MZ-R501 - MiniDisc Community Page
Contents
1. AP602 35 35 MZ R501 R501PC 6 6 SCHEMATIC DIAGRAM MAIN SECTION 1 3 Refer to page 33 for Waveforms Refer to page 39 for IC Block Diagrams Refer to page 33 for Note MAIN BOARD 1 3 gt 2 gt TP603 BOUT B wn me TPD V REC l 0601 602 3 gt 8510 1 a OVER WRITE RF AMP DRIVE C618 FOCUS TRACKING R502 33k 8 0 ERROR AMP 2 527 lt 1 289 0601 0602 501 IC B D MUS Y SAPE eco HAT2051T EL MA2YD1700LS0 Lap 0603 2 150 Fes 3300 TAP502 TS8K1TB C res 3 sare FCS B SWITCH a 1 8 TE 58055087 eO wer 6 Poe Coo C 9 5 m D 9 OPTICAL dy 0 7 AP529 Q602 R605 HATZOSOT EL 0 PICK UP 50 7 C516 0 1 alla da2. 8 e 4 LCX 4R fe _ 1 Z Re 8 8 8 m Xy 15 gt gt 11 C611 1 0613 5 eu lm o 5 e E 38 18 519 PD 51 0501 E gt TIC Gi 2 T DRY BATTERY SIZE 0 1 IEC DESINATION RO 28 IPC 1 5V 0150 ceto 1 0 01 TOTAL CURRENT CVREF PLAY 15083 R616 R618 20 E F REC 170mA i 220 E POWER CONTROL CHARGE OVER WRITE HEAD DRIVE 10601 CONTROL XPC18A22FCR2 Q902 jas 51230205 1 98080 LINE G 916 1901 DC IN LINE FILTER 2 15001 50 MAIN BOARD MA2YD1500LSO 2 3 TP917 C930 IN GND T 0 01 5 37 DC IN 2 H oe gt CHASSIS 5 920 5 GND gt _________ 40707 3 38 3V gt J 7 gt z1 K lt FOCUS TRACKING COIL DRIVE HH MOTOR SPINDLE SLED MOTOR DRIVE GND1 2 NOM T FLEXIBLE Fi 20 14 730 BOARD RI 0 1 o AP731 0 0 SLD CUN IF L 0 724 SLD CON IR CN701 15P Ts CO T 2 11468 15 5 7 iii MECHANISM 5 2 eee sex Lam rS gt N 1L rae
3. 4 3 Operation in Setting the Test 11 6 8 Schematic Diagram Main Section 3 3 4 4 Releasing the Test Mode rte 11 4 5 Configuration of Test Mode 12 7 EXPLODED VIEWS 4 6 Manual Mode 12 X EMVURIIEEEEE 4 7 Overall Adjustment Mode c 13 T5825 Chassis Se OH eel ate UR EO 4 8 Self Diagnosis Result Display 13 7 3 MD Mechanism Deck Section 40 2 2 1 4 9 Reset the Error Display 14 4 10 Sound Skip Check Result Display Mode 15 8 ELECTRICAL PARTS ALI KevCheck etre dae x x et ERE 15 MZ R501 R501PC SECTION 1 SERVICING NOTE NOTES HANDLING THE OPTICAL PICK UP BLOCK OR BASE UNIT The laser diode in the optical pick up block may suffer electro static break down because of the potential difference generated by the charged electrostatic load etc on clothing and the human body During repair pay attention to electrostatic break down and also use the procedure in the printed matter which 1s included in the repair parts The flexible board is easily damaged and should be handled with care NOTES ON LASER DIODE EMISSION CHECK Never look into the laser diode emission from rig
4. US 511 1 164 939 11 0 0068uF 10 16V C513 1 164 938 11 0 22uF 1090 10V 220uF 20 AV C514 1 164 940 11 515 1 107 819 11 uF 10 6 3V 516 1 125 777 11 100 590 50 517 1 164 950 11 0 0014 10 50 C518 1 164 850 11 0 47uF 10 16V US 2 2uF 10 10V C519 1 125 777 11 US 521 1 164 940 11 522 1 164 950 11 0 0068uF 10 16V C523 1 125 837 11 0 22uF 1090 10V C525 1 127 772 11 220uF 20 AV 1uF 10 6 3V C526 1 127 772 11 100 590 50 529 1 119 923 11 601 1 125 777 11 0 0014 10 50V C602 1 131 862 11 0 1uF 16V C603 1 137 760 11 0 1uF 1090 10V 0 1uF 16V C604 1 164 874 11 2 2uF 20 10V C606 1 126 205 11 C607 1 164 874 11 0 1uF 16V C608 1 104 851 11 47uF 20 AV C609 1 135 259 11 0 1uF 1090 10V 2 2uF 10 10V C610 1 135 259 11 10uF 20 6 3V C611 1 125 771 11 C612 1 125 771 11 uF 10 6 3V C613 1 125 777 11 10uF 20 AV C614 1 125 777 11 22uF 20 AV 47uF 20 AV C617 1 125 777 11 0 01uF 1090 16V C618 1 135 259 11 C619 1 164 943 11 4 7uF 20 AV C620 1 164 874 11 0 1uF 16V C621 1 164 943 11 0 1uF 1090 10V 0 1uF 1090 10V C622 1 115 169 11 0 1uF 1090 10V C624 1 125 777 11 C701 1 127 772 11 10uF 20 6 3V C702 1 127 772 11 220PF 10 C703 1 127 772 11 The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified Les composants identifi s par une marque sont critiques pour la s curit Ne les remplacer que par une
5. Auto item Feed CD Adjustment MO Overall Adjustment ENTER key Self Diagnosis Result Display Mode Press the W key Press B T MARK keys Sound Skip Check Result Display Mode Press the W key Press the H keys Key Check Mode The key check quits or open the upper panel 4 6 Manual Mode Mode to adjust or check the operation of the set by function Normally adjustment in this mode is not executed However the Manual mode is used to clear the memory power supply adjustment and laser power check before performing automatic adjustments in the Overall Adjustment mode e T 1 2 12 ransition method in Manual Mode Setting the test mode see page 11 Press the VOL key activates the manual mode where the LCD display as shown below This set LCD display During each test the optical pick up moves outward or ward while the PPI 149 key is pressed for several sec onds respectively Each test item is assigned with a 3 digit item number 100th place is a major item 10th place is a medium item and unit place is a minor item The values adjusted in the test mode are written to the nonvolatile memory for the items where adjustment was made key 100th Place of item number increase key 100th Place of item number decrease Major item switching B MI key key 10th Place of ite
6. om the pickup deor Siea input fom the optical pickup detector D 1 converted RF signal QY input from the optical pickup detector KT convened RF UX input from the optical pickup detector Fr convened RF OX input from the optical pickup detector 1 convened RF input om the optical pickup detector A AD om the AC J Sion AD input from the optical pickup detector AC MD 1 Siena trom the pickup detector TON C Connect terminal to external capacitor for TON hold Connect terminal to the external capacitor for the low pass filter of NPP divider om irme a Connect terminal to the external capacitor for the low pass filter of CSL divider ANE EN n RN 9 X PDO Lightamountmonitorouputteminal _ _ _ _ _ ab iP duplex FM signal 22 05 kHz 1H output he system controler 0 801 Db Powersupply terminal 623 V _ 2 D NO p gt Bottom hold signal output of the light amount signal RF ABCD to system 28 BOTM controller 1 801 Peak hold signal output of the light amount signal to the system 29 PEAK controller IC801 a ve O ite poim voltage 1 24 generation __ cese Comet terminal to the extemal capacitor for TPR WPP low pass ler _ RFOUT O Playback EFM RF si
7. a Pg TS T n 1 Remove six solders of Note Press fit the gear HA up to the motor flexible board DC motor over write head up down position of the DC motor over write M603 head up down M603 as shown below J two precision pan screws 1 4 _ 12 65 Hu three precision screws chassis assy gear gear chassis assy 1 4 DC motor i S 2 over write head up down S 4 1 2 1 5 2 E 2 gear HA SAT cy 9 gear 2 washer 0 8 2 5 1 lt gt 25 D D washer 0 8 2 5 gear HC DC motor spindle M601 10 MZ R501 R501PC SECTION 4 TEST MODE 4 1 Outline 4 3 Operation in Setting the Test Mode This set provides the Overall adjustment mode that allows CD When test mode becomes active first the display check mode and MO discs to be automatically adjusted when in the test mode is selected In this overall adjustment mode the disc is discriminate between Other mode can be selected from the display check mode CD and MO and each adjustment is automatically executed in When the test mode 18 set the LCD repeats the following dis order If a fault is found the system displays its location Also play the manual mode allows each individual adjustment to be auto matically adjusted This set LCD display 4 2
8. 10V 90V 50V 50V 50V 10V 10V 6 3V 6 3V 6 3V 50V 50V 50V Ref 910 911 912 913 C914 C915 C916 C917 C918 C919 C920 C922 C923 C924 C925 C926 C927 C928 C929 C930 C931 C932 C933 CN501 CN701 CN801 D101 D201 D301 D601 D602 D603 D604 D802 D901 D902 D903 D904 D905 D906 D908 FB301 FB302 FB303 FB304 FB801 Part No 1 115 169 11 1 164 941 11 1 115 169 11 1 119 749 11 1 128 964 11 1 164 943 11 1 125 777 11 1 125 777 11 1 125 777 11 1 164 937 11 1 125 889 11 1 164 937 11 1 164 937 11 1 164 943 11 1 126 246 11 1 126 246 11 1 126 246 11 1 125 777 11 1 125 777 11 1 164 943 11 1 125 889 11 1 128 964 11 1 125 777 11 1 573 360 21 1 573 355 11 1 573 354 11 8 19 056 72 8 19 056 72 8 19 066 17 8 19 081 35 8 19 081 35 8 19 081 33 8 19 081 33 8 19 017 58 8 19 081 33 8 19 081 33 8 19 420 51 8 19 081 33 8 19 081 33 8 19 081 33 8 19 404 50 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 1 216 864 11 MZ R501 R501PC Description TANTALUM CERAMIC CHIP TANTALUM TANTAL CHIP TANTAL CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT CHIP ELECT CHIP ELECT CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP TANTAL CHIP CERAMIC CHIP lt CONNECTOR gt 10uF 0 0047uF 10uF 33uF 100uF 0 01uF 0 1uF
9. Ne les remplacer que par une pi ce portant le num ro sp cifi MZ R501 R501PC Ver 1 1 Ref No gt gt gt gt 50 Part No 1 418 784 11 1 476 857 11 1 476 858 11 1 476 861 11 1 779 504 11 1 796 016 21 3 232 310 12 3 232 310 31 3 232 310 41 3 234 036 12 3 234 036 22 3 234 036 32 3 234 036 42 3 234 036 52 3 234 036 61 3 234 036 71 3 234 036 81 8 954 007 93 8 954 008 92 Description Remark ACCESSORIES KOK K K K K KKK K K K ADAPTOR AC AC MZR55 CH ADAPTOR AC ES305 AEP FR EE ADAPTOR AC AC ES305 UK ADAPTOR AC AC ES305 AR CONNECTOR OPTICAL EXCEPT R501 US E MD PORT AN 1 501 MANUAL INSTRUCTION for PC link kit ENGLISH FRENCH SPANISH PORTUGUESE R501PC E MANUAL INSTRUCTION for PC link kit ENGLISH RUSSIAN HUNGARIAN POLISH CZECH SLOVAKIAN R501PC EE MANUAL INSTRUCTION for PC link kit TRADITIONAL CHINESE KOREAN R501PC E MANUAL INSTRUCTION ENGLISH US CND AEP UK CH EE MANUAL INSTRUCTION FRENCH CND AEP FR MANUAL INSTRUCTION GERMAN DUTCH ITALIAN AEP MANUAL INSTRUCTION SPANISH PORTUGUESE FINNISH MANUAL INSTRUCTION SWEDISH FINNISH AEP MANUAL INSTRUCTION RUSSIAN HUNGARIAN POLISH CZECH SLOVAKIAN EE MANUAL INSTRUCTION ENGLISH TRADITIONAL CHINESE KOREAN E TW MANUAL INSTRUCTION SIMPLIFIED CHINESE RECEIVER EAR MDR 027LP 1 US RECEIVER EAR MDR E808LP EXCEPT U
