Kenwood KDC-2021SA free download

File name Autoestereo CD Kenwood KDC-2021SA_SG.pdf

CD RECEIVER KDC-2021SA/SG SERVICE MANUAL © 2001-12 PRINTED IN JAPAN B51-7873-00 (N) 1930 The CD mechanism infomation is not in this sarvice manual. Please, refer to sarvice manual X92-4030-0x (B51-7867-00). CD mechanism extension cord : W05-0618-00 Panel assy (A64-2564-02) Front glass (B10-4141-01) Escutcheon (B07-3054-02) KDC-2021S 45Wx4 COMPACT DIGITAL AUDIO MONO LOUD SCAN RDM REP CLK ADJ AUTO AME OFF AUD DC cord (E30-4790-05) Plastic cabinet assy (A02-1486-13) Antenna adaptor (T90-0523-05) Mounting hardware assy (J21-9641-13) Lever (D10-4589-04)x2 PLL-DATA PLL-CLK PLL-CE SD S-METER LO/DX NOISE AFS SDA SCL PANEL DATAS CLK CE DATAL RES REMO DSI 2 A8V TUNER FM+B AM+B SW5V FM DET OUT AM DET OUT J: 382mV K: 382mV E: 203mV 170mV 1200mV 1200mV REQUEST PLL-DATA PLL-CLK PLL-CE LO/DX S-METER SD NOISE DET LEVEL KDC-2021SA/SG IC2 FM AM CD CH AFS PRE MUTE IC4 E-VOL & MPX FM (J) (K) (E) AM (J) (K) (E) CD.CH : 1700mV : 1605mV : 1276mV : 561mV : 561mV : 792mV : 3529mV PRE OUT POWER IC SP-OUT MUTE CD BLOCK DIAGRAM SERVO A8V BU5V MSCLK MSDA SW1 SW2 SW3 M MUTE RST STOP LO/EJ MO SW IC12 SDA SCL E2PROM SW5V IC1 MUTE TEL-MUTE ACC DET. TEL-MUTE ACC CH RST REQ C CLK DATA H CH-CON REQ H DATA C MUTE BU DET. BU5V u-COM PA DET BACK-UP ANT-CON DET. P-CON DET. ANT-CONT P-CON PC DET EN1 EN2 EN3 IC7 POWER SUPPLY P-CON P.ANT FM+B VP2 AM+B AUDIO ILLUM BACK UP BU5V DSI BU5V PAN DET. MARINE CN. SERVO SW14V IC1 LCD DRIVER With KEY MATRIX PAN5V PAN5V IC2 REMOTE CONTROL SW5V ILLUM SW SW5V BU5V SW1 SW2 LCD KDC-2021SA/SG MICROCOMPUTER'S TERMINAL DESCRIPTION SYSTEM MICROCOMPUTER uPD780058GC-XXX (IC1:X25) Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23~26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45,46 47~49 50 51,52 53 Pin Name PANEL 8EJE SW *1 NC AVss L-RST L-CE AVREF1 NC PLL-DATA PLL-CLK L-DATAL L-DATAS L-CLK R-DATA R-QUAL CH-DATAC CH-DATAH CH-CLK CH-REQH PLL-CE AFS LO/DX NC SD CH-CONT TYPE REF TYPE2 TYPE1 TYPE0 Vss1 IC2TYPE1 IC2TYPE0 DATA CLK MUTE P-MUTE SVR P-STBY SW5V B.U-DET ACC-DET NC PS1-0~PS1-2 BEEP PS2-0,PS2-1 DSI I/O I I O O O I I I/O O I O O I I I O I/O O O O O O I O O I I I I I I/O O O O O O O I I O O O O O Panel detection 8 cm disk eject end detection switch Not used GND potential (for A/D and D/A) LCD driver reset LCD driver chip enable 5V power supply (D/A converter reference voltage) Not used F/E (IC3) communication data F/R (IC3) communication clock LCD driver communication data (LCD) LCD driver communication data (SYSTEM) LCD driver communication clock RDS DATA RDS QUAL 5-wire communication data (CH) 5-wire communication data (HEAD) 5-wire communication clock 5-wire CH request (HEAD) F/E chip enable Noise detection time constant switching Local seek switching Not used Station detection 5-wire communication CH ON output Destination type and servicing setting 5V output Destination type setting Destination type setting Destination type setting GND potential (for other parts than