Sharp CD-XP120 Service Manual - Page 12

CD-XP120 SW1 OPEN/ CLOSE SW2 DISC SW3 UP + M - M3 T/T UP/DOWN LOADING MOTOR + M - M1 CD LOADING MOTOR M_GND LOAD SW DISC_SW UP_SW M+ M- ROTATE+ ROTATE- LOAD+ LOAD- ROTATE Q402 Q405 Q403 Q406 Q408 Q407 Q409 D402 D403 Q410 O/C SW LOAD_SW DISC_SW PICK_IN FO+ TR+ TR- FO- ACTUATOR NM802 SPINDLE MOTOR NM801 SLED MOTOR + M - + M - SW4 PICKUP IN SP+ SP- SL+ SL- PU-IN GND TR- TR+ FO+ FO- GND PD VR LD + - C + - F + - B + - A + - E GND MON C F B A E 1/2V +5V LD VCC PICKUP UNIT PD LD VCC RFN RFOUT RFIN CACC ARF CEA 3TOUT CBDO BDO CDFTR OFTR NRFDET GND A C B D E F TBAL FBAL GCTL FEOUT FEN TEN TEOUT TEBPF VDET VREF GND VO4- VO4+ VIN4 VG4 BIAS VCC VCC VG3 VIN3 VO3+ VO3- PO1+ PO1- VO1- VO1+ VIN1 VG1 TRB REG O MUTE GND VG2 VIN2 VO2+ VO2- GND OPO Q404 1 2 3 4 5 6 7 8 9 10 11 12 13 14 IC404 28 27 26 25 24 23 22 21 20 19 18 17 16 15 IC404 MM1469XH FOCUS/TRACKING/SPIN/SLED DRIVER 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 IC402 AN22000A HEAD AMP. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 LASER Q401 DRIVER Figure 12 BLOCK DIAGRAM (1/4) - 12 -