Sanyo LCD-DP42410 Service Manual Download Page 16 | Manualshive

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4. Block diagram-SANYO 42” ATSC model System Diagram

DTV system IC

RENESAS

DTV-C7

R8J66977BG

Flash

MXIC

MX25L3205DM2I

DDRII 512M

Samsung

K4T51163QG-HCF7

Tuner

Samsung

DTVA50CVH1019B

HDMI 2

PC

Panel out

Main Board

HDMI 1

K

e

yp

ad

Audio

AMP

ST

STA335W

IF +/-

L

V

D

S

ou

t

R_out

L-out

Composite

42" MEMC

Digital audio out

(Coaxial)

Pr

Pb

Y

Audio I2S output

ANT / CABLE

USB

Component

Side

HDMI

IR / LED Board

Light Sensor

PC audio

audio Line Out

DRV602PW

S_Video

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Summary of Contents for LCD-DP42410

Page 1: ...FILE NO SERVICE MANUAL LCD TV LCD DP42410 PRODUCT CODE No 113026104 CHASSIS NO P42410 00 SSB42TTZA1I SET P42410 01 SSB42TTZA2I SKD P42410 02 SSB42TTZA3I SKD old bezel REFERENCE No SM0945007 00 ...

Page 2: ...hod of software upgrading 5 3 Working principle analysis of the unit 15 4 Block diagram 16 5 IC block diagram 18 6 Wiring diagram 20 7 Troubleshooting guide 22 8 Schematic diagram 27 APPENDIX A Assembly list APPENDIX B Exploded View Removing or Installing the Stand ...

Page 3: ...wise bad effect 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 ...

Page 4: ...reen 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 displaying still picture in high brightness for a long time 3 Points for attention during installation 3 1 The front panel of LCD scre...

Page 5: ...te controller or Keypad button to turn on the TV a Test the pin voltage of P802 power board the data is shown in table1 Table1 voltage data of P802 For42 P802 Pin1 2 Pin3 4 Pin5 6 7 Pin8 9 Pin10 11 12 Pin13 Pin14 Pin15 Pin16 Voltage GND 22 8 25 2V GND 11 4 12 6V 4 75 5 25V On 2V 5 5V Off 0 0 5V 0 6V 2 5 5V PWM 2 5V b Test the pin voltage of P803 power board the data is shown in table2 Table2 volta...

Page 6: ...control etc Check the output of earphone and speaker Input AV SVIDEO signal and check the function Input HD signal and check the function of YPbPr Input VGA signal and check if the display is normal check the function analog control horizontal vertical center etc Input HDMI signal and check if the display is normal check the function analog control horizontal vertical center etc Preset ex factory ...

Page 7: ...exit factory mode 2 4 1 Source Calibration 4 1 1 Set the TV input source to YPbPr ASTRO 859 signal setting to PG2 program number 933 1080i PG2 mode Timing 933 and Pattern 924 100 Color Bar 4 1 2 Entering into factory Mode Press up or down key of remote control to select Auto Calibration Press OK key to start Source calibration performed automatically when finished that will show OK ...

Page 8: ...t step 4 1 2 to do source calibration 2 4 2 Color Temperature Adjustment Check 4 2 1 Set input source Set the signal generator Astro 859 timing to PG2 924 on Video YPbPr PG2 860 on HDMI and PG2 963 on PC Pattern sets 956 on all of the source Then press Astro 859 FORMAT key and key then adjust RGB value to R 204 G 204 B 204 ...

Page 9: ...1 If the x and y value are larger than specification Decrease Red drive from default value Increase Blue drive from default value If the x or y or both x and y value is are smaller than specification Decrease Blue drive from default value According to a x and y value please following adjustment of 1 or 2 1 If x value is higher than spec Decrease Red drive from default value 2 If y value is higher ...

Page 10: ...ght item from Color Temperature Warn Color Temperature Medium Color Temperature Cool Preset Channel Source Calibration Reset to Default The NVRAM Clear and Reset to Default items will have a check dialog YES and NO to do or not Push Enter key can select high light item function Press left and right can adjust value Display model name firmware version and released date on top ...

