Instruction/ maintenance manual of the product MZ-N707 Sony
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SERVICE MANUAL POR T ABLE MINIDISC RECORDER US Model Canadian Model AEP Model UK Model SPECIFICA TIONS MZ-N707 US and f oreign patents licensed from Dolby Laboratories. – Continued on ne xt page – Model Name Using Similar Mechanism NEW Mechanism T ype MT -MZN707-177 Optical Pick-up Name LCX-5R V er 1.
2 MZ-N707 Modulation syst em EFM ( Eight to Fourteen Modula tion) Number of c hannels 2 stereo chann el s 1 mona ural ch annel Frequency response 20 to 20,000 Hz ± 3 dB W ow and Flut ter Below m eas urab le l im it Inputs Micropho ne: stereo mini - ja ck , minim um input level 0.
3 MZ-N707 On power s ources • Use house current , Nick el Cadmium rechar geable batt ery , LR6 (SG) battery , or car batt ery . • For use in your house : Use the AC po wer adapt or suppl ie d w ith th is recorde r. Do not use an y other A C po wer adapto r since it ma y cause th e recorder to malfunct ion.
4 MZ-N707 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 .
5 MZ-N707 SECTION 2 GENERAL This section is e xtracted from instruction manual. 10 Looking at the contr ols The recor der A GROUP/CANCEL button B REC (rec ord) swi t ch C Display window D OPEN button E T MARK b utton F VOL +/ – bu tto n The VOL + button has a tactile dot.
6 MZ-N707 3-2. CASE (LOWER) (P age 7) 3-3. UPPER P ANEL SECTION (P age 7) 3-4. LCD MODULE, UPPER P ANEL SUB ASSY (P age 8) 3-5. MECHANISM DECK (MT -MZN707-177) (P age 8) 3-6. SET CHASSIS (5192) ASSY (P age 9) 3-7. MAIN BOARD (P age 9) 3-8. OP SER VICE ASSY (LCX-5R) (P age 10) 3-9.
7 MZ-N707 Note: Follo w the disassembly procedure in the numerical order given. 3-2. CASE (LO WER) 3-3. UPPER P ANEL SECTION 1 two screws (M1.4) 1 two screws (M1.4) 2 Remove the case (lower) in th e direction of the arrow. 3 two screws (M1.4) 5 torsion spring (pop up-L) 3 two screws (M1.
8 MZ-N707 3-4. LCD MODULE, UPPER P ANEL SUB ASSY 3-5. MECHANISM DECK (MT -MZN707-177) 1 five screws (1.7 × 2.5) 2 LCD module 3 compression spring (button) Note: On installation, adjust the position of both switch and knob (hold).
9 MZ-N707 3-6. SET CHASSIS (5192) ASSY 3-7. MAIN BO ARD 2 two screws (1.7 × 2.5) 3 set chassis (5192) assy 1 four screws (M1.4 × 2) 4 battery case 5 main board 3 battery terminal ( – ) 2 battery t.
10 MZ-N707 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 .
11 MZ-N707 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.
12 MZ-N707 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.
13 MZ-N707 OPERA TION IN SETTING THE TEST MODE • When the test mode becomes acti ve, 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 .
14 MZ-N707 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.
15 MZ-N707 5 . The display changes a shown belo w each time the [MENU] key is pressed . 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 / CHG key to return to the test mode (display check mode).
16 MZ-N707 • 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.
17 MZ-N707 • Cause of Sound Skip Error Cause of error Description of error EIB Sound error correction error Play Stat Decoder status error Adrs Address access error BEmp Buf fer is empty BOvr Buf fer is full, and sounds were dumped Record Bful Buf fer capacity becomes less, and forcible writing occurred Rtry Retry times ov er 4.
18 MZ-N707 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.
19 MZ-N707 • Setting Method of NV Reset 1. Select the manual mode of the test mode, and set item number 021 NV Reset (see page 14). 2. Press the X key . 3. Press the X key once more. 4. Press the x / CHG key to quit the manual mode, and return the test mode (display check mode).
20 MZ-N707 2. NV adjusted values modifying procedure 1) Select manual mode of the test mode, and set item number 336 (see page 14). 2) Adjust with the [VOL +] key (adjusted v alue up) or [VOL - - ] key (adjusted v alue down) so that the adjusted v alue becomes 08.
