Teac-W-860R-Service-Manual电路原理图.pdf

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1、WW- -8 86 60 0R R SERVICE MANUAL Double Cassette Deck Effective : April, 1999D00484800A NOTES PC boards shown are viewed from parts side. Parts marked with * require longer delivery time. The parts with no reference number or no parts number in the exploded views are not supplied. As regards the res

2、istors and capacitors, refer to the circuit diagrams contained in this manual. Parts marked with this sign are safety critical components. They must be replaced with identical components - refer to the appropriate parts list and ensure exact replacement. Parts of mark can be used only with the versi

3、on designated. J:JAPAN US:U.S.A. C:CANADA SA:SOUTH AMERICA GE:GENERAL EXPORT E:EUROPE UK:U.K. A:AUSTRALIA W-860R(N):Gold Version W-860R(B):Black Version 注意 基板図部品面示。 *印部品納期若干。 了承。 分解図部番部品品番部品供給 。 標準抵抗、省略。 回路図参照。 印安全重要部品。 交換時必指定部品使用。 仕向先 J:JAPAN US:U.S.A. C:CANADA SA:SOUTH AMERICA GE:GENERAL EXPORT E:

4、EUROPE UK:U.K. A:AUSTRALIA W-860R(N):Gold Version W-860R(B):Black Version CONTENTS 1 SPECIFICATIONS 2 2 ADJUSTMENT AND CHECKS 3 3 EXPLODED VIEWS AND PARTS LIST 8 4 PC BOARDS AND PARTS LIST 12 目 次 1 仕 様 2 2 調整確認 3 3 分解図 8 4 基板図 12 RadioFans.CN 收音机爱 好者资料库 W-860R 2 1 SPECIFICATIONS Track System:4-track

5、, 2-channel stereo Heads:Deck ; 1 Erase and 1 Record/Playback (Rotating) Deck ; 1 Erase and 1 Record/Playback (Rotating) Type of Tape:Cassette tape C-60 and C-90 (Philips type) Tape Speeds:4.76 cm/sec (1-7/8 ips) 9.5 cm/sec (3-3/4 ips) (High speed dubbing) Pitch Control:10% Motors:2 DC servo motors

6、(1 ea. deck) Wow and Flutter:0.09 % (WRMS) Frequency response (Overall, -20 dB): 2519,000 Hz, Metal tape 2518,000 Hz, CrO2tape 2517,000 Hz, Normal tape Signal-to-Noise Ratio (Overall): 59 dB (NR off, 3 % THD Level, Weighted) 69 dB (Dolby B NR on, over 5 kHz) 79 dB (Dolby C NR on, over 1 kHz) Fast Wi

7、nding Time:Approximately 110 seconds for C-60 Inputs:Line: 97 mV, 50 k ohms Mic: 0.38 mV, 200 ohms Outputs:Line: 0.52 V for load impedance of 50 k ohms or more Headphones: 1 mW/8 ohms Power Requirements:120/230 V AC, 50-60 Hz (General Export model) 120 V AC, 60 Hz (U.S.A./Canada model) 230 V AC, 50

8、Hz (Europe model) 240 V AC, 50 Hz (Australia model) Power Consumption: 22 W Dimensions (W x H x D): 435 x 127 x 292 mm (17-1/8 x 4-15/16 x 11-1/2) Weight (net):4.0 kg (8-13/16 lbs.) Standard Accessories: Remote control unit (RC-615) x 1 (General Export/Europe/UK/Australia model), Battery (SUM-3, AA,

9、 R6 type) x 2 (General Export/Europe/UK/ Australia model), Input-output connection cord x 1 Improvements may result in specification or feature changing without notice. 仕様 形式42 構成Deck ：録音/再生1 消去1 Deck ：録音/再生1 消去1 使用C-60, C-90 速度4.8cm/sec, 9.5cm/sec （倍速時） Deck ：DC1 Deck ：DC1 0.09% (W.RMS) 0.1% (W.Pea

