Mitsubishi Electric HD-4001, Service Manual

Page 1: ...Usage 82W Frequency Range VHF 54 470MHz UHF 470 806MHz Analog Cable 1 125 Digital Cable 1 135 Antenna Input 2 RF 75Ω unbalanced Tuning 1 NTSC ATSC QAM 1 CableCARD Slot 1 NTSC for PIP Cabinet Dimensions 17 W x 3 7 H x 17 25 D Weight 12 8 lbs Analog Input VIDEO IN JACK RCA Type Levels 1 0Vp p 75Ω unbalanced AUDIO IN JACK RCAType 4 7dBm 43kΩ unbalanced S VIDEO IN JACK Y C separate type Y 1 0 Vp p C 0...

Page 2: ......

Page 3: ...ransfering data 17 Adjustment Items List 17 Adjustment Procedures 18 Test Points 18 Main Y Gain 18 Sub Y Gain 19 Sub Picture Offset 19 CHIP PARTS REPLACEMENT 20 REPLACEMENT PARTS 21 Parts Ordering 21 Critical and Warranty Parts Designation 21 Parts Tolerance Codes 21 SERVICE PARTS LIST 22 CIRCUITRY BLOCK DIAGRAMS 31 Standby Power Supplies 31 PWB DM Power Supplies 32 PWB SIGNAL Switched Power Suppl...

Page 4: ...OL MV Decoder 2 TERMINAL 1 TERMINAL 2 Inputs Outputs 3 SIGNAL 1 Video Switch 4 SIGNAL 2 Decoder Switch 5 SIGNALS 3 Micro 6 SIGNAL 4 TVGO 7 SIGNAL 5 MPEG Encoder 8 SIGNAL 6 HDMI RX 9 SIGNAL 7 HDMI TX 10 SIGNAL 8 Video Output 11 SIGNAL 9 IR232 12 TUNER 1 ATSC NTSCTuner 13 TUNER 2 MainATSC NTSC Demodulators 14 PWB LAYOUT DIAGRAMS 15 ...

Page 5: ...st points PRODUCT SAFETY NOTICE Many electrical and mechanical parts in television receivers have special safety related characteristics These charac teristics are often not evident from visual inspection nor can the protection afforded by them necessarily be obtained by using replacement components rated for higher voltage wattage etc Replacement parts which have special safety characteristics ar...

Page 6: ...o AC plug prongs Connect one lead of an ohm meter to the AC plug and touch the other lead to each exposed metal part i e antennas handle bracket metal cabinet screw heads metal overlay control shafts etc particularly any exposed metal part that has a return path to the chassis The resistance of the exposed metal parts having a return path to the chassis should be a minimum of 1Mega Ohm Any resista...

Page 7: ...MODELS HD 4001 Page 7 PWB LOCATION PWB CONTROL PWB POWER FAN PWB CARD READER PWB SIGNAL Top PWB TERMINAL1 PWB DM Under Signal PWB TERMINAL2 PWB TUNER ...

Page 8: ...Page 8 MODELS HD 4001 DISASSEMBLY TOP COVER REMOVAL Top Cover ...

Page 9: ...MODELS HD 4001 Page 9 PWB SIGNAL PWB SIGNAL PWB TERMINAL1 PWB TERMINAL2 TERMINAL PWB REMOVAL SIGNAL PWB REMOVAL ...

Page 10: ...Page 10 MODELS HD 4001 SIGNAL BRACKET REMOVAL SIGNAL BRACKET PWB Support Post FAN ...

Page 11: ...MODELS HD 4001 Page 11 REAR PANEL REMOVAL FAN PWB ...

Page 12: ...Page 12 MODELS HD 4001 CARD READER REMOVAL Front Cover Control PWB Front bracket FRONT BRACKET FRONT COVER PWB CONTROL Remove Lower snaps first FRONT PANEL REMOVAL ...

Page 13: ...illoscope Unless otherwise specified use 10 1 probes Signal Generator both SD and HD capable Test Signal A Monoscope Signal Note If you do not have a monoscope signal source connect the unit to a VCR and play a Monoscope alignment tape Part Number 859C568060 B Color Bar Signal Use the color bar signal shown below unless otherwise specified in this manual Monoscope Signal ...

