Panasonic CQ-C7703N Page 5 Service Manual Download

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8.2. CQ-C7303N

Summary of Contents for CQ-C7703N

Page 1: ...Variable Range of Equalizer 12dB to 12dB 2dB step Current Consumption Less than 2 2A CD mode 0 5W 4 speaker Maximum Power Output 70W 4 CQ C7703N at 1kHz Maximum Power Output 50W 4 CQ C7303N at 1kHz P...

Page 2: ...tio 96dB Total Harmonic Distortion 0 01 1kHz Wow and Flutter Below Measurable Limits Channel Separation 85dB Dimensions W H D 178 50 155mm Weight 1 7 kg CQ C7703N 1 6 kg CQ C7303N Specifications and t...

Page 3: ...nect the optional Panasonic CD changer unit CX DP880 The optional adapter allows you to connect the optional iPod series SQ Sound Quality SQ7 7 Band Sound Quality Customize the Display Customize Funct...

Page 4: ...This model has no servo alignment points because microcomputer controls the servo circuit 6 DIMENSIONS 7 LASER PRODUCTS 8 WIRING CONNECTION 8 1 CQ C7703N 4...

Page 5: ...8 2 CQ C7303N 5...

Page 6: ...9 DISASSEMBLY INSTRUCTIONS 9 1 How to Remove the Flexible PCB AP2 6...

Page 7: ...9 2 How to Install the Main P C B of the Electric Display 10 TERMINALS DESCRIPTION 10 1 Main Block CQ C7703N IC601 C2CBKG000037 7...

Page 8: ...24 CD SCLK Serial clock for CD deck I O 0 0 4 0 25 CONDENSOR Capacitor connection for power 3 3 3 3 3 3 26 CD SO Serial data from CD deck I 0 0 0 Pin No Port Description I O V FM AM CD 27 CH STB Strob...

Page 9: ...r control O 4 9 4 9 4 9 73 INV CONT Dimmer power control O 5 0 5 0 5 0 74 AF MUTE Audio mute O 5 0 5 0 5 0 75 RESET Reset I 5 0 5 0 5 0 76 FOCUS ELV Focus elevation for SRS WOW C8403U only O 77 X1A Os...

Page 10: ...DI Serial data to PLL O 0 6 0 0 12 PLL DO Serial data from PLL I 5 2 5 2 5 2 13 PLL CLK Serial clock for PLL O 4 9 4 9 4 9 14 PLL CE Chip enable for PLL O 0 0 0 15 CD RESET Reset for CD deck O 4 9 4...

Page 11: ...0 2 0 0 3 37 INIT A Model setting A by voltage level I 0 0 0 38 INIT B Model setting B by voltage level I 0 0 0 39 A IN Spectrum analyzer data I 0 0 0 40 Vss GND 0 0 0 41 SYS ID1 Hub connection devic...

Page 12: ...OEL O 0 0 0 61 WOW MODE1 SRS WOW mode 1 C8403U only O 0 0 0 62 WOW MODE2 SRS WOW mode 2 C8403U only O 0 0 0 63 WOW MODE3 SRS WOW mode 3 C8403U only O 0 0 0 64 DIM1 NC Not connected 65 DIM2 NC Not con...

Page 13: ...r Power amp O 5 0 5 0 5 0 87 AMP MUTE Mute for Power amp O 0 0 0 88 ILL SENS Pulled up to H 5 0 5 0 5 0 89 NC Not connected 90 EP DO EPROM comuni data input O I 0 0 0 91 NC Not connected 92 NC Not con...

Page 14: ...dress bus O 0 19 A11 A11 in Address bus O 1 5 20 A12 A12 in Address bus O 1 7 21 VCC 3 3V Power supply 3 5 22 A13 A13 in Address bus O 1 4 23 A14 A14 in Address bus O 1 5 24 A15 A15 in Address bus O 1...

Page 15: ...connected 54 NC Not connected 55 NC Not connected 56 NC Not connected 57 NC Not connected 58 FLASH CE Chip enable for Flash memory O 3 4 59 LCD CS LCD chip select O 3 4 60 LED R 61 NC Not connected 6...

