Toshiba MW20H63 User Manual - Page 22

A B C D E F MOTOR DRIVE SCHEMATIC DIAGRAM 8 (DVD MT PCB) G H 8 FROM/TO MPEG/MICON/DSP VC DVD/CDPD (VR_CD/VR_DVD) DVD/CD DM3S/3O DVD/CD DVD_LD CD_LD DVD/CDPD DVD_LD CD_LD RF FROM/TO LOADER CP2301 OPU_A OPU_B OPU_C OPU_D OPU_E 7 LD07T2-24ND-03 1 GND 2 F 3 Vref 4 VCC 5 E 6 D 7 C 8 SW1(DVD/CD) 9 VRF(RF_OUT) 10 B 11 A 6 12 VR(DVD) 13 VR COM 14 VR(CD) 15 GND 16 LD 17 PD/GND 18 LD(DVD) 19 GND 20 NC NC 21 T DRV 22 T RTN 23 F DRV 24 F RTN 5 TO LOADER CP2302 00_6232_005_006_800+ 5 LD- 4 LD+ 3 OPEN 2 GND(D) 1 CLOSE JG015 JG012 OPU_F OPU_VREF JG014 JG013 JG040 JG016 JG011 JG010 DVD/VR DVD/CDPD CD/VR OPU_E OPU_D OPU_C DVD_CD RF OPU_B OPU_A CDLD JG056 DVDLD TR+ TRFO+ FOC2331 0.1 F C2315 0.1 F C2329_1 6.3V 47 KA_P TP2303 MOT_LD- MOT_LD+ R2353 TOUT_SW 100 R2352 TIN_SW 100 C2309 0.1 B JG017 JG018 R2356 82 R2359 82 C2328_1 6.3V 47 KA_P C2348 1B R2360 33 R2306 VR DVD Q2303 VR DVD KTC3875S_Y_RTK 0 Q2305 KTC3875S_Y_RTK 0 0.1 R2348 0.7 R2346 3.3K 6.8 R2318 6.8 4.5 3.9 R2332 DVD LDCTL Q2301 KTA1505S-Y-RTK/P 0.1 3.3K 0 0.1 0.7 R2347 220 1.0 TP2307 W843 0 DVD/CD 3.3K Q2304 C2340_1 6.3V 100 KA_P KTC3875S_Y_RTK B2302 B2301 EBMS160808A102_RDC45 EBMS160808A102_RDC45 CD LD CTL 1.0 Q2302 3.9 KTA1544T-RTK/P 4.5 C2341_1 6.3V 100 KA_P R2333 220 R2340 TP2308 R2355 1K R2341 6.8 JG019 6.8 R2338 4.7K C2326 0.1 F C2327_1 6.3V 47 KA_P R2308 10K R2301 1K TP2322 TP2321 R2307 75K (RF_GND) RF_A5V TRACK_PWM FOCUS_PWM R2313 4.7K R2309 100 +-1% R2305 27K VC2 R2320 4.7K R2322 4.7K R2321 15K TP2319 R2319 33K TP2320 R2326 5.6K TP2318 R2327 4.7K C2332 0.1 F C2346_1 6.3V 47 KA_P C2347 0.1 F C2316_1 6.3V 47 KA_P C2312_1 100P CH R2324 1K R2334 10K R2335 3.3K OPU_F 7 VC HOME (RF_GND) GND GND (D_GND) B2304 EBMS160808A102_RDC45 TOUT_SW TIN_SW P.CON+A5V TRACK_PWM FOCUS_PWM P.CON+3.3V VDDPWM3.3V 6 DRVSB R2336 390 R2339 1.2K SPINDLE_PWM VCC+6V SLED_PWM SPDL_SENS+ SPDL_SENS- TP2323 5 TRAY_CLOSE TP2324 TRAY_OPEN M_GND R2350 4.7K R2351 4.7K TP2305 B2305 4 TP2304 EBMS160808A102_RDC45 NC NC NC NC NC NC NC 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 4 P.CON+3.3V B2305 short --- +3.3V 10K TP2316 R2330 R2337 NC VIN2+ VIN2- VIN2 NC VIN3- VIN3 VO_OP VIN-OP VIN+OP NC REG-IN VREF-OUT REG-OUT VREF-IN VIN4 NC VIN4- MUTE234 MUTE1 VCONT S-GND 1K MOTOR DRIVE IC IC2301 LA6565VR-TLM-E R2342 4.7K 100P CH 100P CH TP2317 VIN1-A VIN1+A PGND2 PGND1 100P CH C2360 100P CH C2358 C2359 FROM/TO LOADER C2357 CP2303 00_6232_006_006_800+ TP2306 6 SW(GND) 3 5 LIMIT SW 4 SLD- 3 SLD+ 2 SP1- 1 SP1+ R2349 100 HOME MOT_SLEDMOT_SLED+ MOT_SPDLMOT_SPDL+ 2 1 A H-5 NOTE:THE DC VOLTAGE EACH PART WAS MEASURED WITH THE DIGITAL TESTER DURING PLAYBACK. B FWD REV VCC2 NC VLD- VLD+ VD4+ VD4- 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 NC NC R2325 6.8K C2301 0.1 F TP2309 TP2310 TP2311 TP2312 TP2313 TP2314 TP2315 C2306 0.1 F C2314_1 10V 100 KA_P C2310_1 10V 100 KA_P C2313 0.1 B C2302 0.1 B R2303 2.2 C2303 0.1 B R2304 2.2 C2307 0.1 B JG057 JG058 R2328 4.7K R2357 1K R2358 120 0.022 B D2303 C2304 MOT_LDMOT_LD+ TR+ TRFO+ FOMOT_SPDL+ MOT_SPDLMOT_SLEDMOT_SLED+ R2323 1.2 R2329 1.2 NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE C D CAUTION:SINCE THESE PARTS MARKED BY ARE CRITICAL FOR SAFETY,USE ONES DESCRIBED IN PARTS LIST ONLY E ATTENTION:LES PIECES REPAREES PAR UN ETANT DANGEREUSES AN POINT DE VUE SECURITE N'UTILISER QUE CELLS DECRITES DANS LA NOMENCLATURE DES PIECES F G VD3+ VD3- VD2+ VD2- VD1- VD1+ NC VCC1 VCCS VIN 1 1SS355 D2304 C2365 0.1 B R2302 100 +-1% C2305 0.1 B 1SS355 3 2 PCB130 DME064 1 H H-6