10. Insert MO disc in the set and press the PPI key to set the Overall MO Adjustment mode Automatic adjustments are made This set LCD display x x xMO RUN m number for which on adjustment is being executed 7 In case of MO overall adjustment NG reset the NV see page 17 then readjust from the temperature correction see page 19 This set LCD display LI Xxx m number 8 If OK through the overall MO adjustments press the key to return to the test mode and terminate the Overall Adjustment mode This set LCD display 21 MZ R501 R501PC Overall CD and MO adjustment items 1 Overall CD adjustment items 312 313 CD tracking error gain adjustment CD electrical offset adjustment 324 332 CD ABCD gain adjustment CD focus gain adjustment CD tracking gain adjustment CD tracking error offset adjustment 521 2 CD two axis sensitivity adjustment 522 2 Overall MO adjustment items Description 3 MO electrical offset adjustment 1 Low reflective CD tracking error gain adjustment 2 Low reflective CD level adjustment Low reflective CD focus gain adjustment MO tracking error gain adjustment MO TON offset adjustment 3 131 MO double speed read TWPP offset adjustment Low reflective CD tracking gain adjustment MO write TWPP offset adjustment MO tracking error offset adjustment 6 MO TWPP gain adjustment MO write ABCD gain adju
11. MZ R501 R501PC SERVICE MANUAL Ver 1 1 2002 03 M gt A l T 4 es 277 or Photo Silver US and foreign patents licensed from Dolby Laboratories US Model Canadian Model Model UK Model Chinese Model MZ R501 E Model East European Model MZ R501 R501PC Model Name Using Similar Mechanism MZ R500 Mechanism Type MT MZR500 1 72 Optical Pick up Name LCX 4R System Audio playing system MiniDisc digital audio system Laser diode properties Material GaAlAs Wavelength 790 nm Emission duration continuous Laser output less than 44 6 uW This output is the value measured at a distance of 200 mm from the lens surface on the optical pick up block with 7 mm aperture Recording and playback time When using MDW 80 Maximum 160 min in monaural Maximum 320 min in stereo Revolutions 350 rpm to 2 800 rpm CLV Error correction ACIRC Advanced Cross Interleave Reed Solomon Code Sampling frequency 44 1 kHz Sampling rate converter Input 32 kHz 44 1 kHz 48 kHz Coding ATRAC Adaptive TRansform Acoustic Coding ATRAC3 LP2 ATRAC3 LP4 SPECIFICATIONS 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 Line in stereo mini jack minimum input level 49
12. Support signal 13 signal temperature signal input terminal A D input Middle point voltage 1 2 V input terminal Filter output for the master clock of the playback EFM system master PLL 1 2 2 2 2 2 2 2 2 2 2 3 3 3 3 3 3 3 3 3 3 4 4 4 4 4 4 4 4 4 4 5 5 25 MZ R501 R501PC Powersupply terminal 8244 0 AN Ground terminal fortheanaog SSS A D converter the lower limit voltage input fixed at L in this set Sled error signal input terminal Not used fixed at 41 7 57 DCHG Connecting analog power supply of the low impedance fixed at H in this set Error signal input for the laser automatic power control Not used fixed at H 5 Power supply terminal for DSP block HSV DSPVSSO Ground terminal Input terminal for the frequency set up of the system clock Output terminal of the playback system audio signal Not wsed _ O DIA converter PWM ouput right phase Notused open s DAPWMEN O DIA converter PWM output CH reverse phase Not used ope DAPWMRP O DIA converter PWM output CH right phase Notused open Auciodata ouput amp ADDT _________ Data signal input om the extemal A D convener 02200 _ 9 LA sampling block signal 44 1 KHz output to the
13. i liquid crystal display element module 1 SCKO NK and liquid crystal display element module 0 Battery pack detection switch input terminal for charge 182 XGUM ON 1 iw NC 1 1 1 9 9 9 9 L there is battery pack for the charge Not used open Reset control signal output terminal to the liquid crystal display element L reset Not used open Patch function detection input terminal L patch function Fixed at L in this set 5 vos VD power supply changeover signal output terminal Not wed open mum O Analog muting signal output terminal L muting ON open osa O ne fo 95 Poso Posi 0 RN 197 to 199 MODE to 3 200 201 HD CON 1 2 Power supply control signal output for the over write head drive to the over write head drive IC601 Microphone plug detection signal input terminal Not used open PD IC mode changeover signal output to the optical pick up Over write head control signal output to the over write head drive 1 601 Power supply terminal microcomputer I F block 2 3 V WBL SW LPF changeover switch input terminal when control Not used open XCS ADA Chip select signal output to A D converter 1 301 XPD ADA Power supply control signal output for the drive to A D converter IC301 XCS LCD Chip select signal output
14. vv LI AA X X X X Li Li Li XKN2X XXX Li Error code Total recording time 4 Quit the self diagnosis result display mode and press key to return to the test mode display check mode 13 MZ R501 R501PC Description of Error Indication Codes DEEE HO fee Se ee No error Illegal target Adrs Attempt to access an abnormal address was e Servo system error 02 High temperature temperature High temperature ON ON ae Disordered focus Spindle error Spdl Abnormal rotation of disc Faulty T Oden TOCemr TOC Faulty TOC contents 00000000 Data could not be read at SYNC Power supply system error Momentary interruption detected 32 Focus error offset error offset error ff Tracki Ka 33 2 2 Tracking error Offset error Offset error 34 tracking error Offset error Offset error Description of Indication History History code number The first error The last error One error before last Two errors before the last Total recording time 4 9 Reset the error display code After servicing reset the error display code Setting method of Reset the Error Display Code 1 Setting the test mode see page 11 2 Press key activates the self diagnosis result dis
15. 0 1uF 0 1uF 0 001uF 2 2 0 001uF 0 001uF 0 01uF 220uF 220uF 220uF 0 1uF 0 1uF 0 01uF 2 2uF 100uF 0 1uF CONNECTOR FFC FPC 20P CONNECTOR FFC FPC 15P CONNECTOR FFC FPC 14P DIODE Ver 1 1 DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE UDZ TE 17 2 4B UDZ TE 17 2 4B FTZ6 8E T148 MA2YD1700LS0 MA2YD1700LS0 MA2YD1500LS0 MA2YD1500LS0 MA8068 MA2YD1500LS0 MA2YD1500LS0 MA729 MA2YD1500LS0 MA2YD1500LS0 MA2YD1500LS0 111 1 lt JUMPER RESISTOR gt METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP Remark 20 6 3V 10 16V 20 6 3V 20 AV 20 6 3V 10 16V 10 10V 10 10V 10 10V 10 50 10 10V 10 50 10 50 10 16V 20 4 20 4 20 4V 10 10V 10 10V 10 16V 10 10V 20 6 3V 10 10V 5 1 16W 5 1 16W 590 1 16W 590 1 16W 590 1 16W EXCEPT US CND 47 MZ R501 R501PC Ver 1 1 Ref No Part No Description Remark Ref No Part No Description Remark FB801 1 414 226 21 INDUCTOR FERRITE BEAD US CND lt RESISTOR gt FB802 1 216 864 11 METAL CHIP 0 5 1 16W 28803 1 216 864 11 METAL CHIP 0 5 1 16W R102 1 218 990 11 SHORT 0 FB804 1 216 864 11 METAL CHIP 0 5 1 16W R103 1 218 967 11 15K 5 1 16W FB806 1 216 864 11 METAL CHIP 0 5 1 16W R105 1 218 961 11 RES CHIP 4 7K 590 1 16W R106 1 208 635 11 10 590 1 16W I6 R107 1 218 963 11 RES CH
16. MIFVDD2 MODE 1 MODE 2 0 MODE 2 MODE 3 HD CON 1 0 HD CON 1 HD CON 2 1 2 HD CON 2 CS AD 2 8 5 DIFVDD1 _ SLD CON 2R 4 EE 0 SLD ww eas Da 8801 eee ce ee 04 810 CON 26 853 R Qu LCD Pr 0 SLD CON IR 0 REC LED SLDV R936 0 908 MON WY V SPEV G SPCU 13 MCUVSS1 TU 9 0 CXD2871 2048A DSPVSS a CTL 0 Saas XOPT CTL SYSTEM CONTROLLER DSPVDD2 1 CS RTC DIGITAL SIGNAL PROCESSOR SPOW RTG CLV CON W MAIN 1211 Or 77 2 173 UE CSP Chip Size Package R939 0 5 0 5 H Page ole of oAP915 M 4 36 XRF Rst 2 3 XRF RST 65 0901 1903 R921 R922 SS aa ae 1 5 10k f 10k D 2 RM S Hr 20 Ex B o on 2 29 SOUND HOLD TFDR 26 SOUND OFF 2 7 TRDR 02 sw 05 0 4008 79 2 2k 0 5 S803 845 028 SYNC REC APCREF Er 0 033 0 033 230 ON 0 DIFVDDO 2 3 0 5 s DENNEN E N ADIP ii sco ir ____ 5 L von ____ J p
17. Normally automatic adjustment is executed in this mode at the repair For further information refer to Section 5 Electrical Adjustments see page 17 MZ R501 R501PC 4 8 Self Diagnosis Result Display Mode This set uses the self diagnostic function system in which if an error occurred during the recording or playing the mechanism control block and the power supply control block in the microcomputer detect it and record its cause as history in the nonvolatile memory By checking this history in the test mode you can analyze a fault and determine its location Total recording time is recorded as a guideline of how long the optical pickup has been used and by comparing it with the total recording time at the time when an error occurred in the self diagnosis result display mode you can determine when the error occurred Clear both self diagnosis history data and total recording time if the optical pickup was replaced Self Diagnosis Result Display Mode Setting Method Setting the test mode see page 11 2 In the display check mode press the key activates the self diagnosis result display mode where the LCD display as shown below This set LCD display Total recording time when error occurred error display code history code 3 Then each time key is pressed LCD display descends by one as shown below Also the LCD display ascends by one when the lt key is pressed
