Panasonic CQ-R253U Page 5 Service Manual Download | Manualshive

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Summary of Contents for CQ-R253U

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Page 6: ...ic Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law CQ RD243N Removable Face High Power Cassette RDS Receiver with Changer Control AUTOMOTIVE AFTERMARKET ORDER No ACED021204C2 ...

Page 7: ...f any substitute or connection without a fuse may result in a fire hazard or damage to the unit 3 MAINTENANCE Your product is designed and manufactured to ensure a minimum of maintenance Use a soft cloth for routine exterior cleaning Never use benzine or other solvent 4 RADIO ALIGNMENT Do not align the AM FM package blocks When the package block is necessary it will be supplied already aligned at ...

Page 8: ...6 WIRING CONNECTION CQ RD243N 3 ...

Page 9: ...7 BLOCK DIAGRAM CQ RD243N 4 ...

Page 10: ...8 WIRING DIAGRAM 8 1 Main Block 1 E 4C244 TOP VIEW CQ RD133N 143N 153N 243N R253U R223W MAIN PCB 5 CQ RD243N ...

Page 11: ...8 2 Main Block 2 E 4C244 BOTTOM VIEW CQ RD133N 143N 153N 243N R253U R223W MAIN PCB CQ RD243N 6 ...

Page 12: ...8 3 Display Block E 4C241 TOP VIEW E 4C241 BOTTOM VIEW CQ RD243N DISPLAY PCB 7 CQ RD243N ...

Page 13: ...8 4 Tape Block E 4C212 1 Top View E 4C212 1 Bottom View CQ R221U RD243N TAPE PCB 8 CQ RD243N ...

Page 14: ...38 7 35 0 7 36 7 31 7 23 7 22 0 7 15 7 11 7 23 7 38 0 7 36 14 38 7 36 5 05 7 37 0 0 IC 270 POWER IC 4 91 0 0 4 97 0 4 97 0 0 4 96 0 4 95 0 4 96 4 98 IC 602 BUFFER IC 1 87 2 21 4 96 0 4 96 1 8 5 4 96 IC 601 POWER DETECTIVE IC 0 12 0 0 0 66 0 0 0 0 08 E Q 2 08 2 23 2 41 2 38 4 92 0 0 2 43 0 0 0 4 96 2 3 2 43 2 48 2 48 DECODE IC 0 0 1 1 7 5 8 2 2 5 0 0 5 0 0 3 5 3 5 4 2 0 TUNER 2V DIV 0 2S 0 1S 2V DI...

Page 15: ...5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 0 9 0 9 0 9 0 9 0 9 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 0 9 0 0 0 0 0 0 5 1 3 3 1 7 0 3 9 4 4 0 0 0 0 5 5 0 5 1 0 5MS 2V DIV 2MS 2V DIV 2MS 2V DIV 1MS 2V DIV 2MS 2V DIV CQ RD243N 11 ...

Page 16: ... 4 0 0 4 0 4 1 4 0 4 0 4 5 4 5 0 0 5 0 0 3 4 0 T ape R ch 12 1 11 1 12 1 0 0 3 7 0 0 0 0 0 0 12V 8V T ape L ch 0 7 0 0 4 0 1 2 4 0 0 7 0 6 8 2 4 0 4 0 4 2 0 0 6 0 8 3 8 1 7 1 7 12 1 12 1 0 8 0 6 E 4C212 1 CQ R221U RD243W TAPE BLOCK 12 CQ RD243N ...

Page 17: ... O 0 50 NC No connection O 0 51 NC No connection O 0 52 NC No connection O 0 53 NC No connection O 0 54 NC No connection O 0 55 PANEL Panel in detection I 4 41 56 SYS CNT System CNT O 4 94 57 POWER CNT System power control O 4 91 58 ACC SENS ACC leaver detection I 4 98 59 NC RDS DATA No connection RDS data input O I 2 47 60 RESET Reset input I 4 97 61 REM IN Remocon data input I 5 5 62 BATT SENS B...

Page 18: ...13 2 Display Block 14 CQ RD243N ...

