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Sony MZ-N505 manuel d'utilisation

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Tout d'abord, le manuel d’utilisation Sony MZ-N505 devrait contenir:
- informations sur les caractéristiques techniques du dispositif Sony MZ-N505
- nom du fabricant et année de fabrication Sony MZ-N505
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- signes de sécurité et attestations confirmant la conformité avec les normes pertinentes

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Tout d'abord, il contient la réponse sur la structure, les possibilités du dispositif Sony MZ-N505, l'utilisation de divers accessoires et une gamme d'informations pour profiter pleinement de toutes les fonctionnalités et commodités.

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Table des matières du manuel d’utilisation

  • Page 1

    SERVICE MANUAL POR T ABLE MINIDISC RECORDER US Model Canadian Model AEP Model UK Model SPECIFICA TIONS MZ-N505 US and f oreign patents licensed from Dolby Laboratories. – Continued on ne xt page – Model Name Using Similar Mechanism MZ-N707 Mechanism T ype MT -MZN707-177 Optical Pick-up Name LCX-5R V er 1.0 2002. 01 9-873-459-01 Sony Corporation[...]

  • Page 2

    2 MZ-N505 General P ower requirements Sony A C Power Adaptor (suppl ie d) con nect ed at the DC IN 3 V jack (country model in parentheses) : 120 V AC, 60 Hz (USA, Canada) 230 V A C, 50 /60 Hz ( Continent al Europe ) 230 - 240 V A C, 50 Hz (UK) Nickel Cadmium recha rgeable bat tery NC- WMAA (sup plied) LR6 (size AA) alka lin e battery (not su pplied[...]

  • Page 3

    3 MZ-N505 T ABLE OF CONTENTS 1. SER VICING NO TES ............................................... 4 2. GENERAL ................................................................... 5 3. DISASSEMBL Y 3-1. Disassembly Flow ........................................................... 6 3-2. Case (Lower) ...................................................[...]

  • Page 4

    4 MZ-N505 NO TES ON HANDLING THE OPTICAL PICK-UP BLOCK OR B ASE UNIT The laser diode in the optical pick-up block may suf fer electro- static break-do wn 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 pr[...]

  • Page 5

    5 MZ-N505 SECTION 2 GENERAL This section is e xtracted from instruction manual. 10 Lookingat the contr ols The recorder A OPEN button B END SEARCH button C X (pause ) button D DC IN 3V jack E V OL +/– b utton The VOL + button has a tacti le dot . F N (play) button The N button has a tact ile dot. . / > (search/ AMS) button x (sto p)/C HARG E b[...]

  • Page 6

    6 MZ-N505 SECTION 3 DISASSEMBL Y • This set can be disassembled in the order sho wn below . 3-1. DISASSEMBL Y FLO W 3-2. CASE (LOWER) (P age 7) 3-3. CASE (UPPER) SECTION (P age 7) 3-4. LCD MODULE, CASE (UPPER) SUB ASSY (P age 8) 3-5. MECHANISM DECK (MT -MZN707-177) (P age 8) 3-6. SET CHASSIS (5188) ASSY (P age 9) 3-7. MAIN BOARD (P age 9) 3-8. OP[...]

  • Page 7

    7 MZ-N505 Note: Follo w the disassembly procedure in the numerical order given. 3-2. CASE (LO WER) 3-3. CASE (UPPER) SECTION 1 two screws (M1.4) 1 two screws (M1.4) 2 Remov e the case (lower) in the direction of the arrow . 6 case (upper) section 1 flexib le board (CN801) 3 two screws (M1.4) 5 boss 4 torsion spring (pop up-L) case (upper) torsion s[...]

  • Page 8

    8 MZ-N505 3-4. LCD MODULE, CASE (UPPER) SUB ASSY 1 four scre ws (1.7 × 2.5) 3 button (control) 4 case (upper) sub assy knob (hold) 2 LCD module switch Note: On installation, adjust the position of both switch and knob (hold). 3-5. MECHANISM DECK (MT -MZN707-177) 3 step screw (MD) 6 mechanism deck (MT-MZN707-177) 5 flexible board (optical pick-up) [...]

  • Page 9

    9 MZ-N505 3-6. SET CHASSIS (5188) ASSY 3-7. MAIN BO ARD 2 two screws (1.7 × 2.5) 3 set chassis (5188) ass y 1 four scre ws (M1.4 × 2) 3 battery case 4 main board 2 battery ter minal (–) 1 battery ter minal board (+)[...]

