SonyメーカーMZ-E707の使用説明書/サービス説明書
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MZ-E707 SERVICE MANUAL POR T ABLE MINIDISC PLA YER SPECIFICA TIONS E Model T our ist Model Model Name Using Similar Mechanism MZ-E909 MD Mechanism T ype MT -MZE909-173 Optical Pick-up Mechanism T ype LCX-4E US and foreign patents licensed from Dolby Laboratories Licensing Corporation V er 1.
2 MZ-E707 V er 1.1 2001.12 Specifications ........................................................................... 1 1. SER VICING NO TE ...................................................... 3 2. GENERAL Playing an MD .............................
3 MZ-E707 SECTION 1 SER VICING NOTE When repairing this device with the power on, if you remove the main board, this device stops working. In this case, you work without the device stopping by fastening the hook of the Open/Close detection switch (S809).
4 MZ-E707 SECTION 2 GENERAL This section is extr acted from instruction manual. The Player 1 9 7 F E C D 2 8 1 . / x / > N button 2 3 Color Info-LED 3 GROUP button 4 HOLD (Locking the control) swit.
5 MZ-E707 Ver 1.1 2001.12 SECTION 3 DISASSEMBL Y Note : Follow the disassembly procedure in the numerical order given. 3-1. UPPER LID ASSY 3-2. MECHANISM ASSY r The equipment can be removed using the following procedure. Upper lid ASSY Set Optical pick-up ASSY Mechsnism ASSY Bracket (R) ASSY Main board Sub ASSY SW board 2 1 Screws (M1.
6 MZ-E707 Ver 1.1 2001.12 3-4. MAIN BO ARD SUB ASSY , SW BO ARD Note : On installation, adjust the position of knob (HOLD). 3-3. BRA CKET (R) ASSY 2 1 Screw, (M1.
7 MZ-E707 3-5. OPTICAL PICK-UP ASSY 5 3 Screw (MI 1.4) 4 Spring, thrust deten t 1 Washer 2 Gear (SA) Optical pick-up ASSY (LCX-4E).
8 MZ-E707 Remote control LCD • Press and hold down X to hold the current display while the key is being pressed. 4-2-3. How to release the TEST MODE When method 1 was used: T urn off the power and open the solder bridge on T AP601 on the main board.
9 MZ-E707 2. During each test, press and hold down > N key or . key for a while to move the optical pickup on the sled outer or inner perimeter . 3. Each test item is assigned with a three-digit item number . The 100th place is a major item, 10th place is a middle item, and unit place is a minor item.
10 MZ-E707 4-6-2. Self-diagnostic mode 1. Set the TEST MODE. 2. With all the LCD display segments blinking on the set, press DISPLA Y key and > B key , the Self-diagnostic mode is entered. 3. Hereinafter , each time > N key is pressed, the reference information display changes as follows: • Press .
11 MZ-E707 4-8. KEY CHECK MODE 4-8-1. Outline of the function This mode is used to check to make sure that each of the keys (including the slide switch) on the set operates normally . 4-8-2. Setting the Key Chec k mode 1. Set the TEST MODE. Press and hold down DISPLA Y key (for more than 3 sec) to set the Key Check mode.
12 MZ-E707 C910 R910 R964 R909 R903 C909 C921 C908 C905 L905 L901 C907 10 14 15 20 25 28 29 30 IC901 D903 TP901 (VC) digital voltmeter TP901 (VC) 5-4. MANU AL PO WER ADJUSTMENTS 5-4-1. Adjustment sequence The adjustments should be always performed in the following se- quence: 1 Vc PWM Duty (L) adjustment (item No.
13 MZ-E707 5-4-3. Vl PWM Duty adjustment method 1. Set the Manual mode and set the item No. to 764. LCD display 2. Connect a digital voltmeter to TP917 (VL) on the main board and adjust + key (V oltage up) and – key (V oltage down) on the remote control.
14 MZ-E707 3. If NG in the overall CD adjustments, return to Reset NV and perform from the electrical offset adjustment again. LCD display XXX: NG item No. 4. If OK through the overall CD adjustments, then perform overall MO adjustments. LCD display 5.
15 MZ-E707 Item No . Contents 230 T racking servo ON 236 ABCD gain adjustment 237 KF gain adjustment 238 RF gain adjustment 244 FCS gain adjustment 245 TRK gain adjustment READ GR V adjustment 1 100 R.
16 MZ-E707 SECTION 6 DIA GRAMS Pin No. Pin name I/O Description 1 TE O T racking error signal output to IC601 2 REXT I Connected to the external resistor for the ADIP amplifier control 3 WPPLPF I Connected to the external capacitor for low-pass filter of the TPP/WPP 4 VREF1 1 O Reference voltage output terminal (+1.
