Sharp CD-C449W Скачать руководство пользователя страница 43 | Manualshive

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CD-C449W/K449W

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Figure 41 WIRING SIDE OF P.W.BOARD (5/9)

SWD52
DISC3

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D1SC2

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DISC1

LEDD24

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LEDD26

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LEDD28

RE55

RE54

FWD01

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CD07

CD08

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RE01

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R-PLAY

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LEDD19

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ICD01

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RD30

CD-K449W ONLY

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CD-C449W

CD-K449W

C449

K449

KARAOKE

CLOCK

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MEMORY

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CLEAR

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TUNING

DOWN/RERWIND

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HAVY-2

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JOG

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MODE

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CD

PAUSE

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PAUSE

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SLEEP

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TIMER

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FLAT

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POWER

WHD01

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VIDEO

AUX2

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SWD39 VIDEO

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CD

SWD41 TAPE1/2

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TUNER

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SWITCH PWB-C2

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Содержание CD-C449W

Страница 1: ...S LIST EXPLODED VIEW CD C449W CD K449W In the interests of user safety the set should be restored to its original condition and only parts identical to those specified be used SERVICE MANUAL This document has been published to be used for after sales service only The contents are subject to change without notice SHARP CORPORATION SRS the SRS Logo and the Sound Retrieval System are registered trade...

Страница 2: ...on the rear cover Use of controls adjustments or performance of proce dures other than those specified herein may result in hazardous radiation exposure As the laser beam used in this compact disc player is harmful to the eyes do not attempt to disassemble the cabinet Refer servicing to qualified personnel only Laser Diode Properties Material GaAIAs Wavelength 780 nm Emission Duration continuous L...

Страница 3: ... 50 dB TAPE 2 recording playback Wow and flutter 0 15 WRMS Compact disc player section Type 3 disc multi play compact disc player Signal readout Non contact 3 beam semi conductor laser pickup D A converter 1 bit D A converter Frequency response 20 20 000 Hz Dynamic range 90 dB 1 kHz Speaker section Type 3 way type 130 mm 5 1 8 woofer 50 mm 2 tweeter and super tweeter Maximum input power 150 W Impe...

Страница 4: ... 50 dB TAPE 2 recording playback Wow and flutter 0 15 WRMS Compact disc player section Type 3 disc multi play compact disc player Signal readout Non contact 3 beam semi conductor laser pickup D A converter 1 bit D A converter Frequency response 20 20 000 Hz Dynamic range 90 dB 1 kHz Speaker section Type 3 way type 130 mm 5 1 8 woofer 50 mm 2 tweeter and super tweeter Maximum input power 150 W Impe...

Страница 5: ...utton 26 Volume Control 27 On Stand by Button 28 Headphone Socket 29 Karaoke Maker Switch CD K449W Only 30 Microphone Sockets CD K449W Only 31 Microphone Level Controls CD K449W Only 32 Digital Echo Control CD K449W Only 33 3D Surround Demo Mode Button 34 Clock Button 35 Sleep Button 36 TAPE 2 Reverse Mode Button 37 CD Pause Button 38 Jog Dial 39 CD TAPE Stop Button 40 TAPE Record Pause Button 41 ...

Страница 6: ...ary Audio Signal Input Sockets 13 Span Selector Switch 14 FM 75 Ohms Aerial Terminal 15 Aerial Earth Terminal 16 SW1 SW2 MW Aerial Terminal 17 AC Voltage Selector 18 AC Power Lead 19 Speaker Terminals Speaker section 11 Super Tweeter 12 Tweeter 13 Woofer 14 Bass Reflex Ducts 15 Speaker Terminals 1 2 7 8 1 2 3 4 5 6 9 1 2 3 4 5 CP C449 ...

Страница 7: ...2 Preset Up Down Buttons Tape control section 13 TAPE 2 Record Pause Button 14 TAPE 2 Reverse Play Button 15 TAPE 1 Play Button 3 TAPE 2 Forward Play Button 16 TAPE 1 2 Stop Button 17 TAPE 2 Fast Wind Buttons Common section 18 3D Surround Pass Button 19 Equalizer Mode Button 20 Function Selector Buttons 21 Balance Control Buttons 22 On Stand by Button 23 Dimmer Button 24 3D Surround Mode Button 25...

Страница 8: ...rned one click anti clock wise the time will decrease by 1 minute Keep turning the jog dial to change the time continuously The hour setting will not advance even if minutes advance from 59 to 00 9 Press the MEMORY button The clock starts operating from 0 seconds Seconds are not displayed Note In the event of a power failure or when the AC power lead is disconnected the clock display will go out W...

