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Sanyo DP50749 - 50" Plasma TV, Service Manual, Page: 4 / 48

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Sanyo DP50749 - 50

 
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Summary of Contents for DP50749 - 50" Plasma TV

Page 1: ...SW84 SW82 The IC 5750A you receive will have software 84 installed in it If P42840 03 SW84 SW82 IC 5700 s manufacture is Quimonda or TV is a 52 then the P42840 04 SW84 SW82 software will need to be changed with the use of a USB drive P46840 01 SW84 SW82 P46840 02 SW84 SW82 Note Only use this software in the Sanyo TVs listed If used in wrong chassis it could cause TV not to come P50740 01 SW84 SW82...

Page 2: ...CN2000 a small screw works good to short all together 3 K8P Connector These pins must be shorted together p 1 3 p 2 7 Shorting these pins together will automatically energize the panel after AC power has been applied in step 4 below 4 AC power must be applied to panel Power cord can still be attached to AC Filter or power can be applied directly to CN800s on SMPS recommend that AC Filter still be ...

Page 3: ... 1 2 ...

Page 4: ... 4 ...

Page 5: ...Service Manual If the Original Version Service Manual Chassis No does not match the unit s additional Service Literature is required You must refer to Notices to the Original Service Manual prior to servicing the unit Servicing should be performed by only trained and qualified service personnel Contents SAFETY INSTRUCTIONS 2 SERVICE ADJUSTMENTS 3 ON SCREEN SERVICE MENU 4 POWER FAILURE CIRCUIT 5 ME...

Page 6: ...test with the receiver power plug reversed NEVER RETURN A RECEIVER TO THE CUSTOMER WITHOUT TAKING THE NECESSARY CORRECTIVE ACTION PRODUCT SAFETY NOTICE When replacing components in a receiver always keep in mind the necessary product safety precautions Pay special attention to the replacement of components marked with a in the parts list and in the schematic diagrams To ensure safe product operati...

Page 7: ...u will now appear The remote can now be used to make adjustments See Figure 1 below 2 Service Adjustments Press the Cursor and key to select the desired service menu item you want to adjust See page 4 for the On screen Service Menu Use the Cursor or key to adjust the data The or key will increase or decrease the data sequentially 3 Exit from the Service Menu Press the MENU key to turn off the Serv...

Page 8: ...adecimal 00 See 087 above If this program code is wrong the TV will not operate properly Note 2 Option Data 2 NO 088 OP2 should be hexadecimal 3D See 088 above If this program code is wrong the TV will not operate properly No Title Initial Data Note 1A0 MUTE A0h Audio mute at Power ON 086 VOL 30h Volume setup inspection 087 OP1 00h Option 1 Data HDMI 088 OP2 3Dh Option 2 Data Display Panel 101 1R0...

Page 9: ...re as described below Refer to Block Diagram Power Lines This unit is equipped with a Power Failure Detector function included in the CPU which checks for an abnormal condi tion in the chassis power supplies If while the power is on a failure is caused by any of the following that results in a low voltage supply the CPU will turn the unit off in 1 5 seconds to prevent further damage Failure within...

Page 10: ...es several different kinds of screws Using the correct screw is necessary to prevent damage Lead wires must be redressed to their previous locations after servicing The Earth sheet and gasket are provided to prevent interference to other radio and television receivers The Earth sheet and gasket should be returned to its previous position after servicing BACK CABINET REMOVAL Remove 33 screws to tak...

Page 11: ...2 4 4 F D D D E E Nut Tuner F F F F Main Board MECHANICAL DISASSEMBLY CONT ELECTROSTATICALLY SENSITIVE DEVICES Many solid state devices especially Integrated Circuits are Electrostatically Sensitive and therefore require special handling techniques as described under Servicing Electrostatically Sensitive Devices on page two in this service literature ...

Page 12: ...s A 4x10 to take off each speaker H A A Speaker A A RC LED Board KEY SW Board D A A A A A A A A I I MECHANICAL DISASSEMBLY CONT FILTER GLASS REMOVAL 1 Take the connectors of below lead wire off control Board Main Board K8CTR Speakers Main Board KSP 2 Remove 10 screws A 4x10 8 pcs I 4x8 2 pcs to take the panel module and panel holders Mounting Frames with boards off Continued ...

