Sanyo LCD-32XR56DZ Service Manual Download Page 2 | Manualshive

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CONTENTS

Safety precautions………………………………………………………………………..…
Alignment instructions …………………………….…….…………………………………
Method of software upgrading……………………………………………………………..
Working principle analysis of the unit……………………………….………….………….
Block diagram…………………………………..………………………………….…………
IC block diagram and instruction…………………………………………………………..……
Wiring diagram …………………………………………………………………………….
Troubleshooting guide ………………………………………………………………..……
Schematic diagram…………………………………………………………………………
APPENDIX-A: Main assembly list
APPENDIX-B: Exploded View

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Summary of Contents for LCD-32XR56DZ

Page 1: ...SERVICE MANUAL FILE NO PRODUCT CODE No REFERENCE No SM0915056 1 682 346 42 PRODUCT CODE No LCD TV LCD 32XR56DZ ...

Page 2: ...s Method of software upgrading Working principle analysis of the unit Block diagram IC block diagram and instruction Wiring diagram Troubleshooting guide Schematic diagram APPENDIX A Main assembly list APPENDIX B Exploded View 3 5 11 15 18 19 23 24 27 ...

Page 3: ...will result 2 5 If any foreign substance such as water liquid metal slices or other matters happens to fall into the module be sure to cut the power off immediately and do not move anything on the module lest it should cause fire or electric shock due to contact with the high voltage or short circuit 2 6 Should there be smoke abnormal smell or sound from the module please shut the power off at onc...

Page 4: ... 20 80 Scope for storage 80 2 13 Display of a fixed picture for a long time may result in appearance of picture residue on the screen as commonly called ghost shadow The extent of the residual picture varies with the maker of LCD screen This phenomenon doesn t represent failure This ghost shadow may remain in the picture for a period of time several minutes But when operating it please avoid displ...

Page 5: ...9232KE5601JL connect power board digital board IR board correctly then power on and press key standby a Test voltage of socket X801 each pin in turn listed as Table 1 Table 1 Voltage of X801 each pin X801 Pin1 2 3 4 5 6 7 8 9 10 11 Voltage 8 55 V 9 45 V 0 4 85 V 5 35 V 0 11 4 V 12 6 V 0 4 85 V 5 35 V 0 2 5 V b Test voltage of socket XV03 each pin in turn listed as Table 2 Table 2 Voltage of XV03 e...

Page 6: ...key MENU can exit adjustment menu of one page to its superior factory menu f Press key EXIT can exit factory menu at any time g Press key OK can enter into inferior factory menu Check if DDC HDCP KEY and FLASH have been burned combination adjustment for general assembly white balance adjustment Connect to central signal source check if TV functions are normal omitted channel analog parameters cont...

Page 7: ... DTV in menu Channel to manual search digital programs the process will spend about 15s n Factory menu item CUSTOM CHANNEL PRESET first delete all DTV ATV programs for factory adjustment then preset ATV channel data according to customer order requirements please execute the item to clear out all programs for factory adjustment before leaving factory o Factory menu item MST Debug default setting O...

Page 8: ...nates is 285 293 default Warm color temperature is 6500K chromaticity coordinates is 313 329 2 3 White balance adjustment processes The set should be working above 30 minutes before white balance adjustment for it would be in a stabler state Use white balance apparatus CA 210 and switch to its BBY channel a Switch to HDMI channel b Press key SOURCE then press number keys 2 5 8 0 in turn to enter i...

Page 9: ...tomer is Normal change to picture mode Dynamic adjust chromaticity coordinates of color temperature Normal and Cool only adjust chromaticity coordinates of color temperature Cool for other customers when picture mode is Dynamic 3 Performance check 3 1 TV functions Connect RF port to central signal source first enter into menu CHANNEL then search programs automatically check if there is any omitted...