Page 14: ...ing Manual Programs Not Rated Enable Video Mute On Time 12 00AM Movie Rating PG Back Light 100 Date 1 01 00 V Chip Time TV Volume 30 Time Zone Eastern Start 12 00pm PIP Source Ant 1 003 Daylight Savings Time Applies Stop 12 00pm PIP Position Lower Right Timer POP Position Right Half Lock by Time Off PIP POP Format Double Window Analog Captions On if Mute Lock Time 12 00pm Format Stretch Antenna Me...

Page 15: ...s the value of the MSD tens digit of the Error Code The flashing then pauses for approximately 1 2 second The LED then flashes indicating the value of the LSD ones digit of the Error Code The Error Code is repeated a total of 5 times Example If the Error Code is 23 the LED will flash two times pause and then flash three times 4 Error Codes The Error Code designations indicating malfunction or no m...

Page 16: ...NTER changes in adjustment data are not saved 6 Terminating the circuit adjustment mode Press the MENU button on the remote hand unit twice to terminate the adjustment mode Note The adjustment mode can be also terminated by turning the power off CIRCUIT ADJUSTMENTS Electrical Adjustments Electrical Adjusments are performed in Service Adjustment Mode 1 Activating the adjustment mode 1 Press the MEN...

Page 17: ...in control 0 31 5 18 UPDS Sub Pb Pedestal adjustment 0 15 7 19 VPDS Sub Pr Pedestal adjustment 0 15 7 Transferring Data 1 Enter the Service Adjustment Mode Press MENU 2 4 5 7 2 Press 0 when in the Service Mode Three choices appear at the top of the screen 3 User UP DN keys to highlight the desired choice the Press ENTER Display Description Backup DVC files to CF Copies Alignment data to compact fl...

Page 18: ...ect analog source main picture brightness level Oscilloscope TPMY Color bars External Input 1 Supply a Color Bars with 100 white signal to an External Input 2 Connect a scope to TPY 3 Enter the Alignment Mode MENU 2 4 5 7 4 Select the MMTX function AUDIO button 5 Select adjust item 14 YDRM VIDEO button 6 Set the data so the waveform at TPY is 0 7 Vp p 0 03 Vp p ADJUST buttons 7 Press ENTER to save...

Page 19: ...D9883A function AUDIO button 5 Select item 12 ROFF and 14 BOFF VIDEO button 6 Set the data fore items 12 and 14 so the sub picture white is close to that in the main picture ADJUST buttons 7 Press ENTER to save data 8 Press MENU twice to exit the service mode Video Circuit 2 Sub Y Gain To set the sub picture Y level Incorret analog source sib picture brightness level Oscilloscope TPSY Color bars E...

Page 20: ...o new chip parts 5 Avoid using a rubbing stroke when soldering 6 Take care not to scratch or damage the chip parts when soldering 7 Supplementary cementing is not required Chip Parts Removal Resistors Capacitors etc 1 Grasp the part with tweezers Melt the solder at both sides alternately and remove one side of the part with a twisting motion 2 Melt the solder at the other side and remove the part ...

Page 21: ...ranty Parts Designation Critical Electrical Components are indicated by Bold Type in the Parts List and in the schematic diagrams by shading Warranty Return Parts are indicated in the Parts List with an Parts Tolerance Codes Refer to the following chart for tolerance characteristics of electrical components MARK B C D F G J K Tolerance 0 1 0 25 0 5 1 2 5 10 MARK M N V X Z P Q Tolerance 20 30 10 40...

Page 22: ...C MOS PIC18F252T I SO030 IC7P03 263P154010 IC C MOS SN74HC132DB IC7P04 271P023010 IC SN74CBTD1G125DBVR IC7P30 275P718010 IC C MOS TC74HC4053FT IC7P31 271P023010 IC SN74CBTD1G125DBVR IC8001 276P030030 IC C MOS 215H31AGA12H IC8002 270P706020 IC MAX823REUK IC8003 276P064010 IC C MOS SN74LVC1G125DBV IC8004 276P064010 IC C MOS SN74LVC1G125DBV IC8101 271P033010 IC LP2996MRX IC8102 276P029020 IC C MOS NT...