18. OFF is flashing on the LCD display and then press the key Push the key and remove the disc Select the manual mode of the test mode and set item number 967 see page 12 This set LCD display 2 Adjust with key adjusted value up key adjusted value down 80 that the adjusted value becomes S67 This set LCD display 3 Press the key 4 Set item number 868 see page 12 This set LCD display 5 Adjust with the key adjusted value up or key adjusted value down 80 that the adjusted value becomes 501 This set LCD display 6 Press the key 5 10 Resume Clear Perform the Resume clear when all adjustments completed Resume Clear Setting Method 1 Select the manual mode of the test mode and set item number 043 see page 12 This set LCD display 2 Press the key This set LCD display 3 Press the key to return to the test mode display check mode MZ R501 R501PC 23 MZ R501 R501PC SECTION 6 DIAGRAMS 6 1 IC FUNCTION DESCRIPTION 1 501 SN761057DBT RF AMP FOCUS TRACKING ERROR AMP ET 2 ext Connect terminal the external resistor for ADIP amp contol _ WPPLPF Connect terminal to the external capacitor for TPPIWPP low pass ler _ 1 1 1 1 1 1 1 1 1 1 O Reference voltage HV 72220601 Sie dF Sion 0
19. SYSTEM 0801 4 O O O00000 11 99 22 NOISE FILTER 2 NOISE 2 23 06 9 9 0902 905 12 9 VB 10302 MOTOR COIL DRIVE IC701 SYSTEM CONTROLLER IC801 10 1904 19 19 W 0903 VG MOTOR COIL DRIVER IC551 POWER CONTROL 10601 45 mrt ce 5806 OPEN CLOSE DETECT VRECO 5803 1601 DIAM 10 1 esmo 5 14 0603 DETECT CIRCUIT B qub 9 2 DURGE 1 49 21 VER CHARGE D904 CONTROL DRY BATTERY SIZE NOISE 1 49 DESIGNATION 5 1PC 1 5V VG B 36 VB B 46 44 1 VIF LINE TH901 FILTER T901 GROUND LINE SWITCHING 1901 0902 5 DC IN 3V C _____ _____ ______ _____ ___ __ _____ OS Common note on Printed Wiring Board parts extracted from the conductor side Pattern from the side which enables seeing The other layer s patterns are not indicated Caution Pattern face side Parts on the pattern face side seen from the Side B pattern face are indicated Parts face side Parts onthe parts face side seen from the Side A parts face are indicated Main board is four layer printed boar
20. the item number to be switched to 762 Adjustment method of Vc PWM Duty L item number 762 This set LCD display 1 Press the key and set the address amp adjusted value display see page 13 This set LCD display LE 5 XX Adjusted value 2 Connect a digital voltmeter to the TP902 VC on the MAIN board and adjust key voltage up or key voltage down so that the voltage becomes 2 40 0 01 V digital voltmeter TP902 VC lt TP910 GND o MAIN board 3 Press the key to write the adjusted value The item number changes to 763 when H key is pressed Adjustment and Connection Location MAIN board see page 20 Adjustment method of Vc PWM Duty item number 763 This set LCD display 1 Press the key and change the LCD display This set LCD display XX Adjusted value 2 Connect a digital voltmeter to TP902 VC on the MAIN board and adjust key voltage up or key voltage down so that the voltage becomes 2 75 0 01 V digital voltmeter MAIN board TP902 VC e TP910 GND o 3 Press the key to write the adjusted value The item number changes to 764 when key is pressed Adjustment and Connection Location MAIN board see page 20 Adjustment method of VI PWM Duty item number 764 This set LCD display 1 Press the key and change the LCD display This set LCD disp
21. 10V 10V 10V 10V 4V 100V 50V 6 3V 50V 10V 6 3V 6 3V 10V 10V 10V 10V 10V 6 3V 16V 50V 16V 6 3V 10V 10V 10V 10V Ref No C705 706 707 C708 C709 C710 C711 C712 C713 C714 C715 C801 C802 C803 C804 C805 C806 C807 C808 C809 C810 C811 C812 C813 C814 C815 C816 C817 C818 C819 C820 C821 C822 C823 C824 C825 C826 C828 C829 C830 C851 C853 C854 C855 C856 C902 C903 C904 C905 C906 C907 C908 C909 Part No 1 135 211 11 1 135 211 11 1 104 912 11 1 119 749 11 1 104 912 11 1 125 777 11 1 125 837 11 1 125 837 11 1 125 777 11 1 125 777 11 1 125 777 11 1 125 777 11 1 164 943 11 1 164 943 11 1 119 923 11 1 119 923 11 1 125 777 11 1 164 849 11 1 164 849 11 1 135 259 11 1 125 837 11 1 125 837 11 1 164 943 11 1 125 891 11 1 164 935 11 1 131 862 11 1 125 889 11 1 125 777 11 1 125 777 11 1 127 772 11 1 127 772 11 1 131 862 11 1 125 777 11 1 107 820 11 1 164 874 11 1 164 937 11 1 107 820 11 1 125 777 11 1 125 777 11 1 135 259 11 1 125 777 11 1 164 874 11 1 164 874 11 1 164 874 11 1 164 874 11 1 125 777 11 1 125 777 11 1 135 259 11 1 135 259 11 1 135 259 11 1 164 937 11 1 164 937 11 1 164 937 11 Description TANTAL CHIP TANTAL CHIP TANTAL CHIP TANTAL CHIP TANTAL CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC
22. 990 11 1 218 990 11 1 218 990 11 1 208 699 11 Description SHORT 0 SHORT 0 SHORT 0 METAL CHIP 4 7K 0 5 1 16 lt NETWORK RESISTOR gt 1 233 967 11 1 233 959 21 1 233 973 11 1 233 973 11 RES NETWORK RES NETWORK RES NETWORK RES NETWORK CHIP TYPE CHIP TYPE CHIP TYPE CHIP TYPE 10 470 100 100 Sr lt SWITCH gt 1 762 078 11 1 771 867 11 1 786 079 21 1 762 805 21 SWITCH SLIDE SWITCH PUSH SWITCH PUSH SWITCH PUSH HOLD 1 KEY 1 KEY 1 KEY PROTECT DETECT HALF LOCK OPEN CLOSE DETECT lt xe gt _ lt FILTER gt 1 416 405 21 FILTER CHIP EMI COMMON MODE THERMISTOR 1 533 817 21 THERMISTOR VIBRATOR 1 795 024 21 VIBRATOR CRYSTAL 45 1584MHz K K K K K KKK KK KK K K 6 114 A120 M601 M602 M603 MISCELLANEOUS 1 804 218 12 1 679 762 11 3379 508 1 8 835 706 01 LCD MODULE MOTOR FLEXIBLE BOARD SERVICE ASSY OP LCX 4R MOTOR DC SSM18A C SP SPINDLE with TURNTABLE 1 763 399 11 MOTOR DC SLED with GEAR 1 763 400 21 MOTOR DC OVER WRITE HEAD UP DOWN KK K K K K components identified mark or dotted line with mark are critical for safety Replace only with part number specified Les composants identifi s par une marque A sont critiques pour la s curit
23. ANALOG REC DIGITAL Abbreviation CND Canadian model 33 MZ R501 R501PC Ver 1 1 Waveforms 100mV DIV 1us DIV 9 501 19 JY PB mode 20mV DIV 500ns DIV Approx 35mVp p 501 1 TE PB mode 6 500mV DIV 500ns DIV AN 7 10mV DIV 500ns DIV Approx 20mVp p IC501 42 FE PB mode 1V DIV 2us DIV 5 85 601 4 CLK 9 1V DIV 2us DIV 5 8 1 901 56 CLK MZ R501 R501PC Ver 1 1 6 5 PRINTED WIRING BOARD MAIN SECTION Refer to page 33 for Note 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Semiconductor Location SIDE 10 H 9 B H 11 D 7 1 9 D 2 MAIN BOARD une 1 SIDE D 1 5 l 3 D 7 H 11 D 4 qa me OPTICAL PICK UP BLOCK LCX 4R G H J MZ R501 R501PC 14 13 12 11 10 9 8 7 6 5 4 3 2 1 Semiconductor Location SIDE 1 5 SIZE AA 1 DESIGNATION R6 H 1 1PC 1 5V MAIN BOARD ES SIDE B F 3 H 10 E 10 G 8 1 3 J301 2 2 OPTICAL E e s o 7 MECHANISM J 19 TA 019 SWITCH z 404 5 8 a LCD MODULE UNIT H ol icol kol eol D ew ew
24. CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP TANTAL CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP TANTAL CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP TANTAL CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP TANTAL CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP TANTAL CHIP TANTAL CHIP TANTAL CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP 6 8uF 6 8uF 3 3UF 33uF 3 3UF 0 1uF 1uF 1uF 0 1uF 0 1uF 0 1uF 0 1uF 0 01uF 0 01uF 0 047uF 0 047uF 0 1uF 10uF 1uF 0 01uF 0 47uF 470PF 47uF 2 2uF 0 1uF 0 1uF 0 033uF 0 033uF 47uF 0 1uF 0 1uF 100PF 0 001uF 0 1uF 0 1uF 0 1uF 10uF 0 1uF 100PF 100PF 100PF 100PF 0 1uF 0 1uF 10uF 10uF 10uF 0 001uF 0 001uF 0 001uF 2090 2090 2090 2090 2090 1090 1090 1090 1090 1090 1090 1090 1090 1090 1090 1090 1090 0 5PF 0 5PF 20 10 10 10 10 10 20 10 10 10 10 10 20 10 5 10 10 10 20 10 5 5 5 5 10 10 20 20 20 10 10 10 Remark 6 3V 6 3V 6 3V 4 6 3V 10V 6 3V 6 3V 10V 10V 10V 10V 16V 16V 10V 10V 10V 50 50 6 3V 6 3V 6 3V 16V 10V 50 4 10 10V 10V 10V 4 10V 16V 90V 90V 16V 10V 10V 6 3V
25. Setting Method of Test Mode MONO E9 SYNC REC REMAIN There are two different methods to set the test mode All lit AT SHUF 1 1 Short TAP801 TEST the MAIN board with a solder bridge connect pin of IC801 to the ground Then turn on the power MAIN BOARD SIDE B All off Microcomputer version display E 01 300 When key is pressed and hold down display at that time 1s held so that display can be checked 4 4 Releasing the Test Mode For test mode set with the method Q Turn off the power and open the solder bridge on TAP801 TEST on the MAIN board Note Remove the solders completely Remaining could be shorted with the chassis etc For test mode set with the method Turn off the power Note If electrical adjustment see page 17 has not been finished completely always start in the test mode The set cannot AP85 start in normal mode CD 6815 8805 028 cc O AP526 AP803 528 8801 208 e en 07 8810 530 8830 R811 42 2 In normal mode turn on the switch While press ing the key press the following order gt gt F4 44 mi 44 gt E n wn 11 MZ R501 R501PC 4 5 Configuration of Test Mode Test mode Display Check Mode Press PP Manual Mode Press the or key Press the
26. mV Optical Digital in optical digital mini jack Outputs Q stereo mini jack maximum output level 5 mW 5 mW load impedance 16 ohm General Power requirements Sony AC Power adaptor connected at the DC IN 3 V jack 120 V AC 60 Hz US Canadian model 230 V AC 50 60 Hz AEP model 230 240 V AC 50 Hz UK model 100 240 V AC 50 60 Hz E model 220 V AC 50 Hz Chinese Argentina model One LR6 size AA alkaline dry battery not supplied Continued on next page PORTABLE MINIDISC RECORDER ON Y 9 873 408 02 Sony Corporation 2002C0400 1 Personal Audio Company 2002 03 Published by Sony Engineering Corporation MZ R501 R501PC Ver 1 1 Battery operation time Battery Unit approx hours JEITA2 SG alkaline dry batters The battery life may be shorter due to operating conditions the temperature of the location and varieties of batteries Measured value by the standard of JEITA Japan Electronics and Information Technology Industries Association When using a Sony LR6 SG STAMINA alkaline dry battery produced in Japan To prevent interrupted recording due to drained battery use new battery for recording operations Dimensions Approx 83 0 x 27 8 x 75 8 mm w h d 3 3 8 x 1 1 8 x 3 in without projections Mass Approx 113 g 4 0 oz the recorder only Supplied accessories AC power adaptor except R501 US Canadian E model 1 Headphones earpho
