Panasonic CQ-JA1920L Service Manual Download Page 4

Page: 4 / 37

Power Supply Voltage : DC13.2V

Output Impedance : 4

Ω

Output Power : 0.5W

Balance, Fader Control : center

Bass, Treble Control : Center

Dolby NR: OFF

5 ALIGNMENT INSTRUCTIONS

5.1. Alignment Conditions

Note :

Do not align the FM/AM package block. When the package block is necessary, it will be supplied already aligned at the
factory.

5.2. Dolby NR Alignment

Step

Alignment Item

Test Tape

VTVM Connection

Adjust

Remarks

(1)

DOLBY NR Rch

RFKZ0038

TP271

VR271

Adjust for 388mV ±0.5dB

(2)

DOLBY NR Lch

RFKZ0038

TP371

VR371

Adjust for 388mV ±0.5dB

6 ALIGNMENT POINTS

AUDI / CQ-JA1920L / CQ-JA1924L

Summary of Contents for CQ-JA1920L

Page 1: ...er and CD Player AUDI No CQ JA1920L 8D0 035 195E AUDI No CQ JA1924L 8Z0 035 196 VEHICLE CQ JA1920L Audi A4 VEHICLE CQ JA1924L Audi A2 DESTINATION Europe SALE DATE May 2000 Total Harmonic Distortion Less than 0 02 Tape Player Reproduction System 4 Track 2 Program Stereo Tape Speed 1 7 8 4 76cm sec Signal to Noise Ratio More than 42dB Wow and Flutter 0 09 WRMS Stereo Separation More than 30dB Dimens...

Page 2: ... station preset 12 AM 12 FM RDS function Diversity function Dolby Noise Reduction System CD changer control BOSE specification correspondence Anti theft system CAN BUS I F 11 REPLACEMENT PARTS LIST 16 12 EXPLODED VIEW Unit 25 13 CD PLAYER PARTS 26 14 EXPLODED VIEW CD Deck 28 15 TAPE PLAYER PARTS 29 16 EXPLODED VIEW Tape Deck 30 17 WIRING DIAGRAM 31 18 SCHEMATIC DIAGRAM 1 40 19 SCHEMATIC DIAGRAM 2 ...

Page 3: ...4 FRONT VIEW AND FUNCTIONS 3 AUDI CQ JA1920L CQ JA1924L ...

Page 4: ...ions Note Do not align the FM AM package block When the package block is necessary it will be supplied already aligned at the factory 5 2 Dolby NR Alignment Step Alignment Item Test Tape VTVM Connection Adjust Remarks 1 DOLBY NR Rch RFKZ0038 TP271 VR271 Adjust for 388mV 0 5dB 2 DOLBY NR Lch RFKZ0038 TP371 VR371 Adjust for 388mV 0 5dB 6 ALIGNMENT POINTS 4 AUDI CQ JA1920L CQ JA1924L ...

Page 5: ...7 WIRING CONNECTION 5 AUDI CQ JA1920L CQ JA1924L ...

Page 6: ...8 BLOCK DIAGRAM 8 1 Main Block 6 AUDI CQ JA1920L CQ JA1924L ...

Page 7: ...8 2 CD Servo Block 7 AUDI CQ JA1920L CQ JA1924L ...

Page 8: ... Tape insert detection I 4 7 60 PVCC2 5V power supply 5 2 61 B DET Battery level detection I 4 8 62 VSS Ground 0 63 CD REMO CD CH remocon data O 5 1 64 CD DATA CD CH data I 0 65 CD CLK CD CH clock I 0 66 CAN TDO CAN BUS data I 0 67 VSS Ground 0 68 VSS Ground 0 69 CAN RDI CAN BUS data O 4 8 70 S CONT Key status signal I 5 2 71 P ON SW Power on SW I 4 7 72 P SI Serial data for panel O 5 1 73 P SO Se...

Page 9: ...SS Ground 0 59 M2F Tape main motor control O 0 60 MS Tape MS mode control O 4 9 61 F R Tape F R control O 4 9 62 EQ Metal tape select O 4 9 63 NRSW Dolby mode selection O 0 3 64 No connection 9 2 DSP Block IC801 YEAMAK7712AF Pin No Port Description I O V 1 TSTI Not used 2 4 Connecting to ground 0 5 PD Connecting to VDD 5 0 6 RST Reset input I 0 7 9 Not used 10 11 DVB 5V power supply 5 0 12 19 Not ...