Page 13: ...01 2 Remove 6 screws J 4x14 from the panel holders Mounting Frames to take the panel module off 3 Remove 8 screw I4x8 to take off each mounting panel 4 pcs 3 Remove 18 screws F3x6 to take the mounting filter 6 pcs and filter glass off F F F F F F F F F F F F F F F F F F Mounting Filter Filter Grass J J J J J J Mounting Frame Mounting Panel under the Mounting Frame 4pcs ...

Page 14: ...GRAM DESIGNATE COMPONENTS IN WHICH SAFETY CAN BE OF SPECIAL SIGNIFICANCE IT IS PARTICULARLY RECOMMENDED THAT ONLY PARTS DESIGNATED ON THE FOLLOWING PARTS LIST BE USED FOR COMPONENT REPLACE MENT DESIGNATED BY A NO DEVIATIONS FROM RESISTANCE WATTAGE AND VOLTAGE RATINGS MAY BE MADE FOR REPLACEMENT ITEMS DESIGNATED BY A Schematic Location Part No Description Schematic Location Part No Description Note...

Page 15: ...C 0 1U Z 50V C1610 CC1H221JLZCNG CERAMIC 220P J 50V C1611 CK1H104ZLZFNG CERAMIC 0 1U Z 50V C1612 CK1A105KLZBNG CERAMIC 1U K 10V C1613 CK1E103KMNBNG CERAMIC 0 01U K 25V C1614 CK1H103KLZBNG CERAMIC 0 01U K 50V C1615 CK1H103KLZBNG CERAMIC 0 01U K 50V C1617 CK1H103KLZBNG CERAMIC 0 01U K 50V C1618 CK1E103KMNBNG CERAMIC 0 01U K 25V C1619 CK1A105KLZBNG CERAMIC 1U K 10V C1620 CEXLB0J102VDJ ELECT 1000U M 6...

Page 16: ... K 6 3 C5579 CK0J105KMNBNG CERAMIC 1U K 6 3 C5580 CK0J105KMNBNG CERAMIC 1U K 6 3 C5581 CK1C104KMNBNG CERAMIC 0 1U K 16V C5582 CK0J105KMNBNG CERAMIC 1U K 6 3 C5583 CK0J105KMNBNG CERAMIC 1U K 6 3 C5584 CK1E103KMNBNG CERAMIC 0 01U K 25V C5585 CK0J105KMNBNG CERAMIC 1U K 6 3 C5586 CK0J105KMNBNG CERAMIC 1U K 6 3 C5587 CC1H120JLZCNG CERAMIC 12P J 50V C5588 CK0J105KMNBNG CERAMIC 1U K 6 3 C5589 CK0J105KMNB...

Page 17: ...CK1H102KLZBNG CERAMIC 1000P K 50V C6131 CK1H102KLZBNG CERAMIC 1000P K 50V C6133 CC1H120JLZCNG CERAMIC 12P J 50V C6134 CC1H120JLZCNG CERAMIC 12P J 50V C6135 RGFR000ZTCANL MT GLAZE 0 000 ZA 1 10W C6136 RGFR000ZTCANL MT GLAZE 0 000 ZA 1 10W C6207 CEXLB1H100VDJ ELECT 10U M 50V C6208 CK1H104ZLZFNG CERAMIC 0 1U Z 50V C6223 CK1A105KLZBNG CERAMIC 1U K 10V C6250 CK1H104ZLZFNG CERAMIC 0 1U Z 50V C6251 CK1H1...

Page 18: ...052 HEAT SINK SHEET N7BE IC5700 QXXAVD134 M IC K4T51163QG HCF8 QXXAVD057 P IC HYB18TC512160CF 1 9 IC5730 QXXAVD076 G IC PQ018EHS2ZPH IC5750 QXXAAJQ0972 IC HY27US08561A N7AE IC5750A QXXAVD058 M IC HY27US08561A IC5900 QXXAVD046 P IC XC6108N28AMR IC6250 QCS4352 CZZ P IC CS4352 CZZ IC6270 QPCM1808PWR P IC PCM1808PWR IC6300 QNJM4558M P IC NJM4558M TE2 QBA4558RF E2P IC BA4558RF E2 IC6501 QXXAVC986 P IC ...