27. solder terminal battery MZ R501 R501PC 3 5 MD MECHANISM DECK MD mechanism deck TT 9 224 boss chassis assy set screws 1 7 MI 3 6 SERVICE ASSY OP washer 0 8 2 5 precision screw MIA SA M1 4 spring thrust detent spring 5 rack ull off the lead screw Opening the over write head toward the direction remove the OP Service assy toward the direction Note Do not open the entire assy forcibly when opening the over write head over write head section lt LSS MZ R501 R501PC 3 7 HOLDER ASSY Remove the holder assy to direction of the arrow Open the holder assy 3 8 MOTOR FLEXIBLE BOARD Remove four solders of motor flexible board DC motor sled M602 Remove two solders of DC motor over write head up down M603 adhesive sheet Remove four solders of DC motor spindle M601 Note Align a circular hole in the stripping paper with a circular hole in the DC motor sled P d when mounting the motor flexible board gt 3 5 MZ R501 R501PC 3 9 DC MOTOR M602 Remove four solders of motor flexible board precision pan screws washer 0 8 2 5 M1 4 ae rn gear SA DC motor sled M602 22 ND QUAE LA QE 28 L 3 10 DC MOTOR M601 DC MOTOR M603
28. 0 1 218 965 11 RES CHIP 10K 5 1 16W Q903 8 729 042 81 FET FZT788BTC R611 1 216 797 11 METAL CHIP 10 5 1 16W R616 1 218 945 11 RES CHIP 220 5 1 16W R618 1 218 990 11 SHORT 0 Replacement of CXD2671 204GA IC801 used in this set requires a special tool Therefore it cannot be replaced 48 Ref No R801 R804 R805 R806 R807 R808 R809 R810 R811 R812 R813 R814 R815 R818 R819 R820 R821 R823 R825 R826 R827 R829 R830 R831 R832 R833 R834 R837 R838 R839 R840 R842 R843 R852 R905 R906 R907 R908 R909 R912 R913 R914 R915 R916 R917 R918 R920 R921 R922 R925 R927 R928 R929 Part No 1 218 990 11 1 218 990 11 1 218 981 11 1 208 927 11 1 208 927 11 1 218 959 11 1 218 959 11 1 218 949 11 1 208 635 11 1 218 965 11 1 218 977 11 1 218 977 11 1 208 635 11 1 218 981 11 1 218 953 11 1 218 959 11 1 218 945 11 1 202 974 11 1 208 691 11 1 208 691 11 1 218 989 11 1 218 990 11 1 218 957 11 1 218 990 11 1 218 990 11 1 218 990 11 1 216 809 11 1 218 983 11 1 218 990 11 1 218 990 11 1 218 990 11 1 208 715 11 1 208 939 11 1 218 990 11 1 218 949 11 1 218 985 11 1 218 977 11 1 208 715 11 1 208 695 11 1 208 939 11 1 208 715 11 1 218 979 11 1 208 707 11 1 218 969 11 1 218 957 11 1 218 985 11 1 218 957 11 1 218 965 11 1 218 965 11 1 218 941 11 1 218 981 11 1 218 977 11 1 218 989 11 Description SHORT SHORT RES CHIP METAL CHIP METAL
29. 18 941 11 RES CHIP 100 590 1 16W 1701 1 414 400 41 INDUCTOR 22uH R309 1 218 941 11 RES CHIP 100 590 1 16W 1702 1 414 400 41 INDUCTOR R312 1 218 990 11 SHORT 0 1703 1 410 389 31 INDUCTOR CHIP 47uH R313 1 218 989 11 RES CHIP 1M 590 1 16W L704 1 410 389 31 INDUCTOR CHIP 47uH R314 1 218 953 11 RES CHIP 1K 590 1 16W L801 1 414 398 11 INDUCTOR 10 R315 1 218 953 11 RES CHIP 1K 5 1 16W L802 1 414 398 11 INDUCTOR 10uH R316 1 218 953 11 RES CHIP 1K 590 1 16W L901 1 469 367 21 INDUCTOR 10uH R317 1 218 990 11 SHORT 0 L902 1 414 398 11 INDUCTOR 10uH R501 1 218 446 11 METAL CHIP 1 590 1 16W L903 1 419 952 21 COIL CHOKE 68uH R502 1 218 971 11 RES CHIP 33K 5 1 16W L904 1 469 426 21 INDUCTOR 100uH R504 1 208 703 11 METAL CHIP 6 8K 0 5 1 16 L905 1 419 949 21 COIL CHOKE 22UH R505 1 218 977 11 100K 5 1 16W R506 1 208 691 11 METAL CHIP 2 2K 0 5 1 16W TRANSISTOR gt 508 1 218 990 11 SHORT 0 R510 1 218 953 11 RES CHIP 1K 5 1 16W Q301 8 729 037 52 TRANSISTOR 2SD2216J QR TX Q302 8 29 046 49 FET FDV304P R601 1 218 983 11 RES CHIP 330K 5 1 16W Q501 8 729 922 10 TRANSISTOR 25 1577 0 R602 1 219 724 11 METAL CHIP 1 1 1 4W Q601 8 29 046 43 FET HAT2051T EL R603 1 218 965 11 10K 590 1 16W 0602 8 729 046 42 FET HAT2050T EL R604 1 218 990 11 SHORT 0 R605 1 218 990 11 SHORT 0 Q603 8 729 053 71 FET TS8K1TB 0851 8 29 429 44 TRANSISTOR XP1501 R608 1 218 957 11 RES CHIP 2 2K 5 1 16W Q902 8 729 046 45 FET 51230205 1 R61
30. 2 5 I _ gt gt gt 4 24 0 801 14 gt 1 gt gt 1 gt 17 gt 18 18 MAIN BOARD 3 3 Page 38 MZ R501 R501PC Ver 1 1 19 20 21 27 gt 25 gt 26 gt 32 gt 245 22 gt 23 gt 21 gt 28 gt MAIN BOARD 3 3 Page 38 MZ R501 R501PC Ver 1 1 6 8 SCHEMATIC DIAGRAM MAIN SECTION 3 3 Refer to page 42 for IC Block Diagrams Refer to page 33 for Note L 2 3 D 6 7 8 9 10 11 12 13 14 15 16 17 18 MAIN BOARD 3 3 0301 REFERENCE VOLTAGE EXCEPT US MODEL SWITCHING 0 6 8 0 1 B 8k i y 92 5 33 6301 0335 2 2 3 ADA 0395 CS 0 0 1 10 27 1 AP312 AP311 O 2 3 9 XCS ADA TA2131FL 2 3 R316 Ik POWER AMP do 58518 sooo AP310 0 1 1 LRCK 0302 9302 OPT CONTROL SWITCH R312 FDV304P 8103 15 C101 201 0 47 US MODEL 2 2 EXCEPT FB302 FB301 US MODEL 0 0 0 TP309 TP311 TP313 5 0 3 320 DGND XJDED LIN L OPT DET m TP308 9 TP310 9 TP312 9 TP314 I _ 1 by a res ee ee 1301 D Cine 211114 AP309 0 1 1 o FS256 0 ig on XBCK 0 8 009 8307 100 DINI R308 100 XJACK DET IC
31. 4 943 11 1 135 151 21 1 107 820 11 1 125 777 11 1 125 777 11 1 125 777 11 1 135 259 11 1 164 933 11 Description MAIN BOARD COMPLETE 05 MAIN BOARD COMPLETE MAIN BOARD COMPLETE EXCEPT US CND SECTION 8 ELECTRICAL PARTS LIST K K K K K K K K lt CAPACITOR gt CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP TANTAL CHIP CERAMIC CHIP TANTAL CHIP CERAMIC CHIP CERAMIC CHIP TANTAL CHIP CERAMIC CHIP TANTAL CHIP TANTAL CHIP TANTAL CHIP CERAMIC CHIP TANTAL CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP TANTAL CHIP CERAMIC CHIP Items marked are not stocked since they are seldom required for routine service Some delay should be anticipated when ordering these items SEMICONDUCTORS In each case u for example uA uPA uPA uPB uPB uPC uPC uPD uPD Abbreviation CND Canadian model CH Chinese model EE East European model TW Taiwan model FR French model AR Argentina model Remark Ref No Part No C501 1 127 760 11 502 1 135 259 11 C504 1 115 169 11 C505 1 164 874 11 C506 1 127 772 11 C507 1 164 943 11 0 47uF 10 16V US C509 1 164 940 11 2 2uF 10 10V C510 1 164 940 11
32. 5 632 01 3 225 633 01 3 225 627 01 3 225 626 01 3 228 493 01 3 228 494 01 3 228 495 01 MT MZR500 172 Description Remark TERMINAL BATTERY SPRING LIMITER COMPRESSION SPRING OPEN TENSION SLIDER OPEN CASE BATTERY SPACER SIDE A SPACER SIDE B SPACER REAR 7 3 MD MECHANISM SECTION MT MZR500 172 Ref No 101 102 103 104 105 106 107 108 109 110 111 112 113 Part No X 3379 515 2 3 224 779 02 4 963 883 42 X 3379 514 1 4 222 218 02 4 222 223 01 4 222 226 01 4 222 222 01 3 338 045 31 X 3380 408 1 3 222 545 01 4 224 885 01 4 222 215 01 Description HOLDER ASSY SPRING THRUST DETENT SCREW M1 4 PRECISION PAN CHASSIS ASSY GEAR HD SHAFT SUB SPRING EJECT TENSION GEAR RACK WASHER 0 8 2 5 CHASSIS ASSY GEAR GEAR HB SCREW 1 2 1 5 GEAR HC The components identified by mark or dotted line with mark A are critical for safety Replace only with part number specified Remark Ref No Part No 114 1 679 762 1141 115 4 963 883 31 116 4 222 216 01 117 4 222 208 01 118 3 043 237 02 119 4 222 203 02 120 3379 508 1 121 3 049 336 03 122 3 222 544 01 601 8 835 706 01 602 1 763 399 11 603 1 763 400 21 MZ R501 R501PC Ver 1 1 Les composants identifi s par une marque A sont critiques pour la s curit Ne les remplacer que par une pi ce portant le num ro sp cifi Description Remark MOTOR FLEXIBLE B
33. 501 at this time is below 80 mV Press the key to quit the manual mode and activate test mode display check mode Checking and Connection Location MAIN board Adjustment checking and Connection Location MAIN BOARD SIDE B TP901 9 TP TP902 VC 7P910 GND 20 5 8 Overall Adjustment Mode Configuration of overall adjustment Overall adjustment mode 44 key Title display key Protect switch ON CD overall adjusting item OK CD overall adjustment key Protect switch OFF overall B key MO overall adjustment Bi key OK ENTER key key END SEARCH key Test mode display check mode NG item exists adjustment NG item exists CD overall adjustment NG key overall Electrical offset adjustment Power supply adjustment auto item feed Note Adjust the CD first when performing adjustment Overall Adjustment Mode Title Display This set LCD display VAT 0855 Disc mark At end power supply adjustment Outside lit At end of electrical offset adj inside lit Note On the set having microcomputer version 1 000 the disc mark 18 displayed on the set LCD only Left side overall adjustment information FX MO overall adjustment completed 1X Manual adjustment ex
34. B D ADDT AP302 RVCC 0 AP304 KEY R TP305 RGND 19 HP GND o __ TP101 HP L 4302 9 AKSSSAVT E2 IC B D A D CONVERTER i 2 JACK C324 0 1 1 210 0 2110 6 CS _ 2 7 1 201 HP R 0851 1501 lt 15 3 17 ps Ee lt 2 OEE ss G 52229 MAIN lt 19 BOARD lt 20 2 3 lt 2 37 2 lt 25 14P St p gt 5 E lt lt ce 02 e setkeyi SWITCH fe LCD lt 2 1 2 Ros e UNIT TSO SB 20 11 so TL ue AE 5 8 818 38 38 e IC BLOCK DIAGRAMS 501 SN761057DBT A B C D NPP TON CSL Aw Dw TON Peak TON Botm ADIP TE TEMP S MONITOR MZ R501 R501PC ADIP IN S MON TWpp PK BTM 510 VREFO75 Tpp Wpp J SERIAL I F 09 PEAK 39 MZ R501 R501PC 1 701 SC111257FCR2 CPAIP gt 3 PRE DRIVER LUNDI NI 17 NS CPUO 40 RO3 PGND3 PGND4 c 87 29 VC
35. C OUTPUT 08 16 SW 7 PGND VSTB OUTPUT SW 16 L2 VRMC GND VL VLO 2 VES HD PGND2 25 PGND2 gt 41 MZ R501 R501PC IC301 AK5354VT CONTROL REGISTER I F CLOCK DIVIDER AUDIO I F CONTROLLER 302 TA2131FL TS a tu to ca 09 07 069 05 04 PW MT BST VREF 1 LPF1 TCMT 19 VCC 20 INR 21 40 NFI 9 LPF2 OUTB BEEP 8 NF2 7 BST OUTA BEEP 42 The mechanical parts with no reference number in the exploded views are not supplied Items marked are not stocked since they are seldom required for routine service Some delay should be anticipated when ordering these items Abbreviation CND Canadian model CH Chinese model EE East European model TW Taiwan model FR French model AR Argentina model 7 1 PANEL SECTION 11 SECTION 7 EXPLODED VIEWS and X mean standardized parts so they may have some difference from the original one Color Indication of Appearance Parts Example KNOB BALANCE WHITE RED Parts Color Cabinet s Color Accessories are given in the last of this parts list Ref No Part No Description Remark Ref No Part No 1 3 234 079 01 CASE UPPER SILVER 9 3 225 636 11 1 3 234 079 11 CASE UPPER BLUE 9 3 225 635 01 1 3 234 079 21 CAS