Страница 9: ...on to enter the stand by mode 2 Press the ON STAND BY button whilst holding down the button and the FLAT button Caution The operation explained above will erase all data stored in memory including clock and timer settings and tuner and CD presets ON STAND BY FLAT Continued Remote control When inserting or removing the batteries push them towards the battery terminal Installing the batteries incorr...

Страница 10: ...it and reassembling it to keep it safe and ensure excellent performance 1 Take cassette tape and compact disc out of the unit 2 Be sure to remove the power supply plug from the wall outlet before starting to disassemble the unit 3 Take off nylon bands or wire holders where they need to be removed when disassembling the unit After servicing the unit be sure to rearrange the leads where they were be...

Страница 11: ...x10mm Front Panel J2 x1 ø3x10mm H2 x1 ø3x10mm J1 x2 H1 x1 Power Amp PWB Karaoke PWB CD K449W Only K1 x4 ø4x8mm K1 x1 ø3x8mm K1 x1 ø3x10mm Power Supply PWB M1 x3 ø3x10mm L3 x12 ø3x10mm P1 x6 ø3x10mm Lug Wire N1 x1 ø3x10mm Open Headphones PWB Display PWB L1 x2 L2 x1 Washer Tape Mechanism Cassette Holder Left Right Front Panel CD Switch PWB R1 x1 ø3 x10mm R1 x1 ø3 x10mm Q1 x1 ø3 x10mm Turntable Disc ...

Страница 12: ...hen installing the CD changer mechanism Install the CD changer mechanism on the CD player base after the shift lever has been set in the highest position Figure 11 1 U1 x4 ø3 x12mm V1 x1 ø2 6 x10mm CD Changer Mechanism CD Mechanism Shift Lever CD Player Base Screw driver Woofer Woofer Net A1 x1 Baffle Board A2 x1 Tweeter Tweeter Super Tweeter A5 x2 ø3x10mm A3 x2 ø3x10mm A4 x4 ø4x16mm ...

Страница 13: ...of the disassembly method to remove the CD mechanism How to remove the loading motor See Fig 12 1 1 Remove the screws A1 x 2 pcs to remove the loading motor Figure 12 1 A1 x2 ø2 6 x5mm Loading Up Down Motor Motor PWB B1 x2 ø2 6 x6mm Shaft B2 x1 Stop Washer B3 x1 Gear B4 x1 CD Mechanism Pickup Note After removing the connector for the optical pickup fromthe connector wrap the conductive aluminium f...

Страница 14: ...WB IF 450 kHz 1 602 kHz T351 1 MW Band 531 kHz fL T306 2 Coverage 1 1 0 1 V SW1 Band 3 2 MHz fL T307 2 Coverage 2 0 0 1V SW1 Band 7 3 MHz fH TC305 2 Coverage 7 7 0 2 V SW2 Band 9 5 MHz fL T308 2 Coverage 2 1 0 1V SW2 Band 21 85 MHz fH TC304 2 Coverage 7 7 0 2V MW 990 kHz 990 kHz T302 1 Tracking SW1 3 9 MHz 3 9 MHz fL T303 1 Tracking SW1 7 1 MHz 7 1 MHz fH TC303 1 Tracking SW2 11 65 MHz 11 65 MHz f...

Страница 15: ... 7 1 MHz 19 21 45 MHz 5 98 00 MHz 10 990 kHz 15 5 06 MHz 20 15 1 MHz 21 40 FM Preset No MW SW2 Preset No SW1 Preset No FM Detection Signal generator 10 7 MHz FM sweep Test Stage Instrument Connection Frequency Frequency Display Setting Adjusting Parts IF 10 7 MHz 98 MHz TT01 1 Turn the core of trans former TT01 fully counter clock wise 1 Input Antenna Output TP301 2 Input Anetnna Output Speaker Te...

Страница 16: ... optimal settings CD SECTION Figure 15 1 Note Only in STOP state it is possible to slide the pickup with the or key VOL Last memory BAL CENTER R GEQ FLAT X BAS OFF Canceling method POWER OFF Setting the test mode Any one of test mode can be set by pressing several keys as follows REC PAUSE DISC SKIP POWER TEST CD operation test TEST mode Function CD test mode Setting of TEST mode Indication of CD ...

Страница 17: ...pressed the current mode setting will be displayed To change to a different mode press the SRS MODE button repeatedly PASS will not be displayed in remote control operation MODE 1 MODE 2 MODE 3 MODE 4 MODE 5 PASS Notes The 3D SURROUND effect will not work on a monaural sound source When the 3D surround mode is being used the equalizer will be set to FLAT SURROUND MODE Effect from each mode PASS SR...