Page 11: ...ress Left or Right key to set the R G B value Press MENU or EXIT item to exit to factory mode 5 4 Time Clear Press up or down key can select high light item function Press Left Right key to select the item The timer on bottom is to record power on time for panel life It was set one time on production only 5 5 Preset Channel This is for factory to do some tests 5 6 NVRAM Clear Initialize program s ...

Page 12: ...ed items are On and Off While turn on burn in mode firmware will automatically turn off Auto power off function If there is no power supply suddenly firmware will re enter burn in mode automatically when power supply is back Pressed the Power key firmware will automatically turn off burn in mode Burn in mode Source is TV Input Configuration is Antenna and channel is NTSC channel 2 5 11 USB F W Upg...

Page 13: ...vert etc Table4 YPbPr signal format Signal mode Horizontal frequency Dot clock frequency No Signal name Resolution Vertical frequency Hz KHz MHz Remarks 1 480i 720x480 59 94 15 73 27 2 480P 720x480 59 94 31 47 27 3 720P 60 1280x720 60 45 74 25 4 1080i 60 1920x1080 60 33 75 74 25 6 4 PC VGA terminal Input PC VGA signal VG 859 signal generator separately input the signals listed in table5 and check ...

Page 14: ... Remarks 1 VGA 640 x 480 59 94 31 469 25 175 2 SVGA 800 x 600 60 317 37 879 40 3 XGA 1024 x 768 60 004 48 363 65 4 1280 x 768 59 87 47 776 79 5 5 W XGA 1360 x 768 60 015 47 712 85 5 6 SXGA 1280 x 1024 60 02 63 981 108 7 480i 720x480 59 94 15 734 27 8 480P 720x480 59 94 31 5 27 03 9 720P 60 1280x720 60 45 74 25 10 1080i 60 1920x1080 60 33 75 74 25 11 1080p 60 1920x1080 60 67 5 148 5 12 1080p 24 192...

Page 15: ...1 to bass adjust and volume control the sound signal will be transfered into digital I2S signal by scaler IC and sent to digital amplifier U5 amplifying output to speaker 3 PC YPrPb signal flow PC and the Video2 path YPbPr signal are via terminal sent to U1 A D conversion output R G B of 24 bit to back end module to digital decode image scale then send to LVDS level drive for panel display Sound s...

Page 16: ...DRII 512M Samsung K4T51163QG HCF7 Tuner Samsung DTVA50CVH1019B HDMI 2 PC Panel out Main Board HDMI 1 Keypad Audio AMP ST STA335W IF LVDS out R_out L out Composite 42 MEMC Digital audio out Coaxial Pr Pb Y Audio I2S output ANT CABLE USB Component Side HDMI IR LED Board Light Sensor PC audio audio Line Out DRV602PW S_Video ...

Page 17: ...17 Block diagram POWER 42 ...

Page 18: ...ecoding of all ATSC compliant formats JPEG decoder Decode Base line JPEG file 2D Graphics CEA 608 CEA 708 B closed caption support Display processor Video input output Full 10bit processing MPEG Noise Filter De blocking De ringing Over Drive Panel resolution up to WXGA Inputs CVBS x3 Y C x2 YPbPr x2 RGB x1 HDMI x3 Outputs 10 bit dual LVDS Audio decoder Audio input output ATSC A 52 Clear QAM compli...

Page 19: ...19 5 2 Block diagram ...

Page 20: ...20 42 Block ...

Page 21: ...GND 7 Light Sensor 7 LV0OUT3M 27 LV1CKOM 7 GND 7 GND 8 12V 8 5V 8 LV0OUT3P 28 LV1CKOP CN16 8 12V 8 GND 9 12V 9 LV0OUT2M 29 LV1OUT3M 1 MEMC SEL 0 9 12V 9 GND 10 5V 10 LV0OUT2P 30 LV1OUT3P 2 SIDA1 10 5V 10 GND 11 5V 11 GND 31 LV1OUT2M 3 MEMC SEL 1 11 5V 11 NC 12 5V 12 GND 32 LV1OUT2P 4 SICL1 12 5V 12 BL_EN 13 Power ON 13 LV0CKOM 33 LV1OUT1M 5 FR Select 13 Power ON 13 BL_ADJ 14 AC OFF Detect 14 LV0CK...