10、k)* 周波数特性(総合)： 2520,000Hz (3019,000Hz3dB*) ： 2519,000Hz (3018,000Hz3dB*) ： 2518,000Hz (3017,000Hz3dB*) SN比(総合)58dB （NR OFF, 規定録音） * 69dB （B NR ON, CCIR-ARM） 79dB （C NR ON, CCIR-ARM） 早巻時間約110秒 （C-60） 入力：100mV （入力50k） ：0.38mV （入力200） 出力：0.46V （負荷50k以上） ：0.95mW / 8 電源100V AC, 5060Hz 消費電力22W 外形寸法4351272

11、92mm (WHD) 質量4.0kg 付属品(RC-615) 1, 単3形乾電池2, 入出力2本 （1組）, 取扱説明書, 保証書 仕様特表示項目除、当社基準 使用測定。 仕様外観、改善予告変更 。 *印、日本電子機械工業会 (EIAJ CP-2311) 規格定 測定法。 及HX PRO 実施権基製造. HX PRO考案. , DOLBY, D記号及HX PRO 登録商標 . Dolby noise reduction and HX Pro headroom extension manufactured under license from Dolby Laboratories Licensi

12、ng Corporation. HX Pro originated by Bang R11/R21) 0dB is referenced to 0.775V. The AC voltmeter used in the procedures must have an input impedance of 1M or more. Unless specified otherwise, adjustments and checks are made in FWD direction. 2-2-2 Adjustment locations 調整個所 Fig. 2-2 L301 P303 1 2 L10

13、3 L203 100kHz TP3 TP4 R14R24 R12 R22 R13 L101 L201 R23 R11R21 TP1 TP2 MAIN PCB P310 21 R51 R61 R52 L503 W39 TP W40 TP L603 R62 L401 REC AMP PCB 100kHz W-860R 4 DC voltmeter Frequency Counter AC voltmeter DC voltmeter Frequency Counter 5 W-860R 2-2-3 Playback performance 再生系 Deck settings:TEAC test t

14、apes: Mode: PLAYMTT-150C : For Dolby level calibration DOLBY NR Switch: OFFMTT-25702 : For playback frequency response check NORMAL tape MTT-5513: For S/N check NORMAL tape ITEM 項 目 SETTING 設 定 INPUT SIGNAL 入力信号 ADJUSTMENTS 調整個所 MEASURING POINTS, RESULT 測定個所調整値 REMARKS 備 考 1. Head azimuth adjustment

15、 調整 Connection:Fig. 2-4 Check and adjust in FWD, REV respectively FWD、REV 調整確認 MTT-150CCheck LINE OUT: Phase: within 45 位相: 45 以内 (Fig. 2-5) 2. DOLBY level Connection:Fig. 2-2 FWD PLAY MTT-150C R11/R21 TP1/TP2: 6dB REC/PLAY 3. Playback output level 再生出力 Connection:Fig. 2-3 FWD/REV PLAY MTT-150CCheck

16、 LINE OUT: 4.51dB Ref. output level 基準出力 4. Meter level MTT-150CCheck LEVEL METER: mark1dot 5. PHONES output level PHONES 出力 MTT-150CCheck PHONES: 193dB 8load 8負荷 6. Playback frequency response 再生周波数 特性 Connection:Fig. 2-3MTT-25702Check 7. Playback S/N ratio 再生S/N比 Connection:Fig. 2-3 MTT-5513 Playb

17、ack the leader tape portion 部再生 Check46dB min. Ratio of ref. level to noise 基準出力 比 MTT-25702 (12.5kHz) Azimuth screws 調整 LINE OUT: Maximum output level at L & R-ch Lch、Rch出 力最大 R12/R22 REC/PLAY FWD azimuth REV azimuth 2501k12.5k (Hz) +4dB 4dB 6 W-860R 2-2-4 Recording performance 録音系 Deck settings:TE

18、AC recording test tapes: Mode: REC/PLAYMTT-5513: For NORMAL DOLBY NR Switch: OFFMTT-5563: For CrO2 REC LEVEL Control: Specified position (Item 8)MTT-5572: For METAL ITEM 項 目 SETTING 設 定 INPUT SIGNAL 入力信号 ADJUSTMENTS 調整個所 MEASURING POINTS, RESULT 測定個所調整値 REMARKS 備 考 8. Specified LINE input level 規定 入

19、力 Connection:Fig. 2-3 Mode: REC LINE IN: 400Hz/9dB REC LEVEL LINE OUT: 4.5dB After adjusting, do not move (Specific position) 調整後動 （規定位置） 9. Bias osc frequency 発振 周波数 Connection:Fig. 2-2 TAPE: MTT-5513 Mode: REC LINE IN: No signal 無信号 L301 P303 Pin 2: 100kHz REC/PLAY 10. Step up coil Connection:Fig.