Page 10: ...e sound are normal if there is any deviation of line or field enter into main menu select and execute items Picture Screen Auto Adjusting in turn to correct them automatically Table 5 VGA receiving signal formats No Definition Horizontal frequency kHz Vertical frequenvy Hz Dot pulse frequency MHz Remark 1 640 480 31 469 59 94 25 175 IBM 2 720 400 31 469 70 086 28 322 IBM 3 640 480 37 861 72 809 31...

Page 11: ...reset items before leaving factory as below a Clear out all programs information b Clear out information of parental control VCHIP c Default setup of user analog data d Set Menu Language as English e Set Power on MODE as Off 5 Instruction of factory software burning as Table 6 Table 6 Instruction of factory software burning No Part No Part type Instruction of software function Burned before SMT Bu...

Page 12: ...e as ON 2 Use on line burning tool of Mstar enter into menu Device select item WP Pin pull to high during ISP as Fig 2 for the normal erasing process make sure hardware write protect of Flash is canceled Fig 2 Write protect setup 3 Select menu Connect a dialog Device Type is MX25L64 will be displayed as Fig 3 that is to say connecting is successful Fig 3 Device MX25L64 successful connection If fai...

Page 13: ... Press key Run as Fig 4 to begin burning software there are two steps for the process Erase and Program normal burning steps are as follows the first step Erasing Flash Status 03 will be lasting for a moment otherwise skipping over means unsuccessful erasing please confirm process 2 and then burn software again the following step Programming Flash Status 00 will be done until a prompt Pass is disp...

Page 14: ... insert the U disk into a USB port then USB upgrading process will begin automatically 4 Upgrading processes A Reading data from the U disk A prompt Searching USB is displayed and an indicating light of U disk is twinkling B Burning Flash A prompt Updating Please don t power off is displayed and an indicating bar is showing upgrading schedule the set will be in Standby mode after the burning proce...

Page 15: ...tream for demultiplexing and decoding Video route demultiplexed video signal is decoded by main chip MSD209 and then digital video signal is outputted in the end LVDS signal is outputted to drive LCD panel after a series of digital processes and OSD addition within main chip MSD209 Audio route demultiplexed audio signal is decoded into Dolby AC 3 signal or MPEG multi sound track digital audio sign...

Page 16: ...S signal is outputted to drive LCD panel HDMI audio signal is decoded into Dolby AC 3 signal or MPEG multi sound track digital audio signal by inner decoder of main chip MSD209 then one is outputted through SPDIF directly after the process of sub transform and DAC the other is outputted as analog audio signal the analog audio signal is inputted into the rear part of main chip MSD209 for acoustic e...

Page 17: ...oups of Video input and RCA L R input One group of S VIDEO input Two groups of HDMI input One group of VGA input One group of audio input for VGA and DVI Mini Phone Jack One group of YPBPR input and RCA L R input One group of RF One group of RS232 Mini Phone Jack One group of audio output Mini Phone Jack One group of Video output and RCA L R output One group of SPDIF coaxial output One group of US...

Page 18: ...Block diagram ...

Page 19: ...sources such as USB interfaces For analog TV the MSD209FG includes NTSC PAL SECAM multi standard video decoder comprising a 3 D motion adaptive comb filter and time based correction and a NICAM A2 audio decoder to support worldwide television standards The MSD209FG is also configured with a VBI processor to decode digital information such as Close Caption V chip teletext WSS CGMS A VPS In addition...

Page 20: ...ction Auto tuning function including phasing positioning offset gain and jitter detection Sync Detection for H V Sync Video Processing Conversion 3 D motion adaptive video de interlacers with edge oriented adaptive algorithm for smooth low angle edges Automatic 3 2 pull down 2 2 pull down detection and recovery MStar 3rd Generation Advanced Color Engine MStarACE 3 automatic picture enhancement giv...

