGRAM LC-24DV510E/K Overall Wiring Diagram MODEL LC-24DV510E / LC-24DV510K MAIN BOARD MB60 PW80 PANEL T-CON BOARD POWER SUPPLY PL100 PL703 CN706 CN137 CN704 V in 1 N.C. 1 GND 1 GND 1 DVD_Y_IN PL706 V in 2 N.C.
Page 89: Schematic Diagrams
LC-22DV510 LC-24DV510 SCHEMATIC DIAGRAMS 28. Schematic Diagrams Tuner & T2 Demodulator Diagram 5V_TUN 5V_TUN ANALOG_IF R1546 IF_AGC_MST DIGITAL_IF_P 100R R1597 R1552 S100 DIF1 100R IF_AGC_TUNER N.C. 5V_TUN R1545 C912 C910 DIF2 IF_AGC_T2 Z101 DIGITAL_IF_N 100R 100n 100n C546 OUT1 R138 SIFP IF_AGC IF_AGC_TUNER...
Page 90 LC-22DV510 LC-24DV510 Peripherals Diagram 5V_VCC SCART PC INPUT TP13 SCART VIDEO OUTPUT AMPLIFIER C663 100n VGA_DDC_5V R124 F179 12V_VCC 470R 330R C120 220R SC_CVBS_IN R1949 SC_CVBS_OUT 100R VGA_VSNC 220p C836 C860 R1243 Q146 VGA_HSNC 100R BC858B R1233 C378 220R Q119 SCART_CVBS_OUT BC848B SC_FB...
Page 91 LC-22DV510 LC-24DV510 GPIOs & USB & LVDS Out Diagram CFG_PWM0 ONBOARD KEYBOARD LED SOCKET CFG_PWM1 TWISTED PAIR LVDS OPTION AB25 AC24 TX_B_0_P R1615 PWM0 LVB0P AB24 AC25 3V3_VCC PWM1 LVB0M TX_B_0_N TX_B_0_N AD24 PWM2 LVB1P TX_B_1_P BACKLIGHT_DIM AD25 TX_B_1_N TX_B_0_P PWM3 LVB1M AE24...
Page 92 LC-22DV510 LC-24DV510 Audio IO & HDMI Inputs Diagram HDMI2 AUDIO OUTPUTs CN708 R1877 HDMI_0_RX2P MAIN_L DSP_MAIN_L R1900 C1197 R1869 SCART_AUDIO_IN_L C1198 AUL0 RXA0N HDMI_1_RX0N HDMI_0_RX2N 100R SCART_AUDIO_IN_R C1196 AUR0 RXA0P HDMI_1_RX0P HDMI_0_RX1P SAV_AUDIO_IN_L R1868 C1195 AUL1 RXA1N HDMI_1_RX1N R1887 SAV_AUDIO_IN_R C1193 AUR1 RXA1P...
Page 93 LC-22DV510 LC-24DV510 Audio AMP & HP AMP Diagram AUDIO AMP for 16" to 24" HEADPHONE OUTPUT F283 12V_VCC TP230 U163 PT2333 HP_L F285 24V_VCC TP229 Q160 F284 D192 MAIN_L HP_R BC848B 18V_VCC C1172 C729 C612 R623 SK24 F294 L_AUDIO_P_OUT 5V_VCC VDD_AUDIO 100n 220u...
Page 94 LC-22DV510 LC-24DV510 CI & NAND FLASH & ETHERNET Diagram R1402 P_D1 PCM_D1 P_D0 TS1_D0 TS1_D0 TS_MDI0 TS0_D2 TS_MDO2 TS0_VALID TSMOVALID PCMDATA[0]/CI_DATA[0] TS1DATA[0] P_D0 PCM_D0 P_D1 AD14 TS1_D1 TS1_D1 TS_MDI1 TS0_D1 TS_MDO1 CI INTERFACE PCMDATA[1]/CI_DATA[1] TS1DATA[1] R1401 P_D2 PCM_D2 P_D2 TS1_D2 TS1_D2 TS_MDI2 TS0_D0...
Page 95 LC-22DV510 LC-24DV510 RAM & SPI FLASH Diagram DDR18V DDR18V C723 C721 C722 C719 C720 C717 DDR18V 100n 100n 100n 100n 100n 100n DDR18V C718 C715 C714 C716 C711 C713 100n 100n 100n 100n 100n 100n AA_MDATA0 AA_MADR0 BB_MDATA0 BB_MADR0 A_MADR0 B_MADR0 A_MADR[0] B_MADR[0]...
Page 96 LC-22DV510 LC-24DV510 Main Power 1 / 2 Diagram F277 1V2_VCC VDDC_1V2 C1081 C997 C1005 C1070 100n 100n 100n F271 3V3_STBY AVDD_3V3 C1030 C1024 C1025 C1022 100n 100n 100n F274 2V5_VCC AVDD_2V5_PGA C1007 100n F272 AVSS_PGA 1V8_VCC AVDD_DDR C990 100n 100n C1004 C1001 C974...