Page 23: ...03 261P114010 TR 2SA1585STPR Q8800 261P026010 TR 2SC3356 DIODES D2301 262P805050 D CHIP UDZS5 1B D2770 262P805050 D CHIP UDZS5 1B D2H01 262P075010 DIODE RSB6 8S D2H02 262P075010 DIODE RSB6 8S D5A65 262P802010 D CHIP 1SS302 D5A66 262P802010 D CHIP 1SS302 D7A00 264P828010 D CHIP DAN202U MA142WK D7K21 268P110010 PHOTO DIODE SFH2505FA D7K22 264P045080 DIODE 1S2076A 1S2471OM D7L20 262P075010 DIODE RSB6...

Page 24: ...241030 COIL CHIP 10MH K L2M71 325C461080 COIL PEAKING 27MH K L2M77 325C241030 COIL CHIP 10MH K L2M81 409P777080 EMI F CHIP BLM21P221S L3A01 409P777080 EMI F CHIP BLM21P221S L3A02 409P777080 EMI F CHIP BLM21P221S L3A04 409P777080 EMI F CHIP BLM21P221S L3A05 409P777080 EMI F CHIP BLM21P221S L3A07 409P777080 EMI F CHIP BLM21P221S L3A08 409P777080 EMI F CHIP BLM21P221S L3A09 409P777080 EMI F CHIP BLM2...

Page 25: ...40060 COIL RF 2 7MH M L81A2 351P250010 COIL CHOKE GSTC6018 100M L81A3 409P777080 EMI F CHIP BLM21P221S L81A4 321C140060 COIL RF 2 7MH M L81A5 321C140060 COIL RF 2 7MH M L81A6 409P777080 EMI F CHIP BLM21P221S L81A7 409P865080 EMI F CHIP BLM18PG6 L81A8 409P777080 EMI F CHIP BLM21P221S L8202 409P777080 EMI F CHIP BLM21P221S L8203 409P777080 EMI F CHIP BLM21P221S L8206 351P265010 COIL CHOKE CHIP ACM20...

Page 26: ...CNF20C470S CKD510JB1H470S LC208 409P876020 EMI F CHIP CNF20C470S CKD510JB1H470S LC8001 409P945010 EMI F CHIP NFL21SP506X13CD LC8002 409P945010 EMI F CHIP NFL21SP506X13CD LC81A1 409P945010 EMI F CHIP NFL21SP506X13CD LC8300 409P945010 EMI F CHIP NFL21SP506X13CD LC8301 409P945010 EMI F CHIP NFL21SP506X13CD LC8302 409P945010 EMI F CHIP NFL21SP506X13CD LC8303 409P945010 EMI F CHIP NFL21SP506X13CD LC830...

Page 27: ...04010 VARISTOR CHIP 0603 PULSE GUARD RV5A25 265P804010 VARISTOR CHIP 0603 PULSE GUARD RV5A27 265P804010 VARISTOR CHIP 0603 PULSE GUARD RV5A28 265P804010 VARISTOR CHIP 0603 PULSE GUARD RV5A30 265P804010 VARISTOR CHIP 0603 PULSE GUARD RV5A31 265P804010 VARISTOR CHIP 0603 PULSE GUARD RV9D00 265P100020 VAR ERZV10D271CS RESISTORS CHIP Type Resistors Listed by Value Part No Value Part No Value 103P50905...

Page 28: ...CH50V33P J 181P526010 50V1M M Part No Value Part No Value 154P342050 CH50V39P J 141P134070 B16V1M K 154P342070 CH50V47P J 141P135070 F16V 1M Z 154P342070 CH50V47P J 141P142020 B50V0 012M K 154P342090 CH50V56P J 141P144060 F25V 1M Z 154P343010 CH50V68P J 141P147020 B10V 6 3V1M K 154P343050 CH50V100P J 181P526020 50V 2 2M M 154P343070 CH50V120P J 141P147040 B6 3V2 2M K 154P344010 CH50V180P J 141P133...

Page 29: ... 2200M M 105C C9A41 181P732010 C ELEC 10V 1000M M 105C C9A43 172P262050 C M POLY 50V 0 1M J C9D00 189P153040 C M POLY 250VAC 0 1M M C9D01 189P153040 C M POLY 250VAC 0 1M M C9D02 189P153040 C M POLY 250VAC 0 1M M CF8H01 299P128010 OSC CERAMIC CSB500F2 CF8T01 299P128010 OSC CERAMIC CSB500F2 SWITCHES S7L20 432P109010 SW KEYBOARD KSHS611BT S7L21 432P109010 SW KEYBOARD KSHS611BT S7L22 432P109010 SW KEY...