Page 21: ...nd analog 2 Digital demodulating chip CE6353 The chip comprises 8MHz bandwidth SAW and supports demodulation of 6MHz 7MHz and 8MHz 2K 8K carrier and supports both serial and parallel TS stream output 3 Audio power amplifier RENESAS R2A15112 R2A15112FP is a Digital Power Amplifier IC developed for TV R2A15112FP has a maximum power of 15W typ 2ch VD 24V THD 1 SE at a 4 Ω load It is possible to repla...

Page 22: ...T channel decoder The FQD1116 is intended for CCIR L L France B G I and D K systems and DVB T broadcast The frontends have a built in digital I2C PLL tuning system A DC DC converter circuit is built into the FQD1116 to synthesize the tuning voltage required thus making the frontend a true 5V device Power supply voltage 11V to 25V Speaker Impedance from 4 to 8Ω Under Voltage Detection Over Temp Det...

Page 23: ...WIRING DIAGRAM POWER BOARD POWER SWITCH PANEL BACKLIGHT DATA BOARD KEY BOARD IR BOARD SPEAKER ...

Page 24: ... Check if STANDBY circuits on power board are normal Press key POWER of remote control or the unit to power on check what color of indicator light is Check if the voltage of X802 3 on main board is high level Check if the voltage of X801 11 on main board is high level Check if power board assembly is normal Check if the voltage of X801 9 STB on main board is inputted 5V Check if circuits about bac...

Page 25: ...emote control or keys on the unit are normal Check if there is no picture of all channels Enter into factory menu initialize EEPROM then power off and power on again check if there is picture Change another main board Adjust main board again Check if OSD menu is displayed normally after pressing key menu ...

Page 26: ... normal Check if the voltage of NV02 10 27 is high level Check if the voltage of NS01 F16 H16 is low level Change another NV02 Check if circuits from NS01 126 148 to NV02 10 27 are normal Touch CV04 and CV05 with probe check if there is sound from earphones Check if audio output circuits of main chip are normal Check if there is sound from earphones Change another NS01 Check if circuits about earp...

Page 27: ... MICLK 64 CVdd GJ01 20 48MHz LJ05 39nH 1 RF 2 Ant_Pwr 3 GND3 9 GND9 10 NC10 11 As 4 NC4 12 SCL 13 SDA 14 REF 5 RF_AGC 6 GND6 7 VP TUN 19 5V_IF 20 2ndIF Low_DIF1 21 2ndIF Low_DIF2 22 NC 15 IF_AGC 16 DIF1 17 DIF2 18 Wout 8 VT 23 AS_IF 24 CVBS L101 STBL2012 501 GND A R101 10K R102 10K GND A GND A R104 10K R103 10K XM01 PCMCIA 0070210PA8C 22 A7 1 GND 21 A12 4 D5 5 D6 15 WE 11 A9 6 D7 20 MCLK A15 8 A10...

Page 28: ...K R182 12K R183 12K R192 12K R187 12K R197 10K R198 10K GND D R188 12K R193 12K R200 10K R199 10K GND D L109 BG2012D151T L110 BG2012D151T L113 BG2012D151T L112 BG2012D151T C151 2 2u C154 2 2u C153 2 2u C152 2 2u C129 2 2n C147 2 2n C148 2 2n C138 2 2n C150 2 2n C146 2 2n 9V 9V 9V X106 HJR 03A OR C149 100n R178 120 ISP_EN V103 BC847AW V104 BC847AW V105 BC847AW R167 10K R160 33 R169 33 TXD_UPDATE 00...

Page 29: ... HDMI 3_RX1 HDMI 3_RX1 HOTPLUG_HDMI 1_OUT HOTPLUG_HDMI 2_OUT HOTPLUG_HDMI 3_OUT R206 390 AVDD_DM C201 100n R243 100 N107 1 AO 2 A1 3 A2 4 GND 5 SDA 6 SCL 7 WP 8 Vcc R244 10K GND D R255 10K C202 100n GND D SCL SDA SCL R257 10K 3 3VDD 3 3VDD R241 100 GND D N108 1 AO 2 A1 3 A2 4 GND 5 SDA 6 SCL 7 WP 8 Vcc 3 3VDD SDA 3 3VDD R249 0 GND D R238 33 R242 100 EEP_W_EN 007 B2 GND D R240 100 TV_CVBS CVBS_TUNE...