36. CHIP RES CHIP RES CHIP RES CHIP RES CHIP RES CHIP RES CHIP RES CHIP RES CHIP RES CHIP RES CHIP RES CHIP RES CHIP RES CHIP METAL CHIP METAL CHIP RES CHIP SHORT RES CHIP SHORT SHORT SHORT METAL CHIP RES CHIP SHORT SHORT SHORT METAL CHIP METAL CHIP SHORT RES CHIP RES CHIP RES CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP RES CHIP METAL CHIP RES CHIP RES CHIP RES CHIP RES CHIP RES CHIP RES CHIP RES CHIP RES CHIP RES CHIP RES CHIP 0 0 220 47K 47K 3 3K 3 3K 470 10 10K 100K 100K 10 220K 1K 3 3K 220 3 3M 2 2K 2 2K 1M 2 2K 100 330K 22K 150K 470 470K 100K 22K 3 3K 150K 22K 150K 10K 22K 2 2K 470K 2 2K 10K 10K 100 220K 100K 1M 5 0 5 0 5 5 5 5 5 5 5 5 5 5 5 5 5 5 0 5 0 5 5 5 5 5 0 5 0 5 5 5 5 0 5 0 5 0 5 0 5 5 0 5 5 5 5 5 5 5 5 5 5 5 Remark 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W Ref No R931 R933 R936 R939 RB701 RB702 RB703 RB851 9801 9803 9805 9806 1901 TH901 X801 MZ R501 R501PC Ver 1 1 Part No Remark 1 218
37. E UPPER BLACK 10 4 225 572 13 2 3 234 081 01 WINDOW LCD 11 3 225 634 41 3 3 235 829 01 SHEET LCD WINDOW ADHESIVE 11 3 225 634 51 4 4 218 233 25 SCREW 1 7 MI SILVER SILVER BLUE 12 3 225 629 01 4 4 218 233 27 SCREW 1 7 MI BLACK BLACK 13 3 225 621 01 5 3 234 080 01 BUTTON CONTROL 14 3 228 930 01 6 1 804 218 12 LCD MODULE 15 3 375 114 71 T 3 318 382 21 SCREW 1 7X3 TAPPING 16 3 236 816 01 MZ R501 R501PC Ver 1 1 The components identified by mark A or dotted line with mark A are critical for safety Replace only with part number specified Les composants identifi s par une marque A sont critiques pour la s curit Ne les remplacer que par une pi ce portant le num ro sp cifi Remark Description LID BATTERY CASE KNOB OPEN KNOB HOLD CASE LOWER US CND E CH TW AR CASE LOWER AEP UK EE FR SPRING POP L TORSION LOCKER OPEN PLATE BOTTOM SHIELD SCREW SHEET A INSULATING 43 MZ R501 R501PC Ver 1 1 7 2 CHASSIS SECTION 44 3379 969 1 3 318 382 01 4 218 233 11 3021 481 3021 482 3323 653 3 335 797 01 3 225 630 01 Remark Description CHASSIS ASSY SCREW 1 7X3 TAPPING SCREW 1 7 MI MAIN BOARD COMPLETE US MAIN BOARD COMPLETE CND MAIN BOARD COMPLETE EXCEPT US CND SCREW 1 4 2 TOOTHED LOCK TERMINAL BATTERY Lip Part No 3 225 631 01 3 22
38. F CONTENTS 1 SERVICING oet dotem 4 5 ELECTRICAL ADJUSTMENTS Dad ME 2 GENERAL 5 2 Precautions for Adjustment Looking at the Controls ei 5 5 3 Adjustment Sequence 4 4 0 02 M 3 DISASSEMBLY 5 5 Power Supply Manual Case JASSV coni sorbet i 6 5 6 Temperature Correction 3 2 t Upper ASSY 6 5 7 Laser Power Check mm 7 354 BOSEG Sn 7 5 9 Mode Settings mm 245 MD Mechi Dek de ss eur ER SAP foils ce 8 STO Resumic Clear 2a SE IO SEVICE ASSY OP poe 8 Holder ASSN 9 6 DIAGRAMS 3 8 Motor Flexible Board ss 9 6 1 IC Pin Function Description 3 0 DC 602 sem ms 10 6 2 Block Diagram Servo Section 3 10 DC Motor M601 DC Motor M603 10 6 3 Block Diagram Audio Section 6 4 Block Diagram System Control Power Section 4 TEST MODE 6 5 Printed Wiring Board Main Section Morin Mete 4 2 Setting Method of Test Mode
39. IP 6 8K 590 1 16W 1301 8 759 694 88 IC AK5354VT E2 R108 1 208 715 11 METAL CHIP 22 0 5 1 16W 0302 8 759 598 15 TA2131FL EL R109 1 208 927 11 METAL CHIP 47K 0 5 1 16W 0501 8 759 689 67 SN761057DBT R110 1 218 990 11 SHORT 0 C601 8 759 698 60 XPC18A22FCR2 R111 1 218 990 11 SHORT 0 C701 8 759 698 62 IC SC111257FCR2 R112 1 218 969 11 RES CHIP 22K 5 1 16W EXCEPT US 6801 9 752 410 50 IC CXD2671 204GA 10804 8 759 445 94 IC 6480 2 R202 1 218 990 11 SHORT 0 0805 8 759 196 97 IC TC7SH32FU TE85R R203 1 218 967 11 RES CHIP 15K 5 1 16W 0901 8 759 698 61 IC XPC18A32FCR2 R205 1 218 961 11 RES CHIP 4 7K 5 1 16W R206 1 208 635 11 RES CHIP 10 5 1 16W lt JACK gt R207 1 218 963 11 RES CHIP 6 8K 5 1 16W J301 1 793 619 21 JACK LINE IN OPTICAL R208 1 208 715 11 METAL CHIP 22K 0 5 1 16W J302 1 794 084 31 JACK fi R209 1 208 927 11 METAL CHIP 47K 0 5 1 16W J901 1 785 383 11 JACK DC POLARITY UNIFIED TYPE R210 1 218 990 11 SHORT 0 DC IN 3V R211 1 218 990 11 SHORT 0 R212 1 218 969 11 22K 5 1 16W lt COIL gt EXCEPT US L301 1 414 398 11 INDUCTOR 10uH R301 1 218 990 11 SHORT 0 L303 1 414 398 11 INDUCTOR 10uH R303 1 218 935 11 RES CHIP 33 590 1 16W L501 1 414 398 11 INDUCTOR 10uH R304 1 218 990 11 SHORT 0 L502 1 414 398 11 INDUCTOR 10uH R306 1 218 963 11 RES CHIP 6 9 590 1 16W L601 1 419 959 21 COIL CHOKE 6 8uH R307 1 218 941 11 RES CHIP 100 590 1 16W 1602 1 414 398 11 INDUCTOR 10uH R308 1 2
40. Lr 7 Me sen frs 2 12 gt C705 6 8 6 13 gt 6 7 SCHEMATIC DIAGRAM MAIN SECTION 2 3 Refer to 33 for Waveforms Refer to page 41 for IC Block Diagrams Refer to page 33 for Note lt 2 pd 5806 OPEN CLOSE DETECT EE O lt 3 gt Y Le ____ __ LLL LLL LL LL LLL V 1804 823 1 5 j 2 4 GQ RMC DTCK R834 9 100 ___ 10804 6480 2 R801 AP833 ll 12 341 QA 558 CLE 100 E CUu UU UU UU Uu 89 3 821 69163160183 827 89159154157 50 537 54 534 525115014940 DD econ 4 XZzzl ovanunao ooduauonoocvcvo ovcaor 10 oO LJ Li Li gt gt 2 1 gt e 22 fe 22 LEE gt gt 14 DNO c r Su c k gt SPINDLE SERVO pg S 33255 DRIVE SWITCH o i86 XMUTE bI b Ld o x n D LCD RST AUX LCD RST AUX x n AP841 0 6 AP835 0 188 CLOSE 0 NC OPEN 0 5 iM AP836 o XPATCH OPT DET DET IEEE XMIC DET sr 21 23 a 2
41. O LL F03 VC VM3 30 99 VC PRE DRIVER H BRIDGE CONTROL VM4 VC VG PRE DRIVER H BRIDGE CONTROL V C VC VC H BRIDGE H BRIDGE CONTROL CONTROL PRE DRIVER PRE DRIVER 15 VM2 0 8 19 02 D cc LL MZ R501 R501PC 601 XPC18A22FCR2 LLI gt PGND2 PGND2 OUTB lt D gt e N 2 2 D 86 29 OUTPUT SW CHARGE 08 C1H PUMP 1 C1L VC VG DC IN 27 VC HI BRIDGE EFM MONITOR PRE DRIVER PRE DRIVER 8 BUFFER BATM X2 X4 25 VREF 205 CHARGE 23 GND CHGSW 45 02 DW 21 DW TP RF1 BATTERY CHARGER amp REGULATOR INP1 17 DTC PWM CHGMON D DC IN VG 16 VREC Merc DC IN DC IN SYSTEM SET UP DOWN E BANDGAP DETECT PRE DRIVER DREG OUTPUT SW 15 VRECO2 8 09 00 gt 901 XPC18A32FCR2 5 55 VDFB 8 GND oO 2 8 1 6 3 3 SW VD SERIES PASS OUTPUT SW REGULATOR VIF VG VC VC VC XRST 9 KHT CRST 47 VG 24 DTC2 RSTREF 48 BANDGAP REFERENCE ps 23 RF2 VREF 49 22 INM2 VB VC VG T LN 61 VG VG VG VSTB VC VB POWER STEP UP 20 PWM2 SWITCH 2 PRE DRIVER VB VB VC VG SYSTEM STEP UP 19 VG CONTROL START UP DC D
42. OARD SCREW 1 4 PRECISION PAN GEAR SA GEAR SB BEARING N SCREW LEAD SERVICE ASSY OP LCX 4R SPRING S RACK GEAR HA MOTOR DC SSM18A C SP SPINDLE with TURNTABLE MOTOR DC SLED with GEAR MOTOR DC OVER WRITE HEAD UP DOWN 45 MZ R501 R501PC Ver 1 1 NOTE Due to standardization replacements in the parts list may be different from the parts specified in the diagrams or the components used on the set XX and X mean standardized parts so they may have some difference from the original one RESISTORS All resistors are in ohms METAL Metal film resistor METAL OXIDE Metal oxide film resistor F nonflammable CAPACITORS uF uF e COILS uH uH Ref C101 C101 C102 C103 C104 C105 C106 C107 C201 C201 C202 C203 C204 C205 C206 C207 C301 C304 C306 C307 C308 C310 C311 C312 C314 C315 C316 C317 C318 C319 C320 C323 C324 C325 C326 C334 C335 46 Part No A 3021 481 A A 3021 482 A A 3323 653 A 1 107 823 11 1 125 889 11 1 164 942 11 1 115 467 11 1 126 246 11 1 125 837 11 1 164 874 11 1 164 937 11 1 107 823 11 1 125 889 11 1 164 942 11 1 115 467 11 1 126 246 11 1 125 837 11 1 164 874 11 1 164 937 11 1 107 820 11 1 125 777 11 1 107 820 11 1 135 149 21 1 107 820 11 1 131 862 11 1 125 777 11 1 125 889 11 1 135 259 11 1 125 837 11 1 135 201 11 1 104 847 11 1 131 862 11 1 16
43. OL B 1 4301 LINE IN OPTICAL um mm gt SERVO SECTION LINE IN JACK Page 30 I I ADDT I I HEADPHONE AMP 10302 1 4302 Es 2 7 SYSTEM 00 I CONTROL 5000 POWER SCKO 8001 is SWITCHING Page 32 Q301 I I VC B O AP302 RVCC 1 O AP303 DTCK 0 AP304 KEY R p AP305 RGND SDIO 2 2 8000 7 SYSTEM CONTROL X801 RMG KEY 45 1584MHz SECTION Page 32 i e Signal path gt PLAYBACK D REC ANALOG IN WD REC DIGITAL IN 31 31 MZ R501 R501PC 6 4 BLOCK DIAGRAM SYSTEM CONTROL POWER SECTION MAIN BOARD 3 3 SYSTEM CONTROL POWER SECTION AUDIO NOT KEY Page 31 AUDIO 5000 SECTION SCKO Page 31 I Page 30 CN801 5000 SERVO CLK SECTION Y EEE 5805 HALF LOCK SWITCH 5 8 LCD MODULE UNIT 7 6 3 VIF B LUE VL RF AMP IC501 L902 LASER CIRCUIT B 1801 VD SYSTEM CONTROLLER IC801 VIF A D 12301 1 501 POWER 10601 MOTOR DRIVE IC701 SYSTEM CONTROLLER C801 SPINDLE SERVO DRIVE SWITCH IC805 HEADPHONE AME 130 D SYSTEM CCONTROLLER IC80 4 VC POWER 10601
44. OVER WRITE HEAD DRIVE OVER WRITE Signal path PIRE E uw OVER WRITE REC ANALOG IN HEAD DRIVE WRITE c Q601 602 BEEN REC DIGITAL IN HEAD RF AMP FOCUS TRACKING ERROR 1 OPTICAL BLOCK CN501 10501 LCX 4R d ETS 7 m Ix p det E gt gt 8 9 d 2 2 xl ix TS 2 2208 ME B D AUDIO 1 i 12 SECTION D n Page 31 84 0 _ gt 5 151 DE 43 Q is 7 T SYSTEM PD a 19 CONTROL POWER FOCUS TRACKING 2 COIL DRIVE SPINDLE SLED Page 32 TM a MOTOR DRIVE 9 CONTROL 0501 SLED1 O 50 ume 70 CEPIT 5 M 0 41 2 AXIS NE SLED2 DEVICE 5 TRK 2 69 Hio ne M d Bi S Lm FCS pore ee ye a a eee et ete E mL on 023 w MOTOR FLEXIBLE 6 gt MECHANISM BOARD 2 2 701 2 2 CLV MON U 2 2 14 48 3 89 D sw 5 amp 5 CLV MON W 20 1 m SLED2 M602 m 9 T mu i 6 MEME ES i M60 SPINDLE eal be E 4 MZ R501 R501PC 6 3 BLOCK DIAGRAM AUDIO SECTION MAIN BOARD 2 3 AUDIO SECTION OPTICAL RECEIVER 1 CONTR
45. S The components identified by mark A or dotted line with mark A are critical for safety Replace only with part number specified Les composants identifi s par une marque A sont critiques pour la s curit Ne les remplacer que par une pi ce portant le num ro sp cifi MZ R501 R501PC MEMO 21 MZ R501 R501PC REVISION HISTORY Clicking the version allows you to jump to the revised page Also clicking the version at the upper on the revised page allows you to jump to the next revised page Description of Revision 3001 11 1 1 2002 03 Addition of Destination 501 Canadian Chinese French Argentina model R501PC model