Page 97 LC-22DV510 LC-24DV510 Main Power 2 / 2 Diagram W/ADAPTOR POWER BLOCK DIAGRAM ADAPTER SOCKET W_ADAPTER LDO2 LDO2 5V_VCC DC/DC1 12V_STBY 12V_VCC C1038 5V_VCC U174 DC-DC4 12V_STBY 100n 5V_STBY C1112 MP1583 7A/32VDC 1V2_VCC F287 DC-DC1 12V_STBY R1709 12V_INV C1091 C1092 COMP R1690 C1037 5V_STBY...
Page 98 LC-22DV510 LC-24DV510 Power Supply Diagram...
Page 99 LC-22DV510 LC-24DV510 Led Converter Diagram...
Page 100: Printed Wiring Board
LC-22DV510 LC-24DV510 29. PRINTED WIRING BOARD Main Unit PWB Top Side...
Page 101: Replacement Parts Listing
Q194 30001457 TR NBJT BC848B 0.1A/30V SOT23 ROHS PRINTED WIRING BOARDS Q195 30001458 TR BC858B SMD 20567024 CHS.ASSY.17MB60-C4K1231H392322115M1- MAIN BOARD LC-22DV510E G Q197 30018060 TR PMOS FDC642P -4A/-20V SSOT6 ROHS 20567038 CHS.ASSY.17MB60-C4K1231H322622115M1- MAIN BOARD LC-22DV510K G Q199 30018060 TR PMOS FDC642P -4A/-20V SSOT6 ROHS 20567359 CHS.ASSY.17MB60-C4K1231H392322115L3- MAIN BOARD LC-24DV510E G...
Page 102 LC-22DV510 LC-24DV510 PRICE PRICE CODE CODE REF No. PARTS DESCRIPTION REF No. PARTS DESCRIPTION C1008 30050558 CAP SMD 100NF 16V K X5R (0402) ROHS PACKAGED CIRCUITS C1009 30050558 CAP SMD 100NF 16V K X5R (0402) ROHS 30057263 XTAL 24MHz 22pF 30ppm 25OhmHC49S SMDROHS C1014 30050558 CAP SMD 100NF 16V K X5R (0402) ROHS COILS AND FILTERS...
Page 103 LC-22DV510 LC-24DV510 PRICE PRICE CODE CODE REF No. PARTS DESCRIPTION REF No. PARTS DESCRIPTION C1183 30022338 CAP SMD 4.7NF 50V J X7R (0402) RoHS C709 30051167 CAP SMD 220NF 10V X7R K (0402) ROHS C1184 30022338 CAP SMD 4.7NF 50V J X7R (0402) RoHS C710 30051167 CAP SMD 220NF 10V X7R K (0402) ROHS C1185...
Page 104 LC-22DV510 LC-24DV510 PRICE PRICE CODE CODE REF No. PARTS DESCRIPTION REF No. PARTS DESCRIPTION C885 30062359 CAP SMD 47NF 16V K X7R (0402) ROHS R1244 30022020 RES SMD 1/16W 560R F 0402 RoHS C886 30062359 CAP SMD 47NF 16V K X7R (0402) ROHS R1245 30022020 RES SMD 1/16W 560R F 0402 RoHS C901...
Page 105 LC-22DV510 LC-24DV510 PRICE PRICE CODE CODE REF No. PARTS DESCRIPTION REF No. PARTS DESCRIPTION R1413 30055434 RES SMD 1/16W 62R J 0402 ROHS R1562 30021996 RES SMD 1/16W 10K J 0402 ROHS R1414 30055434 RES SMD 1/16W 62R J 0402 ROHS R1563 30021996 RES SMD 1/16W 10K J 0402 ROHS R1415...
Page 106 LC-22DV510 LC-24DV510 PRICE PRICE CODE CODE REF No. PARTS DESCRIPTION REF No. PARTS DESCRIPTION R1676 30022042 RES SMD 1/16W 1K J 0402 RoHS R1876 30021999 RES SMD 1/16W 10R J 0402 RoHS R1677 30021991 RES SMD 1/16W 100R J 0402 ROHS R1881 30021999 RES SMD 1/16W 10R J 0402 RoHS R1678...