Page 30: ... MADR1 A_MDATA5 A MADR2 A_MDATA14 B MDATA7 B MADR7 A MDATA10 A BA0 CS15 100n A_LDQSM A RASZ A_CLK B_MADR6 RS47 22 CS07 2 2u A MADR1 A_MCLK B MADR3 A MDATA12 A MADR9 A CASZ A MADR0 B MADR10 A MADR1 A MADR10 B_MDATA15 B BA1 B MDATA10 CS08 100n A RASZ A_MADR5 A MADR6 A_UDQSM CS13 100n B BA0 A MDATA5 A_MADR3 B MADR7 B_MADR11 A MDATA13 A MDATA1 A MDATA12 A MDATA2 B MADR0 A BA1 B ODT RS21 56 A_MADR12 A_...

Page 31: ...PB2012 201PT L823 STPB2012 201PT VDDC AVDDL_DVI C866 100n C875 100n C871 100n C861 100n C856 100n C850 100n C879 100n C855 100n GND D GND D C845 1u DDR2_1V8 C842 2 2u C846 100n C851 1n GND D AVDD_ADC C843 4 7u C849 100n GND D C864 100n C859 100n C854 100n C873 2 2u AVDD_DM C844 2 2u C847 100n GND D AVDD_LPLL C852 2 2u GND D C857 100n AVDD_AUSDM C870 100n C862 2 2u GND D C874 2 2u GND D C878 100n A...

Page 32: ...MI_CEC 003 B1 HDMI 1_RX0 RA10 0 HDMI 2_RX1 RA12 0 RA02 10K XA02 HDMI FIX 18 11 4 17 7 14 3 2 10 13 6 19 9 1 16 5 12 15 8 NA06 24C02N 10SI27 1 AO 2 A1 3 A2 4 GND 5 SDA 6 SCL 7 WP 8 Vcc HDMI 3_RXC RA06 10K DA03 MMBD1204 HOTPLUG_HDMI 2 RA01 10K SDA_HDMI 3 NA04 24C02N 10SI27 1 AO 2 A1 3 A2 4 GND 5 SDA 6 SCL 7 WP 8 Vcc 3 3V_PS121 CA03 100n CA02 100n HDMI 1_RX1 HDMI 3_RXC RA09 10K HDMI 3_RX2 HDMI 3_RX1 ...

Page 33: ...1 2 R862 100 3 3VDD 3 3VDD R860 4 7K D805 LL4148 X803 1 2 3 4 LED1 5V_STB R413 7 5K PANEL_POWER R411 R414 47K R412 10K GND D L401 STPB3216 380PT R409 0 R415 4 7K R401 1K 5V_PANEL C404 100n 12V GND D R408 4 7K C402 1u V402 BC847AW C403 100n L402 STPB3216 380PT V401 BC847AW R410 4 7K C401 1u 3 3VDD PANEL_POWER 5V_USB1 5V_USB0 DM0 DP0 DM1 DP1 DM0 DP1 DM1 DP0 GND D R855 100K USB1_OC FU802 SMD1206P075T...

Page 34: ...148 CV15 1u CV22 100n CV29 100n CV26 470n CV24 10u DV04 LL4148 CV12 1u XV03 TJC3 05A 1 2 3 4 5 GND D CV18 100n CV16 100n RV15 0 24V AMP CV06 100n CV09 10u CV01 100n XV02 TJC3 04A 1 2 3 4 MUTE_AMP 002 D4 RV05 4 7K VV01 BC847AW 24V AMP STANDBY_AMP 002 D4 VV02 BC857AW CV23 100n GND D RV09 10K GND S 24V AMP 24V AMP CV11 10u GND S GND D CV30 1000u 35V GND S LV06 LSDL 035 CV17 100n CV14 1u RV10 6 8K RV0...