Page 16: ...Data bus I O 0 9 87 D4 D0 in Data bus I O 1 0 88 D5 D0 in Data bus I O 1 1 89 D6 D0 in Data bus I O 1 1 90 D7 D0 in Data bus I O 0 9 91 D8 D0 in Data bus I O 0 9 92 D9 D0 in Data bus I O 0 9 93 D10 D...

Page 17: ...2 O 3 2 4 Not Connected 5 LD EJ Loading Motor drive IC control Eject O 0 6 AMUTE Mute signal output O 0 7 Not Connected 8 SBSY DSP IC SBSY O 0 9 Not Connected 10 Not Connected 11 TXD0 Serial data outp...

Page 18: ...S3 O 2 8 33 BUS2 DSP IC BUS2 O 2 8 34 BUS1 DSP IC BUS1 O 2 8 35 BUS0 DSP IC BUS0 O 2 9 36 RESET SW Mechanics deck REST SW input I 3 2 37 SW1 Mechanics deck SW1 input I 0 38 SW2 Mechanics deck SW2 inpu...

Page 19: ...Pin No Port Descriptions I O V 63 P53 AN3 0 64 AVCC Power supply 3 3V 3 2 11 IC BLOCK DIAGRAM 11 1 Main Block IC201 C1BB00000796 IC211 C0JBAS000008 CQ C7703N 19...

Page 20: ...IC231 C0JBZS000003 CQ C7303N IC251 252 C0ABBB000184 CQ C7703N IC670 YEAMC14584BE 20...

Page 21: ...IC730 C0DAEKG00002 IC701 C0DAZHF00004 IC755 C0DBZGD00040 21...

Page 22: ...IC760 C0GBG0000032 11 2 Display Block IC902 C0EBF0000374 11 3 CD Servo Block IC401 IC403 YESAM341 IC402 YESAM342 22...

Page 23: ...ng part and product retention After the end of this period the assembly will no longer be available Order intake period is basically six months after the first shipment Ref No Part No Part Name Descri...

Page 24: ...Diode D271 B0JCME000029 Diode D272 B0JCME000029 Diode D273 B0JCME000029 Diode D274 B0JCME000029 Diode D281 B0JCME000029 Diode D282 B0JCME000029 Diode D283 B0JCME000029 Diode D284 B0JCME000029 Diode D...

Page 25: ...D702 MA736TX Diode 25...

Page 26: ...00PF 50WV C66 F1J1H471A672 Ceramic 470PF 50WV C101 F1J1H120A034 Ceramic 12PF 50WV C102 F1J1H120A034 Ceramic 12PF 50WV C103 F1H1E103A011 Ceramic 0 01 F 25WV C104 F2A0J101A500 Electrolytic 100 F 6 3WV C...

Page 27: ...C229 F2A1H3R3A501 Electrolytic 3 3 F 50WV C245 F2A1H3R3A501 Electrolytic 3 3 F 50WV C257 YECUS1C104KX Ceramic 0 1 F 16WV C258 F2A1A101A450 Electrolytic 100 F 10WV C259 YECUS1C104KX Ceramic 0 1 F 16WV...

Page 28: ...2 YECUS1C334KX Ceramic 0 33 F 16WV C323 EEE1CA100SR Electrolytic 10 F 16WV C325 YECUZ1H221JC Ceramic 220PF 50WV C329 F2A1H3R3A501 Electrolytic 3 3 F 50WV C345 F2A1H3R3A501 Electrolytic 3 3 F 50WV C365...

Page 29: ...50WV C607 YECUS1H220JC Ceramic 22PF 50WV C608 YECUS1C104KX Ceramic 0 1 F 16WV C609 YECUS1C104KX Ceramic 0 1 F 16WV C610 YECUS1C104KX Ceramic 0 1 F 16WV C612 F1H1H1000010 Ceramic 10PF 50WV C613 F1H1H12...

Page 30: ...AFC0J560H Electrolytic 56 F 6 3WV C755 YECUZ1C104KX Ceramic 0 1 F 16WV C756 F1J1C1050013 Ceramic 1 F 16WV C757 F1H1E103A011 Ceramic 0 01 F 25WV C758 F2A0J470A558 Electrolytic 47 F 6 3WV C760 F1H1E103A...