20、 2-2 TAPE: MTT-5572 Mode: REC LINE IN: No signal 無信号 L103/L203 TP3/TP4: Min. DC voltage DC電圧最小 REC/PLAY 11. Record bias 録音 Connection:Fig. 2-3 TAPE: MTT-5513 LINE IN: 250Hz/10kHz 42dB R14/R24 LINE OUT: Nearly equal level at both frequencies 両周波数録再出力 同(0.5dB) REC/PLAY 12. MPX filter MPX Connection:Fi

21、g. 2-3 Mode: REC LINE IN: 19kHz/12dB L101/L20130dB min. Ratio of ref. level to signal 基準出力 対比 13. Record level 録音 Connection:Fig. 2-3 TAPE: MTT-5513 LINE IN: 400Hz/12dB R13/R23 LINE OUT: 7.5dB REC/PLAY 14. Total harmonic distortion 総合歪率 Connection:Fig. 2-3 TAPE: MTT-5513 MTT-5563 MTT-5572 LINE IN: 4

22、00Hz/12dB Check NORMAL: 2.0% or less CrO2 : 2.5% or less METAL: 3.0% or less TAPE: MTT-5563 MTT-5572 Check LINE OUT: 7.51dB 15. Overall frequency response 録再周波数 特性 Connection:Fig. 2-3 TAPE: MTT-5513 MTT-5563 MTT-5572 LINE IN: 40Hz12.5kHz 42dB Check 16. Overall S/N ratio 総合S/N比 Connection:Fig. 2-3 TA

23、PE: MTT-5513 MTT-5563 MTT-5572 LINE IN: No signal 無信号 Check NORMAL : 45dB min. CrO2 : 46dB min. METAL : 46dB min. Ratio of ref. level to noise 基準出力 比 L401 L503/L603 R52/R62 P310 Pin 1: 100kHz REC/PLAY W39/W40: Min. DC voltage DC電圧最小 REC/PLAY REC/PLAY R51/R61 REC/PLAY 4025012.5k (Hz) +6dB 6dB 7 W-860

24、R ITEM 項 目 SETTING 設 定 INPUT SIGNAL 入力信号 ADJUSTMENTS 調整個所 MEASURING RESULT 調整値 REMARKS 備 考 17. Erase efficiency 消去率 Connection:Fig. 2-3 TAPE: MTT-5572 1kHz B.P.F in LINE IN: 1kHz/1dB Check65dB min. Ratio of the 1kHz recorded portion to the erased portion. 未消去部分消去部分 比 18. REC MUTE function REC MUTE 効

25、果 Connection:Fig. 2-3 TAPE: MTT-5572 1kHz B.P.F in LINE IN: 1kHz/1dB Check55dB min. Ratio of the 1kHz recorded portion to the REC MUTE portion. 録音部分 REC MUTE 部分比 19. Channel separation Connection:Fig. 2-3 TAPE: MTT-5563 1kHz B.P.F in LINE IN: Lch 1kHz/ 9dB Rch No signal 無信号 Check35dB min. Ratio of L

26、ch (1kHz) to Rch (no signal). Lch (1kHz)Rch (無信 号) 比 20. Adjacent track crosstalk 間 Connection:Fig. 2-3 TAPE: MTT-5572 LINE IN: Lch No signal 無信号 Rch 125Hz/ 9dB Check40dB min. Invert tape and play Rch track. Check leakage level against the output reference of previously recorded portion. 反転再生 時Rch出力

27、 比 Oscilloscope AC voltmeter W-860R L VER R LINE OUT HOR 0(in phase) （同位相） 4590135 180(out of phase) （逆位相） Fig. 2-4Fig. 2-5 Oscillator Distortion Analyzer Oscilloscope AC voltmeter W-860R 1kHz Filter L S1 R L R LINE INLINE OUT S2 Fig. 2-3 3 EXPLODED VIEWS AND PARTS LIST EXPLODED VIEW-1 W-860R 8 分解図