Page 30: ...SALA2M6964ZF01 B0 X8H14 285P029030 QTZ CRYST 4 000 MHZ X8H26 285P374020 QTZ CRYST 3 579545MHZ X8T12 299P259010 OSC CERAMIC CSALA2M6964ZF01 B0 X8T14 285P029030 QTZ CRYST 4 000 MHZ X8T26 285P374020 QTZ CRYST 3 579545MHZ Z7K02 938P031010 UNIT PREAMP GP1UM263RK Z81A1 283P128050 FUSE CHIP AC125 100V 4A Z81A2 283P128050 FUSE CHIP AC125 100V 4A Z81A3 283P128050 FUSE CHIP AC125 100V 4A Z81A4 283P128050 FU...

Page 31: ...MODEL HD 4001 Page 31 Standby Supplies ...

Page 32: ...MODEL HD 4001 Page 32 PWB DM Power Supplies PWB SIGNAL Switched Supplies ...

Page 33: ...MODEL HD 4001 Page 33 Tuners Analog Video Select Circuitry ...

Page 34: ...MODEL HD 4001 Page 34 Digital Video Signal Path ...

Page 35: ...MODEL HD 4001 Page 35 Sync Signal Selection Sync Output Path ...

Page 36: ...MODEL HD 4001 Page 36 Sound Signal Path ...

Page 37: ...MODEL HD 4001 Page 37 Control Circuitry ...

Page 38: ...MODEL HD 4001 Page 38 Command Input Circuitry Macrovision Detection ...

Page 39: ... D_CBOUT 7 D_YOUT 0 D_YOUT 1 D_YOUT 2 D_YOUT 3 D_YOUT 4 D_YOUT 5 D_YOUT 6 D_YOUT 7 GND HM GND VM GND YM GND PBM GND PRM GND HS GND VS GND YS GND PBS GND PRS GND AC OFF GND RST TVGOS GND TVSDA GND TVSCL GND PERR SERR STOP MAIN RST GND GMCTS GMRTS GMRXD GMCTX GND PON CTDAT CTCLK CTEN1 CTEN2 GND IFSW XSCLP GND XSDAP GND GND I2SDM HDMI GND XMASDO XMAWS XMASCK XMAMCLKOUT GND GND MASDO MAWS MASCK GND OO...

Page 40: ... 16V 0 1 C8E06 16V 2 7K R8E13 0 022 C8E04 2 7K R8E15 2 7K R8E12 2 7K R8E14 0 1 C8E23 16V 1 16W R8E26 100 0 1 C8E26 16V 1M 1 16W R8E05 0 1 C8E29 16V 0 022 C8E05 L8E02 BLM21PG221SN1 X8E00 24 576MHZ L8E01 BLM21PG221SN1 0 022 C8E14 3 3VSCL 0 022 C8E01 0 1 C8E20 16V 0 1 C8E30 16V Q8E02 DGND 0 022 C8E07 DGND 22 R8E22 0 022 C8E12 0 022 C8E09 Q8E00 L8E03 BLM21PG221SN1 C8E38 47U 6 3V 1K R8E19 DGND 0 1 C8E1...

Page 41: ...0 31 32 33 34 35 36 37 38 39 40 10 1 11 12 2 13 3 14 4 15 5 16 6 17 7 18 8 19 9 20 21 22 23 24 25 26 27 28 29 R2J10 120K 1 16W 0 01 C2J07 25V 50V L2J22 0 01 C2J04 25V 50V R2J24 75 1 16W 0 1 16W R2J74 GND 120K R2J61 0 1 16W R2J84 100 C2J20 50V 30 31 32 33 34 35 36 37 38 39 40 10 1 11 12 2 13 3 14 4 15 5 16 6 17 7 18 8 19 9 20 21 22 23 24 25 26 27 28 29 39 C2J13 50V R2J12 75 1 16W 0 1 16W R2J80 0 1 ...

