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File name:kdc-3024.pdf
[preview KDC-3024]
Size:1659 kB
Model:KDC-3024 🔎 KDC3024
Descr:Service Manual
Group:Electronics > Automobile
Multipart:No multipart

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File name kdc-3024.pdf

CD RECEIVER KDC-3024A/G/YA/YG KDC-307A/G/YA/YG SERVICE MANUAL CD mechanism operation description is not in this sarvice manual. Please, refer to sarvice manual X92-4030-0x (B51-7867-00). 2002-11 PRINTED IN JAPAN B53-0002-00 (N) 1874 CD mechanism extension cord : W05-0618-00 Panel assy (A64-2876-02): KDC-3024A/G/YA/YG (A64-2877-02): KDC-307A/G/YA/YG Escutcheon (B07-3001-02) KDC-XXXX COMPACT DIGITAL AUDIO 50Wx4 PTY LOUD SCAN RDM REP CLK MENU TI VOL. ADJ OFF AUD DC cord (E30-4790-05) Mounting hard ware assy (J21-9716-03) Plastic cabinet assy (A02-1486-13) Lever (D10-4589-04)x2 Antenna adaptor (T90-0523-05) TUNER OUT 1200mV LCD LCD DRIVER WITH KEY MATRIX REMOCON BACK LIGHT KEY ILLUMI 2 FM+B Q502 A8V IC10 FM AGC OUT Q223,224 KDC-3024A/G/YA/YG,307A/G/YA/YG ANT FM AGC AM+B Q501 PRE MUTE FM(J,K) : 1800mV FM(E) : 1372mV AM(J,K) : 600mV AM(E) : 855mV IC4 CD : 3600mV CH : 3600mV PRE OUT AM AGC CD SERVO A8V BU5V AM AGC OUT TUNER,MPX & E-VOL. IC8 POWER IC MUTE MUTE LOGIC Q10 SP OUT AUDIO OUT 12EJE LO/S SCLK SDA 8EJE MUTE RST STOP LO/EJ MO LOE/LIM 1200mV CH CD BU DET IC12 BACK UP BLOCK DIAGRAM IC6 EEP-ROM BU5V IC11 Q20 RDS DECODER IC1 ACC DET IC7 ACC RESET IC POWER SUPPLY IC P-CON P-ANT Q51,55 CHANGER AUDIO OUT RST REQ C CLK DATA H CH-CON REQ H DATA C MUTE BACK UP BU5V IC2 SW5V P-CON P-ANT MI-COM SERVO SERVO VCC SW1 SW2 Q50 SW5V SW5V BU5V FM+B AM+B A8V BU5V FM+B AM+B AUDIO+B ILLUMI KDC-3024A/G/YA/YG,307A/G/YA/YG COMPONENTS DESCRIPTION q SWITCH UNIT (X16-1472-7x) Ref.No. IC1 Q1 Application/Functions LCD driver & key matrix Key scan start Operation/Condition/Compatibility When Q1 base goes Lo, key scan start. q ELECTRIC UNIT (X25-9612-7x) Ref.No. IC1 IC4 IC6 IC7 IC8 IC10 IC11 IC12 Q10 Q20 Q40 Q50 Q51 Q55 Q70 Q101 Q102 Q201 Q252 Q253 Q501 Q502 Q503 Application/Functions System control -com Power amplifire RDS decoder Power supply (Multi AVR) MUTE Logic Tuner & E-Vol. Power on reset E2P-ROM B.U. detector A.C.C detector MUTE driver SW 5V SERBO AVR control SERBO AVR Surge detector DSI driver PANEL 5V SW Noise buffer S_METER RC & MPTH TC SW S_METER RC & MPTH TC SW AM RF amplifire FM RF amplifire MPX buffer System -com Operation/Condition/Compatibility E-Vol output encoder power amplification for speaker. RDS data decode to tuner receive signals. When a pin 1, 2, or 13 is "H", MUTE turns on When a pin 3, 4, or 5 is "H", P-AMP mute turns ON. Changer is RESET when a pin 9, 10, or 11 is "L". FM/AM tuner & stereo decoder & E-Vol. When B.U. 5V voltage is less than 3.5V, power reset. Writing and read-out of adjustment data for a tuner BU on (base "H") : Collector "H" ACC ON (base : "H") : Collector "L" Base "L" : Mute on (collector "L") Base "L" : SW5V on Pin 2 "H" : Serbo on (pin 4 "H") Base "H" : Serbo on Base "H" : Surge detect Base "H" : DSI on Panel attch : PAN5V on Tuner noise input, Emitter output Base "H" : Mute on Base "H" : RC&TC=Long (Base "L" at AF serch) Emitter "H": Collector "H" Base "H" : G

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