  • Page 10

    10 MZ-N505 3-8. OP SER VICE ASSY (LCX-5R) 4 rack spring 3 screw (M1.4) 1 washer (0.8-2.5) 2 gear (SA) 5 screw (M1.4) 6 thrust detent spring 8 Pull off lead screw. 7 over write head section OP service assy (LCX-5R) 9 Opening the over write head toward the direction A , remove the OP service assy (LCX-5R) toward the direction B . A B Note: Do not ope[...]

  • Page 11

    11 MZ-N505 3-9. HOLDER ASSY 3-10. DC MO T OR (SLED) (M602) 4 holder ass y 3 boss 3 boss 1 convex portion 2 Open the holder assy 2 washer (0.8-2.5) 5 DC motor (sled) (M602) 4 two screws (M1.4) 3 gear (SA) 1 Remove six solders of the motor flexible board.[...]

  • Page 12

    12 MZ-N505 3-11. DC SSM18B MO T OR (SPINDLE) (M601), DC MO T OR (O VER WRITE HEAD UP/DO WN) (M603) 9 DC SSM18B motor (spindle) (M601) 8 three tapping screws 2 tapping screw 3 motor cover 6 gear (HA) 4 gear (HB) 5 gear (HC) DC motor (over write head up/down) (M603) 3.15 mm gear (HA) Note: Press-fit the gear (HA) up to the position of the DC motor (o[...]

  • Page 13

    13 MZ-N505 OPERA TION IN SETTING THE TEST MODE • When the test mode becomes activ e, first the display check mode is selected. • Other mode can be selected from the display check mode. • When the test mode is set, the LCD repeats the following dis- play . Set LCD display • When the X key is pr essed and hold down, the display at that time i[...]

  • Page 14

    14 MZ-N505 CONFIGURA TION OF TEST MODE MANU AL MODE Mode to adjust or check the operation of the set by function. Normally , the adjustment in this mode is not executed. Ho wev er, the Manual mode is used to clear the memor y , power supply adjustment, and laser po wer check before performing automatic adjustments in the Ov erall Adjustment mode. ?[...]

  • Page 15

    15 MZ-N505 5 . The display changes a shown belo w each time the [MENU/ENTER] key . Howe ver in the po wer mode (item number 700 ’ s), only the item is displayed. 6. Quit the manual mode, and press the x ke y to return to the test mode (display check mode). O VERALL ADJUSTMENT MODE Mode to adjust the servo automatically in all items. Normally , au[...]

  • Page 16

    16 MZ-N505 • Description of Indication History Histor y code number Description 1 The first error N The last error N1 One error before the last. N2 T wo errors before the last. R_ T otal recording time RESET THE ERROR DISPLA Y CODE After servicing, reset the error display code. • Setting Method of Reset The Error Display Code 1. Set the test mo[...]

  • Page 17

    17 MZ-N505 SOUND SKIP CHECK RESUL T DISPLA Y MODE This set can display the count of errors that occurred during the recording/playing for checking. • Setting Method of Sound Skip Check Result Displa y Mode 1. Set the test mode (see page 13). 2. Press the N ke y or N and [T MARK/REC] k eys, and the playing or recording sound skip result display mo[...]

  • Page 18

    18 MZ-N505 4. When all the ke ys on the set and on the remote commander are considered as OK, the follo wing displays are shown for 4 sec- onds. Example1: W hen the keys on the set are considered as OK: Example2: W hen the keys on the remote commander are con- sidered as OK: 5. When all keys were checked or if the upper panel is opened, the key che[...]

  • Page 19

    19 MZ-N505 SECTION 5 ELECTRICAL ADJUSTMENTS OUTLINE • In this set, automatic adjustment of CD and MO can be per- formed by entering the test mode. Howe ver , before starting automatic adjustment, the memory clear , po wer supply adjustment, and laser po wer check m ust be performed in the manual mode. • A key ha ving no particular description i[...]

  • Page 20

    20 MZ-N505 • Change of NV Adjusted V alues (ver sion 1.100) Caution: Change the NV adjustment v alues according to the mi- crocomputer version. In this set, some adjusted values w ere set in the manual mode at the shipment, b ut these will be cleared when the NV is reset. Therefore, modify the NV adjusted v alues through the following procedure i[...]