Page 31: ...47k 1 10W R105 ERJ6GEYJ102 Chip 1k 1 10W R106 ERJ6GEYJ102 Chip 1k 1 10W R107 ERJ3GEYJ104V Chip 100k 1 16W R110 ERJ3GEYJ102V Chip 1k 1 16W R111 ERJ3GEYJ102V Chip 1k 1 16W R112 ERJ3GEYJ102V Chip 1k 1 16...

Page 32: ...33 ERJ6GEYJ473 Chip 47k 1 10W R236 ERJ8GX0R00V Chip 0 1 8W R238 ERJ6GEYJ222 Chip 2 2k 1 10W R239 ERJ8GX0R00V Chip 0 1 8W R245 ERJ6GEY0R00V Chip 0 1 10W R246 ERJ3GEYJ181V Chip 180 1 16W R247 ERJ6GEYJ10...

Page 33: ...GEYJ563V Chip 56k 1 16W R323 ERJ3GEYJ164V Chip 160k 1 16W R324 ERJ6GEYJ133V Chip 13k 1 10W R325 ERJ6GEYJ104 Chip 100k 1 10W R328 ERJ3GEY0R00V Chip 0 1 16W R329 ERJ3GEY0R00V Chip 0 1 16W R330 ERJ6GEYJ1...

Page 34: ...4 ERJ3GEYJ103V Chip 10k 1 16W R605 ERJ3GEYJ102V Chip 1k 1 16W R606 ERJ3GEYJ823V Chip 82k 1 16W R607 ERJ3GEYJ333V Chip 33k 1 16W R608 ERJ6GEYJ822 Chip 8 2k 1 10W R609 ERJ3GEYJ473V Chip 47k 1 16W R610 E...

Page 35: ...7 ERJ3GEYJ272V Chip 2 7k 1 16W R658 ERJ6GEYJ473 Chip 47k 1 10W R659 ERJ3GEYJ272V Chip 2 7k 1 16W R660 ERJ6GEYJ272 Chip 2 7k 1 10W R661 ERJ6GEYJ473 Chip 47k 1 10W R662 ERJ3GEYJ472V Chip 4 7k 1 16W R663...

Page 36: ...0 1 16W R715 ERJ3GEYJ473V Chip 47k 1 16W R716 ERJ3GEYJ473V Chip 47k 1 16W R717 ERJ6GEYJ433V Chip 43k 1 10W R719 ERJ3GEYJ684V Chip 680k 1 16W R722 ERJ3GEYJ104V Chip 100k 1 16W R727 ERJ8GX0R00V Chip 0 1...

Page 37: ...L00003 Coil L281 G1B6R3L00003 Coil L295 J0JBC0000073 Coil L296 J0JBC0000073 Coil L371 G1B6R3L00003 Coil L381 G1B6R3L00003 Coil L395 J0JBC0000073 Coil L396 J0JBC0000073 Coil L630 G0C330K00004 RF Coil L...

Page 38: ...IC1 C5HAAKH00001 IC HYBRID 38...

Page 39: ...25WV C13 YECUS1E104ZF Ceramic 0 1 F 25WV C14 F1J1H103A513 Ceramic 0 01 F 50WV C15 F1J1H103A513 Ceramic 0 01 F 50WV RESISTORs R1 ERJ6GEYJ224 Chip 220k 1 10W R2 ERJ6GEYJ562 Chip 5 6k 1 10W R3 ERJ6GEYJ47...

Page 40: ...9R0A0058 Diode IC903 B3RAB0000054 Diode CAPACITORs C902 YECUZ1C104KX Ceramic 0 1 F 16WV C903 YECUZ1C104KX Ceramic 0 1 F 16WV C904 YECSW1C106MS Tantalum 10 F 16WV C907 YECUZ1C104KX Ceramic 0 1 F 16WV C...

Page 41: ...7 ERJ3GEYJ184V Chip 180k 1 16W R918 ERJ3GEYJ184V Chip 180k 1 16W R923 ERJ3GEYJ473V Chip 47k 1 16W R924 ERJ3GEYJ104V Chip 100k 1 16W R925 ERJ3GEYJ302V Chip 3k 1 16W R928 ERJ3GEYJ222V Chip 2 2k 1 16W R9...