Page 42: ...9M02 BA25BC0FP 1 3 2 0 1 C2M52 16V 1 16W R2K93 39 GND 0 1 C2L01 16V 100 1 16W R2K58 18K 1 16W R3J19 L IN PC L IN MON 2SA1037K R S Q2M50 L2M70 10MH Q2K80 2SA1037K R S 2SB709AI R S Q7Q03 27 C2M47 50V Q2M31 Q7Q11 L2K09 10MH 1 16W R1H52 820K 1K 1 16W R2K16 L2L12 221 OHM 0 01 C2M58 50V 0 1 C7Q01 25V 16V 1U C2K41 10V 6 3V 56K 1 16W R2M74 0 1 C2M90 16V 0 1 C2L15 25V 16V L2M81 221 OHM L2K90 10MH 1 16W R2K...

Page 43: ...0 C8T27 25V 820 1 16W R8H31 Q8T46 0 47 C8T68 10V 0 01 C8H84 50V HMRPR 1U C8T38 16V 1 16W R8H96 220 L8H00 221 OHM 22 1 16W R8T08 X8H26 3 579545MHZ 4 7K 1 16W R8H72 68 C8T74 50V 0 47 C8T51 10V 1 16W R8H38 100 V Y SUB 470 1 16W R8H32 0 47 C8HA3 10V 1 16W R8H17 100 H SUB 16V C8H13 47U Q8H05 16V C8H86 47U 820 1 16W R8T66 Q8T55 Q8T40 Q8T47 0 01 C8H25 50V Q8T58 16V C8H99 47U 1K 1 16W R8H97 820 1 16W R8H1...

Page 44: ...C7A91 50V 10K 1 16W R7A46 0 01 C7A92 50V GND 4 7K 1 16W R7A45 0 01 C7A20 50V GND 47K 1 16W R7B34 1 16W R7B90 10K 1 16W R7B36 10K 100 1 16W R7A42 HMTINT D7A00 DAN202U MA142WK DM AUD L DM AUD R HMRDTC0 1 16W R7A25 100 1 16W R7A24 100 HMRDTC1 0 1 16W R7A93 0 1 16W R7A92 0 1 16W R7A94 0 1 16W R7A95 0 1 16W R7A98 0 1 16W R7A99 0 1 16W R7D11 RMC LED KSC1 KSC0 MANRST 16 000MHz GLINKTXD MONLINKRXD HMRST 5...

Page 45: ...100U 2SA1037K R S Q8G04 2K 1 16W R8G11 GMTXD 4 7K 1 16W R8G47 GMRXD X8G00 10 000MHZ 0 1 C8G39 16V 2 3 4 5 1 6 10K 1 16W R8G42 1U C8G48 10V 16V 470 1 16W R8G30 L8G01 221 OHM 0 01 C8G45 25V 50V 15 C8G34 50V 4 7K 1 16W R8G49 16V C8G32 100U 0 1 C8G44 25V 16V 16V C8G15 100U 16V C8G05 100U 16V C8G18 100U 0 01 C8G41 25V 50V 2 2K 1 16W R8G54 22K 1 16W R8G38 22 C8G03 50V 0 01 C8G22 25V 50V 10K 1 16W R8G35 ...

Page 46: ... CBE3 CBE2 CBE1 CBE0 AD31 AD30 AD29 AD28 AD27 AD26 AD25 AD24 AD23 AD22 AD21 AD20 AD19 AD18 AD17 AD16 AD15 AD14 AD13 AD12 AD11 AD10 AD9 AD7 AD6 AD5 AD4 AD3 AD2 AD1 AD0 AD0 AD1 AD2 AD3 AD4 AD5 AD6 AD7 CBE0 AD8 AD9 AD10 AD11 AD12 AD13 AD14 AD15 CBE1 PAR SERR PERR STOP DEVSEL TRDY IRDY FRAME CBE2 AD16 AD17 AD18 AD19 AD20 AD21 AD22 AD23 IDSEL CBE3 AD24 AD25 AD26 AD27 AD28 AD29 AD30 AD31 PCICLK MAIN RST...

Page 47: ...341 50V L2011 221 OHM 1000 C2391 50V 0 1 C2015 16V CGND CGND GND RV2321 16V C2081 10U CGND 1000 C2821 50V 0 1 C2172 16V HMRPR GND 1000 C2931 50V 100 1 16W R2751 6VS RV2331 0 1 C2562 16V 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 L2111 221 OHM RV2311 GND 0 1 16V C2512 CGND L2801 221 OHM 0 1 C2018 25V 16V RV2921 GND RV2871 T2310 ACM2012D 900 2P T00 RV2961 GND CEC GND 0 1 C2065 16V HMRINT 1 16W R2415 ...