Страница 18: ... back 3 In the deck section a tape is being played back indicates the record state 4 In the power section a tape is being played back 5 In the CD section the CD is stopped Parts marked with are important for maintaining the safety of the set Be sure to replace these parts with specified ones for maintaining the safety and performance of the set NOTES ON SCHEMATIC DIAGRAM Resistor To differentiate ...

Страница 19: ... back 3 In the deck section a tape is being played back indicates the record state 4 In the power section a tape is being played back 5 In the CD section the CD is stopped Parts marked with are important for maintaining the safety of the set Be sure to replace these parts with specified ones for maintaining the safety and performance of the set NOTES ON SCHEMATIC DIAGRAM Resistor To differentiate ...

Страница 20: ... 0 5ms 5 0 V HFL 0 5ms 5 0 V TES REVIEW 50ms 10 0 V JP CUE 50ms 10 0 V JP 50ms 0 50 V JP 50ms 1 00 V TE 0 5ms 10 0 V JP 0 5ms 10 0 V JP 0 5ms 0 50 V JP 0 5ms 1 00 V TE REVIEW 50ms 10 0 V JP 50ms 10 0 V JP 50ms 0 50 V JP 50ms 1 00 V TE 0 5ms 10 0 V JP 0 5ms 10 0 V JP 0 5ms 0 50 V JP 0 5ms 1 00 V TE PLAY 20ms 1 00 V SPO NORMAL DISC TN0 01 20ms 2 00 V CLV PLAY TCD 712 140mm TN0 01 50ms 1 00 V SPO 50m...

Страница 21: ...A9241M SERVO AMP 6 1 9 5 B1 12V B5 RES CQCK COIN SQOUT RWC WRQ CL DAT SELIAL CONTROL CE Q93 Q91 Q91 SL SL DRF 7 3 9 8 7 6 5 4 3 2 1 GND D MECHA UP GND D DISK NO OPEN CLOSE GND D M M GND M 9 8 7 6 5 4 3 2 1 CNP10 M 5V B1 62 64 45 36 23 43 31 40 37 24 25 10 10 26 58 53 10 12 20 32 40 43 44 53 52 51 54 31 30 29 23 27 16 15 41 44 Q1 Q52 4 3V Q81 7 3V B9 REGULATOR TO MAIN SECTION IC81 TA7291S LORDING M...

Страница 22: ... 25 19 18 31 27 22 58 54 57 55 1 6 5 1 24 25 10 11 9 7 3 8 5 1 9 6 28 27 17 18 26 7 6 5 DO 7 DO CE CL DI MUTING VOLTAGE REGURATER B7 R L Q353 Q354 IF IN IF OUT FM MONO ST MONO ST VR351 FM MUTE LEVEL AM OSC REG OUT FM IF IN X352 4 5MHz OSC STEREO B7 AM IN FM IN FMOSC T351 AM IF L R R L AM IF CF352 IN X351 456KHz FM IF CF351 VCC B7 GND B7 QS17 QS18 QS16 Q631 QS11 QT01 Q360 Q361 IC303 LA1832 FM IF DE...

Страница 23: ...2 D995 Q951 F997 T2A L 250V F999 T5mA L 250V T991 D991 B1 VP VF2 AC VF1 AC T F POWER TRANSFORMER QV16 QV17 4 6V ICP11 NJM4565M BUFFER AMP QS17 QS18 QS16 QS14 Q631 SRS A SRS B SRS IN H PASS SRS STEREO SRS MONO SRS PASS 3D L R ICS01 SRS5250AS SRS MIC_DET CD MUTE VOICE CAN CE CL DI CE SRS IN H SRS PASS SRS B SRS A COM B6 Q902 Q901 TO CD UNIT Q908 Q908 Q904 Q906 Q905 Q903 Q914 7 3V CD B9 VOLTAGE REGUL...

Страница 24: ... 5 6 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 19 20 21 22 23 24 25 26 27 28 29 31 30 32 33 34 35 36 1 2 3 4 5 1 2 3 4 5 CNS1A CNS1B 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 CNS2B CNS2A 1 2 3 4 5 6 7 8 1 2 3 4 5 R48 10K M 2 5V 2 5V PU IN 0V GND LD ACTUATOR LT0H30M1 TR FO FO TR 2200P 1M 2200P 1M MON C F A B E K LD F B A E K TR TR FO FO GND PD VR LD TR TR FO FO GND PD VR LD F B A E K B F E A K CH3 CH4 1CH CH...