Page 107 LC-22DV510 LC-24DV510 PRICE PRICE CODE CODE REF No. PARTS DESCRIPTION REF No. PARTS DESCRIPTION 30022085 RES SMD 1/16W 33R J 0402 RoHS R221 30021991 RES SMD 1/16W 100R J 0402 ROHS R222 30021991 RES SMD 1/16W 100R J 0402 ROHS 30022132 RES SMD 1/16W 0R 0402 ROHS R223 30021991 RES SMD 1/16W 100R J 0402 ROHS...
Page 108 LC-22DV510 LC-24DV510 PRICE PRICE CODE CODE REF No. PARTS DESCRIPTION REF No. PARTS DESCRIPTION Q188 30001457 TR NBJT BC848B 0.1A/30V SOT23 ROHS F271 30019087 FERRIT SMD 60R/100MHz 0.025 M 3A 0805Roh F272 30019087 FERRIT SMD 60R/100MHz 0.025 M 3A 0805Roh Q189 30001457 TR NBJT BC848B 0.1A/30V SOT23 ROHS F273...
Page 109 LC-22DV510 LC-24DV510 PRICE PRICE CODE CODE REF No. PARTS DESCRIPTION REF No. PARTS DESCRIPTION C1042 30030097 CAP SMD 100NF 10V K X5R (0402) RoHS C1202 30050554 CAP SMD 1UF 6.3V M X5R (0402) RoHS C1048 30010560 CAP SMD 220NF 25V K X7R (0805) ROHS C1203 30050554 CAP SMD 1UF 6.3V M X5R (0402) RoHS C1049 30010560 CAP SMD 220NF 25V K X7R (0805) ROHS C1205 30022240 CAP SMD 47PF 50V J COG (0402) ROHS...
Page 110 LC-22DV510 LC-24DV510 PRICE PRICE CODE CODE REF No. PARTS DESCRIPTION REF No. PARTS DESCRIPTION C949 30022237 CAP SMD 27PF 50V J COG (0402) ROHS C799 30062359 CAP SMD 47NF 16V K X7R (0402) ROHS C951 30022238 CAP SMD 33PF 50V J COG (0402) ROHS C800 30050554 CAP SMD 1UF 6.3V M X5R (0402) RoHS C952...
Page 111 LC-22DV510 LC-24DV510 PRICE PRICE CODE CODE REF No. PARTS DESCRIPTION REF No. PARTS DESCRIPTION R1350 30022058 RES SMD 1/16W 22R J 0402 ROHS R1480 30022118 RES SMD 1/16W 75R J 0402 RoHS R1355 30022041 RES SMD 1/16W 1K F 0402 ROHS R1481 30022118 RES SMD 1/16W 75R J 0402 RoHS R1356 30022041 RES SMD 1/16W 1K F 0402 ROHS R1482 30022118 RES SMD 1/16W 75R J 0402 RoHS...
Page 112 LC-22DV510 LC-24DV510 PRICE PRICE CODE CODE REF No. PARTS DESCRIPTION REF No. PARTS DESCRIPTION R1596 30021996 RES SMD 1/16W 10K J 0402 ROHS R1708 30022014 RES SMD 1/16W 5.6K J 0402 RoHS R1597 30021996 RES SMD 1/16W 10K J 0402 ROHS R1710 30022078 RES SMD 1/16W 3.9K J 0402 RoHS R1598 30022068 RES SMD 1/16W 6.8K F 0402 ROHS R1718 30021989 RES SMD 1/16W 100K J 0402 ROHS...
Page 113 LC-22DV510 LC-24DV510 PRICE PRICE CODE REF No. PARTS DESCRIPTION CODE REF No. PARTS DESCRIPTION R1903 30021996 RES SMD 1/16W 10K J 0402 ROHS R594 30022057 RES SMD 1/16W 22K J 0402 RoHS R1904 30021996 RES SMD 1/16W 10K J 0402 ROHS 30021991 RES SMD 1/16W 100R J 0402 ROHS R1907 30021991 RES SMD 1/16W 100R J 0402 ROHS R613...
Page 114 17PW80 C707 30068234 CAP MKP SAFE 100NF 275V M X2AC15BOX ROHS C708 30068234 CAP MKP SAFE 100NF 275V M X2AC15BOX ROHS LC-22DV510E/K POWER SUPPLY C711 30069939 CAP CER SAFE 330PF 4KV M 3.5MMSHAROHS INTEGRATED CIRCUITS C712 30010603 CAP CER 47PF 2KV K Y5P ROHS...