Page 19: ...GAR47JG INDUCTOR 0 47U J L6132 1AV4L2GAR47JG INDUCTOR 0 47U J L6250 1LB4L26B0740G INDUCTOR 220 OHM L6251 1AV4L2FB3R3MG INDUCTOR 3 3U M L6252 1AV4L2FB3R3MG INDUCTOR 3 3U M L6301 RGFR000ZTAANL MT GLAZE 0 000 ZA 1 10W L6305 1AV4R1D30R04G R NETWORK 0X4 1 32W L6306 1AV4R1D30R04G R NETWORK 0X4 1 32W L6307 1AV4R1D30R04G R NETWORK 0X4 1 32W L6602 RGFR000ZTAANL MT GLAZE 0 000 ZA 1 10W TRANSISTORS Q001 TXXL...

Page 20: ...8A1R P TR 2SC3928A1R T2SC3928A1S P TR 2SC3928A1S Q6530 T3LN01C E P TR 3LN01C TB E Q6553 TXXLBB006 P TR MMBTSC3928R T2SC3928A1R P TR 2SC3928A1R T2SC3928A1S P TR 2SC3928A1S Q6560 T3LN01C E P TR 3LN01C TB E Q6584 TXXLBB006 P TR MMBTSC3928R T2SC3928A1R P TR 2SC3928A1R T2SC3928A1S P TR 2SC3928A1S Q6600 TXXLBB006 P TR MMBTSC3928R T2SC3928A1R P TR 2SC3928A1R T2SC3928A1S P TR 2SC3928A1S RESISTORS R009 RGF...

Page 21: ...JTCANL MT GLAZE 220K JA 1 10W R1045 RGF1000JTCANL MT GLAZE 100 JA 1 10W R1046 RGF3303JTCANL MT GLAZE 330K JA 1 10W R1047 RGF1503JTCANL MT GLAZE 150K JA 1 10W R1048 RGF2203JTCANL MT GLAZE 220K JA 1 10W R1049 RGF1000JTCANL MT GLAZE 100 JA 1 10W R1050 RGF3303JTCANL MT GLAZE 330K JA 1 10W R1051 RGF1503JTCANL MT GLAZE 150K JA 1 10W R1052 RGF2203JTCANL MT GLAZE 220K JA 1 10W R1053 RGF1000JTCANL MT GLAZE...

Page 22: ...7 RGF1001JTCANL MT GLAZE 1K JA 1 10W R2404 RGFR000ZTCANL MT GLAZE 0 000 ZA 1 10W R2405 RGFR000ZTCANL MT GLAZE 0 000 ZA 1 10W R2406 RGF1503JTCANL MT GLAZE 150K JA 1 10W R2407 RGF2203JTCANL MT GLAZE 220K JA 1 10W R2408 RGF1503JTCANL MT GLAZE 150K JA 1 10W R2409 RGF2203JTCANL MT GLAZE 220K JA 1 10W R2410 RGF1000JTCANL MT GLAZE 100 JA 1 10W R2411 RGF1000JTCANL MT GLAZE 100 JA 1 10W R2414 RGF3303JTCANL...

Page 23: ...680 JA 1 10W R5815 RGF6800JTCANL MT GLAZE 680 JA 1 10W R5817 RGF6800JTCANL MT GLAZE 680 JA 1 10W R5819 RGF6800JTCANL MT GLAZE 680 JA 1 10W R5822 RGF6800JTCANL MT GLAZE 680 JA 1 10W R5823 RGF6800JTCANL MT GLAZE 680 JA 1 10W R5824 RGF6800JTCANL MT GLAZE 680 JA 1 10W R5826 RGF1001JTCANL MT GLAZE 1K JA 1 10W R5827 RGF1001JTCANL MT GLAZE 1K JA 1 10W R5828 RGF1001JTCANL MT GLAZE 1K JA 1 10W R5833 RGF100...

