Sony MZ-R50 Analog PCLink Скачать руководство пользователя страница 46

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IC303 AK4515-VQ

IC BLOCK DIAGRAM – MAIN (3/3) SECTION –

ADC

Audio I/F
Controller

DPGA

DBB

DAC

CONTROL REGISTER

I/F

CLOCK

DRIVER

PGAL

PGAR

VCML

ADCL

ADCR

VCMR

DGND

XRST
PD

±±±

SDTO

SDTI

DIF0

DIF1

DZF

TST1

TST2

TST3

TST4

LRCK

BCLK

LIN1

LIN2

LIN3

RIN1

RIN2

RIN3

VCOM

LOUT

ROUT

VRDA

AGND

CCLK

CDTI

CDTO

SSB

MCLK

CMODE

±±

Содержание MZ-R50 Analog PCLink

Страница 1: ...ross Interleave Reed Solomon Code ACIRC Sampling frequency 44 1 kHz Sampling rate converter Input 32 kHz 44 1 kHz 48 kHz Coding Adaptive Transform Acoustic Coding ATRAC Modulation system EFM Eight to Fourteen Modulation Number of channels 2 stereo channels 1 monaural channel Frequency response 20 to 20 000 Hz 3 dB Wow and Flutter Below measurable limit Inputs Microphone stereo mini jack 0 22 0 78 ...

Страница 2: ... SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY Flexible Circuit Board Repairing Keep the temperature of the soldering iron around 270 C during repairing Do not touch the soldering iron on the same conductor of the circuit board within 3 times Be c...

Страница 3: ...if you remove the main board or open the upper panel assembly this device stops working In this case you can work without the device stopping by fastening the hook of the Open Close detection switch S817 with tape Upper panel assy Main board Door open close switch S817 Tape ...

Страница 4: ... 4 SECTION 2 GENERAL This section is extracted from instruction manual ...

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Страница 20: ...ed using the following procedure Set Upper panel assy Bottom panel assy Main board Mechanism deck SWITCH UNIT with JOG DIAL Power board Switch board CLV board Optical pick up assy REC board Battery case assy 7 3 1 Screws M1 4 precision pan Upper panel assy 2 Knob Open 4 Screws M1 4 precision pan 6 Screw M1 4 precision pan 5 Screws M1 4 precision pan Bottom panel assy ...

Страница 21: ...board CN803 1 Screws M1 4 toothed lock 5 Flat cable 24 core Main board CN801 3 OP flexible board Main board CN501 4 JOG unit flexible board Main board CN904 6 MD frexible board Main board CN502 2 Screw HP Main board 3 Mechanism deck 1 Screws Damper 2 Remove the damper snap retaining ring section ...

Страница 22: ... ASSY REC BOARD REMOVAL 3 5 CLV BOARD REMOVAL 3 6 Optical pick up assy 2 Screws M1 4x3 0 locking 5 Screw REC board 1 OP flexible board 4 MD flexible board 3 2 Remove solder CLV board 1 Screws M1 4 precision pan Mechanism deck ...

Страница 23: ...Y REMOVAL 3 7 POWER BOARD SWITCH BOARD REMOVAL 3 3 4 1 Battery case assy Chassis Main assy 2 Screws M1 4 precision pan 5 4 4 3 Remove solder 2 Remove solder Power board Switch board Battery case assy 1 Screws M1 4 toothed lock ...

Страница 24: ... 24 3 8 SWITCH UNIT WITH JOG DIAL REMOVAL 3 5 2 Switch unit with JOG dial Ornamental belt assy 4 Screws 1 7 1 Screw Precision Chassis Main assy Holder dial ...

Страница 25: ...re detected the faulty locations are displayed The servo mode performs each adjustment automati cally Setting the Test Mode Short circuit the soldering bridge of TAP803 TEST on the main board connect Pin of IC801 to the GND and turn on the power supply MAIN BOARD SIDE B Exiting the Test Mode Turn off the power supply and open the soldering bridge of TAP803 TEST on the main board 25 100 26 1 IC801 ...

