JVC-MXJ150-cs-sch维修电路原理图.pdf

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1、ABC 1 2 3 4 5 MX-J150R 2-1 MIC/V.M/ECHO OPTION Block diagrams Main section RadioFans.CN 收音机爱 好者资料库 ABCD 1 2 3 4 5 MX-J150R 2-2 CD section SLED MOTOR SPINDLE MOTOR PICK - UP TRACKING ACTUATOR FOCUSING ACTUATOR A.B.C.D.E.F LD.PD DISC SP+SP-TRK+ TRK- FCS- 17 18 111226271 2 +5V 19 10 253 43 46 50 48 71P

2、/U IN LIMIT S/W OPEN/CLOSE MOTOR 2 10 41 69.70 65.66. 67.68 33.30 29.25 22.24.23 31 35.36.37 38 40 MOTOR CONTROL S/W SENSOR FOK MAIN PCBMAIN PCB MICOM CTRL LINEPOWER / AUDIO LINE 19 R G L 21 20 36.37.38 68 25.26.3029 10.70.72 73.75.76 27 MCK. MDATA. MLT ISTAT SQDT. LKFS. SOS1 SQCK A. GND R-CH L-CH G

3、ND B+ RESET LOCK.SMEF.WDCH.SMON.SMSD SL IN SP IN TE IN EF IN VREF SL- SL+ MOTOR/ACTUATOR DRIVER 6 ASSP KB9223 IC 223 SCW1SCW4 SIC1,SIC2,SIC3 DIGITAL SIGNAL PROCESSOR 16.9344MHz 66.69 8 EFM.TRCNT UP/DOWN ROULETTE MOTOR MOTOR KA9258 IC 258KS9286 IC286 IC223 KB9223 9 RadioFans.CN 收音机爱 好者资料库 ABCDEFG 1 2

4、 3 4 5 2-3 MX-J150R Front section Standard schematic diagrams SHEET 1/4 SHEET 3/4 SHEET 3/4 SHEET 3/4 SHEET 3/4 HABCDEFG 1 2 3 4 5 2-4 MX-J150R CD section CD signal SHEET 2/4 ABCDEFG 1 2 3 4 5 2-5 MX-J150R Main section TAPE P.B. signal CD signal MAIN signal AUX signal FM/TUNER signal Parts are safet

5、y assurance parts. When replacing those parts make sure to use the specified. SHEET 1/4SHEET 1/4 SHEET 2/4 SHEET 4/4 SHEET 3/4 HABCDEFG 1 2 3 4 5 2-6 MX-J150R FM/TUNER signal AM signal Tuner section SHEET 4/4 ABCDEFG 1 2 3 4 5 2-7 MX-J150R Main board Printed circuit boards HABCDEFG 1 2 3 4 5 2-8 MX-J150R CD servo board MIC / Headphone board ABCDEFG 1 2 3 4 5 2-9 MX-J150R Front board HABCDEFG 1 2 3 4 5 2-10 MX-J150R Tuner board