Page 19: ...13 3 Tape Block 15 CQ RD243N ...

Page 20: ...404FT Diode T D703 YEAD1N4005ST Silicon Diode T D704 YEADMTZJ91BT Zener Diode T D705 YEAD1N4148C Diode T D709 YEADRD62JS3T Zener Diode T D710 YEAD1N4148C Diode T D711 YEAD1N4148C Diode T D715 YEAD1N4148C Diode T D716 MA723TA Diode T D731 YEAD1N4005ST Silicon Diode T D732 YEAD1N4005ST Silicon Diode T D733 YEAD1N4005ST Silicon Diode T D734 YEAD1N4005ST Silicon Diode T D735 YEAD1N4005ST Silicon Diode...

Page 21: ...c 10MFD 16WV T C630 ECEA1CKS470IV Electrolytic 47MFD 16WV T C631 ECEA1HKS100IV Electrolytic 10MFD 50WV T C655 ECUV1H224ZFN Ceramic 0 22MFD 50WV T C701 ECA1CM222B Electrolytic 0 0022MFD 16WV T C707 ECEA1CU102YB Electrolytic 1000MFD 16WV T C708 ECEA1AU221I Electrolytic 220MFD 10WV T C710 ECEA1AKS221IV Electrolytic 220MFD 10WV T Ref No Part No Part Name Description Remarks C715 ECA1CHG101I Electrolyt...

Page 22: ...hip 47k ohms 1 10W T R621 ERJ8GEYJ183V Carbon 18k ohms 1 8W T R623 ERJ6GEYJ563V Chip 56k ohms 1 10W T R624 ERJ6GEYJ473V Chip 47k ohms 1 10W T R626 ERJ6GEYJ472V Chip 4 7k ohms 1 10W T Ref No Part No Part Name Description Remarks R627 ERJ6GEYJ102V Chip 1k ohms 1 10W T R628 ERJ6GEYJ102V Chip 1k ohms 1 10W T R630 ERJ6GEYJ102V Chip 1k ohms 1 10W T R638 ERJ6GEYJ472V Chip 4 7k ohms 1 10W T R642 ERJ6GEYJ1...

Page 23: ...4C241 CN901 YEAE012476 Connect T 6 Electric Parts SWITCHES SW901 K0H1BA000445 Tack Swich T SW905 K0H1BA000445 Tack Swich T SW909 K0H1BA000445 Tack Swich T SW911 K0H1BA000445 Tack Swich T SW912 K0H1BA000445 Tack Swich T SW913 K0H1BA000445 Tack Swich T SW914 K0H1BA000445 Tack Swich T SW915 K0H1BA000445 Tack Swich T SW916 K0H1BA000445 Tack Swich T SW917 K0H1BA000445 Tack Swich T Ref No Part No Part N...

Page 24: ...36 YFE134C428ZA Button Eject T 1 A 38 FX0054C056ZA Spring T 1 A 39 YFE134C433ZA Button Band Pwr T 2 A 40 YFE134C439ZA Button Preset T 1 A 41 YFE134C438ZA Button Tune Track T 1 B 42 YFE134C436ZA Button CD C Disp T 1 B 44 YFE074C059ZA Vol Knob T 2 A 45 YFX054C053ZA Spring Knob T 2 A 46 YFE134C419ZA Button Release T 1 B 47 FX0054C055ZA Spring Open T 1 B 48 YFC024C598ZA Rear Cover T 2 B 49 XTN2 8GFZ S...

Page 25: ...15 EXPLODED VIEW Unit CQ RD243N 21 ...

Page 26: ... C 36 YESFX209007 Reel Ass y 2 A 3 B 37 YESFX005074 B Tension Spring F 2 A 3 B 40 YESAK01013 Sub Motor Ass y 4 A 43 YESAK01014 Main Motor Ass y 4 A 44 YESAE283 M Connector Ass y 4 A 45 YESFX006002 Wire Clamper 3 A 48 YESFX213004 FL Capstan ASS Y 1 B 49 YEFSFR03003 Main Belt 1 B 52 YESFX046064 Case Lifter 4 A 53 YESFX239006 Cassette Case 3 B 54 YESFS04007 Cusion Rubber 3 B 56 YESFX046065 P S Actuat...