Page 24: ...ZE 22K JA 1 10W R6526 RGFR000ZTCANL MT GLAZE 0 000 ZA 1 10W R6527 RGFR000ZTCANL MT GLAZE 0 000 ZA 1 10W R6528 RGF1002JTCANL MT GLAZE 10K JA 1 10W R6529 RGF1002JTCANL MT GLAZE 10K JA 1 10W R6530 RGF1002JTCANL MT GLAZE 10K JA 1 10W R6531 RGF1002JTCANL MT GLAZE 10K JA 1 10W R6532 RGF4701JTCANL MT GLAZE 4 7K JA 1 10W R6535 RGF4701JTCANL MT GLAZE 4 7K JA 1 10W R6539 RGF4702JTCANL MT GLAZE 47K JA 1 10W ...

Page 25: ...LLANEOUS A3900 1AV4U20C11701 UNIT REMOCON RECEIVER A6100 1AV4F1BAZ0100 TUNER U V EL901 1AV4T44B02600 PDP MODULE EL902 1AV4Z12B56600 OPTICAL FILTER K_JIGU 1AV4J11EG151N SOCKET 15P K1003 1LB4J31B01101 TERMINAL BOARD K1004 1LB4J12B11700 JACK RCA 9 K1005 1LB4J12B11600 JACK RCA 6 K19CTR 1AV4J10AV083N PLUG 8P K19K 1AV4J10AR061N PLUG 6P K2401 1LB4J12B11900 JACK PHONE D3 6 K2402 1LB4J11B0630N SOCKET D SUB...

Page 26: ...1025 C1601 C1026 C1027 C1603 R5843 L5533 C1028 1 4 5 8 Q1600 R5650 8 5 4 1 IC6200 C1029 C1605 R5651 R5846 C1606 R5847 R5848 R5654 R5849 R1005 R6401 R5655 R1006 C1030 L5730 R6210 C1800 C1031 R1009 L5731 C1801 C1032 L5732 R6212 C1802 C1033 L5733 R1200 R5850 R1201 Q1801 Q1802 R1202 C1806 Q1803 R1203 R6217 C1807 Q1804 C1614 R5660 R6218 C1808 R1205 R1011 C1615 R5661 C1809 Q1805 R6601 R1012 C1616 Q1806 ...

Page 27: ...504 L5505 C6202 C6203 IC804 C6204 R5819 L5509 C6206 C5652 C5653 R5820 Q1001 L5511 Q1002 C5656 C5657 L5513 R5824 C5658 L5514 C5659 L5515 Q1005 L5516 L5517 R5828 L5518 Q1008 L5519 SH11 Q1009 SH12 SH13 SH14 Q6600 L5520 Q1010 L5521 Q1011 R5832 L5522 Q1012 R5833 L5523 R5834 L5524 L5525 C6611 R6202 R6204 R6205 R6206 R6207 R6208 Q1601 Q1602 R5652 Q1603 R5653 Q1604 R5656 R5657 R5658 R5659 R6211 C1803 R621...

Page 28: ...3PIN 8PIN L1901 1 6 K19KA 1 3 K19CTRA 1 8 K19CTR SW1901 SW1902 SW1903 SW1904 SW1905 1 6 K19K A30C5 CONTROL BOARD SOLDER SIDE PWB RC_LED PART SIDE PWB RC_LED N7AE 1AA4B10N2320B D3900 K39K 1 6 K39KA 1 6 Q3901 A3900 A30C5 PWB RC_LED N7AE 1AA4B10N2320B D3900 K39K 1 6 K39KA 1 6 Q 3 9 0 1 A3900 R3904 R3911 C3907 R3909 R3908 R3910 R3905 R3912 R3903 R3901 R3900 R3907 R3902 D3903 C3902 D3905 D3901 C3904 D3...

Page 29: ...REG_SW1N 64 3 6 7 8 5V P813 K8B DP50749 50 J4FF BLOCK DIAGRAM POWER LINES P5V 15V 15V 9 12 13 D1651 D1674 Audio Amp IC001 9 P FAIL AUDIO_POW 9V 4 5 IC1660 D1660 P FAIL 3 REG_SW2 D1 8V 1 3 6 IC1640 2 REG_SW3N D1 8V_DDR 1 3 6 IC5730 2 REG_SW3N 1 2 IC1670 5 Q1670 REG_SW3N P121 K8P 3 2 5 DROP_5V Q1640 Q5730 P FAIL D1633 D1632 D3 3V D3 3V REG_SW1N P FAIL D1 1V 4 6 IC1610 IC1630 4 5 8 Q1600 14 2 REG_SW3...