Page 42: ...1 10W R982 ERJ6GEYJ102 Chip 1k 1 10W TH900 ERJ3GEYJ473V Chip 47k 1 16W CONNECTORs CN901 K1NZ16D00001 Connector 16P CN902 K1MN30BA0109 Connector 30P CP904 YEAE0102ILA Connector 2P CP905 YEAE0102ILA Co...

Page 43: ...000044 Terminal L1 YELTCAT2035A RF Coil 1 YEFA031898A Upper Cover 2 YEP0FX13402 Removable Face Plate Unit RTL 3 YEFA134121 Back Cover Detachable 4 YEFX9995929 Optical Shade 5 YGP0PT9782Z9 Display PCB...

Page 44: ...48 YGP0PT3111Z9 Main PCB W Component RTL 49 YEFX0216269 Bracket IC730 50 YEFX0216309 Bracket IC271 51 YEFF011149A Heat Sink 52 YEFX007685 Clamper 53 YEFA081010AK Rear Plate 54 YEFV012416 Insulator 55...

Page 45: ...to make your orders of replacement parts according to this list 2 Important safety notice Components identified by mark have special characteristics important for safety When replacing any of these co...

Page 46: ...1 C0JBZS000003 IC IC271 C1ZAZ0001450 IC IC401 C1BB00001045 IC IC501 C1BB00000960 IC IC601 C2CBKG000037 IC IC630 C0JBAA000372 IC IC650 C0JBAA000372 IC IC670 YEAMC14584BE IC IC701 C0DAZHF00004 IC IC702...

Page 47: ...6 B0BC5R600003 Diode D637 B0BC5R600003 Diode D638 B0BC5R600003 Diode D639 B0BC5R600003 Diode D670 B0JCMC000004 Diode D680 MA3X152A0L Diode D701 YEADDAM3MA47 Diode D702 MA736TX Diode D703 B0BC5R7A0062...

Page 48: ...6WV C282 YECUZ1C104KX Ceramic 0 1 F 16WV C283 F1K1C1060001 Ceramic 10 F 16WV C296 F1K1C4740009 Ceramic 0 47 F 16WV C297 F1K1C4740009 Ceramic 0 47 F 16WV C306 F2A1C100A502 Electrolytic 10 F 16WV C313 F...

Page 49: ...lectrolytic 100 F 10WV C385 F1K1C1060001 Ceramic 10 F 16WV C386 F1K1C1060001 Ceramic 10 F 16WV C387 F1K1C1060001 Ceramic 10 F 16WV C388 F1K1C1060001 Ceramic 10 F 16WV C389 F1K1C1060001 Ceramic 10 F 16...

Page 50: ...F1J1H103A513 Ceramic 0 01 F 50WV C670 F2A1C100A502 Electrolytic 10 F 16WV C671 F1H1E103A011 Ceramic 0 01 F 25WV C680 F2A1H2R2A634 Electrolytic 2 2 F 50WV C701 YECUS1C154KX Ceramic 0 15 F 16WV C702 F2...

Page 51: ...Y0R00V Chip 0 1 10W J474 ERJ8GX0R00V Chip 0 1 8W J475 ERJ8GX0R00V Chip 0 1 8W J476 ERJ8GX0R00V Chip 0 1 8W J477 ERJ8GX0R00V Chip 0 1 8W J478 ERJ8GX0R00V Chip 0 1 8W J479 ERJ8GX0R00V Chip 0 1 8W J480 E...

Page 52: ...p 0 1 8W J555 ERJ8GEY0R00V Chip 0 1 8W J556 ERJ8GX0R00V Chip 0 1 8W J557 ERJ8GX0R00V Chip 0 1 8W J560 ERJ8GEY0R00V Chip 0 1 8W J561 ERJ8GEY0R00V Chip 0 1 8W J563 ERJ8GX0R00V Chip 0 1 8W J565 ERJ8GX0R0...

Page 53: ...16W R284 ERJ3GEYJ103V Chip 10k 1 16W R285 ERJ3GEYJ272V Chip 2 7k 1 16W R286 ERJ3GEYJ102V Chip 1k 1 16W R291 ERJ3GEYJ104V Chip 100k 1 16W R296 ERJ6GEYJ561 Chip 560 1 10W R297 ERJ6GEYJ561 Chip 560 1 10...