  • Page 21

    21 MZ-N505 23) Adjust with the [VOL +] key (adjusted v alue up) or [VOL - - ] key (adjusted v alue down) so tha t the adjusted v alue becomes 5B. 24) Press the X key to write the adjusted v alue. 25) Select manual mode of the test mode, and set item number 777 (see page 14). 26) Adjust with the [VOL +] key (adjusted v alue up) or [VOL - - ] key (ad[...]

  • Page 22

    22 MZ-N505 PO WER SUPPL Y MANU AL ADJUSTMENT • Adjustment Sequence Adjustment must be done with the follo wing steps. 1. Vc PWM Duty (L) adjustment (item number: 762) r 2. Vc PWM Duty (H) adjustment (item number: 763) r 3. Vl PWM Duty (L) adjustment (item number: 764) r 4. Vl PWM Duty (H) adjustment (item number: 765) r 5. Vrec PWM Duty (L) adjus[...]

  • Page 23

    23 MZ-N505 2. Press the X ke y to write the adjusted value. Adjustment and Connection Location: MAIN board (See page 25) • Adjustment Method of Vl PWM Duty (L) (item number: 764) 1. Connect a digital voltmeter to the AP913 (VLO) on the MAIN board, and adjust [VOL +] key (v oltage up) or [VOL - - ] key (voltage do wn) so that the voltage becomes 2[...]

  • Page 24

    24 MZ-N505 011 ###S** Set LCD displa y ### : Address ** : Adjusted value 012 ###S** Set LCD display ### : Address ** : Adjusted value 013 ###S** Set LCD display ### : Address ** : Adjusted value LASER PO WER CHECK • Connection • Checking Method 1. Select the manual mode of test mode (see page 14), and set the laser power adjusting mode (item nu[...]

  • Page 25

    25 MZ-N505 C914 C513 C527 C514 C523 C910 C909 C915 C917 R946 C912 R920 R615 R906 R626 R604 R605 C506 C507 R505 R517 C504 C530 R916 R921 R948 R908 R907 C924 C928 R927 C515 C516 R911 R624 859 C824 C805 R861 R804 R836 C639 R621 R606 R622 R608 C607 C633 R620 C613 C614 R612 C629 C621 R614 R613 C619 C616 C618 R826 C804 R852 R864 R810 C826 C838 R801 C802 [...]

  • Page 26

    26 MZ-N505 O VERALL ADJUSTMENT MODE • Configuration of Overall Adjustment Mode • Overall adjustment mode (title display) : (Disc mark) At end of power supply adjustment: Outside lit At end of electrical offset adj.: Inside lit ** : Left side = MO over all adjustment information F * : MO ov erall adjustment completed 1 * : Manual adjustment e xi[...]

  • Page 27

    27 MZ-N505 • CD and MO Overall Adjustment Items 1. CD overall adjustment items Item No. Description 312 313 CD electrical offset adjustment 314 321 CD tracking error gain adjustment 328 CD TWPP gain adjustment 324 CD tracking error offset adjustment 332 336 CD ABCD gain adjustment 344 CD focus gain adjustment 345 CD tracking gain adjustment 521 C[...]

  • Page 28

    28 MZ-N505 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 14). 2. Press the X key . 3. Press the x key to return to the test mode (display check mode). 043 Res** Set LCD display 043 ResClr Resume clear complete 043 ##[...]

  • Page 29

    29 MZ-N505 REWRITING THE P A TCH D A T A A T REPLACEMENT OF MAIN BO ARD OR NONV OLA TILE MEMOR Y (IC804) This set requires the patch data in the non volatile memory (IC804) to be re written using the application, when the MAIN board o r non volatile memory (IC804) was r e placed. Caution: The application that meets the microcomputer v ersion in thi[...]

  • Page 30

    30 MZ-N505 5. Confirm that the model and version indicated on the title bar coincide with the codes displayed in the De vice Name block and the V ersion block in the window . 6. Click the [Write + V erify] button. The patch data writing and the verify processing will be executed automaticall y in the following order: 1) Writing to patch area (front[...]

  • Page 31

    MZ-N505 31 31 8. Click the [Usb Disconnect] button. 9. Confirm that the windo w becomes as shown belo w where the [Write + V erify] button and [Read] button are inacti ve. 10. Disconnect the USB cable from the personal computer and the set.[...]