Страница 25: ...8 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 1 2 3 4 5 6 7 8 9 1 2 1 2 1 CNS10 1 BIM05 2 3 4 5 6 7 8 9 2 3 4 5 6 SW3 DISC NUMBER SW2 MECHA UP SW1 OPEN CLOSE M M3 T T UP DOWN LOADING MOTOR CNS5 5V EFMIN OPEN CLOSE MECHA UP DISC NO PIUN SL SL GND D DRF RES DSP CQCK DSP SQ_OUT DSP COIN DSP WRQ DSP RWC DSP D...

Страница 26: ...PE 2 SPE 3 SPE 4 SPE 5 RWC CD RES 15V 12V A GND A 63Hz 250Hz 1KHz 4KHz CG61 0 022 RF61 22K 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 10 11 12 13 14 10 11 12 13 14 2 3 4 5 6 7 8 9 11 11 10 2 3 4 5 6 7 8 9 10 1 1 BIF13 4 0V PF7 3 8V PF6 4 0V PF5 4 0V PF4 3 8V PF3 PF2 3 8V PF1 0V PF0 4 0V PE7 0V PE6 4 0V PE5 0V PE4 4 0V PE3 PE2 PE1 PE0 0V PD7 3 6V PD6 PD5 DI 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 ...

Страница 27: ...M LSELO 5 0V L5 L4 L3 L2 L1 VDD R1 R2 R3 R4 R5 RINVIN1 RTIN RSERO 5 0V 5 0V 5 0V 5 0V 5 0V 5 0V 5 0V 5 0V 5 0V 4 8V 0V 0V 0V 4 8V 4 8V 5 0V 5 0V 5 0V 5 0V 0V 5 0V 0V 0 1V 5 0V 0V 0V 5 0V 5 0V 5 0V 5 0V 5 0V 5 0V 5 0V 5 0V LTIN 5 0V LF1C1 5 0V LF1C2 5 0V LF1C3 4 8V LF2C1 LF2C2 5 0V 5 0V LF2C3 4 8V LF3C1 5 0V LF3C2 5 0V LF3C3 4 8V LF4C1 5 0V LF4C2 5 0V LF5 5 0V LF4C3 4 8V LTOUT 5 0V LFIN 5 0V CD GND...

Страница 28: ...6 RP26 1K RP20 2 2K RP19 2 2K CR13 390P CR14 390P RR17 2 7K RR18 2 7K CR11 390P CR12 390P RR13 1 8K RR14 1 8K JR12 JR11 CR10 0 001 RR16 27K RR15 27K RR11 27K RR12 27K DR11 1SS133 DR12 1SS133 RP09 100K RP10 100K VCC PN_IN L_IN R_IN MODE C_OUT C_IN CL3 CL4 CL2 CL1 Vref L_OUT CR1 SRS INH TO MAIN SECTION P25 12 C GND A SRS PASS OUT R OUT L IN R IN L ICP11 2 2 R CH L CH INPUT VIDEO AUX 2 INPUT VIDEO AU...

Страница 29: ...MP PROT POWER GND D3 RELAY2 DIGITAL OUTPUT 12V A 5 9V 5 9V 0V 5 9V 5 9V 0V 5 9V 5 9V 0V 5 9V 5 9V 0V 0V 3 7V 1 2 3 0 7V 0 7V 12 13 14 15 16 17 11 10 9 8 3 CFWP01 4 1 2 5 6 7 3 2 1 1 CNPP01 11 10 9 8 2 3 4 5 6 7 D S G D S G D S G 0V B MAIN PWB A 2 4 CNPR11 DOUT 4 3V CNS99 FROM CD SERVO PWB P23 11 C FWP01 FAN SW 12V M GND M GND A H P SW FAN CONT SP LEVEL POSISTOR PROT AMP OUT1 FRONT L CH OUT2 FRONT ...

Страница 30: ...4 2SC1845 F RK06 3 3K RK04 2 2K QK05 2SC1845 F QK03 2SC1845 F RK05 3 3K RK03 2 2K RK12 15K QL11 KTA1266 GR RL11 33K QL17 KRC104 M RL12 2 2K RL13 6 8K QL12 KTA1266 GR RL14 33K QL13 KRC104 M QL14 KTA1273 Y RL15 10K RL16 2 2K QL18 KRC104 M CL12 47 16 QL15 KTA1271 Y RL17 10 1 2W DL12 1SS133 RL18 10K RL19 2 2K REC REC PLAYBACK HEAD TAPE1 HIGH CHROM HIGH T1 112K 112K REC T2 B FP T2 PH OUT T1 RUN SW M2GN...