21 MZ-N707 41) Adjust with the [VOL +] key (adjusted v alue up) or [VOL - - ] key (adjusted v alue down) so that the adjusted v alue becomes B9. 42) Press the X key to write the adjusted v alue. 43) Select manual mode of the test mode, and set item number 867 (see page 14).
22 MZ-N707 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.
23 MZ-N707 • 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 2.30 ± 0.01 V .
24 MZ-N707 TEMPERA TURE CORRECTION • Adjustment Method of T emperature Correction 1. Select the manual mode of test mode, and set the item number 015 (see page 14). 2. Measure the ambient temperature. 3. Adjust with [VOL +] , [VOL - -] ke y so that the adjusted value (hexadecimal v alue) becomes the ambient temperature.
25 MZ-N707 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 .
26 MZ-N707 Note: Adjust the CD first, when performing adjustment. • Electrical Offset Adjusting Method Caution: T he electrical offset adjustment must be made with no disc loaded. 1. Make sure that the power supply v oltage is 3 V . 2. Set the test mode (see page 13).
27 MZ-N707 • Adjustment Method of CD and MO Overall Adjustment Mode 1. Set the test mode (see page 13). 2. Press the . or [VOL - -] key to acti v ate the overall adjust- ment mode. 3. Insert CD disc in the set, and pr ess thethe . key to set the CD over all adjustment mode.
28 MZ-N707 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 / CHG key to return to the test mode (display check mode).
29 MZ-N707 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 replaced.
30 MZ-N707 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 .
MZ-N707 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] b utton are inactive.
MZ-N707 32 32 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 P.
MZ-N707 33 33 VC B+ F801 F RMC KEY RVDD DTCK KEY -R RGND (LINE IN JACK) OPTICAL RECEIVER J302 i J301 LINE IN (OPTICAL) J303 MIC (PLUG IN POWER) • SIGNAL PATH : PLAYBACK : REC (ANALOG IN) : REC (DIGI.
MZ-N707 34 34 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 .
MZ-N707 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.
MZ-N707 36 36 R317 R320 R302 C803 R853 L902 L901 L601 R936 R914 C913 R603 R602 C605 R915 R947 R917 R105 F801 C330 C111 R319 R316 C211 FB704 FB703 FB702 FB701 J301(1/2) LINE IN (OPTICAL) OPTICAL RECEIV.
MZ-N707 37 37 R704 C340 C321 C325 R111 R703 C110 C210 C117 R112 R318 C327 R218 C218 C310 R205 R202 FB306 R211 C116 R212 C326 R102 R118 C118 FB305 C217 C216 C319 C309 C212 C336 R311 FB301 FB303 FB302 C.
MZ-N707 38 38 R507 C501 R501 R522 C509 R601 C524 C604 C611 R602 R603 C605 D602 TH601 C505 C515 C508 C510 C511 C513 C514 C516 C519 C606 R608 R621 R607 C633 R620 C619 C618 C613 C616 C614 C615 D608 Q605 .
MZ-N707 39 39 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 R.
MZ-N707 40 40 L802 R 8 4 4 R 8 4 6 R 8 45 R 8 0 6 C841 C820 R829 C819 C840 R828 C801 C834 D804 R839 R815 R816 R831 FB802 FB803 FB804 FB806 C833 C 8 32 X 8 0 2 S L 8 0 1 C806 C821 C822 C808 C809 C 8 2 .
MZ-N707 41 41 R118 R218 C203 C202 C103 C102 C826 L301 C302 C306 C305 R304 R305 C308 R211 R111 R212 R112 C211 C111 C340 C321 R302 C330 R307 R317 C218 C118 C112 C212 C217 C117 R102 R202 C324 R319 C327 C.
MZ-N707 42 42 720 mVp-p 10 µ s 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 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.
43 MZ-N707 1 2 3 4 5 6 7 AMP1 14 13 12 11 10 9 8 AMP2 REG GV OUT1 DC CUT1 IN1 MIC V+1 REG NOISE GND OUT2 DC CUT2 IN2 MIC V+2 GV STBY V+ 8 7 6 5 ADC CONTROL REGISTER I/F AUDIO I/F CONTROLLER HPF CLOCK .