46. approximate battery condition Time display Disc name track name indication Lights up when labeling disc or a track Character information display 21 25 Displays the disc and track names error messages track numbers etc Play mode indication 23 Shows the play mode of the MD MZ R501 R501PC SECTION 3 DISASSEMBLY Note This set can be disassemble according to the following sequence 3 4 MAIN BOARD 3 9 DC MOTOR M602 Page 7 Page 10 3 5 MD MECHANISM DECK _ 3 10 pc MOTOR M601 Page 8 Page 10 9 1 CASE LOWER ASSY Page 6 3 2 CASE UPPER ASSY Page 6 3 6 SERVICE ASSY OP x 603 8 9 3 7 HOLDER ASSY 3 8 MOTOR FLEXIBLE BOARD Page 9 Page 9 Note Follow the disassembly procedure in the numerical order given 3 3 LCD MODULE Page 7 3 1 CASE LOWER ASSY screws 1 7 MI knob hold case lower assy screw 1 7 MI 9 case upper 3 2 CASE UPPER ASSY CN801 screws 1 7 MI chassis assy MZ R501 R501PC 3 3 LCD MODULE screws 1 7x3 tapping screws 1 7x3 tapping LCD module case upper assy 3 4 MAIN BOARD screws 1 4 2 toothed lock Remove the solders screws M1 4x2 toothed lock Remove the solder D CN701 MAIN board terminal battery STE 9 screw M1 4x2 toothed lock D Remove the
47. d However the patterns of layers 2 and 3 have not been in cluded in this diagrams Replacement of 1 801 on main board requires a special tool Lead Layouts surface Lead layout of conventional IC CSP chip size package 33 Common note on Schematic Diagram All capacitors are in uF unless otherwise noted pF upF 50 WV or less are not indicated except for electrolytics and tantalums All resistors are and 4W or less unless otherwise specified indicates tolerance 1 panel designation Note Note The components identi Les composants identifi s par fied by mark or dotted une marque sont critiques line with mark are criti pour la s curit cal for safety Ne les remplacer que par une Replace only with part pi ce portant le num ro number specified sp cifi D Line Total current is measured with Minidisc installed Power voltage is dc and fed with regulated dc power supply from external power voltage jack Voltage and waveforms are dc with respect to ground under no signal conditions no mark PB Impossible to measure Voltages are taken with a VOM Input impedance 10 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 Signal path gt gt PB REC
48. e comparison signal input V from motor driver 1701 88 91 i ossi Ground einai 2 2 96 SRDR Sled servo drive signal output to motor driver 1 701 SFDR Sled servo drive signal output to motor driver 1 701 Sled motor drive signal output V to the motor driver IC701 drive control signal SLDV output 1 26 MZ R501 R501PC Sled motor drive signal output to the motor driver 1 701 control signal SLDW output 2 SLCW Spindle motor drive comparison signal input from the motor driver 1 701 Powersupply eminal Gor DSP DG23 _ O EFM encode data output for the record 1o the over write head drive 0801 _ 46 MNT DSP monitor output 0 terminal Notused ope MNT2 39 Internal DSP monitor output 2 terminal Not used open Internal DSP monitor output 3 terminal Not used open SENSE EUN Internal DSP SENS monitor output terminal Not used open Record data output enable signal output monitor terminal of the internal DSP CCE i O Laser power changeover signal output monitor terminal ope i5 Darvon Power supply terminal for DSP block 8154 O O oO mon mx DRAMVSSO Ground eminal forthe extemal D RAM DRAMVDDO Power supp terminal Gor the extemal D RAM 024V 0 20 138 NC O O
49. ection switch PROTECT 1 FLASHVDD FLASHVSS SLD 1 MON 1 Sled servo monitor signal input S803 L recording possible condition protect Power supply terminal for the internal FLASH ROM 2 4 V Ground terminal for the internal FLASH ROM Power supply control signal output for the laser diode drive to the power control 1 901 System sleep control signal coutput to the power control IC901 sleep ON Es EN Input latch output for the start switching to the power control C901 Eo EN EN KS EN pes Charge gain control signal output Not used open X35 236 2388 Charge ON OFF control signal output charge ON Not used open EM x NN Power supply temmimalfortemircompuerWFbiod 23V _ 243 _ Input terminal for the main test normally open Not used open TUN REG ON XHP STBY MIFVDD3 MIFVSS2 TEST2 24 NC 227 228 229 230 231 232 234 235 236 257 238 239 240 241 242 243 244 29 29 MZ R501 R501PC MZ R501 R501PC 6 2 BLOCK DIAGRAM SERVO SECTION MOTOR FLEXIBLE MAIN BOARD 1 3 SERVO SECTION m I A 2 1 2 HD DRVs
50. el is opened 16 the key check mode quits and the test mode display check mode comes back MZ R501 R501PC SECTION 5 ELECTRICAL ADJUSTMENTS 5 1 Outline In this set automatic adjustment of CD and MO can be formed by entering the test mode see page 11 However before starting automatic adjustment the memory clear power supply adjustment and laser power check must be performed in the manual mode A key having no particular description in text indicates a set key For the LCD display the LCD display on set is shown 5 2 Precautions for Adjustment 1 Adjustment must be done in the test mode only After adjusting release the test mode 2 Use the following tools and measuring instruments Test CD disc TDYS 1 Part No 4 963 646 01 SONY MO disc available on the market Digital voltmeter e Laser power meter LPM 8001 Part No J 2501 046 A Thermometer using the Temperature Correction 3 Unless specified otherwise supply DC 3V from the DC IN jack 1601 4 Switch position deni ra OFF 5 3 Adjustment Sequence 1 NV Reset Memory clear Manual Mode 2 Power Supply Manual Adjustment Overall Mode 3 Temperature Correction item number 014 Manual Mode 4 Laser Power Check 5 Electrical offset Adjustment Caution This adjustment must be made with no disc loaded i Overall Mode 6 CD Overall Adjustment 7 MO Overall Ad
51. extemal A D converter 06301 _ O signal 2 8224 output the external A D converter C301 011 2896 att signal output to the extemal A D converter C301 _ Power supply terminal DSP bloc 8154 00000007 35 _ _____ Filter cat off signal ouput Noted pen Ground terminal or n Control signal output to reference voltage generation circuit for laser automatic power control Tracking servo drive PWM signal output 0 the motor driver CON TER O Tracking servo drive PWM signal ouput H 10 the motor driver 0670 O Fou servo drive PWM signal output 9 the motor driver 070 FRDR 0 Fou evo drive PWM signal output to the motor driver CTO MCUVDDi Power supply terminal or the microcomputer bloc 8154 _ Fs 0 me clock signal ouput 601 1900 7 SPRDISPDURTGO 0 Spindle servo drive PWM signal output terminal to the motor diver UCO SPPDSPVSIPWMG O Spindle servo drive PWM out D OO Spindle motor drive control signal output V RTG output 1 to the motor SPDV RTGI driver IC701 Spindle motor drive control signal output W RTG output 2 to the motor SPDW RTG2 driver IC701 91 DSPVDD2 a Power supply terminal for DSP block 1 5 V SPCU 94 5 Spindle motor driv
52. fse 0 ie eo SOU 478802 0 829 0 5258 07 00 27 18803 0 R831 0 7 10 01 78804 0 R82 0 LRCK 3 GAIN LRCK 039 CHG ADDT 03 TUN REG ON Oo 67 AP815 04 STBY eee DAPWMRP 66 mem NN 0915 0 01 doe TEST MODE 0 S DAPWMLN 65 XPC18A32FCR2 21 oAP911 R920 2 2 DAPWMLP 64 p EE POWER CONTROL 12 0 1 Q DOUD 83 CLK SEL 2 0 1 DINI CLKSEL a oo w m gt gt DINI 62 lt gt 5 6 VAIFON r lt lt gt gt gt lt lt gt f iL lt gt lt x x QXISL FFCLR o AP904 2 3 FFCLR 00000000000000000 00000000000000000 steer ons 0 5 2 1 2 6 8 2 N N L JE AR alz 0 213 0909 10000 0 TAP801 200 C911 4700p TEST 0908 1000 HALF LOCK 21 9 2 5 C907 1000 o M C807 C808 z 1905 C924 925 lt 0 01 220 COo S S EC R811 _ wd E gq 951 R906 47052 28907 100K 4005 ee 8 E lt u APOST 2 EJ X13 mE E EXCEPT US CND MODEL RS US CND MODEL
53. gnal ouput to the system controller Power supply terminal analog sse 8234 00 O Fight amount signal ABCD ouput to the system cooller CRO 0 Focus enr signal ouput to the system _ 5 Servo signal monitor output to system controller 1 801 ADIP IN ADIP duplex FM signal 22 05 kHz kHz input terminal A 92 24 MZ R501 R501PC 1 801 CXD2671 204GA SYSTEM CONTROLLER DIGITAL SIGNAL PROCESSOR 16M BIT D RAM PAUSE KEY Set key input terminal BE key input Control signal output to the microphone amp 2 MIC SENSE ts ips m HIGH L LOW normally H Not used open XTEST Input terminal for the test mode setup L test mode normally fixed at H MCUVDDO Power supply terminal microcomputer block 41 5 MIFVSS3 Ground terminal microcomputer I F 1 XRST System reset signal input terminal from the power control IC901 L reset a S MON Servo signal monitor input terminal A D input from RF amp 1 501 VB MON Voltage monitor input terminal of UNREG power supply A D input CHG MON Charge voltage monitor input terminal A D input Not used open 12 VREF MON Clear reference voltage input terminal A D input from RF amp 1 501 13 14 22 I Setkeyi inal A D i SET KEY 2 et key input terminal input Open button detection switch S805 input terminal A D i
54. ht above when checking it for adjustment It is feared that you will lose your sight NOTES ON HANDLING THE OPTICAL PICK UP BLOCK LCX 4R The laser diode in the optical pick up block may suffer electro static break down easily When handling it perform soldering bridge to the laser tap on the flexible board Also perform mea sures against electrostatic break down sufficiently before the op eration The flexible board is easily damaged and should be handled with care laser tap OPTICAL PICK UP FLEXIBLE BOARD In performing the repair with the power supplied to the set removing the MAIN board causes the set to be disabled In such a case fix a convex part of the open close detect switch S806 on MAIN board with a tape in advance Handle the FLEXIBLE board overwrite head with care as it has been soldered directly to the MAIN board In repairing the component side of MAIN board connect the FLEXIBLE board overwrite head and the MAIN board with the lead wires in advance See page 7 FLEXIBLE board Over write head panel assy upper LI Tape PS 2 5806 MAIN board Replacement of CDX2671 204GA IC801 used in this set requires a special tool On the set having the microcomputer version 1 000 some adjusted values were set in the manual mode at the shipment but these data will be cleared when the NV is reset Therefore on the set having the microcomputer version 1 000 change the adjusted val