  • Page 32

    MZ-N505 32 32 SECTION 6 DIA GRAMS 6-1. BLOCK DIA GRAM – SER V O/USB Section – 33 29 28 41 42 1 44 21 31 25 43 24 23 4 8 9 10 11 12 14 5 6 13 7 18 19 JX JY JX IX IY IY IX JX JY A B C D MON IX A B CD OPTICAL PICK-UP BLOCK (LCX-5R) HR601 OVER WRITE HEAD S0 S1 D D-C PD-NI PD-O C B A VREF A-C JY JX IX IY RF AMP, FOCUS/ TRACKING ERROR AMP TPP/WPP APC[...]

  • Page 33

    MZ-N505 33 33 6-2. BLOCK DIA GRAM – A UDIO Section – VC B+ F801 F RMC KEY RVDD DTCK KEY -R RGND (LINE IN JACK) OPTICAL RECEIVER J302 i J301 LINE IN (OPTICAL) • SIGNAL PATH : PLAYBACK : REC (ANALOG IN) : REC (DIGITAL IN) 2 24 4 23 22 21 15 17 49 69 93 XHP STBY 37 58 36 198 151 197 45 46 47 1 71 2 3 4 B+ SWITCH Q302 VIF B+ MUTING HP/LINE SWITCH[...]

  • Page 34

    MZ-N505 34 34 6-3. BLOCK DIA GRAM – DISPLA Y/KEY CONTR OL/POWER SUPPL Y Section – 7 4 56 52 54 55 1 2 3 5 116 211 64 89 88 85 113 114 115 10 49 24 25 39 44 38 42 40 41 35 22 23 26 46 47 50 28 32 34 11 14 10 15 22 16 19 20 51 54 55 21 8 9 26 49 47 46 45 43 44 56 50 48 33 36 45 18 19 16 12 11 9 27 53 + – 30 31 104 29 107 90 91 112 66 186 82 109[...]

  • Page 35

    MZ-N505 35 35 Note on Schematic Diagram: • All capacitors are in µ F unless otherwise noted. pF: µµ F 50 WV or less are not indicated except f or electrolytics and tantalums. • All resistors are in Ω and 1 / 4 W or less unless otherwise specified. • % : indicates tolerance. • C : panel designation. • A : B+ Line. • T otal current i[...]

  • Page 36

    MZ-N505 36 36 6-5. PRINTED WIRING BO ARD – MAIN Board (Component Side) – :Uses unleaded solder . • Semiconductor Location Ref. No. Location D601 I-7 D603 I-5 D607 I-3 D803 G-3 D804 H-2 D904 H-5 IC551 D-5 IC604 H-5 IC804 D-4 Q302 D-9 Q501 F-7 Q601 I-6 Q603 H-3 Q608 I-5 R317 R320 R302 C803 R853 L902 L901 L601 R936 R914 C913 R603 R602 C605 R915 [...]

  • Page 37

    MZ-N505 37 37 D101 G-4 D201 H-3 D301 G-2 D602 I-4 D606 H-10 D608 I-10 D701 D-4 D703 D-5 D901 H-5 D902 G-4 D903 H-5 IC301 E-5 IC302 G-3 IC501 F-6 IC601 H-9 IC702 D-5 IC801 F-9 IC901 H-5 IC902 G-4 Q301 G-4 Q602 H-7 Q604 I-10 Q605 I-10 Q701 D-4 Q703 D-4 Q704 D-5 Q705 E-6 Q706 D-5 Q801 G-9 Q901 G-5 Q902 G-5 Q903 G-4 Q904 H-6 6-6. PRINTED WIRING BO ARD [...]

  • Page 38

    MZ-N505 38 38 (Page 40) (Page 39) 6-7. SCHEMA TIC DIA GRAM – MAIN Boar d (1/4) – • See page 42 for Wavef orms. • See page 43 f or IC Block Diagrams. (Page 41) The components identified by mark 0 or dotted line with mark 0 are critical for saf ety . Replace only with par t number specified. Les composants identifi é s par une marque 0 sont [...]

  • Page 39

    MZ-N505 39 39 6-8. SCHEMA TIC DIA GRAM – MAIN Boar d (2/4) – • See page 42 for W aveform. • See page 43 for IC Bloc k Diagrams. (Page 38) (Page 40) R905 C922 C906 C921 C908 C905 R903 R902 R941 D903 L904 C903 L902 R909 R910 D901 C914 R920 R911 C512 C919 C920 D902 L905 C561 R922 C521 C522 C551 C918 R914 R906 R917 R936 C926 C910 C907 R924 R923[...]