Page 48: ... 16V 10K R3B01 C3B11 10U 35V 0 1 C3A12 25V 16V DPGND DPGND 1 8K 1 16W R7C65 0 1 16W R3E19 L3A07 221 OHM DM AUD L L5H05 221 OHM DPGND 5VSDA 5VSCL 0 1 16W R3E17 100 1 16W R3E53 0 1 C5B32 16V 1 16W R5B09 100 0 01 C3C09 50V R5A50 1 16W 33 JX4 2 3 4 5 6 7 8 1 0 1 C5H05 4 7K 1 16W R5A10 0 1 16W R3E18 T5A27 ACM2012D 100 1 16W R5A15 0 1 16W R3E09 0 1 16W R3E08 680 1 16W R3B04 10K 1 16W R5A09 0 1 16W R3E07...

Page 49: ...0 ASYNCDET D GOUT0 DPGND L5P02 BLM18AG121SN1 DPGND DPGND 220 C5T06 16V C5L35 47U FIXED VOUT DPGND 1 16W R5J38 2 4K DVR TS CLK 3 3U C5T25 0 1 C5K01 25V 16V 0 1 C5K98 25V 16V 16V C5U34 47U DPGND DPGND 33 1 16W R5P24 R5J08 1 16W 33 JX4 2 3 4 5 6 7 8 1 DPGND L5J01 BLM18AG121SN1 DPGND D BOUT1 D ROUT7 1 16W R5P50 33 69 57 78 16 99 62 24 58 93 63 23 59 94 60 43 25 31 1 70 7 39 88 46 29 84 45 97 80 9 65 2...

Page 50: ...7 3 1 2 5 16V C9C22 47U 0 1 C2C09 16V Q2L31 1U C2L76 10V 6 3V 51K 1 16W R2L71 68K 1 16W R2L05 DM AUD L 1 3 2 1 16W R7P06 2 2K VTM 10K 1 16W R7P11 MAIN L 1U C2L79 10V 6 3V HMRSCLK 4 12 11 10 9 1 8 7 6 5 13 14 15 2 17 3 18 16 19 20 1 16W R2L33 1K 0 33 C9C41 25V 0 01 C7P20 50V 1 16W R7P28 100 L7E01 CNF20C221S CKD510JB1H221S REFL 1U C2L82 10V 6 3V 1 16W R7P04 100 0 1 C2L60 16V 100 1 16W R7C91 RS232 EN...

Page 51: ...C8751 10U 50V XSCLP L8700 100MH Z 0 1 C8775 25V 16V AGND 16V C8765 47U 1 16W R8745 560 25V C8792 10U AGND K 470 C8770 50V 35V C8749 100U MAIN_IF Z 0 1 C87C2 25V 16V Z 0 1 C87A2 25V 16V FDC INN 56 C8771 50V L8729 BLM21B272S 16V C8729 330U 3 4 12 1 2 11 13 7 8 10 9 5 6 1K 1 16W R8765 AGND Z 0 1 C8782 25V 16V 470 1 16W R8731 F 1 3K 1 16W R87B2 X8701 18 432MHZ 1 16W R8726 100 25V C87A7 330U 8 6 4 7 3 ...

Page 52: ...0 C8T27 25V 820 1 16W R8H31 Q8T46 0 47 C8T68 10V 0 01 C8H84 50V HMRPR 1U C8T38 16V 1 16W R8H96 220 L8H00 221 OHM 22 1 16W R8T08 X8H26 3 579545MHZ 4 7K 1 16W R8H72 68 C8T74 50V 0 47 C8T51 10V 1 16W R8H38 100 V Y SUB 470 1 16W R8H32 0 47 C8HA3 10V 1 16W R8H17 100 H SUB 16V C8H13 47U Q8H05 16V C8H86 47U 820 1 16W R8T66 Q8T55 Q8T40 Q8T47 0 01 C8H25 50V Q8T58 16V C8H99 47U 1K 1 16W R8H97 820 1 16W R8H1...