Страница 31: ...2 47 16 QK28 2SC2236 Y CK50 0 0082 P P RK66 27K RK67 47K CK62 0 047 RK73 27K RK55 33K QK22 KTC3199 GR RK54 10K RK53 10K 17 04 M QL18 KRC104 M QL19 KRC104 M PB MUTE GND A 12V A HIGH CHROME NOR CrO VCC RIPPLE ALC ALC GND HI SP 56K 56K HI SP HI SP BIAS T12CRO2 TA2CAM2SW T22B2FP T12RUN T22A2FP M2GND T22RUN GND BIAS TA2F R SPEED TA2MOT2SW M212V TA2SOL MAIN SECTION P24 1 G MAIN SECTION P24 1 G 3 1 2 3 1...

Страница 32: ...44 S43 S42 S41 S47 S2 S1 S2 S1 F1 F1 NC NC FF STROBE R PLAY DISK 1 VIRTUAL G VIRTUAL R PHANT G SRS R SRS G PHANT R NORMAL G NORMAL R STEREO G STEREO R PAUSE GND D 4 6V D 12V M COM1 DATA1 STB SCK1 RESET F PLAY STOP YELLOW F PLAY YELLOW STOP GREEN FF YELLOW PAUSE LEDD09 SLR325MG R PLAY REW REW 2 3 4 5 6 7 100 CNSD01 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 CV91 100 CV92 100 JV91 HEADPHONE LV91 2 2µH XH RV91...

Страница 33: ... DISC1 DISC3 DISC 3 DISC 2 DISC 1 DISC 1 DISC 2 DISC 3 G12 G12 G11 G10 G9 G8 G7 G6 G5 G4 G3 G2 G1 S27 S26 S25 S23 S22 S21 S20 S19 S18 S17 S16 S15 S14 S13 S12 S11 S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 S19 S27 S26 S25 S24 S23 S22 S21 S20 S18 S17 S16 S15 S14 S13 S12 S11 S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 F1 NC NC KEY4 KEY1 KEY2 KEY3 KEY5 KEY6 TUN SET AUD SET R PLAY FL SET DISK 1 DISK 2 DISK 3 UAL G UAL R NT G R...

Страница 34: ...18 R329 100K C319 0 022 VD302 A KV1236Z23F R328 10K C318 0 022 R322 5 6K C316 0 1 R320 10K R318 1 5K R324 100K R319 100K C331 0 047 VD301 1 KV1236Z23F C342 0 022 VR351 10K B D304 1SS133 D303 1SS133 R321 5 6K 1SS133 D312 C315 0 1 VD301 2 KV1236Z23F C336 470P R323 68K R327 5 6K Q307 2SC2878 B TC304 Q306 2SC2878 B TC305 RT09 820 L356 1mH R341 47K Q364 KRA107 M Q362 KRA107 M Q363 KRA107 M R342 47K R34...

Страница 35: ...K ZD352 MTZJ3 9B R387 22K D351 1SS133 C381 12P CH C382 15P CH L356 mH R395 47K C386 330P C351 0 022 R351 5 6K 2 06V 5 01V 2 07V 2 06V 0V 0 65V 0 65V 11 6V 12 18V 11 37V 0V 0V 0V 0V 2 52V 2 52V 0V 0V 0V 4 82V 5 1V 0 16V 12 1V 3 85V 3 95V 5 1V 2 38V 0V 0V 0V 2 48V 5 11V 0 9V 0 9V 2 1V 0V 5 09V 5 09V 2 84V 5 01V 3 68V 3 85V 3 85V 3 95V 1 18V 1 19V 2 05V 2 29V 2 52V 0V 0 46V 2 2V 2 2V 5 01V 3 48V C352...

Страница 36: ...47 25 R911 560 1 6 D901 1SS133 Q904 KRA107 M C907 220 25 ZD903 MTZJ130C R907 560 1 4 D904 1N4004S Q902 2SD2012 Q901 KTC3199 GR R902 1K C903 47 25 C904 47 25 R906 100 Q903 2SD468 C C905 47 25 ZD904 MTZJ8 2C R903 47 1 6 R910 150 R912 47 R917 4 7K Q914 KRC107 M C902 47 25 R901 68 3W R918 100 C920 47 25 Q913 2SB1375 ZD901 MTZJ130A C901 0 022 C909 0 022 C906 0 022 D903 1N4004S 12V A 12V M 4 6V D GND D ...

Страница 37: ...992 T1 6A L 250V F997 T2A L 250V D993 D995 D994 D992 ZD951 MTZJ330C C963 47 50 C964 47 50 ZD952 MTZJ6 8C Q951 KTA1266 D954 1N4004S R956 100 C965 100 35 R955 12K D953 1N4004S C962 47 63 R957 2 2K D951 1N4004S C961 220 50 D952 1N4004S R954 220 1 4 R953 220 1 4 C960 220 50 C959 220 50 C957 0 047 ML C958 0 047 ML D991 KBU1003 D 220V 127V 230 240V T F 38V D992 D995 2A02 31 4 32 1V 1 2 3 4 5 6 7 2 3 4 5...