Page 22: ...22 7 Trouble Shooting 7 1 Fault clearance ...

Page 23: ...leshoot your Televison set with it doesn t display normally Each procedure offers a simple way to check for system errors Before starting ensure that there is a signal in and that the Televison is turned on 7 2 1 Power LED no light Change to new power board P N PK101V2010I SSB42T ...

Page 24: ...24 7 2 2 Has audio but no video out Change to new power board P N PK101V2010I SSB42T ...

Page 25: ...video but no audio out Have a video but no sound Check volume or Mute MUTE Cancel mute function Or adjust volume up OK Check Input source NG OK Change source device Check speaker Change speaker NG OK Change main pcb ...

Page 26: ...26 Change to new power board P N PK101V2010I SSB42T ...

Page 27: ...8 SCHEMATIC DIAGRAM ELECTRON 42 ...

Page 28: ... 0603 0805 X5R 4 7uF 16V Y5V 0 1uF 25V 0 33uF 10V 0 47uF 10V Y5V 0 1uF 50V 0 47uF 25V 1uF 16V Y5V 0 47uF 50V 0 68uF 50V 1uF 50V 3 3uF 10V 10uF 10V 1206 Y5V 4 7uF 35V 1210 Y5V 10uF 35V X5R 10uF 6 3V Page 10 C7 Debug IO FLASH ROM Page 09 C7 Audio Input Page 14 C7 Audio Out Page 04 C7 MCU Key Page 13 C7 LVDS Output Page 07 C7 VGA Input Page 12 C7 DDRII 800 Page 11 C7 Power Page 06 C7 Video Input Page...

Page 29: ... 0402 R35 1K 1 0402 NC R35 1K 1 0402 NC 1 2 C55 10nF 25V 0402 C55 10nF 25V 0402 1 2 R7 0 R7 0 R368 1K 0402 R368 1K 0402 L1 B201212K800TM L0805D L1 B201212K800TM L0805D 1 2 R297 10K 0402 R297 10K 0402 1 2 R22 1K 1206 R1206D R22 1K 1206 R1206D 1 2 C36 10nF 25V 0402 C36 10nF 25V 0402 1 2 R94 9 09K 1 0402 R94 9 09K 1 0402 1 2 C372 10uF 10V 0805 C372 10uF 10V 0805 C61 0 1uF 10V 0402 C61 0 1uF 10V 0402 ...

Page 30: ...1 2 MCU ADC SCIF0 CSIO0 BLC SCIF1 CASIF U1A R8J66977BG BGA1090 1 MCU ADC SCIF0 CSIO0 BLC SCIF1 CASIF U1A R8J66977BG BGA1090 1 GPY05 M21 GPY06 M19 GPY07 N21 GPY08 L21 GPY09 L19 GPY10 L22 GPY11 K20 GPY12 K22 GPY13 K21 GPY14 L20 GPY15 K19 GPY16 J20 GPY17 J19 GPY18 J22 GPIO0 W20 GPIO1 Y22 GPIO2 U19 MODE0 P18 SCISCK0 AB22 SCIRXD0 AB21 SCITXD0 W18 SCIRXD1 AB20 SCITXD1 AA20 SCISCK1 Y19 SRXD0 AA10 SCLK0 Y...

Page 31: ...67 4 7K 0402 1 2 C109 10uF 10V 0805 C109 10uF 10V 0805 1 2 L23 FLMA 201209 R27KT L23 FLMA 201209 R27KT 1 2 L3 0 0805 L3 0 0805 1 2 L24 TDK MLF1608DR27K L24 TDK MLF1608DR27K 1 2 C95 0 1uF 10V 0402 NC C95 0 1uF 10V 0402 NC 1 2 C92 0 33uF 10V 0402 C92 0 33uF 10V 0402 1 2 Panasonic ENV56U03D8F U10 ENV56U03D8F Panasonic ENV56U03D8F U10 ENV56U03D8F NC 1 B 2 RF AGC Monitor 3 NC 5 BT Monitor 6 SCL 9 SDA 1...