  • Page 40

    MZ-N505 40 40 L802 R 8 4 4 R 8 4 6 R 8 4 5 C841 C820 C819 C840 C801 C834 D804 R839 R815 R816 R831 FB802 FB803 FB804 FB806 C833 C 8 3 2 X 8 0 2 S L 8 0 1 C806 C821 C822 C808 C809 C 8 2 8 C 8 2 9 C 8 1 0 C 8 1 1 C 8 1 2 C 8 1 3 R 8 0 8 R 8 0 9 R 8 1 4 R823 C 8 1 6 R 8 2 2 R825 R858 R857 R824 C817 C 8 1 5 C814 R 8 1 7 R859 C824 R833 R805 R860 R804 C80[...]

  • Page 41

    MZ-N505 41 41 C203 C202 C103 C102 C826 L301 C306 C305 R304 R305 C308 R211 R111 R212 R112 C211 C111 C340 C321 R302 C330 R307 R317 R830 IC804 R849 R850 R851 FB805 R810 R863 R855 R853 R309 C312 C334 C206 C106 D301 C336 IC302 R105 R205 C204 C205 R206 C105 R106 C104 C201 R203 R103 R101 C314 R320 R303 R207 R107 R104 R204 R315 R306 C110 C210 R318 C325 C32[...]

  • Page 42

    MZ-N505 42 42 100 mVp-p 1 Vp-p • W avef orms 1 IC501 1 (TE) 200 mVp-p 4 IC501 rs (FE) 6 IC601 4 (CLK) 1 Vp-p 5.67 ns 720 mVp-p 10 µ s 5 IC702 5 (EXT) (USB mode) 7 IC901 th (CLK) 8 IC801 <zc, (UOSCO) (USB mode) 1.9 Vp-p 20.8 ns 1 Vp-p 5.67 ns 9 IC801 <zbz (OSCO) 3 Vp-p 22.1 ns 3 IC501 ed (RF OUT) 200 mVp-p 0 IC801 <znc (RFI) qa IC801 <[...]

  • Page 43

    43 MZ-N505 • IC Block Dia grams IC301 AK5354VT -E2 8 7 6 5 ADC CONTROL REGISTER I/F AUDIO I/F CONTROLLER HPF CLOCK DIVIDER VD VA AGND VCOM 1 2 3 4 LIN1 LIN2 RIN1 RIN2 16 PDN 15 CSN 14 CCLK 13 CDTI 11 MCLK 10 BCLK 9 SDTO 12 LRCK IPGA IC302 T A2131FL (EL) V REF MT SW BST SW BEEP 19 20 21 22 23 24 18 17 16 15 14 13 PW SW 12 11 10 8 7 BST1 9 BST2 6 5[...]

  • Page 44

    44 MZ-N505 IC501 SN761057A 1 TE REXT Wpp LPF VREF C D D-C Iy Ix Jx Jy A A-C B ADIP-IN FE ABCD OFC-C1 OFC-C2 PS LP EQ AGND RF CCSL2 VC RESET SCK SBUS VREF075 PEAK BOTM DGND OFTRK S-MON TON-C CIG CDN ADFG DVDD PD-NI PD-I PD-O 43 44 TWpp PK/BTM Aw CSLO VREF075 A-C D-C Malfa Mij AwBPF Dw DwBPF 42 39 AVCC 38 37 36 35 34 31 30 29 28 27 26 25 24 23 40 41 [...]

  • Page 45

    45 MZ-N505 IC551 SC111258FCR2 VC VG VC 43 48 47 44 45 46 49 50 51 52 53 54 55 56 1 2 3 4 5 42 41 39 37 38 40 6 35 34 33 36 31 30 29 32 8 9 10 7 12 13 14 15 11 26 27 28 24 23 22 21 20 25 17 16 18 19 UI2 OE CPWO2 PWM2 CPUO2 CPVO2 GND1 VC VG CPWO1 CPVO1 CPUO1 PWM1 UI1 VI1 WI1 PGNDW1 WO1 VMVW1 VO1 UO1 VMU1 VMR1 PGNDUV1 PGND1 FO1 VMF1 RO1 FI1 COM2 RI2 F[...]