Страница 38: ...20 10 C614 0 22 ML R609 33 C613 0 068 ML C612 0 0082 C609 270P C605 270P MIC AMP IC601 M65845FP R602 5 6K C602 0 47 50 5 6K R601 J601 MIC1 24 18 17 16 15 14 13 12 11 10 19 20 21 22 23 25 26 27 28 29 30 31 32 33 34 35 36 1 2 3 4 5 6 7 8 9 B VOLTAGE REGULATOR B B B 4 7V 6 4V 5 4V 2 3V 4 7V 0V 0V 0V 0V 0V 1 6V 0 5V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2...

Страница 39: ... R42 R39 C23 R52 R53 C48 C47 C38 C27 R41 C26 C40 R51 C39 D1 C28 C25 C57 C46 R47 R60 C37 XL1 IC2 C45 C42 C49 C44 R57 R58 R62 R59 R61 R63 R50 C22 R45 C29 C24 C41 C56 R44 IC1 17 1 2 3 4 5 6 7 8 1 2 3 4 5 6 1 2 3 4 5 16 49 48 33 32 1 64 17 16 49 48 33 32 R35 R36 C21 C20 R32 R88 R89 C19 36 1 5 10 15 18 19 20 25 30 35 C36 R82 R16 R48 R19 R20 R21 C10 R17 R18 C11 R23 R24 C13 R26 R29 R33 R81 C18 C17 C12 C1...

Страница 40: ...42 CU39 CU61 CU26 CU28 CU40 CR10 RU03 CU11 CU64 RU04 CU12 RR17 RR13 CR11 CR13 RU02 RU14 RR16 RR15 RR11 RR18 CR12 RR14 CR14 RU95 CP07 CP08 RP16 CP27 CP18 CP28 RP17 RP19 RP15 CP17 RP26 RP25 RP11 RP12 RU13 RU01 CU18 CU17 CU21 CU22 CU24 CU23 BIF13 RU93 RU94 WTP02 WTP01 1 2 3 CU27 CU25 CU33 SWF02 SPAN SELECTOR 10 100 FM MW 9 50 E C B E C B E C B 1 2 3 4 5 6 7 8 9 S G D 1 2 1 2 3 E C B C E B C E 3 2 1 3...

Страница 41: ...CK19 RL20 RL24 RK45 RK29 RK46 RK32 RK57 RK49 RH20 RH29 RH27 RH15 RH17 RK90 CK06 RK42 RK36 RK26 RK24 CK20 RK22 RK03 RK05 CK30 RK31 RK34 RK47 CK43 CH29 RH35 RH13 RH34 RH37 RF05 RF03 RF04 RF02 RF01 CG56 RL12 RL13 RL18 RG04 RG22 RF62 RF63 CG05 RF17 CG06 RG33 RG30 RG10 CG04 RG32 RG29 RG37 RG39 RG35 RG31 CG02 RK53 RK39 RK43 CH28 RK41 RG24 RG05 RF80 RF79 RF77 RF76 RF73 RF71 RF69 RF68 RF67 RF72 CK55 RP73 ...

Страница 42: ... RE22 RE02 RE04 RE22 DISC SKIP OPEN CLOSE SWD12 TUNING UP CUE SWD14 NORMAL EDIT SWD15 HIGH EDIT SWD21 BAL RIGHT QD01 QD02 SWD22 BAL LEFT RD49 LEDD03 FF SWD13 STOP REC PAUSE SWD16 SWD07 SOFT RE06 LEDD01 F PLAY LEDD02 STOP SWD09 HAVY SWD08 VOCAL SWD0 JOG LEDD 60 65 70 75 80 81 85 90 95 100 LEDD07 LEDD05 LEDD13 LEDD12 LEDD11 RD52 QD05 QD06 SWD18 SRS DEMO RD51 DD02 RD57 RD39 CD09 CD11 SWD03 X BASS 1 5...

Страница 43: ...D19 LEDD18 ICD01 RD36 RD30 CD K449W ONLY CD C449W CD K449W C449 K449 KARAOKE CLOCK SWD35 MEMORY SWD38 CLEAR SWD30 TUNING DOWN RERWIND SWD09 HAVY 2 SWD02 JOG SWD32 REVERSE MODE SWD31 CD PAUSE RD55 LEDD04 PAUSE LEDD20 R PLAY REW LEDD21 SWD37 SLEEP SWD36 TIMER RD45 RD35 SWD11 FLAT QD12 RD71 RD72 SWD48 POWER WHD01 RD37 VIDEO AUX2 RE42 SWD39 VIDEO AUX1 RE11 LEDD17 SWD10 HAVY 1 LEDD10 RD14 CD01 XD01 1 5...