Page 27: ...17 EXPLODED VIEW Tape Deck 23 CQ RD243N ...

Page 28: ...0 2 32 0 0 2 25 2 25 0 2 230 0 12 0 0 0 66 0 0 0 0 08 E Q 2 08 2 23 2 41 2 38 4 92 0 0 2 43 0 0 0 4 96 2 3 2 43 2 48 2 48 DECODE IC 0 0 1 1 7 5 8 2 2 5 0 0 5 0 0 3 5 3 5 4 2 0 TUNER 2V DIV 0 2S 0 1S 2V DIV 1S 2V DIV 0 2S 2V DIV 50S 2V DIV 2S 2V DIV INIT RD133N RD243N R253U R223W R403 47K 47K 47K R464 47K R780 J J J J 24 CQ RD243N ...

Page 29: ...9 4 19 4 19 4 18 4 19 4 19 8 69 5 01 IC 301 E VR 0 0 7 39 4 96 7 39 14 38 7 35 0 7 36 7 31 7 23 7 22 0 7 15 7 11 7 23 7 38 0 7 36 14 38 7 36 5 05 7 37 0 0 IC 270 POWER IC 4 91 0 0 4 97 0 4 97 0 0 4 96 0 4 95 0 4 96 4 98 IC 602 BUFFER IC 1 87 2 21 4 96 0 4 96 1 8 5 4 96 IC 601 POWER DETECTIVE IC INIT RD133N RD243N R253U R223W R403 47K 47K 47K R464 47K R780 J J J J R790 J J J J R800 J J J R801 47K 2...

Page 30: ...5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 0 9 0 9 0 9 0 9 0 9 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 0 9 0 0 0 0 0 0 5 1 3 3 1 7 0 3 9 4 4 0 0 0 0 5 5 0 5 1 0 5MS 2V DIV 2MS 2V DIV 2MS 2V DIV 1MS 2V DIV 2MS 2V DIV 26 CQ RD243N ...

Page 31: ...18 4 Display Block Right Side E 4C241 CQ RD243N DISPLAY BLOCK 2 5 2 5 2 5 2 5 2 5 2 5 0 9 0 9 0 9 0 9 0 9 2 5 0 9 27 CQ RD243N ...

Page 32: ...18 5 Tape Block Left Side 12 1 11 1 12 1 0 0 3 7 0 0 0 0 0 0 0 0 6 0 8 3 8 E 4C212 28 CQ RD243N ...

Page 33: ... 0 4 0 0 4 0 4 1 4 0 4 0 4 5 4 5 0 0 5 0 0 3 4 0 T ape R ch 12V 8V T ape L ch 0 7 0 0 4 0 1 2 4 0 0 7 0 6 8 2 4 0 4 0 4 2 0 0 6 0 8 3 8 1 7 1 7 12 1 12 1 0 8 0 6 E 4C212 1 CQ R221U RD243W TAPE BLOCK 29 CQ RD243N Printed in Taiwan 2003 01 ...

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Page 48: ... 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 0 9 0 9 0 9 0 9 0 9 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 0 9 0 0 0 0 0 0 5 1 3 3 1 7 0 3 9 4 4 0 0 0 0 5 5 0 5 1 0 5MS 2V DIV 2MS 2V DIV 2MS 2V DIV 1MS 2V DIV 2MS 2V DIV ...

Page 49: ...5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 0 9 0 9 0 9 0 9 0 9 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 2 5 0 9 0 0 0 0 0 0 5 1 3 3 1 7 0 3 9 4 4 0 0 0 0 5 5 0 5 1 0 5MS 2V DIV 2MS 2V DIV 2MS 2V DIV 1MS 2V DIV 2MS 2V DIV ...

Page 50: ...E 4C241 CQ RD243N DISPLAY BLOCK 2 5 2 5 2 5 2 5 2 5 2 5 0 9 0 9 0 9 0 9 0 9 2 5 0 9 V ...