  • Page 46

    46 MZ-N505 IC601 XPC18A22AFCR2 IC702 XC6367A361MR 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 54 55 56 1 53 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 24 23 25 26 27 28 VB BATM CHGSW RS INP2 INM2 RF2 DCIN CHGMON SVREF GAIN CHG DREG GND SW RECON OE CLK RI FI EFM VIO VC V RECO1 LI1 PGND1 PGND1 LI1 VRECO2 VREC D[...]

  • Page 47

    47 MZ-N505 IC901 XPC18A32FCR2 42 41 40 39 38 36 35 34 33 32 31 30 29 37 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 56 55 54 53 52 51 50 49 48 47 46 45 44 43 + – + – CLK SLEEP FFCLR VAIFON CLKSEL GND VB VREF RSTREF CRST XRST VC2 VD NC P GND2 P GND2 L2 VL VLO VL GND VRMC VSTB XWK4 XWK3 XWK2 XWK1 VLON L1 RF1 INM1 DT[...]

  • Page 48

    48 MZ-N505 6-11. IC PIN FUNCTION DESCRIPTION • IC501 SN761057A (RF AMP, FOCUS/TRACKING ERROR AMP) Pin No. Pin Name I/O Description 1 TE O Tracking error signal output to the system controller 2 REXT — Connect terminal to the external resistor for the ADIP amplifier control 3 WPP-LPF — Connect terminal to the external capacitor for the TPP/WPP[...]

  • Page 49

    49 MZ-N505 • IC801 CXD2677-202GA (SYSTEM CONTROLLER, DIGITAL SIGNAL PROCESSOR, 16M BIT D-RAM) Pin No. Pin Name I/O Description 1 NC O Load address strobe signal output terminal for D-RAM Not used 2 NC I Test input terminal for D-RAM Not used 3 to 7 NC O Address signal output terminal for D-RAM Not used 8, 9 NC I/O Two-way data bus terminal for D-[...]

  • Page 50

    50 MZ-N505 Pin No. Pin Name I/O Description 56 KDI I Data input terminal Not used 57 TRST I Input terminal for the test mode set (normally fixed at “ L ” ) 58 XOPT CTL O Power supply ON/OFF control signal output for the DIN PD drive 59 VG CTL O VG power supply voltage control signal output terminal Not used 60 AOUT SEL O HP/LINE changeover sign[...]

  • Page 51

    51 MZ-N505 Pin No. Pin Name I/O Description 103 XMUTE O Analog muting control signal output terminal “ L ” : muting ON Not used 104 XRST I System reset signal input from the power control “ L ” : reset 105 STAND DET I Charging stand detection signal input terminal Not used 106 VB MON I Voltage monitor input terminal (A/D input) of the UNREG[...]

  • Page 52

    52 MZ-N505 Pin No. Pin Name I/O Description 152 VSIOSC — Ground terminal (for the OSC cell) 153 DAVDD — Power supply terminal (for the built-in D/A converter) (+2.4V) 154 VREFL I Reference voltage input terminal (for the built-in D/A converter L-CH) 155 AOUTL O Built-in D/A converter (L-CH) output terminal 156 AOUTR O Built-in D/A converter (R-[...]

  • Page 53

    53 MZ-N505 Pin No. Pin Name I/O Description 199 NC I Ground terminal Clock signal input from the external VCO Not used 200 DVSS3 — Ground terminal (for the DSP block) 201 DVDD3 — Power supply terminal (for the DSP block) (+1.5V) 202 ADFG I ADIP duplex FM signal (20.05 ± 1kHz) input from the RF amplifier 203 NC O Filter cut off control signal o[...]

  • Page 54

    54 MZ-N505 Pin No. Pin Name I/O Description 246 EVA I EVA/FLASH chip discrimination input terminal “ L ” : FLASH chip, “ H ” : EVA chip (fixed at “ L ” in this set) 247 FLASHVDD — Power supply terminal (for the built-in flash memory) (+2.4V) 248 FLASHVSS — Ground terminal (for the built-in flash memory) 249 to 256 NC — Not used[...]

  • Page 55

    55 MZ-N505 7-1. CASE SECTION SECTION 7 EXPLODED VIEWS • Items marked “*” are not stocked since they are seldom required for routine service. Some delay should be anticipated when ordering these items. • The mechanical parts with no reference num- ber in the exploded vie ws are not supplied. • Accessor ies are gi ven in the last of the ele[...]