Страница 44: ... C313 C321 C320 R342 R326 R330 R329 VR351 R343 R315 R322 R328 C316 C318 Q306 R327 D313 D317 D315 D314 D310 C319 C336 R323 R324 C315 D316 C310 C311 C303 CT04 RT01 RT08 RT04 RT10 VDT01 VDT02 CT07 LT02 LT01 CT14 CT12 C301 RT05 RT07 RT03 TT01 Q309 R312 R316 T304 T303 TC302 TC303 C308 C312 R311 CT13 DT01 RT06 ICT01 Q362 Q363 Q364 IC302 C391 Q361 R390 R377 R367 R361 R365 R366 R362 R350 R356 R351 R352 C3...

Страница 45: ...8 7 6 5 4 3 2 1 D601 KARAOKE PWB L CD K449W ONLY GY WH GY WH GY WH GY WH RD CNSU02 TO MAIN PWB CNPU02 P39 8 H BI601 CNPM2 SWM5 F A S SWM4 REC RVS SWM3 REC FWD VRM1 TAPE SPEED 1 FWM2 4 3 4 2 1 PHM1 SWM6 CAM TAPE MECHANISM PWB H TAPE MECHANISM ASSEMBLY HEAD PWB G WH PK BK TAPE 1 PLAYBACK HEAD TAPE 2 RECORD PLAYBACK ERASE HEAD GY GY GY WH CNSK02 CNSK01 YL BK BL PK WH BK 7 6 5 4 3 2 1 2 1 3 6 BI 102 1...

Страница 46: ...V58 RV59 ZDV11 WTV11 RV40 RV38 QV22 RV61 CV48 CV13 RV56 CV47 QV20 QV19 QV18 DV19 CNPV12 RV60 DV15 CV28 RV62 CFWV11 RY21 RY22 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 RV57 RV72 QV21 ZDV12 RV55 CV29 C V 3 0 DV25 RV54 DV24 DV23 RV30 RV32 RV70 RV53 RLYV11 CV24 CV23 CV31 CV32 CV32 CV34 QV13 QV14 1 2 3 4 5 1 2 3 4 5 6 7 1 3 5 7 9 11 13 14 12 10 8 6 4 2 ICV01 B C E E C B B C E E C B E C B FWV91 CNSV11 FROM HE...

Страница 47: ... 1 C904 C903 R903 Q906 C909 C907 ZD904 Q909 D904 D903 F999 T500mA L 250V C963 ZD951 R956 R957 C959 C958 D995 F991 T1 6A L 250V F990 T3 15A L 250V ZD902 R905 R904 R906 1 7 BI903 1 1 1 Q902 POWER PWB D T F 285 285 1 2 3 FW901 E C B E C B E C B 1 2 3 4 5 6 7 RD WH WH WH WH WH WH CNS903 WTP02 TO MAIN PWB CNPP01 TO MAIN PWB 11 10 9 8 7 6 5 4 3 2 1 WH WH WH WH WH WH WH WH WH WH RD T991 POWER TRANSFORMER...

Страница 48: ...p Is from 5 V till 2 5V down pulse approx 300 ms Check the SW3 and the wiring from the ICF01 pin 91 to the SW3 No No input into the ICF01 pin 91 when the turntable is rotating 5V 2 5V 0V Yes Check IC2 pin26 Q91 and Q93 and the periphery Check the MECHA UP SW and the wiring from the ICF01 pin 91 to the MECHA UP SW No Yes Is there following voltage input on the ICF01 pin 91 in the specific state Whe...

Страница 49: ...2 pins 24 and 25 IC81 pins 1 and 3 The CD function will not work The CD operating keys don t work Check the CD DSP power supply and 16 93 MHz clock and reset terminal Check the waveform of SCK SO DATA and SI COMM Yes Yes See if the pick up is the in PICKUP IN SW position If the items mentioned above are OK check the main microcomputer ICF01 Yes Yes No Yes No The CD operating keys work Check the Fo...