Page 10: ... V1 Reference voltage setting 3 0 94 100 COM0 6 LCD common signal O 0 1 9 4 CD Servo Block IC401 YEAMCXD2597Q Pin No Port Description I O V 1 SQSO Sub Q cord data O 0 5 2 SQCK Sub Q cord read clock I 4 9 3 XRST System reset I 4 9 4 SYSM Mute input I 4 9 5 DATA Serial data I 3 4 6 XLAT Serial data latch I 4 9 7 CLOK Data shift clock I 4 0 8 SENS SENS output O 0 8 9 SCLK SENS read clock I 5 1 10 VDD...

Page 11: ...C No connection 18 XIN Crystal oscillator 1 8 19 XOUT Crystal oscillator 2 6 20 NC No connection 21 AVSS Ground 0 22 VSS Ground 0 23 VCC 5V power supply 5 1 24 NC Connecting to ground 0 25 XCIN Not used 26 LOCK Spindle PLL lock detection I 4 5 27 NC No connection 28 RST CPU reset I 4 8 29 NC No connection 30 CDON CPU operation enable I 0 31 ATSK Anti shock signal I 0 32 FOK RF level detection I 4 ...

Page 12: ...IC267 YEAMPD4052BG IC282 YEAMCX2510AQ IC281 AN7190NKLC 10 PACKAGE AND IC BLOCK DIAGRAM 10 1 Main Block PA101 YEP0PTA533A0 12 AUDI CQ JA1920L CQ JA1924L ...

Page 13: ...IC503 YEAM74HC595T IC502 YEAMS6684B IC601 C0EBM0000005 IC501 YEAMS6789A 13 AUDI CQ JA1920L CQ JA1924L ...

Page 14: ...IC602 YEAMS2922ADF IC603 AN8065SE1 IC625 YEAMNJU7660M IC701 YEAMLC72146T IC711 YEAMLB1930MT IC703 C0DBZHZ00002 IC902 C1EB00000036 14 AUDI CQ JA1920L CQ JA1924L ...

Page 15: ...10 2 CD Servo Block IC101 YEAMCXA2535 IC901 YEAMB6195FP IC951 YEAMBA5971FP 15 AUDI CQ JA1920L CQ JA1924L ...

Page 16: ... Part Name Description Remarks Q55 B1BBAC000007 Transistor Q101 B1GBCFNN0005 Transistor Q120 B1ABBD000004 Transistor Q202 YEANC3661TA Transistor Q222 YEANC323TUTX Transistor Q253 YEANC323TKT Transistor Q254 YEANC323TKT Transistor Q287 YEANC114YUTX Transistor Q302 YEANC3661TA Transistor Q303 YEANC4081STX Transistor Q322 YEANC323TUTX Transistor Q353 YEANC323TKT Transistor Q354 YEANC323TKT Transistor...

Page 17: ...YECUS1H101JM Ceramic 100PF 50WV C125 YECUZ1H271JC Ceramic 270PF 50WV C126 F1H1E103A011 Ceramic 0 01µF 25WV C127 F1H1E103A011 Ceramic 0 01µF 25WV C129 YECUS1H103KX Ceramic 0 01µF 50WV C130 YECUS1H820JM Ceramic 82PF 50WV C131 F1H1E103A011 Ceramic 0 01µF 25WV C152 YECUS1H122KX Ceramic 0 0012µF 50WV C153 YECUS1H152KX Ceramic 0 0015µF 50WV C154 YECUS1H103KX Ceramic 0 01µF 50WV C155 YECUS1H151JM Ceramic...

Page 18: ... 1µF 16WV C505 YECUS1H471JM Ceramic 470PF 50WV C506 YECUS1C224KX Ceramic 0 22µF 16WV C507 ECEA1CKA100I Electrolytic 10µF 16WV Ref No Part No Part Name Description Remarks C508 ECEA1CKA100I Electrolytic 10µF 16WV C509 YECUS1C104KX Ceramic 0 1µF 16WV C510 YECUS1H471JM Ceramic 470PF 50WV C511 YECUS1E223KX Ceramic 0 022µF 25WV C512 YECUS1H103KX Ceramic 0 01µF 50WV C521 YECUS1C224KX Ceramic 0 22µF 16WV...