Page 54: ...hip 1k 1 16W R387 ERJ6GEYJ103 Chip 10k 1 10W R388 ERJ6GEYJ103 Chip 10k 1 10W R389 ERJ6GEYJ103 Chip 10k 1 10W R390 ERJ3GEYJ473V Chip 47k 1 16W R391 ERJ3GEYJ104V Chip 100k 1 16W R392 ERJ6GEYJ104 Chip 10...

Page 55: ...1 16W R622 ERJ6GEYJ473 Chip 47k 1 10W R624 ERJ3GEYJ104V Chip 100k 1 16W R625 ERJ3GEYJ473V Chip 47k 1 16W R626 ERJ6GEYJ102 Chip 1k 1 10W R627 ERJ3GEYJ103V Chip 10k 1 16W R628 ERJ3GEYJ103V Chip 10k 1 1...

Page 56: ...p 560 1 16W R701 ERJ6GEYJ102 Chip 1k 1 10W R702 ERJ3GEYJ224V Chip 220k 1 16W R703 ERJ6GEYJ473 Chip 47k 1 10W R704 ERJ8GEYJ4R7V Chip 4 7 1 8W R705 ERJ6GEYJ682 Chip 6 8k 1 10W R715 ERJ3GEYJ472V Chip 4 7...

Page 57: ...036 Coil L602 G1C101JA0036 Coil L603 G1C330JA0036 Coil L630 G0C330K00004 RF Coil L701 YELTBL01R1AT Coil L702 G0A151J00006 Coil SWITCHes SW601 K0L1BA000099 Switch SW602 K0L1BA000104 Switch CRYSTALs XL4...

Page 58: ...1 Diode D934 B3AZB0000031 Diode D935 B3AZB0000031 Diode D951 B3AFB0000091 Diode D952 B3AFB0000091 Diode D964 B0BC9R0A0058 Diode IC903 B3RAB0000054 Diode CAPACITORs C902 YECUZ1C104KX Ceramic 0 1 F 16WV...

Page 59: ...R913 ERJ3GEYJ222V Chip 2 2k 1 16W R914 ERJ3GEYJ222V Chip 2 2k 1 16W R916 ERJ3GEYJ184V Chip 180k 1 16W R917 ERJ3GEYJ184V Chip 180k 1 16W R918 ERJ3GEYJ184V Chip 180k 1 16W R923 ERJ3GEYJ473V Chip 47k 1 1...

Page 60: ...ip 10k 1 16W R971 ERJ3GEYJ103V Chip 10k 1 16W R981 ERJ6GEYJ182 Chip 1 8k 1 10W R982 ERJ6GEYJ102 Chip 1k 1 10W TH900 ERJ3GEYJ473V Chip 47k 1 16W CONNECTORs CN901 K1NZ16D00001 Connector 16P CN902 K1MN30...

Page 61: ...044 Terminal 1 YEFA031898A Upper Cover 2 YEP0FX13409 Removable Face Plate Unit RTL 3 YEFA134121 Back Cover Detachable 4 YEFX9995929 Optical Shade 5 YGP0PT9782X9 Display PCB w Component RTL 6 YEFV02352...

Page 62: ...ive Mechanical Assy 48 YGP0PT3108S9 Main PCB W Component RTL 49 YEFX0216269 Bracket IC730 50 YEFX0213945B Bracket IC271 51 YEFF011230 Heat Sink 52 YEFX007685 Clamper 53 YEFA081009AK Rear Plate 54 YEFV...

Page 63: ...e your orders of replacement parts according to this list 2 Important safety notice Components identified by mark have special characteristics important for safety When replacing any of these componen...

Page 64: ...ter the discontinuation of assembly in production the item will continue to be available for a specific period of time The retention period of availability is dependent on the type of assembly and in...

Page 65: ...ESCC439 Ceramic 0 1 F 25WV C221 YESCC442 Ceramic 0 01 F 50WV C222 YESCC439 Ceramic 0 1 F 25WV C223 YESCC444 Ceramic 0 015 F 50WV C224 YESCC439 Ceramic 0 1 F 25WV C225 YESCC520 Ceramic 68pF 50WV C226 Y...