Страница 26: ...arch ON key p key M Mode 022 Laser MO write adjustment key M Mode 016 Temperature display key VOLUME key or key VOLUME key or key 2 3 4 5 p key VOLUME key or key VOLUME key or key M Mode 032 MO playback EF balance adjustment p key key key M Mode 040 Low reflection CD playback adjustment p key key M Mode 033 MO playback ABCD level adjustment key p key M Mode 034 MO recording EF balance adjustment k...

Страница 27: ...flection CD tracking gain adjustment p key key M Mode 050 CD playback adjustment key p key Mode 047 Low reflection CD focus bias variable Cluster Display M Mode 051 CD focus search ON key p key p key Mode 052 CD EF balance adjustment key p key Mode 053 CD ABC level adjustment key p key Mode 054 Laser CD read adjustment key p key Mode 055 CD focus gain adjustment key key 6 7 8 9 1 key key 1 To page...

Страница 28: ... p key Mode 124 DEMP AGC recording LINE OPT MIC p key key M Mode 130 Digital AGC adjustment 1 p key M Mode 131 MIC UP SR key p key M Mode 132 MIC DOWN SR key key p key M Mode 133 MIC THDO key 1 2 3 4 5 REC key REC key VOLUME key or key VOLUME key or key p key key M Mode 140 Digital AGC Adjustment 2 p key M Mode 134 MIC GAIN key p key M Mode 135 MIC ATTACK key p key M Mode 136 MIC RECOVER key p key...

Страница 29: ... key key Automatic discrimination p key Mode 300 Power supply mode MMode 310 Power supply discrimination test Mode 320 Charge test Mode 311 Ni MH key p key Mode 312 AM3 2 key p key Mode 313 DC IN key p key p key Mode 314 EXT BATT Mode 321 Main Charge key key VOLUME key or key When the P key is pressed at mode numbers 100 110 to 114 the buzzer will sound When the VOLUME keys and are pressed at mode...

Страница 30: ...e key CD MO discrimination p key General adjustment mode CD automatic adjustment key p key OK p key key p key NG MO automatic adjustment OK NG Reset 4000 Assy MODE Mode No during adjustment 51 CD RUN When the mode number is 039 061 and the AT error rate is NG the following will be displayed When NG set the servo mode and perform the automatic adjust ment of the NG item Refer to Servo Mode Mode No ...

Страница 31: ...e necessary measures to prevent damages by static electricity Handle the flexible board with care as it breaks easily 5 3 Precautions for Adjustment 1 Perform all adjustments in the order given in the test mode After adjusting exit the test mode 2 Use the following tools and measuring instruments CD test disc TDYS 1 Parts Code 4 963 646 01 Recorded MO disc PTDM 1 Parts Code J 2501 054 A Laser powe...

Страница 32: ...nection Adjusting Method 1 Set the servo mode of the test mode Mode 000 2 Press the key and set the MO playback adjustment mode Mode 030 using the volume and keys 3 Press the and keys and move the optical pickup to the center circumference 4 Load any MO disc available on the market 5 When the key is pressed the MO playback EF balance adjust ment mode Mode 032 will be set after focus search ON Mode...

Страница 33: ...h ON Mode 051 6 Press the P key to perform automatic adjustment and check that the traverse waveform is symmetrical at the top and bottom 7 Check that the traverse level at this time is above 1 0Vp p 8 Press the p key 9 Exit the test mode Oscilloscope MAIN board TP5980 TE AP5430 VC Traverse Waveform A B C Specification A B C 0 9Vp p 0V Oscilloscope MAIN board TP5980 TE AP5430 VC Traverse Waveform ...

Страница 34: ... 34 Adjustment Location CN501 IC501 C504 C510 IC503 AP5500 RF AP574 LDIO AP5430 RF AP5117 VCC AP5500 RF AP574 LDIO AP5430 RF AP5117 VCC SP543 TP5980 TE TP5980 TE MAIN BOARD SIDE B MAIN BOARD SIDE A ...