Page 19: ...M Ceramic 100PF 50WV C914 YECUS1H101JM Ceramic 100PF 50WV C915 YECUS1H101JM Ceramic 100PF 50WV Ref No Part No Part Name Description Remarks C916 YECUS1H101JM Ceramic 100PF 50WV C917 YECUS1H101JM Ceramic 100PF 50WV C918 YECUS1H101JM Ceramic 100PF 50WV C934 YECUS1H331JM Ceramic 330PF 50WV C935 YECUS1H331JM Ceramic 330PF 50WV C991 YECUS1H103KX Ceramic 0 01µF 50WV C992 YECUS1H103KX Ceramic 0 01µF 50WV...

Page 20: ... 1 10W R321 ERJ6GEYJ222 Chip 2 2kΩ Ω Ω Ω 1 10W R322 ERJ6GEYJ222 Chip 2 2kΩ Ω Ω Ω 1 10W Ref No Part No Part Name Description Remarks R323 ERJ6GEYJ104 Chip 100kΩ Ω Ω Ω 1 10W R324 ERJ6GEYJ473 Chip 47kΩ Ω Ω Ω 1 10W R325 ERJ3GEYJ472V Chip 4 7kΩ Ω Ω Ω 1 16W R327 ERJ6GEYJ122 Chip 1 2kΩ Ω Ω Ω 1 10W R328 ERJ6GEYJ473 Chip 47kΩ Ω Ω Ω 1 10W R329 ERJ6GEYJ123 Chip 12kΩ Ω Ω Ω 1 10W R330 ERJ6GEYJ472 Chip 4 7kΩ Ω ...

Page 21: ... R719 ERJ3GEYJ184V Chip 180kΩ Ω Ω Ω 1 16W R724 ERJ12YJ102H Chip 1kΩ Ω Ω Ω 1 2W Ref No Part No Part Name Description Remarks R727 ERJ6GEYJ332 Chip 3 3kΩ Ω Ω Ω 1 10W R733 ERJ6GEYJ2R2 Chip 2 2Ω Ω Ω Ω 1 10W R734 ERJ8GEYJ102V Chip 1kΩ Ω Ω Ω 1 8W R735 ERJ8GEYJ6R8V Chip 6 8Ω Ω Ω Ω 1 8W R736 ERJ6GEYJ151 Chip 150Ω Ω Ω Ω 1 10W R737 ERJ6GEYJ100 Chip 10Ω Ω Ω Ω 1 10W R739 ERJ6GEYJ222 Chip 2 2kΩ Ω Ω Ω 1 10W R74...

Page 22: ...00012 Coil L615 J0JCC0000012 Coil L621 YELT03N330JT Coil L781 YETQ014T162 Coil L801 J0JCC0000012 Coil L802 J0JCC0000012 Coil L803 J0JCC0000012 Coil L804 J0JCC0000012 Coil L805 J0JCC0000012 Coil L806 J0JCC0000012 Coil L807 J0JCC0000012 Coil L808 YELT45N100KT Coil Ref No Part No Part Name Description Remarks L811 J0JCC0000012 Coil L812 J0JCC0000012 Coil L813 J0JCC0000012 Coil L814 J0JCC0000012 Coil ...

Page 23: ...on Remarks D964 YEADLST676T Diode D965 YEADLST676T Diode D966 YEADLST676T Diode D967 YEADLST676T Diode D968 YEADLST676T Diode D969 YEADLST676T Diode D970 YEADLST676T Diode D971 YEADLST676T Diode D972 YEADLST676T Diode D973 YEADLST676T Diode D974 YEADLST676T Diode D975 YEADLST676T Diode D976 YEADLST676T Diode D977 YEADLST676T Diode D978 YEADLST676T Diode D979 YEADLST676T Diode D980 YEADLST676T Diod...

Page 24: ... EXBV8V682JV Network Resistor RA619 EXBV8V561JV Network Resistor RA620 EXBV8V104JV Network Resistor RA621 EXBV8V102JV Network Resistor 11 3 Mechanical Parts MISCELLANEOUS Ref No Part No Part Name Description Remarks ANT101 YEAA10087 Antenna Receplacle ANT102 YEAA10098 Antenna Receplacle AT1 YEAT03339 Terminal AT1 2 YEAT03435 Terminal F781 K5Y752200001 Fuse 7 5A 1 YEFA031623 Upper Cover 4 B 2 YEFA0...