Page 30: ... IC6561 Q1203 Q5802 5804 Q5806 5808 Q1202 5V D3 3V 9V 1 4 27 30 60 52 5 6 3 4 19 20 18 B21 C14 A14 Y21 Y22 AD9 AB12 AE7 EEPROM RC_IN KEY_IN M_MUTE Front Control Control Power Unit Panel AC in 120V RESET IC5900 IC801 IC1801 17 LED_ON1 Q1801 21 PC_LED_ON Q1802 25 LED_ON1 IC2404 26 IC2405 IC2402 IC2401 5V_STBY L 1 R 7 25 31 42 36 7 3 L 18 R 15 Line Output AMP L R Speaker AUDIO DAC IC6250 IC5700 IC630...

Page 31: ... 27 IC BLOCK DIAGRAMS IC001 Audio AMP ...

Page 32: ... 28 IC1660 DC to DC Converter IC BLOCK DIAGRAMS CONT IC801 EEPROM ...

Page 33: ... 29 IC1670 DC to DC Converter IC1640 DC to DC Converter ...

Page 34: ... 30 IC5500 Block Diagram IC BLOCK DIAGRAMS CONT ...

Page 35: ... 31 IC6601 USB Protection IC6300 Low output Amplifier ...

Page 36: ... 32 IC5700 DDR Double Data Rate SDRAM IC BLOCK DIAGRAMS CONT IC6502 I2C SELECTOR ...

Page 37: ... 33 TROUBLESHOOTING FLOW CHARTS NO POWER ...

Page 38: ...0 AV2 only Terminal Y IC5500 AD15pin Y Terminal Pb IC5500 AE8pin Pb Terminal Pr IC5500 AD11pin Pr Parts Around IC5500 AV3 only Component 480i 480p 720p 1080i Component 480i 480p 720p 1080i Check Line IC5500 PDP Panel RGB Parts Around IC5500 Screen Controller PDP Panel Wire K5LVDS To PDP Panel HDMI 1 2 3 only HDMI1 Terminal IC5500 HDMI2 Terminal IC5500 HDMI3 Terminal IC5500 Parts Around IC5500 Chec...

Page 39: ...1 Terminal IC1200 14pin L 5pin R AV2 Terminal IC1200 15pin L 2pin R AV3 Terminal IC1200 11pin L 4pin R PC Terminal IC1200 12pin L 1pin R AV1 AV2 AV3 PC only IC1200 3pin IC6270 14pin R IC1200 13pin IC6270 13pin L Parts Around IC1200 Audio SW IC6270 Audio ADC Monitor Out only Line Line Check Line Check Line Check Line IC6300 1pin L Monitor Out Terminal IC6300 7pin R Monitor Out Terminal Parts Q1001 ...

Page 40: ...1IN Power Fail 2 IN IN LVDS Power Fail input for LCD model no used at PDP model Setting output mode 24 P25 INT5 T1IN AMP STBY OUT AMP Standby control Stanby Low Power on High 25 P26 INT5 T1IN HS_DET IN Detect H Sync Detect High PC Input 26 P27 INT5 T1IN VS_DET IN Detect V Sync Detect High PC Input 27 PB7 RESET_TV OUT for DM Watch Dog Timer 28 PB6 Boot_SEL1 OUT Starting DM S W download SEL1 See Tab...

Page 41: ...XT2 Xout OUT 32 678KHz X tal output for clock timer 56 VSS1 Vss IN GND 0Vdc 57 CF1 AN12 Xti IN Main clock input 8MHz ceramic oscillator 58 CF2 AN13 Xto OUT Main clock output 8MHz ceramic oscillator 59 VDD1 Power IN IN VDD1 5Vdc 10 60 AN0 Key in IN Panel switch input 61 AN1 Reserve IN GND 62 P82 PANEL READY IN Panel Ready for PDP OK High NG Low only PDP 63 P10 VS ON OUT VS ON for PDP ON High OFF Lo...