Page 35: ...Power Board ...

Page 36: ...W 17 GND D 19 1TV_OUT 18 GND D 20 1TV_IN 21 GND D 1 X203 TJC10 13A 1 2 3 4 5 6 7 8 9 10 11 12 13 N205 PESD5V0L5UY 1 2 3 4 5 6 L202 STBL2012 501 R213 47K X207 UBA 100 W 1 2 3 4 G G X202 TJC10 12A 1 2 3 4 5 6 7 8 9 10 11 12 R205 75 X205 CKX3 3 5 1K R L N201 PESD5V0L5UY 1 2 3 4 5 6 X201 HJ 2105F 1 2R_OUT 3 2L OUT 5 GND D 7 pinCo 9 GND D 11 pinCo 13 GND D 15 2C_IN 2 2R_IN 4 GND D 6 2L_IN 8 2FUN_SEL 10...

Page 37: ... BY APPROVED BY GND Vstb 5V Vout C911 100n R912 3K C912 22u 16V R913 47 R914 510 V911 BC847AW X911 1 2 3 4 N911 HRM538BB5117 Vout GND Vcc R911 240 D911 HFT503MPBR 1 R B R903 2 4K S904 S905 R906 1K S902 S903 R902 4 3K S901 R904 1 5K S907 R901 10K X901 1 2 R905 1K S906 CH VOL VOL SOURCE CH MENU POWER A B C D E F 1 2 3 4 ...

Page 38: ...2 NS03 NJ01 TUNER1 NV02 MSD209FG 5270209001 K4T51163QG HCF7 5275116301 CE6353 5276353001 FQD1116ME I V 5524000029 R2A15112FP 5271511201 IR board XI6KE0010910 Key board XI6HE0150510 Power board XI6KE0012010 Remote control XI6010J017A1 RC J17 0A Panel XI5203325102 LTA320AP02 Interface board XI6KE0012460 LCD 32XR56DZ ...

Page 39: ...APPENDIX B Exploded view LC 32KE56 ...

Page 40: ...Interface baffle 7 Back cabinet 8 Upright pole 9 Pedestal base 10 Key board 11 Power socket 12 Speaker 13 IR assembly 14 Interface connecting assembly 15 Interface baffle 16 Panel fixed bracket assembly 17 Display panel 18 Decorative bar PART LIST OF EXPLODED VIEW LC 32KE56 Note design and specifications are subject to change without notice ...

Page 41: ...27400 Upright pole 1 9 XI6151154000 Pedestal base 1 10 XI6HE0150510 Key board 1 11 XI5282000004 Power socket 1 12 XI5500806004 Speaker 2 13 XI6KE0010910 IR assembly 1 14 XI6KE0012460 Interface connecting assembly 1 15 XI5810C66710 Interface baffle 1 16 XI6153209000 Panel fixed bracket assembly 1 17 XI5203325102 Display panel 1 LTA320AP02 18 XI573K245010 Decorative bar 1 Only the parts in above lis...

Page 42: ... not intended to support the weight of this display Do not move or handle this product from the speaker which can cause damage to the display not covered under the manufacturer s warranty Attachment Parts Stand 1 piece M5 Screw 4 pieces Install the Stand 1 Place the LCD TV face down on a soft cloth blanket or cushion to protect its surface from scratching Line up the display base bracket and the b...

Page 43: ...e sure to ask an authorized service personnel to carry out setup 2 Thoroughly read this instruction before setup and follow the steps below precisely 3 The wall to be mounted should be made from solid materials Only use accessories supplied by the manufacturer 4 Very carefully handle the unit during setup We are not liable for any damage or injury caused by mishandling or improper installation 5 B...

Page 44: ...Sep 2009 ...

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