Sharp XL-HP737 Service Manual - Page 30

XL-HP737 CD/MP3 PWB-D C32 100P(CH) R47 1K C31 0.022 R46 1K C30 100P(CH) R45 1K C73 100P(CH) R44 1K A CD SIGNAL C28 100P(CH) C72 100P(CH) R43 1K R42 1K C27 100P(CH) R41 1K C1 47/25 +B R7 47 5V +B +B C26 0.022 5V C82 0.0033 RM2 10K C74 0.001 +B +B +B R40 R99 2.2M 4.7K R88 4.7K R96 PICKUP UNIT(306) C2 0.01 C38 C36 C37 0.22 C35 0.1 0.047 4.7K R17 4.7K B VCC FFC1 GND 0.01 VREF 16 16 LD Q1 KTA1504Y TP R9 10 R38 R50 R39 56K 680 680 E 15 A 14 B 13 15 14 VREF 13 PD VCC F 12 C 11 10 9 12 11 VR 10 E R6 33K A R5 0 9 B R4 0 PD 8 8 F R3 33K 7 7 C 6 6 GND 5 5 4 4 TR+ FO- 3 3 2 2 FO+ C 1 1 TR- CNP1 TR+ TR+ FO+ FO- TR- FO+ TR- VR C4 0.001 R2 0 R1 0 TP2 +B C3 47/25 R19 1K SLDO SPDO AVSS AVDD2 DVDD DVSS VPB DEFECT FSEQ EFLG FSX PU-IN/CONT1 M0_B-/CONT2 MO_B+/CONT3 MONI1 MONI2 DOUT TEST R29 MO_SPEED/CONT6 MONI3/EMPH MOT_A+/CONT5 PCKIST PD02 PD01 MOT_A-/CONT4 C5 0.047 R12 330 VVDD VVSS MONI4 MONI5 C2F/SBCK 12 AVDD1 SLCO EFMIN C8 8 3 11 0.0027 1 2 3 4 80 RF 79 78 77 76 75 74 73 72 71 70 69 68 DRF *RES 67 *WRG 66 DO 65 DI CL CE DVSS 64 63 62 61 DATACK LRSY ASDFIN DVDD 60 59 58 57 56 150 +B DATA C6 C12 0.01 100P (CH) 5 LPF 6 JITTC 7 AIN 8 CIN 9 BIN 5 7 10 ASDACK 55 ASLRCK 54 IC1 LC78648E F16MOUT 53 OUT1 52 F16MIN 51 R56 4.7K C33 C9 3.3/16 0.056 10 DIN CD IOMODE 50 11 FEC 12 PHLPF/RFMON DIGITAL SIGNAL XVDD 49 XIN 48 4 13 VREF 14 EIN PROCESSOR XOUT 47 XVSS 46 R28 220 XL1 16.9344MHz 15 FIN 16 TEC 2 RVDD 45 RCHO 44 C11 0.056 C46 0.01 17 TE 18 TEIN 19 LDD 6 LRVSS 43 LCHO 42 41 ZD1 MA8033 20 LDS LVDD +B C83 C21 R37 390 R36 390 R35 390 R34 390 R33 390 R32 390 R31 390 R30 390 +B R27 +B 100 5V L1 C22 0.82µH LD FDO 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 0.001 10/25 10/25 2.2K R24 R23 2.2K TDO GND 1 C20 9 C34 330/6.3 0.01 C23 C24 0.0015 0.0015 C25 (ML) (ML) 0.01 R14 6.8K R13 8.2K R16 6.8K R15 6.8K C17 0.022 R18 1K R49 2.2K R8 2.2K C18 100/10 R25 R26 10K 10K D +B +B +B 3.3V +B C85 0.022 R54 R57 5.6K 10K C52 0.01 +B +B +B R55 6.8K +B R58 10K D1 KDS184 E R48 1K C60 0.001 C57 100/10 C62 0.01 R92 10K R91 10K R59 2.2K C61 100/10 C56 100/10 F CD MOTOR PWB-E M1A SPINDLE M MOTOR + - M2A + SLED M MOTOR - SW1A CNP3A 6 5 4 3 2 1 CNW3 6 6 5 5 4 4 3 3 2 2 1 1 6 SP+ 5 SP- 4 SL+ 3 2 1 SLPUIN GND G PICKUP-IN CNP3 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 SVCC SGND VREFIN VCONT6 REV6 FWD6 VCONT5 REV5 FWD5 VO4VO4+ VO5VO5+ VO6VO6+ PGND2 MUTE PVCC2 REGOUT VIN1 VIN1G VIN2 VIN2G VIN3 VIN3G VIN4 VIN4G VO3+ VO3VO2+ VO2VO1+ VO1PGND1 REGIN PVCC1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 +B Q2 IC2 KTA1271Y LA6261 FOCUS/TRACKING/ SPIN/SLED DRIVER C41 100/10 +B +B 5V +B R93 4.7K +B R94 +B +B +8V 1(1/4W) +B NOTES ON SCHEMATIC DIAGRAM can be found on page 6-1 H The numbers 1 to 12 are waveform numbers shown in page 5-1 1 2 3 4 5 Figure 6-10 SCHEMATIC DIAGRAM (9/10) 6 - 10 C86 0.022 R95 +B 1 (1/4W) 6 +B +B