Page 32: ... FB26 KSI06033R3KA FB26 KSI06033R3KA R336 75 1 R336 75 1 C159 10pF 25V 0402 C159 10pF 25V 0402 1 2 L79 KHB0603Q300SA L79 KHB0603Q300SA 1 2 R110 390 R110 390 1 2 L72 KHB0603Q300SA L72 KHB0603Q300SA 1 2 C325 470pF 50V NC C325 470pF 50V NC 1 2 C165 0 1uF 10V 0402 C165 0 1uF 10V 0402 1 2 C175 0 1uF 10V 0402 C175 0 1uF 10V 0402 1 2 R125 75 1 R125 75 1 1 2 C163 0 1uF 10V 0402 C163 0 1uF 10V 0402 1 2 C16...

Page 33: ...0402 1 2 C194 470pF 50V NC C194 470pF 50V NC 1 2 L52 KHB0603Q300SA L52 KHB0603Q300SA 1 2 Q19 FDV301N Q19 FDV301N G D S IO11 DSUB15P CONTECK IO11 DSUB15P CONTECK 8 7 6 5 4 3 2 1 9 10 11 12 13 14 15 16 17 R168 100 R168 100 1 2 L53 KHB0603Q300SA L53 KHB0603Q300SA 1 2 R145 75 1 R145 75 1 1 2 R172 100 R172 100 1 2 R138 1K 1 0402 R138 1K 1 0402 1 2 Q20 FDV301N Q20 FDV301N G D S C185 10nF 25V 0402 C185 1...

Page 34: ...1 R190 4 7K 1 R218 27K R218 27K 1 2 IO20 NIKTTECH HDMI_SMD_V IO20 NIKTTECH HDMI_SMD_V D2 1 D2Shield 2 D2 3 D1 4 D1Shield 5 D1 6 D0 7 D0Shield 8 D0 9 CLK 10 CLKShield 11 CLK 12 CEC 13 RSD 14 SCL 15 SDA 16 GND 17 5V 18 HPD 19 G1 20 G2 21 G3 22 G4 23 R210 4 7K 0402 R210 4 7K 0402 1 2 Q25 2N7002E Q25 2N7002E D G S 1 3 D14 BAT54 1 3 D14 BAT54 R171 0 R171 0 1 2 R194 4 7K 1 R194 4 7K 1 R179 0 R179 0 1 2 ...

Page 35: ...K R131 24K 1 2 C213 0 1uF 10V 0402 C213 0 1uF 10V 0402 1 2 R323 39K R323 39K 1 2 R220 24K R220 24K 1 2 C212 4 7uF 10V 0805 C0805D C212 4 7uF 10V 0805 C0805D 1 2 R166 39K R166 39K 1 2 C204 4 7uF 10V 0805 C0805D C204 4 7uF 10V 0805 C0805D 1 2 R161 24K R161 24K 1 2 C211 4 7uF 10V 0805 C0805D C211 4 7uF 10V 0805 C0805D 1 2 R244 39K R244 39K 1 2 R199 24K R199 24K 1 2 C214 10uF 10V 0805 C0805D C214 10uF...

Page 36: ...2 1 0402 1 2 R224 22 1 0402 R224 22 1 0402 1 2 L54 B201212K800TM L0805D L54 B201212K800TM L0805D 1 2 R234 22 1 0402 R234 22 1 0402 1 2 R328 10K 0402 R328 10K 0402 1 2 R239 22 1 0402 R239 22 1 0402 1 2 R238 22 1 0402 R238 22 1 0402 1 2 R236 22 1 0402 R236 22 1 0402 1 2 R227 10K 0402 R227 10K 0402 1 2 R229 10K 0402 R229 10K 0402 1 2 R295 33 1 0402 R295 33 1 0402 1 2 R225 22 1 0402 R225 22 1 0402 1 2...

Page 37: ... 1uF 10V 0402 1 2 C248 0 1uF 10V 0402 C248 0 1uF 10V 0402 1 2 L59 B201212K800TM L0805D L59 B201212K800TM L0805D 1 2 C365 0 1uF 10V 0402 C365 0 1uF 10V 0402 1 2 C313 0 1uF 10V 0402 C313 0 1uF 10V 0402 1 2 C255 0 1uF 10V 0402 C255 0 1uF 10V 0402 1 2 L58 B201212K800TM L58 B201212K800TM 1 2 R260 6 8K 1 0402 R260 6 8K 1 0402 1 2 C364 0 1uF 10V 0402 C364 0 1uF 10V 0402 1 2 C235 10uF 10V 0805 C235 10uF 1...