  • Page 56

    56 MZ-N505 7-2. CHASSIS SECTION Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 51 3-237-072-01 SCREW (MD), STEP 52 3-238-127-01 SPACER (HOLDER) 53 X-3381-385-1 CHASSIS (5188) ASSY , SET 54 3-237-083-01 SPRING (POP UP-R), TORSION 55 3-237-075-01 SPRING (POP UP-L), TORSION 57 3-318-382-91 SCREW (1.7X2.5), T APPING 58 3-237-[...]

  • Page 57

    57 MZ-N505 7-3. MAIN BO ARD SECTION Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 101 3-237-079-01 CASE, BA TTERY (for BLUE, GOLD, SIL VER) 101 3-237-079-11 CASE, BA TTERY (for YELLOW) 102 3-237-073-01 TERMINAL BOARD (+), BA TTERY 103 3-237-074-01 TERMINAL (–), BA TTERY * 104 X-3381-934-1 MAIN BOARD, COMPLETE (EXCEPT U[...]

  • Page 58

    58 MZ-N505 7-4. MECHANISM DECK SECTION-1 (MT -MZN707-177) The components identified by mark 0 or dotted line with mark 0 are critical for safety . Replace only with part num- ber specified. Les composants identifiés par une marque 0 sont critiques pour la sécurité. Ne les remplacer que par une pièce portant le numéro spécif ié. Ref. No. Part[...]

  • Page 59

    59 MZ-N505 7-5. MECHANISM DECK SECTION-2 (MT -MZN707-177) Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 351 3-225-278-11 SCREW , T APPING 352 3-235-838-01 COVER, MOTOR 353 3-235-836-01 GEAR (HB) 354 3-222-544-01 GEAR (HA) 355 3-235-835-01 GEAR (HC) 356 3-235-834-01 CHASSIS 357 3-235-830-01 PLA TE, RA TCHET 358 X-3379-529[...]

  • Page 60

    60 MZ-N505 SECTION 8 ELECTRICAL P ARTS LIST MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark NO TE: • Due to standardization, replacements in the parts list may be different from the parts speci- fied in the diagrams or the components used on the set. • -XX and -X mean standardiz ed parts, so they may hav e some di[...]

  • Page 61

    Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 61 MZ-N505 C604 1-164-943-11 CERAMIC CHIP 0.01uF 10% 16V C605 1-164-937-11 CERAMIC CHIP 0.001uF 10% 50V C606 1-164-874-11 CERAMIC CHIP 100PF 5% 50V C607 1-164-874-11 CERAMIC CHIP 100PF 5% 50V C608 1-125-777-11 CERAMIC CHIP 0.1uF 10% 10V C609 1-131-862-11 T ANT ALUM CHIP 47uF [...]

  • Page 62

    Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 62 MZ-N505 MAIN @ Replacement of CXD2677-202GA (IC801) used in this set requires a special tool. D901 8-719-081-33 DIODE MA2YD1500LS0 D902 8-719-081-33 DIODE MA2YD1500LS0 D903 8-719-420-51 DIODE MA729-TX D904 8-719-404-50 DIODE MA111-TX < FUSE > 0 F801 1-576-439-21 FUSE[...]

  • Page 63

    Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 63 MZ-N505 R315 1-218-965-11 RES-CHIP 10K 5% 1/16W R316 1-218-977-11 RES-CHIP 100K 5% 1/16W R317 1-218-941-11 RES-CHIP 100 5% 1/16W R318 1-218-953-11 RES-CHIP 1K 5% 1/16W R320 1-218-965-11 RES-CHIP 10K 5% 1/16W R501 1-218-973-11 RES-CHIP 47K 5% 1/16W R502 1-218-981-11 RES-CHI[...]

  • Page 64

    Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 64 MZ-N505 R908 1-218-977-11 RES-CHIP 100K 5% 1/16W R909 1-218-965-11 RES-CHIP 10K 5% 1/16W R910 1-218-965-11 RES-CHIP 10K 5% 1/16W R911 1-218-949-11 RES-CHIP 470 5% 1/16W R914 1-218-941-11 RES-CHIP 100 5% 1/16W R915 1-208-691-11 MET AL CHIP 2.2K 0.5% 1/16W R916 1-218-981-11 [...]

  • Page 65

    MZ-N505 65 MEMO[...]

  • Page 66

    MZ-N505 REVISION HIST OR Y Clicking the ver sion allows you to jump to the re vised page. Also, clicking the v ersion at the upper right on the re vised page allows you to jump to the ne xt revised page. V er . Date Description of Revision 1.0 2002.01 Ne w[...]