44 MZ-N707 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.
45 MZ-N707 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 UI.
46 MZ-N707 + – 1 2 3 + – VREF WITH SOFT START, CE RAMP WAVE GENERATOR, OSC PWM/PFM CONTROLLER PHASE COMPENSATION BUFFER, DRIVER 5 4 VOUT VDD CE GND EXT ERROR AMP PWM COMPARATOR IC601 XPC18A22AFCR2.
47 MZ-N707 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 + – + –.
48 MZ-N707 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.
49 MZ-N707 • 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 .
50 MZ-N707 Pin No. Pin Name I/O Description 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 5.
51 MZ-N707 Pin No. Pin Name I/O Description 104 XRST I System reset signal input from the power control “ L ” : reset 105 STAND DET I Charging stand detection signal input terminal 106 VB MON I Vo.
52 MZ-N707 Pin No. Pin Name I/O Description 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-.
53 MZ-N707 Pin No. Pin Name I/O Description 200 DVSS3 — Ground terminal (for the DSP block) 201 DVDD3 — Power supply terminal (for the DSP block) (+1.
54 MZ-N707 Pin No. Pin Name I/O Description 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 N.
55 MZ-N707 7-1. UPPER P ANEL, CASE (LO WER) SECTION SECTION 7 EXPLODED VIEWS • Items marked “ * ” are not stocked since the y 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.
56 MZ-N707 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 SP ACER (HOLDER) 53 X-3381-652-1 CHASSIS (519.
57 MZ-N707 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 102 3-237-073-01 TERMINAL BOARD (+), BA TTERY 103 3-237-07.
58 MZ-N707 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 identifi é s par une marque 0 sont critiques pour la s é curit é .
59 MZ-N707 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 .
60 MZ-N707 SECTION 8 ELECTRICAL P ARTS LIST Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark MAIN * X-3381-933-1 MAIN BOARD, COMPLETE (EXCEPT US, FR) * X-3381-967-1 MAIN BOARD, COMPLETE (US) * X-3382-202-1 MAIN BOARD, COMPLETE (FR) ********************* < CAP ACITOR > C101 1-107-823-11 CERAMIC CHIP 0.
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 61 MZ-N707 C522 1-125-777-11 CERAMIC CHIP 0.1uF 10% 10V C523 1-125-837-11 CERAMIC CHIP 1uF 10% 6.3V C524 1-135-259-11 T ANT ALUM CHIP 10uF 20% 6.3V C527 1-119-923-11 CERAMIC CHIP 0.
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 62 MZ-N707 MAIN C927 1-125-777-11 CERAMIC CHIP 0.1uF 10% 10V C928 1-125-777-11 CERAMIC CHIP 0.
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 63 MZ-N707 < RESISTOR > R101 1-218-969-11 RES-CHIP 22K 5% 1/16W R102 1-208-707-11 MET AL CHIP 10K 0.5% 1/16W R103 1-218-973-11 RES-CHIP 47K 5% 1/16W R104 1-218-961-11 RES-CHIP 4.
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 64 MZ-N707 R825 1-220-804-11 RES-CHIP 2.2M 5% 1/16W R826 1-218-990-11 SHORT 0 R827 1-216-864-11 MET AL CHIP 0 5% 1/16W R828 1-208-691-11 MET AL CHIP 2.2K 0.5% 1/16W R829 1-208-699-11 MET AL CHIP 4.
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 65 MZ-N707 3-234-038-61 MANUAL, INSTRUCTION (ENGLISH, FRENCH) (US, CND) 3-237-042-11 SOFT (CD-ROM), APPLICA TION (US, CND) 3-2.
MZ-N707 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.
An important point after buying a device Sony MZ-N707 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Sony MZ-N707 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Sony MZ-N707 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Sony MZ-N707 you will learn all the available features of the product, as well as information on its operation. The information that you get Sony MZ-N707 will certainly help you make a decision on the purchase.
If you already are a holder of Sony MZ-N707, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Sony MZ-N707.
However, one of the most important roles played by the user manual is to help in solving problems with Sony MZ-N707. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Sony MZ-N707 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