Page 38: ...GA1090 1 SDCLK Y2 SDCLK_N AA1 SDRAS AB2 SDCKE W8 SDCS Y4 SDCAS AA3 SDWE W6 SDDM0 U3 SDDM1 N3 SDDQS0 U2 SDDQS1 N2 SDDQS1_N P1 SDDQ0 V2 SDDQ1 U4 SDDQ2 W1 SDDQ3 W3 SDDQ4 V4 SDDQ5 W2 SDDQ6 T4 SDDQ7 V1 SDDQ8 R1 SDDQ9 R3 SDDQ10 R2 SDDQ11 P4 SDDQ12 R4 SDDQ13 T2 SDDQ14 N4 SDDQ15 P2 VCCQ18 Y9 SDODT AA2 SDBA0 W9 SDBA1 Y6 SDA0 AB3 SDA1 W7 SDA2 W5 SDA3 AB7 SDA4 AA4 SDA5 AA6 SDA6 AB4 SDA7 AA8 SDA8 AA5 SDA9 AA7...

Page 39: ...86 10K 0402 NC R386 10K 0402 NC 1 2 C12 10uF 16V 0805 C12 10uF 16V 0805 1 2 R373 10K 0402 NC R373 10K 0402 NC 1 2 R392 10K 0402 NC R392 10K 0402 NC 1 2 CN15 A2006WV0 2X20P CN15 A2006WV0 2X20P 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 33 33 35 35 32 32 34 34 36 36 37 37 39 3...

Page 40: ...904L Q50 MMBT3904L B C E C168 47pF 50V C168 47pF 50V R304 43K 1 R304 43K 1 C155 47pF 50V C155 47pF 50V C200 0 1uF 10V 0402 C200 0 1uF 10V 0402 C206 1uF 16V C206 1uF 16V L77 KSI0603R56KA L77 KSI0603R56KA 1 2 C113 22pF 50V 0402 NC C113 22pF 50V 0402 NC 1 2 C170 47pF 50V C170 47pF 50V R353 100K R353 100K 1 2 R188 15K 1 R188 15K 1 R175 10K R175 10K R331 2 2K R331 2 2K 1 2 R300 22 1 0402 R300 22 1 0402...

Page 41: ...A2001WV2 4P 4 3 2 1 C45 1uF 50V 0805 C45 1uF 50V 0805 R34 0 R34 0 C712 0 1uF 50V C712 0 1uF 50V C698 0 1uF 50V C698 0 1uF 50V C1 0 1uF 50V C1 0 1uF 50V U5 STA335W U5 STA335W GND_SUB 1 SA 2 TEST_MODE 3 VSS 4 VCC_REG 5 OUT2B 6 GND2 7 VCC2 8 OUT2A 9 OUT1B 10 VCC1 11 GND1 12 OUT1A 13 GND_REG 14 VDD 15 CONFIG 16 OUT3B 17 OUT3A 18 OUT4A 19 OUT4B 20 VDD_DIG 21 VSS_DIG 22 POWRDN 23 VDD_PLL 24 FILTER_PLL 2...

Page 42: ...SCHEMATIC DIAGRAM POWER 42 P42410 00 ...

Page 43: ... P802 GND Dim Inv PWR ACD 24V 12V 5V ACD GND 24Vaud R101 P801 S2 S2 S4 S4 ZD201 ZD202 D206 D207 P801 1 P801 3 L N T101 7 CY103 CX101 SECONDARY R227 C213 R217 C212 TH101 Q203 R235 D204 D205 P4 R243 R233 S5 VS101 R529 R225 C101 Q102 Q101 C103 T101 2 T101 4 C102 R123 R102 Q103 D103 R121 R122 R103 R104 R127 D105 C106 ZD101 R126 Q104 D104 R124 R125 C104 C108 Reg 8 FB 3 N C 12 VCC 2 Vsen 1 CSS 5 RC 7 SG...

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Page 47: ...CANADA SERVICE MANUAL CHANGE LIST DATE Page VERSION CHANGE ITEM ...

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