Page 51: ... 230 0 12 0 0 0 66 0 0 0 0 08 E Q 2 08 2 23 2 41 2 38 4 92 0 0 2 43 0 0 0 4 96 2 3 2 43 2 48 2 48 DECODE IC 0 0 1 1 7 5 8 2 2 5 0 0 5 0 0 3 5 3 5 4 2 0 TUNER 2V DIV 0 2S 0 1S 2V DIV 1S 2V DIV 0 2S 2V DIV 50S 2V DIV 2S 2V DIV INIT RD133N RD243N R253U R223W R403 47K 47K 47K R464 47K R780 J J J J ...

Page 52: ...19 4 19 4 19 4 18 4 19 4 19 8 69 5 01 IC 301 E VR 0 0 7 39 4 96 7 39 14 38 7 35 0 7 36 7 31 7 23 7 22 0 7 15 7 11 7 23 7 38 0 7 36 14 38 7 36 5 05 7 37 0 0 IC 270 POWER IC 4 91 0 0 4 97 0 4 97 0 0 4 96 0 4 95 0 4 96 4 98 IC 602 BUFFER IC 1 87 2 21 4 96 0 4 96 1 8 5 4 96 IC 601 POWER DETECTIVE IC INIT RD133N RD243N R253U R223W R403 47K 47K 47K R464 47K R780 J J J J R790 J J J J R800 J J J R801 47K ...

Page 53: ... 7 35 0 7 36 7 31 7 23 7 22 0 7 15 7 11 7 23 7 38 0 7 36 14 38 7 36 5 05 7 37 0 0 IC 270 POWER IC 4 91 0 0 4 97 0 4 97 0 0 4 96 0 4 95 0 4 96 4 98 IC 602 BUFFER IC 1 87 2 21 4 96 0 4 96 1 8 5 4 96 IC 601 POWER DETECTIVE IC 0 12 0 0 0 66 0 0 0 0 08 E Q 2 08 2 23 2 41 2 38 4 92 0 0 2 43 0 0 0 4 96 2 3 2 43 2 48 2 48 DECODE IC 0 0 1 1 7 5 8 2 2 5 0 0 5 0 0 3 5 3 5 4 2 0 TUNER 2V DIV 0 2S 0 1S 2V DIV ...

Page 54: ...12 1 11 1 12 1 0 0 3 7 0 0 0 0 0 0 0 0 6 0 8 3 8 E 4C212 ...

Page 55: ... 4 0 4 0 4 0 0 4 0 4 1 4 0 4 0 4 5 4 5 0 0 5 0 0 3 4 0 T ape R ch 12V 8V T ape L ch 0 7 0 0 4 0 1 2 4 0 0 7 0 6 8 2 4 0 4 0 4 2 0 0 6 0 8 3 8 1 7 1 7 12 1 12 1 0 8 0 6 E 4C212 1 CQ R221U RD243W TAPE BLOCK ...

Page 56: ...0 4 1 4 0 4 0 4 5 4 5 0 0 5 0 0 3 4 0 T ape R ch 12 1 11 1 12 1 0 0 3 7 0 0 0 0 0 0 12V 8V T ape L ch 0 7 0 0 4 0 1 2 4 0 0 7 0 6 8 2 4 0 4 0 4 2 0 0 6 0 8 3 8 1 7 1 7 12 1 12 1 0 8 0 6 E 4C212 1 CQ R221U RD243W TAPE BLOCK ...

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Page 61: ... E 4C241 TOP VIEW E 4C241 BOTTOM VIEW CQ RD243N DISPLAY PCB ...

Page 62: ... E 4C244 BOTTOM VIEW CQ RD133N 143N 153N 243N R253U R223W MAIN PCB ...

Page 63: ... E 4C244 TOP VIEW CQ RD133N 143N 153N 243N R253U R223W MAIN PCB ...

Page 64: ... E 4C212 Bottom View ...

Page 65: ... E 4C212 1 Top View E 4C212 1 Bottom View CQ R221U RD243N TAPE PCB ...

Page 66: ... E 4C212 Top View ...

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