Page 42: ...ing 8VSB QAM Demod BTSC Decoder AC 3 Decoder Power On Off Line Out VCC cont Power for BL Power for T CON Audio mute TV CPU EEPROM HDMI2 HDMI3 TMDS DDC TMDS DDC TMDS I2 C Synch detect VGA H V X243 S Detect EEPROM EEPROM EEPROM Video2 Component Video3 Component Video1 Audio Video2 Audio Video3 Audio shared with DVI in USB2 0 USB1 1 PHY 54 1MHz EEPROM Audio circuit is under consideration Xilleon inte...

Page 43: ... than 1 are in pF 5 All capacitors are 50 WV rating unless oterhwise noted 6 Unless otherwise noted on schematic voltage reading taken with VOM from point indicated to chassis ground Voltage reading taken using color bar signal VHF channel 5 all controls at normal Line voltage at 120 volts Some voltages may vary with signal strength 7 Waveforms were taken with color bar signal and controls set for...

Page 44: ... 40 IC DIODE AND TRANSISTOR PIN LAYOUTS ...

Page 45: ...13 1997 3 CR5000 JIS A1 SCL CHASSIS RUN NO LOT NO PLOT DATE ORIGINAL MODEL PAGE CIR EI NO REVISED DATE CHASSIS CIRCUIT NAME MK SD CODE MODEL NO FACTORY MODEL NO DP50749 50 J4FF YX6 E 0SDJ4FF 01 01 1 fpd2008 us1k 0sd sd 0sd50 cir 101 2009 02 16 09FF0052 POWER VOL VOL CH CH FROM MAIN UNIT K8CTR GND X L1901 X C1910 K19CTR_1 1 10GJ1KC R1907 1 10GJ 2 2KC R1902 1 10GJ 3 9KC R1903 1 10GJ 1 8KC R1901 1 10...

Page 46: ...ypropylene T Tantalum K Ceramic H MT Composite P NP Electrolytic M MT Polypropylene RESISTOR Example 6 Y K 4 7 D 0 5 F 1 G 2 J 5 Value code K 10 Tolerance code M 20 Material code F Fusible Wattage rating N Metalized Carbon S Oxide Metalized Y Wire Wound C Solid D Carbon Film W Wire Wound April 2009 SMC Published in Mexico For parts or service contact Sanyo Manufacturing Corporation P O Box 2000 33...

Page 47: ... R1807 J10AU085N K8CTR 1 5V_STBY 2 GND 3 KEY_IN 4 RV_IN 5 LED_ON 6 PC_LED_ON 7 L_SENSOR 8 GND X C810 X R889 1 10GJ1KC R800 K802_G GND K802_5 K8CTR_4 1 10GJ 100KC R887 GND CEC X C1803 VS_ON QXXAVC986P IC801 QXXAVC837P LE24C023M EP 1 NC 2 NC 3 NC 4 GND 5 SDA 6 SCL 7 NC 8 VDD KZ0 1LZF C1801 IIC05 1 10GJ10KC R1805 GND REG_SW2 REG_SW1N 1 10GJ100KC R858 X K8FRA 1 5V_STBY 2 GND 3 KEY_IN 4 RC_IN 5 LED_ON ...

Page 48: ...0 DDC_SDA_B 1 10GJ10KC R6531 TXXAVB021K Q6511 1 S1 2 G1 3 D2 4 S2 5 G2 6 D1 SCL_B SDA_B DDC_SCL_C 1 10GJ10KC R6560 DDC_SDA_C 1 10GJ10KC R6561 TXXAVB021K Q6512 1 S1 2 G1 3 D2 4 S2 5 G2 6 D1 SCL_C SDA_C HDMI_A_5V HDMI 5V_A 3LN01C EP Q6500 D3 3V 1 10GJ 4 7KC R6502 GND X C6500 GND HDMI 5V_B HDMI_B_5V X C6530 3LN01C EP Q6530 GND GND 1 10GJ 4 7KC R6532 D3 3V X C6560 D3 3V 1 10GJ 4 7KC R6562 GND GND HDMI...

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