Страница 50: ...Figure 48 2 Figure 48 1 Waveform in case of normal play back HF 1 0V DIV 0 5µsec DIV DC When playing back the disc 3 2 1 4 0 5s 1 00 V IC1 16 FD 0 5s 10 0 V IC2 13 CLV 0 5s 10 0 V IC1 54 DRF 0 5s 2 00 V IC1 7 TE Check the tracking system Check waveform of IC1 pin 7 TE Play is possible in TEST mode Although IL is possible play is impossible Check the periphery of IC 1 pin 14 Normal jump is impeded ...

Страница 51: ...performed when disc exits Yes Although HF waveform is normal TOC data cannot be read Yes Check PDO waveform Fig 49 Abnormal Check the IC1 pins 43 and 44 IC2 pins 3 5 7 10 and 11 Stop Play As VCO freque ncy is locked at 4 32 M Hz voltage of PDO rises and stabilizes 2 3 0 5s 1 00 V IC2 3 PDO 0 5s 1 00 V IC2 16 FD Although HF waveform is normal and the time indication is normal no sound is emitted Ch...

Страница 52: ...D Power terminal of digital system 24 CONT1 Input Output General purpose input output terminal 1 25 CONT2 Input Output General purpose input output terminal 2 26 CONT3 Input Output General purpose input output terminal 3 27 CONT4 Input Output General purpose input output terminal 4 28 CONT5 Input Output General purpose input output terminal 5 29 EMPH Output Difference monitor terminal At H deempha...

Страница 53: ...Input Input terminal for test Pull down resistor is integrated Surely connected to 0V 63 CS Input Chip selection input terminal Pull down resistor is integrated Connected to 0when not controlled 64 TEST1 Input Input terminal for test Pull down resistor is integrated Surely connected to 0V Pin No Note The same potential must be supplied to the power terminals VDD VVDD LVDD RVDD XVDD In this unit th...

Страница 54: ...input 25 SPG Pin to connect gain setting resistor in the 12cm mode of spindle 26 SP Pin to connect spindle phase compensation constant together with SPD pin 27 SPD Spindle control signal output pin 28 SLEQ Pin to connect thread phase compensation constant 29 SLD Thread control signal output pin 30 SL Input pin of thread feed signal from micro computer 31 SL Input pin of thread feed signal from mic...

Страница 55: ... Pin to connect capacitor for peak hold of RF signal 61 BH1 Pin to connect capacitor for bottom hold of RF signal 62 LDD APC circuit output pin 63 LDS APC circuit output pin 64 VCC1 RF system VCC pin Figure 53 BLOCK DIAGRAM OF IC 1 FIN2 FIN1 E F TB TE TE TESI SCI TH TA TD TD JP TO FD FD FA FA FE FE AGND SP SPI SPG SP SPD SLEQ SLD SL SL JP JP TGL TOFF TES HFL SLOF CV CV RFSM RFS SLC SLI DGND FSC TB...

Страница 56: ...minal for LCD display S7 PA7 Usable as general purpose input output port PA 38 45 S8 PB0 Input OUtput Segment output terminal for LCD display S15PB7 Usable as general purpose input output port PB 46 53 S16 PC0 Input Output Segment output terminal for LCD display 48 51 53 S23 PC7 Usable as general purpose input output port PC 54 55 S24 PD0 Input Output Segment output terminal for LCD display 55 S25...

Страница 57: ... specified in 1 bit units 4 Bit input port Dual purrpose function P71 INT1 input HOLD release input P72 INT2 input timer 0 event input P73 INT3 input input with noise filter timer 0 event input 30 36 S0 T0 Output Fluorescent charcater display tube VFD display controller 30 32 S6 T6 Segment timing shared output 37 45 S7 T7 Input OUtput Fluorescent charcater display tube VFD display controller S15 T...

Страница 58: ...thstand input port PF4 S45 High voltage withstand input port PF5 S46 High voltage withstand input port PF6 S47 High voltage withstand input port PF7 81 84 S48 S51 Input Output Fluorescent charcater display tube VFD display controller Segment output Dual purrpose function S48 High voltage withstand input port PG0 S49 High voltage withstand input port PG1 S50 High voltage withstand input port PG2 S5...

Страница 59: ...11 P12 P13 P14 P15 P16 P17 P18 P19 P20 P21 P22 P23 P24 P25 P26 P27 S6 S4 S5 S3 a h j k b f m g c e r p n d DP S6 S4 S5 S3 a h j k b f m g c e r p n d DP S6 S4 S5 S3 a h j k b f m g c e r p n d DP S6 S4 S5 S3 a h j k b f m g c e r p n d DP S6 S4 S5 S3 a h j k b f m g c e r p n d DP S6 S4 S5 S3 a h j k b f m g c e r p n d DP S6 S4 S5 S3 a h j k b f m g c e r p n d DP S6 S4 S5 S3 a h j k b f m g c e ...

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