Page 115 LC-22DV510 LC-24DV510 PRICE PRICE CODE CODE REF No. PARTS DESCRIPTION REF No. PARTS DESCRIPTION R820 30013199 RES SMD 1/10W 2.4K F 0805 ROHS R709 30046429 RES SMD 1/4W 2M F 1206 ROHS R822 30001734 RES SMD 1/10W 0R 0805 ROHS R716 30039196 RES SMD 1/4W 1M F 1206 ROHS R717...
Page 116 LC-22DV510 LC-24DV510 PRICE PRICE CODE CODE REF No. PARTS DESCRIPTION REF No. PARTS DESCRIPTION J722 30002583 JUMPER WIRE 0.6MM D709 30043523 DIODE SCH SB5100 5A/100V/150A DO201 ROHS J723 30002583 JUMPER WIRE 0.6MM D710 30043523 DIODE SCH SB5100 5A/100V/150A DO201 ROHS J724 30002583 JUMPER WIRE 0.6MM D712...
Page 117 LC-22DV510 LC-24DV510 PRICE PRICE CODE CODE REF No. PARTS DESCRIPTION REF No. PARTS DESCRIPTION C758 30052271 CAP SMD 10UF 25V K X5R (1206) ROHS R791 30000475 RES SMD 1/10W 10K J 0805 ROHS C759 30052271 CAP SMD 10UF 25V K X5R (1206) ROHS R792 30000475 RES SMD 1/10W 10K J 0805 ROHS C762...
Page 118 LC-22DV510 LC-24DV510 PRICE CODE REF No. PARTS DESCRIPTION J701 30002583 JUMPER WIRE 0.6MM J702 30002583 JUMPER WIRE 0.6MM J703 30002583 JUMPER WIRE 0.6MM J704 30002583 JUMPER WIRE 0.6MM J706 30002583 JUMPER WIRE 0.6MM J707 30002583 JUMPER WIRE 0.6MM J708 30002583 JUMPER WIRE 0.6MM J709 30002583 JUMPER WIRE 0.6MM J710...
Page 119: Cabinet And Mechanical Parts Listing
LED IR LENS TFT XX856 (%3 MILKY) VER5 - I/R LENS 20564900 FOOT ASSY 19942 (GLOSSY-BLACK_SHARP - STAND FOOT DETACHABLE 45010431 DETC SHARP STAND BLACK LCD 19_22_24_LED ( Screws and Foot Support of the detachable Stand Foot ) 20569443 SPK.AS.22942-LED(R/L) (MB60-6P)(BL(SHARP) - SPEAKERS 40046376...
Page 120 LC-22DV510 LC-24DV510 Notes:...
Page 121 LC-22DV510 LC-24DV510 CABINET AND MECHANICAL PARTS LISTING LC-22DV510 FRONT 22942 LED(SHARP/S)(V0) 20564620 LED IR LENS TFT XX856 (%3 MILKY) VER5. 40043423 MD.ASY.17LD98-7-19-22880(MB25(SHA)RED/GR 20565226 LENS COSMETIC 22942 LED (PC-I(V0) 40046771 20569443 SPK.AS.22942-LED(R/L)(MB60-6P)(BL(SHA TFT LCD 21.5"FHD LEDCMO V215H1-LE1(CN)RH 30069151 Nº PARTS CODE...
Page 122 LENS COSMETIC 24942 LED (PC-I(VO) BC.24942L DV 60&G&R&08&L&L WO/USK(PC(ISH 20569443 SPK.AS.22942-LED (R/L) (MB60-6P)(BL(SHARP) 20567354 30070537 TFT 24FHD 50HZ ELED CMO V236H1-LE4 ROC.SW.AS.(MB60_22942_SHARP) 20569417 45010310 FR_24_LED_DVD_MB60_PW80 20567354 BC.249242L DV 60&G&R&08&L&L WO/WK(PC) 20564900 FOOT ASSY 19942(GLOSSY-BLACK_SHARP 20569417 ROC.SW.AS. (MB60_22942_SHARP) 20564900 FOOT ASSY 19942 (GLOSSY-BLACK_ SHARP )
Page 123 LC-22DV510 LC-24DV510 Notes:...
Page 124: Sharp Corporation
LC-22DV510 LC-24DV510 125mm 100mm 80mm 63mm COPYRIGHT © 2011 BY SHARP CORPORATION 50mm ALL RIGHTS RESERVED No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical,...