28、EXPLODED VIEW-1 REF.NO.PARTS NO.DESCRIPTIONREMARKS 1- 1 * 3M0053900BBONNET . W-860R(B) * 3M0053910BBONNET(N) . W-860R(N) 1- 2 * 3M0054100AMECH ASSY,R/P CMAL2Z094A 1- 3 * 3M0053200BHOOK,EJECT(L) 1- 4 * 3M0054300BSPRING,HOOK L 1- 5 * 3M0060700BSPRING EJECT 1- 6 3M0053700AKNOB,SLIDE(B) .W-860R(B) 3M005

29、3710AKNOB,SLIDE(N) .W-860R(N) 1- 7 * 3E9513000APCB ASSY,SLIDE 1- 8 3M006100 DAMPER,GEAR 1- 9 * 3M0060600ADAMPER BRK 1-10 * 3E9515200APCB ASSY,KEY 1-11 * 3E9515300BPCB ASSY,CONTROL 1-12 * 3M0054000APLATE,SHIELD 1-13 * 3M0053000BBUTTON,EJECT L(B) . W-860R(B) * 3M0053010BBUTTON,EJECT L(N) . W-860R(N) 1

30、-14 * 3M0053300CSPRING,L 1-15 3M0052700BBUTTON,PLAY(B) . W-860R(B) 3M0052710BBUTTON,PLAY(N) . W-860R(N) 1-16 * 3E9514900BPCB ASSY,MIC J,US,C,SA,GE * 3E9514940BPCB ASSY,MIC E,UK,A 1-17 * 3M0056100ABRACKET,BASE 1-18 * 3M0056000ABRACKET,TOP 1-19 * 3E9513310APCB ASSY,VR 1-20 * 3E9513400APCB ASSY,PHONE 1

31、-21 * 3M0053100BBUTTON,EJECT R(B) . W-860R(B) * 3M0053110BBUTTON,EJECT R(N) . W-860R(N) 1-22 * 3M0053400CSPRING,R 1-23 * 3M0054400BSPRING,HOOK R 1-24 * 3M0055300BHOOK,EJECT(R) 1-25 * 3M0052110BPANEL,FRONT . W-860R(B) * 3M0052120BPANEL,FRONT . W-860R(N) 1-26 * 3M0051600ATEAC EMBLEM(GOLD) . W-860R(B)

32、* 3M0051610ATEAC EMBLEM . W-860R(N) 1-27 * 3M0052300BLEAD 1-28 3M0054900ABUTTON,PWR(B) .W-860R(B) 3M0054910ABUTTON,PWR(N) .W-860R(N) 1-29 * 3M0052600ABUTTON,CLEAR(B) . W-860R(B) * 3M0052610ABUTTON,CLEAR(N) . W-860R(N) 1-30 * 3M0052410ACOVER,WINDOW . W-860R(B) * 3M0052420ACOVER,WINDOW . W-860R(N) 1-3

33、1 * 3M0062400APLATE,REFLECT 1-32 * 3M0055000BRING 1-33 * 3M0052500BBUTTON,WINDOW(B) . W-860R(B) * 3M0052510BBUTTON,WINDOW(N) . W-860R(N) 1-34 3M0052800CKNOB,R(B) . W-860R(B) 3M0052810CKNOB,R(N) . W-860R(N) 1-35 3M0052900AKNOB,M(B) . W-860R(B) 3M0052910AKNOB,M(N) . W-860R(N) 1-36 3M0052200BDOOR,LEAD(

34、B) . W-860R(B) 3M0052210BDOOR,LEAD(N) . W-860R(N) 1-37 * 3M000880 BUSHING,#2271 W-860R 9 10 W-860R EXPLODED VIEW-1 REF.NO.PARTS NO.DESCRIPTIONREMARKS 1-38 * 3E000320 POWER CORD US,C,SA * 3E000330 POWER CORD GE * 3E000340 POWER CORD E * 3E000350 POWER CORD UK * 3E000360 POWER CORD A * 3E002120 POWER

35、CORD J 1-39 * 3M0053800APANEL,REAR J,E,UK,A * 3M0053810APANEL,REAR US,C,SA,GE 1-40 * 3E9515400APCB ASSY,SELECTOR SW US,C,SA,GE 1-41 * 3E9514800APCB ASSY,REC AMP 1-42 * 3E9512900APCB ASSY,TR 1-43 * 3E9515100CPCB ASSY,MAIN 1-44 * 3M0016400ABRACKET,LINKAGE 1-45 * 3E9513500APCB ASSY,TRANS A J * 3E951351