Страница 35: ...k input 22 5MHz 18 XTSL Not used Fixed at L 19 NC Not used Ground 20 RVSS Connect to ground 21 DIN I Digital audio signal input pin For optical input 22 NC Not used Open 23 ADDT I Audio data input from A D converter IC303 24 DATA O Monitor decode audio data output to A D converter IC303 25 ALRCK O L R clock output to D A converter IC303 26 ABCK O Bit clock signal output to A D D A converter IC303 ...

Страница 36: ...ignal from RF amplifier IC501 75 AUX2 Not used Connect to 2 8V 76 DCHG Not used Connect to 2 8V 77 APC Not used Connect to 2 8V 78 ADFG I Input of ADIP dual FM signal from RF amplifier IC501 22 05kHz 1kHz TTL Schmidt input 79 FO CONT O Focus control output to RF amplifier IC501 80 XLRF I Latch signal input from RF amplifier IC501 81 CKRF O RFCK clock 7 35kHz signal output 82 DTRF I Serial data inp...

Страница 37: ...clock IC804 21 SDI2 I Serial data input 22 SYNC REC I SYNCHRO REC switch input 23 D B B I DIGITAL MEGA BASS switch input 24 XLINEDET I Line input detect L Line 25 AVLS I AVLS switch input L ON 26 XTEST I Test mode terminal L Test mode 27 XDCIN I DC input detect L DC IN 28 KANA SE L Not used Fixed at H 29 AM3 ON O This is at H level during external battery operation 30 XP CONT O Power control outpu...

Страница 38: ...pen 74 Not used Open 75 DQSY I Subcode Q sync SCOR of digital in U bit CD format from IC503 76 T COUNT I Traverse count signal input 77 SDI1 I Serial data input 78 SDO1 O Serial data output 79 SCK1 O Serial clock output 80 SQSY I SUB Q ADIP SYNC input 81 BEEP O BEEP sound output control H BEEP sound output 82 XLIP DET I This is at L level when using the lithium battery or with no sensor switch inp...

Страница 39: ... 39 40 42 41 43 6 2 BLOCK DIAGRAM Signal path E PB a REC N MIC 6 3 CIRCUIT BOARDS LOCATION MZ R50 6 7 8 A H I J H I H I 7 8 A 7 REC board CLV board MAIN board POWER board SWITCH board ...

Страница 40: ...cified numéro spécifié A B Line Power voltage is dc 6V and fed with regulated dc power supply from external power voltage jack J901 Voltages and waveforms are dc with respect to ground under no signal detuned conditions no mark PB REC Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Volta...

Страница 41: ...alums All resistors are in Ω and 1 4 W or less unless otherwise specified A B Line Power voltage is dc 6V and fed with regulated dc power supply from external power voltage jack J901 Voltages and waveforms are dc with respect to ground under no signal conditions no mark PB REC Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances S...

Страница 42: ...01 Voltages and waveforms are dc with respect to ground under no signal conditions no mark PB REC Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage variations may be noted due to normal produc tion tolerances Circled numbers refer to waveforms 5 6 r WAVEFORMS 2 3Vp p 12MHz 0 8Vp p ...

Страница 43: ... I CVB I VR I VR I VR I VR I VR I VR CC DD EE EE FF FF FBAL GSW 1V AUXSW COMMAND EFB TESW PTGR EQ WBL BPF 22 FEA ATA SEA EQ EQ RF AGC DET P P 3T WBL PEAK BOTTOM DET ADIP AGC USROP RF A2 1 2 1 2 1 2 WBL 3T EQ VI CONV TEA BGR VREF SCRI PARA DECODE BOTM ABCD FE AUX ADFG ADAGC ADIN ADFM SE CSLED TE 25 WBLAD I J VC A B C D E F PD APC APCREF GND TEMPI TEMPR SWDT SCLK XLAT XSTBY FOCNT VREF EQADJ 3TADJ VC...