55. ists overall adj not completed Not adjusted Right side CD overall adjustment information FX CD overall adjustment completed 1X Manual adjustment exists overall adj not completed Not adjusted Electrical Offset Adjusting Method Caution The electrical offset adjustment must be made with no disc loaded 1 Make sure that the power supply voltage is 3V Set the test mode see page 11 3 Press the 4 key to activate the overall adjustment mode This set LCD display 4 Press the key This set LCD display JC LI 1 Adjusted value 5 Electrical offset adjustment is over if the following display appears This set LCD display MZ R501 R501PC Adjustment Method of Overall CD and MO Adjustment Mode 1 Setting the test mode see page 11 2 Press the 19 key activates the overall adjust ment mode This set LCD display 3 Insert CD disc in the set and press the 44 key to set the Overall CD Adjustment mode Automatic adjustments are made This set LCD display X X RUN XXX mm number for which on adjustment is being executed 4 In case of CD overall adjustment NG reset the NV see page 17 then readjust from the temperature correction see page 19 This set LCD display NG XX xX item number 5 If OK through the overall CD adjustments then perform over all MO adjustments This set LCD display
56. justment 8 Mode Settings i Manual Mode 9 RESUME Clear 5 4 NV Reset Caution In this set certain adjustment values are set in the manual mode at the factory NV Reset will cause these data to be cleared So the adjustment values should be set again just after NV Reset is made e Setting method of NV reset 1 Select the manual mode of the test mode and set item number 021NV Reset see page 12 This set LCD display 2 Press the key This set LCD display 3 Press the This LCD display NV reset after several seconds Reset 4 Press the B to quit the manual mode and activate the test mode display check mode Change of Adjusted Values 1 Item numbers in which the adjusted values are to be modified Item number 832 Item number 862 Item number 871 Item number 872 2 Adjusted values modifying procedure 1 Select the manual mode of the test mode and set item number 932 see page 12 This set LCD display 2 Adjust with the key adjusted value up or key adjusted value down so that the adjusted value becomes EA This set LCD display 8 5 4 Address 4 Adjusted value 3 Press the 1 key to write the adjusted value 4 Select the manual mode of the test mode and set item number 962 see page 12 This set LCD display 17 MZ R501 R501PC 5 Adjust with the key adjusted value up or key adjusted value dow
57. lay 164 AD xx XX Adjusted value 2 Connect a digital voltmeter to the TP901 VL on the MAIN board and adjust key voltage up or key voltage down so that the voltage becomes 2 30 0 01 V digital voltmeter TP901 VL lt TP910 GND 5 MAIN board 3 When press the key to write the adjusted value LCD dis plays as follows and power supply manual adjustment has com pleted This set LCD display Adjustment and Connection Location MAIN board 5 6 Temperature Correction Adjustment Method of temperature correction 1 Select the manual mode of test mode and set the mode num ber 014 see page 12 This set LCD display 2 Measure the ambient temperature MZ R501 R501PC 3 Adjust with VOL key so that the adjusted value hexadecimal value becomes the ambient temperature Initial value 14h 20 C Adjusting range 80h to 7fh 128 C to 127 C This set LCD display IHxXxxS14 Address 14 Adjusted value 4 Press the key to write the adjusted value 5 7 Laser Power Check Connection laser power meter Optical pick up objective lens digital voltmeter MAIN board 1 TP TP Checking Method 1 Select the manual mode of test mode see page 12 and set the laser power adjusting mode item number 010 This set LCD display 2 Press 4 key continuously until the optical pick up
58. m number increase key 10th Place of item number decrease Medium item switching key Unit Place of item number increase 44 key Unit Place of item number decrease Minor item switching Adjusted value variation key Increases the adjusted value key Decreases the adjusted value Adjusted value write H key When adjusted value is chaged Adjusted value is written When adjusted value is not changed That item is adjusted automatically 5 The display changes shown below each time ENTER key on the set is pressed Address amp Adjusted Value Display This set LCD display 384510 number adjustment value address Jitter Value amp Adjusted Value Display This set LCD display OFEJ1D des item domas adjustment value Jitter value Block Error Value amp Adjusted Value Display This set LCD display r1 LI 1063B1D item ws ps adjustment value block error value ADIP Error Value amp Adjusted Value Display This set LCD display 072810 adjustment value ADIP error value Item Title Display This set LCD display limber item title item number However in the power mode item number 700 only the item 15 displayed 6 Quit the manual mode and press the key to return to the test mode display check mode 4 7 Overall Adjustment Mode Mode to adjust the servo automatically in all items
59. moves to the most inward track 3 Open the cover and set the laser power meter on the objective lens of the optical pick up 4 Press key and set the laser MO read adjustment mode item number 011 This set LCD display 5 Press the key and set the address amp adjusted value display See page 13 This set LCD display HHHSXX Address Adjusted value D Check that the laser power meter reading is 0 81 0 08 mW Check that the voltage both ends TP and TP of resis tor R501 at this time is below 44 mV 19 MZ R501 R501PC 10 12 13 14 15 16 Press B key and set the laser CD read adjustment mode item number 012 This set LCD display Press the key and set the address amp adjusted value display see page 13 This set LCD display Address Adjusted value Check that the laser power meter reading is 0 97 0 10 mW Check that the voltage both ends TP and TP of resis tor R501 at this time is below 44 mV Press the key and set the laser MO write adjustment mode item number 013 This set LCD display Press the key and set the address amp adjusted value display See page 13 This set LCD display 3HHHS Xx Address Adjusted value Check that the laser power meter reading is 4 95 0 50 mW Check that the voltage both ends TP and TP of resis tor R
60. n so that the adjusted value becomes 01 This set LCD display Address 01 Adjusted value 6 Press the key to write the adjusted value 7 Select the manual mode of the test mode and set item number 871 see page 12 This set LCD display 8 Adjust with the key adjusted value up or key adjusted value down so that the adjusted value becomes 20 This set LCD display 1 520 Address 20 Adjusted value 9 Press the key to write the adjusted value 10 Select the manual mode of the test mode and set item number 872 see page 12 This set LCD display 12VSdat 11 Adjust with the key adjusted value up or key adjusted value down so that adjusted value becomes 39 This set LCD display A igxxxS39 ATE 39 Adjusted value 12 Press the key to write the adjusted value 5 5 Power Supply Manual Adjustment Adjustment sequence Adjustment must be done with the following steps 1 VcPWM Duty L adjustment item number 762 2 VcPWM Duty H adjustment item number 763 3 VIPWM Duty adjustment item number 764 18 Setting method of power supply manual adjustment 1 Make sure that the power supply voltage is 2 Setthe test mode see page 11 3 Pressthe 9 or key to activate the overall adjustment mode This set LCD display 4 Press the END SEARCH key END SEARCH key causes
61. nes 1 Optical cable except R501 US E model 1 2 3 4 Design and specifications are subject to change without notice 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 careful not to apply force on the conductor when soldering or unsoldering Notes on chip component replacement Never reuse a disconnected chip component Notice that the minus side of a tantalum capacitor may be damaged by heat CAUTION Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK OR DOTTED LINE WITH MARK ON THE 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 ATTENTION AU COMPOSANT AYANT RAPPORT A LA SECURITE LES COMPOSANTS IDENTIFI S PAR UNE MARQUE SUR LES DIAGRAMMES SCH MATIQUES ET LA LISTE DES PI CES SONT CRITIQUES POUR LA S CURIT DE FONCTIONNEMENT NE REMPLACER CES COMPOSANTS QUE PAR DES PI CES SONY DONT LES NUM ROS SONT DONN S DANS CE MANUEL OU DANS LES SUPPL MENTS PUBLI S PAR SONY MZ R501 R501PC TABLE O
62. nput HALF LOCK SW I 5 MODO 1 when normal position H when locked Powersupply terminal for the analog 28V avs Ground terminal forthe Powersupply terminal or OSC cet 8244 0 O System clock 5 1584 ouput terminal SSS Power supply terminal the builtin D A comeme 0244 _ D A convener owput terminal ulin BVA convener R CH outputteminal 0 8 5 EUN 23 EES 28 33 ASYO 0 Playback EFM duplex signal output terminal OOO E 43 Es Es 8 RFI PDO O Phase comparison ouput for the analog PLL Novused ope LOEO J Playback EFM RF signal input from RF amp IC501 Ground terminal for analog 1 1 1 Internal control voltage input for playback EFM system master PLL Peak hold signal input of light amount signal from amp 1 501 PEAK 3 6 DAVSS Ground terminal for the built in D A converter 3 AVDI Ground terminal for analog 2 4 6 BIAS Bias input for the playback EFM comparison 3 6 1 1 ___ __ Jo Monitor output of A D converter input signal Not used open A D converter the upper limit voltage input fixed at in this set