MZ-E707 17 17 6-2. BLOCK DIA GRAMS • Signal path. F : Analog J : Digital 12 160 161 9 202 194 195 221 XRF RST PDS1 XCS NV SI0 SCK0 S00 XTEST PD S0 S MON SSB CLK SSB DATA VREF MON MUTE XHP STB BEEP 1.
MZ-E707 18 18 2 3 4 5 6 7 8 9 A 1 B C D E F C505 C519 C530 C503 R503 R519 C854 C853 C603 C526 C613 C605 C810 C802 C616 C607 C699 C612 C611 C515 C513 C511 C510 C508 C910 R910 R807 R827 R615 R603 R606 R.
MZ-E707 19 19 6-4. PRINTED WIRING BO ARDS – MAIN SECTION (2/2) – z Refer to page 24 f or Notes. : Uses unleaded solder . 2 3 4 5 6 7 A 1 B C D E F MAIN BOARD (SIDE B) 11 (11) 1-682-471- TP611 TP61.
MZ-E707 20 20 6-5. SCHEMA TIzC DIA GRAM – MAIN SECTION (1/2) – z Refer to page 24 for Notes. z Ref er to page 24 for Wa veforms. z Refer to pa g e 25 for IC Bloc k Diagrams.
MZ-E707 21 21 6-6. SCHEMA TIzC DIA GRAM – MAIN SECTION (2/2) – z Refer to page 24 for Notes. z Refer to page 24, 26 f or IC Block Diagrams. CN551 C557 C558 C559 D855 R817 R818 D201 D101 C851 R819 .
MZ-E707 22 22 6-7. PRINTED WIRING BO ARDS – A UDIO SECTION – z Refer to pa g e 24 for Notes. : Uses unleaded solder . 2 3 4 5 6 7 A 1 B C D E C204 R203 R204 R303 R302 R106 R104 R206 R103 R101 R102.
MZ-E707 23 23 6-8. SCHEMA TIzC DIA GRAM – A UDIO SECTION – z Ref er to page 24 for Notes. z Refer to page 25 f or IC Block Diagrams. IC301 C204 C201 R201 R202 R104 C103 R106 R103 R203 R206 R204 C2.
MZ-E707 24 24 • IC BLOCK DIA GRAMS IC901 XPC18A32FCR2 Note on Schematic Dia gram: MAIN SECTION • All capacitors are in µ F unless otherwise noted. pF: µµ F 50 WV or less are not indicated except for electrolytics and tantalums. • All resistors are in Ω and 1 / 4 W or less unless otherwise specified.
25 MZ-E707 IC501 SN761057DBT IC301 T A2131FL(EL) 1 TE REXT Wpp-LPF VREF C D D-C Iy Ix Jx Jy A A-C B ADIP-IN FE ABCD AVCC OFC-1 OFC-2 PS LP EQ AGND RF CCSL2 VC XRST SCK SBUS VREF075 PEAK BOTM DGND OFTR.
26 MZ-E707 IC551 SC111258FCR2 14 13 56 55 CPWI2 CPVI2 CPUI2 COM2 RI2 FI2 UI1 PWM1 CPUO1 CPWO1 VG VC 36 37 38 39 40 41 52 51 50 49 48 47 46 45 44 43 42 23 24 25 12 11 10 9 8 7 6 5 4 3 2 1 GND1 OE OE OE.
27 MZ-E707 Ver 1.1 2001.12 SECTION 7 EXPLODED VIEWS NOTE : • -XX, -X mean standardized parts, so they may have some difference from the original one.
28 MZ-E707 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 7-2. MECHANISM DECK SECTION (MT -MZE707-173) The components identified by mark 0 or dotted line with mark 0 are critical for safety . Replace only with part number specified.
29 MZ-E707 Ver 1.1 2001.12 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, -X mean standardized parts, so they may have some difference from the original one.
30 MZ-E707 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark MAIN @ Replacement of IC601 used in this set requires a special tool. C613 1-164-935-11 CERAMIC CHIP 470PF 10% 50V C615 1-125-777-11 CERAMIC CHIP 0.1uF 10% 10V C616 1-107-820-11 CERAMIC CHIP 0.
31 MZ-E707 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark MAIN SW R963 1-218-990-11 SHORT 0 R964 1-218-987-11 RES-CHIP 680K 5% 1/16W <NETWORK RESISTOR> RB553 1-233-967-11 RES, NETWORK (CHIP TYPE) 10K RB554 1-233-964-21 RES, NETWORK (CHIP TYPE) 3.
MZ-E707 REVISION HIST OR Y Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper right on the revised page allows you to jump to the next revised page. V er . Date Description of Revision 1.1 2001.12 Change the main board to service ASSY (including audio board).
デバイスSony MZ-E707の購入後に（又は購入する前であっても）重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります：
Sony MZ-E707をまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはSony MZ-E707の技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Sony MZ-E707の取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Sony MZ-E707で得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Sony MZ-E707を既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はSony MZ-E707の不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Sony MZ-E707に関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちSony MZ-E707デバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。