Страница 44: ...P RF SS DTC NC PGNDLG VB VIN VIH VGH CIL VCC CK COSC MODE 1 MODE 2 INM ERRID ERRIV GND VSET VG VGL PGNDG PGNDB HA HB PGNDA GND EFM VERF 2 3 4 1 7 6 5 8 OSCILATOR AND DIVIDER VCC2 X1 X2 GND REAL TIME CLOCK COMMAND AND CONTROL LOGIC INPUT CHIFT REGISTERS VCC1 SCLK I O RST DATA BUS ADDRESS BUS RAM _ 1 2 3 4 8 7 6 5 REFERENCE VOLTAGE SOFT START S C P ERROR AMP SAW WAVE GENERATOR OUTPUT DRIVE CONTROL C...

Страница 45: ... VD OUT EXT V OUT VDD LX VLX LIMITER SOFT START VREF 1 VREF 2 VFM DO 3 DI 2 SK 1 CS 5 GND 6 NC 7 NC 8 VCC DATA REGISTER ADD BUFFERS INSTRUCTION REGISTER VPP GENERATOR VPP SW DECODER VTEF EEPROM 1024BIT 64X16 R W AMPS AUTO ERASE INSTRUCTION DECODE CONTROL CLOCK GENERATION 4 ...

Страница 46: ... 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 ADC Audio I F Controller DPGA DBB DAC CONTROL REGISTER I F CLOCK DRIVER PGAL PGAR VCML ADCL ADCR VCMR VD DGND XRST PD SDTO SDTI DIF0 DIF1 DZF TST1 TST2 TST3 TST4 LRCK BCLK LIN1 LIN2 LIN3 RIN1 RIN2 RIN3 VCOM LOUT ROUT VRDA VA VB AGND AGND CCLK CDTI CDTO SSB MCLK CMODE CS ...

Страница 47: ...ité Ne les remplacer que par une pièce portant le numéro spécifié The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified 1 3 349 825 52 SCREW PRECISION 2 4 986 190 01 HOLDER LCD 3 1 801 522 21 LCD MODULE 4 4 995 429 01 KNOB SYNC SILVER 4 4 995 429 11 KNOB SYNC BLUE AEP FR UK HK JEW 5 4 986 189 11 BUTTON DISP SILVER 5 4 986 189 21 ...

Страница 48: ...1 A 3293 884 A MAIN BOARD COMPLETE FR 62 4 995 436 01 SCREW HP STEP 63 4 984 017 21 SCREW 1 7 TAPPING 64 4 995 434 01 HOLDER DIAL 65 1 475 378 11 SWITCH UNIT WITH JOG DIAL 66 4 963 883 41 SCREW M1 4 PRECISION PAN 67 4 995 432 01 HINGE BATTERY 68 4 972 529 11 KNOB HOLD SILVER 68 4 972 529 21 KNOB HOLD BLUE AEP FR UK HK JEW 69 4 995 431 01 LID BATTERY CASE SILVER 69 4 995 431 11 LID BATTERY CASE BLU...

Страница 49: ...HER STOPPER 127 4 964 564 01 SCREW M1 2X1 6 128 X 4949 127 1 CHASSIS ASSY GEAR 129 X 4949 126 1 CHASSIS ASSY 130 4 995 585 01 SPRING LIMITTER TORSION 131 4 963 898 11 GEAR WORM WHEEL 132 3 704 197 31 SCREW M1 4X3 0 LOCKING 133 3 015 033 01 SCREW DIA 1 4X4 PRECISION 134 4 997 228 11 SPACER RACK SPRING 135 4 997 172 01 SCREW M1 4X3 136 1 667 211 11 MOTOR FLEXIBLE BOARD M901 1 763 011 11 MOTOR SPINDL...

Страница 50: ...0 1 16W R703 1 216 815 11 METAL CHIP 330 5 1 16W R704 1 217 671 11 METAL CHIP 1 5 1 10W R705 1 217 671 11 METAL CHIP 1 5 1 10W R706 1 216 833 11 METAL CHIP 10K 5 1 16W R711 1 216 864 11 METAL CHIP 0 5 1 16W SWITCH S701 1 762 805 41 SWITCH PUSH 1 KEY MEDIA S702 1 762 835 11 SWITCH PUSH 1 KEY PROTECT S703 1 762 805 41 SWITCH PUSH 1 KEY REFLECT S704 1 771 092 21 SWITCH PUSH 1 KEY INITIAL S705 1 572 4...