63. nter of sound skip check each item hex 6 digit address where sound was skipped last hex MZ R501 R501PC Cause of Sound Skip Error ______ Cause of error Description of error Buffer 15 full and sounds were BOvr dumped Record Buffer capacity becomes less and forcible writing occurred Ruy Retry times over 4 quit the sound skip check result display mode and to return to the test mode display check mode press the key 4 11 Key Check Mode This set can check if the set function normally Setting Method of Key Check Mode 1 Setting the test mode see page 11 2 Press the keys activates key check mode At the last two digits AD value of remote commander key line 1s displayed in hexadecimal This set LCD display 3 When each key on the set and on remote commander is pressed its name 18 displayed on the LCD The operated position 18 displayed for 4 seconds after the slide switch 1s operated If any other key is pressed during this display the remote com mander LCD switches to its name display Example1 When key on the set is pressed This set LCD display 15 MZ R501 R501PC 4 When all the keys on the set and on the remote commander are considered as OK the following displays are shown for 4 sec onds Examplel When the keys on set are considered This set LCD display 5 When all keys were checked or if the upper pan
64. pi ce portant le num ro sp cifi When indicating parts by reference number please include the board Description CERAMIC CHIP TANTAL CHIP TANTALUM CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP TANTAL CHIP MICA CHIP CERAMIC CHIP ELECT CHIP CERAMIC CHIP TANTAL CHIP TANTAL CHIP TANTAL CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP TANTAL CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP TANTALUM CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP 4 7uF 10uF 10uF 100PF 0 033uF 0 01uF 0 0033uF 0 0033uF 0 0022uF 0 0015uF 0 0033uF 0 022uF 0 1uF 10PF 10PF 0 1uF 0 0033uF 10PF 1uF 0 033uF 0 033uF 0 047uF 0 1uF 47uF 100PF 100PF 47uF 100PF 10uF 10uF 10uF 0 1uF 0 1uF 0 1uF 0 1uF 0 1uF 10uF 0 01uF 100PF 0 01uF 10uF 0 1uF 0 033uF 0 033uF 0 033uF 1090 2090 2090 5 10 10 10 10 10 10 10 10 10 0 5PF 0 5PF 1090 1090 0 5PF 1090 1090 1090 1090 1090 2090 5 5 20 5 20 20 20 10 10 10 10 10 20 10 5 10 20 10 10 10 10 Remark 6 3V 6 3V 6 3V 50 10V 16V 16V 16V 50V 50V 16V 16V 10V 50V 50V 10V 16V 50V 6 3V
65. play mode 3 To reset the error display code press the key 2 times when the code is displayed except All the data on the 1 N N1 and N2 will be reset 14 4 10 Sound Skip Check Result Display Mode This set can display the count of errors that occurred during the recording playing for checking Setting method of sound skip check result display mode 1 Set the test mode see page 11 Press key B keys and the playing or recording sound skip result display mode becomes active respectively where the LCD displays the following This set LCD display the Total count record system errors hex Total count of play system errors hex 3 When the key is pressed total error count is displayed on the LCD and each time the PPI key is pressed the display item moves down by one as shown below Also if the 4 key is pressed the display item moves up by one then if the keys is pressed the display in the record mode appears When the gt keys is pressed total error count is displayed on the LCD and each time the PP key is pressed the display item moves down by one as shown below Also if the 14 key is pressed the display item moves up by one then if key is pressed the display in the play mode appears Playing sound skip Recording sound skip result display result display PXXRXX Total play record errors hex Xx Cou
66. stment MO write tracking gain adjustment d Setting ATRAC mode This mode is provided to set the mode of ATRAC to TYPE R high tone quality mode 1 Low reflective CD tracking error offset adjustment MO normal speed read TWPP offset adjustment MO tracking error offset adjustment 20 sec full recording 22 5 9 Mode Settings CD overall and MO overall adjustments are made the fol lowing two modes should be set in the manual mode Setting the auto time stamp mode This mode 18 provided so that the auto time stamp function that delimits tracks at given intervals can be turned on off in the menu mode CD TWPP gain adjustment 1 Select the manual mode of test mode and set item number 062 see page 12 This set LCD display Adjust with the key adjusted value up or key adjusted value down so that the adjusted value becomes S30 This set LCD display 62XXxXS30 Press the key Check method of auto time stamp mode Turn the power off and then on Insert a disc and press key and key at the same time Verify that REC is flashing on the LCD display and then push the key This set LCD display Press the PP key five times This set LCD display ava m AT REC DIDDTIi1meMK Press the key Verify that each time the gt P key is pressed the LCD dis play changes as follows Smin 10min 15min off Verify that
67. tage control signal output to the power control IC901 PWM signal output for the system power supply voltage control to the power control ra 51 8 pply 8 1 1 1 1 1 1 1 SSB DATA 1 SSB CLK MCUVSSO VREC E E NUM ae NM ae ae SPDL AUX PWM XPD ADAAUX 18 PWM signal output for the spindle support to the motor driver IC701 Not used open Not used open 2 111 113 118 119 139 140 141 142 143 144 145 147 148 149 150 151 152 153 154 155 158 159 160 161 162 164 165 167 168 MZ R501 R501PC CLK SEL System clock select signal output to power control 1 901 Open close detection switch S806 of the upper panel input terminal A D input 170 OPEN CLOSE SW 1 when upper panel close Ui Como signal output to the ground GND changeover swich 172 SETCODEO 0O Input terminal for the set fixed at this set 173 174 SETCODEI 2 O 175 SETCODE3 10 Input terminal for the set fixed at L in this set Ue Mivbbi Power supply terminal or the microcomputer UF block 6239 _ MESS Ground terminal for the microcomputer Us OUT SEL 0 HPLINE changeover signal output Not used open 17 17 Serial data input from the nonvolatile memory IC804 and liquid crystal display 1 500
68. to liquid crystal display element LCD STB Strobe signal output to the liquid crystal display element LCD RST Reset control signal output to liquid crystal display element Not used open REC LED LED ON OFF control signal output for REC display Not used open LD ON ON OFF control signal output terminal of laser diode Not used open TSB SLV CHK TSB slave detection signal input terminal 211 212 K TAI SW Not used open MCUVSSI Ground terminal microcomputer block CLV SW CAV CLV changeover control signal output Not used open XOPT CTL Power supply ON OFF control signal output for DIN PD drive CS RTC Chip select signal output to clock IC Not used open OFTRK Off track signal input from RF amp 1 501 MUTE Analog muting control signal output muting XCS NV Chip select signal output to EEPROM 1 804 XRST MTR DRV Reset control signal output to motor driver 1 701 XRF RST Reset control signal output to amp 1 501 MCUVDD3 Power supply terminal for the microcomputer block 1 5 V 28 6 7 9 80 91 94 95 96 87 0 1 2 3 2 3 4 5 6 7 8 9 10 13 14 15 16 17 18 19 0 1 2 SYNCHRO REC switch input terminal L OFF Not used open 229 SYNCLEVEL Notused open Detection input terminal of record check claw from protect det
69. ues following the Change of Adjusted Values immediately after the NV was reset See page 17 MZ R501 R501PC SECTION 2 instruction manual Looking at the controls See pages in for more details The recorder B button 11 13 17 25 VOL buttons 13 26 button 11 13 27 D H button 11 13 20 26 29 HOLD switch at the 9 25 144 4 buttons 16 23 26 I 1 search AMS buttons 11 13 26 29 MENU ENTER button 16 23 26 OPEN switch 9 1 Display window 18 23 END SEARCH button 11 26 T MARK button 28 REC record button 11 17 Q headphones jack 9 25 Battery compartment at 8 IN LINE IN OPTICAD jack 10 16 DC IN jack 10 31 2 The disphy window MONO monaural indication LP mode indication 17 Disc indication Shows that the disc is rotating for recording playing or editing an MD D Mega bass indication 24 E REC indication Lights up while recording When flashing the recorder is in record standby mode SYNC synchro recording indication 18 Level meter 21 Shows the volume of the MD being played or recorded H REC REMAIN REMAIN remaining time tracks indication 21 24 Lights up along with the remaining time of the track the remaining time of the MD or the remaining number of tracks Battery indication 9 Shows
70. utputterminal for the extemal D RAM open _ DRAMVSSI Ground terminal for the external D RAM Output terminal for the external D RAM Not used open TSB MST VDD Power supply terminal 5 master communication 2 8 DRAMVDDI Power supply terminal for the external D RAM 2 4 V RMC DTCK TSB serial data input output with the remote commander attached headphone TSB SLV VDD Power supply terminal to TSB slave communication 2 3 TSB SLVI TSB slave signal input from the remote commander attached headphone fixed at 1 7 TSB slave signal output from the remote commander attached headphone TSB SLVO Not used open RER NM NOM ue NM ua uw Ts e xst Reset input terminal for TAG Notused tope NM Las i9 _ 15 vous _ NUM aa 156157 Eu Eu Es Power supply terminal or the microcomputer UF bloc 23 _ rs JTAGVDD MIFVSSO Ground terminal for the microcomputer I F block 156 157 TESTI TESTO Input terminal the main test normally fixed at L EVA EVA FLASH chip discrimination terminal L FLASH chip H EVA chip OPR LED Not used open SSB serial clock output to RF amp 1 501 Ground terminal for the microcomputer block EON Over write head control spare terminal Not used open PWM for the laser automatic power supply vol
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