Page 25: ...12 EXPLODED VIEW Unit 25 AUDI CQ JA1920L CQ JA1924L ...

Page 26: ... ERJ8GEYJ273V Chip 27kΩ Ω Ω Ω 1 8W R102 ERJ8GEYJ273V Chip 27kΩ Ω Ω Ω 1 8W R103 ERJ12YJ330H Chip 33Ω Ω Ω Ω 1 2W R104 ERJ8GEYJ273V Chip 27kΩ Ω Ω Ω 1 8W R105 ERJ8GEYJ273V Chip 27kΩ Ω Ω Ω 1 8W R106 ERJ8GEYJ333V Chip 33kΩ Ω Ω Ω 1 8W R107 ERJ8GEYJ333V Chip 33kΩ Ω Ω Ω 1 8W R108 ERJ6GEYJ334 Chip 330kΩ Ω Ω Ω 1 10W R109 ERJ8GEYJ103V Chip 10kΩ Ω Ω Ω 1 8W R110 ERJ8GEYJ223V Chip 22kΩ Ω Ω Ω 1 8W R111 ERJ6GEYJ27...

Page 27: ...ng 33 YESFD13005 Optical Pick up Ass y 34 YEFX234179B Clamper Cam 35 YEP0FX3472 Traverse Motor Ass y 36 YEFR03080 Belt 37 YEFX236144A Traverse Guide 38 YEFA011733 Suspension Chassis 39 YEFX0051991C Side PressureSpring 40 YEFS011325 Pad 41 YEP0FX2522 Clamper Unit 42 YEFX0051590 Vibration Spring 44 YEFX003735B Clamper Rack 45 YEFX0461880 Fook 46 YEFX0051987 Clamper Rack Spring 47 YEFX0461658A Feeder...

Page 28: ...14 EXPLODED VIEW CD Deck 28 AUDI CQ JA1920L CQ JA1924L ...

Page 29: ...ler Ass y F 7 YEFX218287 Pinch Roller Ass y R 8 YEFX003748A Drive Gear 2 9 YEFX239424A Cassette Guide PlatE 10 YEFX0461685D Cassette Holder Ass y U 11 YEFX003749 Drive Gear 3 12 YEFX0461688A Lever 13 YEFX003750 Drive Gear 4 14 YEFX0052021A Lever Spring 15 YEFX209268A Reel Ass y F 16 YEFX0052016 Spring 17 YEFX0052018 Idler Plate Spring 1 18 YEFX0052019 Idler Plate Spring 2 19 YEFX0461687D Cassette ...

Page 30: ...16 EXPLODED VIEW Tape Deck 30 AUDI CQ JA1920L CQ JA1924L ...

Page 31: ...18 1 Tape Block 18 SCHEMATIC DIAGRAM 1 40 AUDI CQ JA1920L CQ JA1924L ...

Page 32: ...19 SCHEMATIC DIAGRAM 2 19 1 Display Block AUDI CQ JA1920L CQ JA1924L 41 ...

Page 33: ...19 2 Main 1 Block AUDI CQ JA1920L CQ JA1924L 42 ...

Page 34: ...19 3 Main 2 Connector Block AUDI CQ JA1920L CQ JA1924L 43 ...

Page 35: ...19 4 Amp Block b AUDI CQ JA1920L CQ JA1924L 44 ...

Page 36: ...19 5 DSP Block AUDI CQ JA1920L CQ JA1924L 45 ...

Page 37: ...4 9 4 1 0 0 4 4 0 4 9 5 1 0 8 4 0 4 9 3 4 4 9 4 9 4 9 0 5 2 0 2 6 2 3 0 4 0 0 0 4 9 1 7 3 9 4 9 2 0 2 0 0 2 0 2 0 4 9 1 1 2 5 4 5 4 5 0 0 0 0 5 1 5 1 4 8 5 1 0 0 4 2 4 2 5 1 0 0 4 4 1 5 5 0 5 0 0 5 0 0 4 5 0 0 2 3 0 0 5 1 0 7 4 1 5 0 3 5 0 2 5V P P 0 2ms 2V DIV 39 0 1ms 2V DIV 5V P P 4 40 5V P P 5V P P 5µS 2V DIV 2µS 2V DIV 7 41 5V P P 5V P P 5V P P 5V P P 5V P P 5V P P 3V P P 2ms 2V DIV 1µS 2V DI...

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