Страница 51: ...CERAMIC CHIP 0 01uF 10 25V C519 1 109 982 11 CERAMIC CHIP 1uF 10 10V C521 1 164 677 11 CERAMIC CHIP 0 033uF 10 16V C522 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C524 1 164 156 11 CERAMIC CHIP 0 1uF 25V C525 1 104 852 11 TANTAL CHIP 22uF 20 6 3V C529 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C530 1 107 823 11 CERAMIC CHIP 0 47uF 10 16V C531 1 162 927 11 CERAMIC CHIP 100PF 5 50V C532 1 162 967 11 CERAM...

Страница 52: ...52 080 95 IC CXA2523AR T4 IC503 8 752 384 47 IC CXD2652AR IC505 8 759 460 34 IC MPC17A36VMEL IC506 8 759 329 43 IC MPC18A20VM IC509 8 759 487 11 IC MB81V16405B 60PFTN 2 8 IC510 8 759 487 20 IC PST9330UL IC702 8 759 482 07 IC MPC17A28SVMEL IC801 8 752 894 67 IC CXP81960M 652R IC802 8 759 343 90 IC RS5RJ29261 IC803 8 759 332 25 IC XC31PNS01AMR IC804 8 759 343 88 IC DS1302Z IC805 8 759 497 20 IC LA48...

Страница 53: ...METAL CHIP 22K 5 1 16W R352 1 500 444 11 INDUCTOR 0uH R355 1 216 847 11 METAL CHIP 150K 5 1 16W R359 1 500 444 11 INDUCTOR 0uH R361 1 216 825 11 METAL CHIP 2 2K 5 1 16W R364 1 216 789 11 METAL CHIP 2 2 5 1 16W R365 1 216 809 11 METAL CHIP 100 5 1 16W R374 1 216 845 11 METAL CHIP 100K 5 1 16W R380 1 216 809 11 METAL CHIP 100 5 1 16W R381 1 216 809 11 METAL CHIP 100 5 1 16W R501 1 216 835 11 METAL C...

Страница 54: ... NETWORK CHIP TYPE 47K RB302 1 233 957 11 RES NETWORK CHIP TYPE 220 RB303 1 233 969 11 RES NETWORK CHIP TYPE 22K RB801 1 233 979 11 RES NETWORK CHIP TYPE 1M RB802 1 233 976 11 RES NETWORK CHIP TYPE 330K RB803 1 233 965 11 RES NETWORK CHIP TYPE 4 7K RB804 1 233 979 11 RES NETWORK CHIP TYPE 1M RB805 1 233 976 11 RES NETWORK CHIP TYPE 330K RB806 1 233 976 11 RES NETWORK CHIP TYPE 330K RB807 1 233 979...

Страница 55: ...D ERASE S802 1 572 921 11 SWITCH KEY BOARD END SERCH S803 1 572 921 11 SWITCH KEY BOARD T MARK S805 1 762 078 11 SWITCH SLIDE HOLD c MISCELLANEOUS 3 1 801 522 21 LCD MODULE 52 1 782 709 11 WIRE FLAT TYPE 22 CORE 65 1 475 378 11 SWITCH UNIT WITH JOG DIAL 101 1 667 210 11 MD FLEXIBLE BOARD 104 1 667 690 11 CLV FLEXIBLE BOARD 136 1 667 211 11 MOTOR FLEXIBLE BOARD M901 1 763 011 11 MOTOR SPINDLE M902 ...

Страница 56: ... 74 MZ R50 9 923 258 11 Sony Corporation Personal A V Products Company 97L0290 1 Printed in Japan 1997 12 Published by Quality Engineering Dept Shibaura ...

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