Download Sharp CD-E700H Service manual
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CD-E700/CD-E77 A CD SERVO PWB-C C3 CD SIGNAL PICKUP UNIT 1 C3 C2 C2 3 3 3 2 2 2 2 1 1 1 1 8.2K R4 8.2K F R3 22K C R1 8.2K CNP1 C FO+ FO+ FO– PD TR– VR LD 1 1 1 2 2 2 2 3 3 3 3 4 4 4 4 5 5 5 5 6 6 6 6 7 7 7 7 8 8 C4 0.001 GND 1 SLCO 2 SLCIST 3 EFMIN 4 RF C19 0.022 C8 0.0027 C45 22P(CH) TP1 TP2 5 5 RFVDD 6 RSVSS 7 FIN1 A 8 FIN2 B 9 TIN1 E 10 TIN2 F 11 VREF (OS) C21 0.001 C9 3.3/16 C11 0.22/50 TR+ FO+ FO– GND PD C43 0.022 C38 0.01 VR LDD 80 79 78 77 76 75 74 R12 330 TR– LD 8 8 C37 0.1 C6 0.1 C20 0.001 1 C5 0.047(ML) R10 27K C3 47/25 R9 10 CNS2A CNS2B TR– TR+ D R42 1.2K C1 47/25 TR+ 4 15 C12 16 100P 17 18 19 VCC2 REV VO5– GND VO5+ 8 30 7 6 5 4 3 2 1 M– 9 M+ C41 100/10 FWD VIN4 VCC VO4+ 14 13 12 11 10 VO4– VIN1 F VCONT 15 16 17 18 19 20 21 29 22 23 24 25 26 27 28 GND IC2 LA6574H FOCUS/TRACKING/SPIN/ SLED DROVER TO PUIN VO3+ 1 VO3– 1 VREF 6 GND 2 6 VREF 3 2 GND 3 5 VO2+ 4 5 SL– VCC 4 +B +B SL+ REG-IN – 1 C40 100/10 SP– REG-OUT 4 R15 1K VO2– 5 4 VO+ 5 3 VO– 2 3 Q4 KTA1271 Y 2 + 6 R16 1K C39 100/10 FD – SP+ VIN3 6 JITTC ADAVDD ADAVSS 20 TDO FDO 21 22 23 24 25 26 27 +B VCC1 6 SPO 1 VIN2 M 1 + RFMON R14 1K CNP3 SW4 PICKUP IN M CNS3A M2 SLED MOTOR CNS3B E M1 SPINDLE MOTOR TE R13 15K 2 CONSTANT VOLTAGE CNP3A R8 10K C17 100/10 +B +B C48 0.001 G H • NOTES ON SCHEMATIC DIAGRAM can be found on page 14. 1 2 L C REF1 C10 12 10/25 13 FE 14 TEC CNP2 CD MOTOR PWB-D 3 C36 0 22/50 R5 B 4 Figure 26 SCHEMATIC DIAGRAM (9/10) – 26 – 5 R40 680 3 A VVSS 4 R41 12K 5 4 22K VVDD 5 4 R6 PCKIST 5 4 E CONT4 CONT5 5 +B VREF LDS 6 GPDAC C 7 6 FR F 7 6 SPDO SLDO B 7 6 R11 10K A 7 LASER DRIVER Q1 KTA1266 GR E R2 8.2K VREF C2 VCC C2 0.01 B VCC R7 47 PDO2 CNS1A CNS1B HPC1LX +B 6 R1 1K