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Lc-24dv510e Lc-22dv510k Lc-24dv510k

Sharp LC-22DV510E Service Manual

1 Introduction

2 Tuner(Tu102)

3 SAW FILTER - Audio - Epcos K9656M(Z101)

4 SAW FILTER - Video - Epcos K3958M(Z102)

5 Audio Amplifier Stage with Azad2102(U163, U164)

6 Audio Amplifier Stage with Tpa3113(U168)

7 Power Stage

8 Microcontroller - Mstar(U157)

101 CI Interface

10 Usb Interface

11 Ddr2 Sdram 8M × 4 Banks × 16 Bit (W9751G6Jb) (U154, U155)

12 Scaler and Lvds Sockets

13 Nand Flash Memory - Mx25L1005 (U158)

14 Nand Flash Memory - Nand512Xxa2C (U162)

15 USB2.0 to Fast Ethernet - ASIX AX88X72A (U171)

16 Lm1117(U175, U180, U181)

17 Mp2012 (U176)

18 Rta8283A (U23, U173)

19 Mp1583 (U174)

20 Fdc642

21 Fdc604P

22 Connectors

23 Service Menu Settings

24 Software Update

25 Introduction for DVD Option

26 Troubleshooting

27 Overall Wiring Diagram

28 Schematic Diagrams

29 Printed Wiring Board

30 Replacement Parts Listing

31 Cabinet and Mechanical Parts Listing

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Summary of Contents for Sharp LC-22DV510E

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Table of Contents