Page 66: ...R204 ERJ3GEY0R00V Chip 0 1 16W R205 ERJ3GEY0R00V Chip 0 1 16W Ref No Part No Part Name Description Remarks R206 ERJ3GEY0R00V Chip 0 1 16W R207 YESRG224 Chip 100k 1 10W R208 YESRG224 Chip 100k 1 10W R...

Page 67: ...Remarks 38 YERFX046005 Trigger Arm 43 YERFX046008 Select Plate L 44 YERFX046009 Select Plate R 45 YERFX046010 Select Piece R 46 YERFX046011 Select Piece L 61 YESSZ1099WM Optical Pick up Ass y 62 YERA...

Page 68: ...17 EXPLODED VIEW CD PLAYER 18 WIRING DIAGRAM 18 1 Main Block Top View CQ C7703N 18 2 Main Block Bottom View CQ C7703N 68...

Page 69: ...ew 18 8 CD Servo Block Bottom View 19 SCHEMATIC DIAGRAM 1 19 1 DC DC Block CQ C7703N 20 SCHEMATIC DIAGRAM 2 20 1 Main Block 1 CQ C7703N 20 2 Main Block 2 CQ C7703N 20 3 Display Block CQ C7703N 20 4 Ma...

Page 70: ...21 2 Main 2 Display Block CQ C7703N 21 3 Main 1 Block CQ C7303N 70...

Page 71: ...21 4 Main 2 Display Block CQ C7303N 21 5 CD Servo Block 71...

Page 72: ...ight Side 22 5 Display Block CQ C7703N Left Side 22 6 Display Block CQ C7703N Right Side 22 7 Main Block 1 CQ C7303N Left Side 22 8 Main Block 1 CQ C7303N Right Side 22 9 Main Block 2 CQ C7303N Left S...

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Page 87: ...CQ C7703N E 3111 J0JKB0000005 C0EBB0000181 G1C330JA0036 J0JKB0000005 J0JKB0000005...

Page 88: ...1 6 1 6 1 6 1 6 1 6 1 5 1 5 1 7 0 0 0 1 5 1 6 0 0 0 1 6 2 5 1 8 3 1 0 7 9 3 5 4 1 4 0 3 4 0 0 7 9 1 7 1 1 1 4 1 6 3 2 3 2 3 2 8 0 3 3 0 1 6 1 6 0 0 0 0 0 0 0 0 0 7 1 5 0 0 0 0 0 0 0 0 0 1 5 0 0 1 6 1...

Page 89: ...44...

Page 90: ...20 2 Main Block 2 CQ C7703N CQ C7703N CQ C7303N 44...

Page 91: ...CQ C7703N CQ C7303N 47...

Page 92: ...20 5 Main Block 2 CQ C7303N 47...

Page 93: ...CQ C7703N CQ C7303N 43...

Page 94: ...20 SCHEMATIC DIAGRAM 2 20 1 Main Block 1 CQ C7703N 43...

Page 95: ...46...

Page 96: ...20 4 Main Block 1 CQ C7303N CQ C7703N CQ C7303N 46...

Page 97: ...CQ C7703N CQ C7303N 45...

Page 98: ...20 3 Display Block CQ C7703N 45...

Page 99: ...48...

Page 100: ...20 6 Display Bloc CQ C7303N CQ C7703N CQ C7303N 48...

Page 101: ...2 3 2 3 2 3 2 3 2 2 6 2 8 3 0 1 3 1 3 0 0 2 9 0 0 0 0 3 2 3 2 3 2 3 2 0 0 2 1 0 3 2 3 0 3 2 3 2 3 2 2 9 2 8 2 8 0 0 0 0 0 5 2 8 3 3 3 2 8 0 0 3 2 3 2 0 1 5 3 2 0 1 5 3 2 2V DIV 5ms DIV 2V DIV 5ms DIV...

Page 102: ...2 5 1 8 3 1 0 7 9 3 5 4 1 4 0 3 4 0 0 7 9 1 7 1 1 1 4 1 6 3 2 3 2 3 2 8 0 3 3 0 1 6 1 6 0 0 0 0 0 0 0 0 0 7 1 5 0 0 0 0 0 0 0 0 0 1 5 0 0 1 6 1 6 1 6 1 6 1 6 3 3 3 3 3 3 2 9 2 9 2 8 2 8 2 8 1 6 3 3 3...

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