36、3APCB ASSY,TRANS A US,C,SA,GE * 3E9513540APCB ASSY,TRANS A E,UK,A 1-46 * 3E9513600BPCB ASSY,TRANS B J,US,C,SA,GE * 3E9513650BPCB ASSY,TRANS B E,UK,A 1-47 3E0075800ATRANS,ALL W0020B 1-48 * 3M0053600BLINKAGE,POWER 1-49 * 3M0010830AMAIN CHASSIS 1-50 * 3M0062000AINSULATE SHEET 1-51 * 3M003070 SUPPORT,PC

37、B SCB-8 1-52 * 3M0009400AFOOT ASSY,56(SILVER) - * 3E002730 FER.CORE,K5AT 13X7X5 E,UK,A 1-61 * 3B0001806ASCREW,J,S M3X6(BLK) 1-62 * 3B0003808ASCREW,VPC M3X8(BLK) 1-63 * 3B0000808ASCREW,BPP M3X8 1-64 * 3B0006700ASCREW,2.6X4.5 1-65 * 3B0000106ASCREW,BPS M3X6 1-66 * 3B0004406ASCREW,BPS M3X6(BLK) 1-67 *

38、3B0004808ASCREW,BPP M3X8(BLK) 1-68 * 3B0001306ASCREW,J,S M3X6 1-69 * 3B0004208ASCREW,BPAW M4X8 1-70 * 3B0000108ASCREW,BPS M3X8 INCLUDED ACCESSORIES REF.NO.PARTS NO.DESCRIPTIONREMARKS * 3D0021500BOWNERS MANUAL(J) J * 3D0021600BOWNERS MANUAL(E/F) US,C,SA,UK,A * 3D0021700BOWNERS MANUAL(E/F/G/I/S/D) GE,

39、E * 3E000380 PIN CORD * 3E0070300AREMOTE CONTROL UNIT,RC-615 J,GE,E,UK,A * 3E003660 BATTERY,UM-3(2P X ED) J,GE,E,UK,A EXPLODED VIEW-2 (CMAL2Z094A) REF.NO.PARTS NO.DESCRIPTIONREMARKS 2- 1 9A07387600PCB CONTROL BLK 2- 2 3M002870 MTR MAIN BLK 2- 3 9A07387700CLUTCH ASSY BLK 2- 4 3M002930 ROLLER PINCH BL

40、K L 2- 5 3M002920 ROLLER PINCH BLK R 2- 6 9A07387400PLATE HD BLK 2- 7 3M002950 BELT MAIN 2- 8 3M002910 CLUTCH ASSY BLK(B) 2- 9 3M002940 F/R BELT EXPLODED VIEW-2 W-860R 11 W-860R 12 MAIN PCB ASSY REF.NO.PARTS NO.DESCRIPTION * 3E9515100CPCB ASSY,MAIN * 3E9015100CPCB,MAIN C320 3C001270 CE,25V 4700UF M

41、C321 3C001140 CE,16V 2200UF M C322 3C001140 CE,16V 2200UF M D1 3S000190 LED,LH2041(RED) D24-29 3S000031 DIODE,1N4003-TR D101,201 3S000241 DIODE,1SS133 D301-305 3S000241 DIODE,1SS133 D307 3S000031 DIODE,1N4003-TR D308,309 3S000241 DIODE,1SS133 D313 3S001811 ZDI,MTZJ4.7C GND7 3E0043200ATERMINAL,EARTH

42、PLATE B J32 3E0064100AJACK,RCA 4P RJ-1073-09 L101,201 3E002100 FILTER,LOW PASS MPX L102,202 3E002051 COIL,22MH EC46-223K-T2 L103,203 3E002180 COIL,STEP UP L301 3E007790 COIL,BIAS SM-10F L302,303 3E004411 COIL,220UH EC36-221K-T5 P304 3E000690 CONNECT PLUG 5P,B5B-PH-K P305,306 3E000670 CONNECT PLUG 3P,B3B-PH-K P30