Teac-ADRW900-tape-sm 电路图 维修手册.pdf
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1、SERVICE MANUAL AD-RW900/900E CD Recorder/Reverse Cassette Deck INSTRUCTIONS FOR SERVICE PERSONNEL BEFORE RETURNING APPLIANCE TO THE CUSTOMER, MAKE LEAKAGE-CURRENT OR RESISTANCE MEASUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT. D-0011Effective : July , 201
2、3 CONTENTS 1. SAFETY INFORMATION .2 2. Specifications .3 3. Dimensional drawings .4 4. Updating of System Firmware .5 5. ADJUSTMENTS AND CHECKS.11 6. Block Diagram (AD-RW900) .16 Block Diagram (AD-RW900E) .17 7. Wiring Diagram (AD-RW900) .18 Wiring Diagram (AD-RW900E) .19 8. Exploded Views and Parts
3、 List (AD-RW900) .20 Exploded Views and Parts List (AD-RW900E) .25 9. PC Boards and Parts List .30 PC Boards and Parts List (ERP) .39 10. Included Accessories.50 目次 1. 安全規格.2 2. 仕様.3 3. 寸法図.4 4. .5 5. 調整確認.11 6. .16 7. 結線図.18 8. 分解図.20 9. 基板図.30 10.付属品.50 RadioFans.CN 收音机爱 好者资料库 1. SAFETY INFORMATIO
4、N 安全規格 0CAUTIONS ABOUT LASER RADIATION This product has been designed and manufactured according to FDA regulations “title 21, CFR, chapter 1, subchapter J, based on the Radiation Control for Health and Safety Act of 1968“, and is classified as class 1 laser product. There is not hazardous invisible
5、 laser radiation during operation because invisible laser radiation emitted inside of this product is completely confined in the protective housings. The label required in this regulation is as follows: 0Cautions i DO NOT REMOVE THE EXTERNAL CASES OR CABINETS TO EXPOSE oTHE ELECTRONICS. NO USER SERV
6、ICEABLE PARTS ARE INSIDE. i IF YOU ARE EXPERIENCING PROBLEMS WITH THIS PRODUCT, CONTACT TEAC FOR A SERVICE REFERRAL. DO NOT USE THE PRODUCT UNTIL IT HAS BEEN REPAIRED. i USE OF CONTROLS OR ADJUSTMENTS OR PERFORMANCE OF PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN MAY RESULT IN HAZARDOUS RADIATION EX
7、POSURE. Optical pickup : Type: SF-DS1XD Manufacturer: SANYO ELECTRIC CO., LTD. Laser output : Less than 1.6 mW (Play) on the objective lens : Less than 47 mW (Record) on the objective lens : Less than 13 mW (Erase) on the objective lens Wavelength: 785 nm 0CAUTION for products that use replaceable l
8、ithium batteries: There is danger of explosion if a battery is replaced with an incorrect type of battery. Replace only with the same or equivalent type For U.S.A. - 2 - TEAC AD-RW900/900E RadioFans.CN 收音机爱 好者资料库 2. Specifications 仕様 - 3 - TEAC AD-RW900 CD recorder Pickup : 3-beam, semiconductor las
9、er Recording media : CD-R/CD-RW discs for music Recording sampling frequency : 44.1 kHz Frequency response : 20 Hz20 kHz (during playback: 1.5 dB, during recording/playback: 2.0 dB) S/N ratio : 90 dB or higher (during playback) 90 dB or higher (during digital recording/playback) 80 dB or higher (dur
10、ing analog recording/playback) Dynamic range : 86 dB or higher (during playback) 86 dB or higher (during digital recording/playback) 78 dB or higher (during analog recording/playback) Total harmonic distortion : 0.05% or lower (during playback) 0.05% or lower (during recording/playback) Analog outpu
11、t : 2.0 V (RCA) Cassette deck Track format : 4-track, 2-channel stereo Head structure : recording/playback head 1 (reversible) Erasure head 1 Tape type : C-60 cassette tape Tape speed : 4.76 cm/sec Motor : DC servomotor 1 Pitch control : about 10% (playback only) Wow and flutter : 0.25% (W.RMS) Freq
12、uency response (total) : chrome: 5012,000 Hz 3 dB normal: 5012,000 Hz 3 dB S/N ratio (total) : 59 dB (Dolby NR off, 3% THD level WTD) 69 dB (Dolby NR on, 5 kHz or higher) Winding time : about 150 sec (C-60 tape) Line input (RCA) : 0.46 V (input impedance 20 k or higher) Line output (RCA) : 0.46 V (l
13、oad impedance 50 k or higher) Headphone output : 10 mW/32 PHONO input Input sensitivity : 2.5 mV, 47 k Digital audio input Input sampling frequency : 32, 44.1, 48 kHz USB USB port (A-type) Playable MP3 Supported standard : MPEG-1/2 Audio Layer-3 File name extension : “.mp3” Sampling frequency : 32,
14、44.1, 48 kHz Bit rate : 8320 kbps Maximum number of folders : 255 Maximum number of files : 999 Playable WMA Supported standard : Windows Media Audio Standard (DRM not compatible) File name extension : “.wma” Recording format (MP3) Recording bit rate : 128 kbps Sampling frequency : 44.1 kHz USB port
15、 (B-type) : 1 Computer system requirements Connection : USB 2.0 full-speed (12 Mbps, equivalent to USB 1.1) Driver Windows : WDM (Windows standard driver) Mac OS X. : Core Audio (Macintosh standard driver) Verified operating systems Windows: : Windows XP,Windows Vista,Windows 7 Macintosh : Mac OS X
16、10.5.8 Operation with standard computers that meet the above requirements has been confirmed, but operation with every computer that meets the above requirements is not guaranteed. Even with computers that meet the same requirement, each computer will have different processing capabilities according
17、 to their design specifications and operating envi- ronments. General Power USA/CANADA Model : AC 120V, 60Hz Europe/UK Model : AC 230 V, 50 Hz General Export Mode : AC 120 V/230 V, 50-60 Hz Power consumption 28 W External dimensions Dimensions (W x H x D) (including protrusions) 435 145 288 mm Weigh
18、t 5.6 kg (12 1/3 lb) Operating temperature range +5C to +35C Operating humidity range 5% to 85% (no condensation) Storage temperature range 20C to +55C RadioFans.CN 收音机爱 好者资料库 3. Dimensional drawings 寸法図 ? ? ? ? ? ? ? - 4 - TEAC AD-RW900/900E 4. Updating of System Firmware 4-1. How to update of MCU
19、firmware 4-1-1. Checking the firmware version Checking the firm- ware version Check the firmware version of AD-RW900/900E before starting firmware updating procedures. 1) Turn the unit on. 2) Press the “COUNTER RESET” and “SOURCE” buttons at the same time. 3) The current firmware version is shown at
20、 the bottom of the display. i After checking the version, press the “COUNTER RESET” and “SOURCE” buttons at the same time again to restore the usual display contents. (You can also turn the unit off and on again to restore the usual display contents.) 4-1-2. Firmware update procedures Copy the “play
21、er.rom” updater file to an empty USB flash drive in advance. 1) Set the SOURCE to “USB”. 2) After “No USB” appears on the display, connect the USB flash drive that contains the “player.rom” updater file to the USB port. 3) After “READING” appears on the display, “UPDATING” will appear for about 30 s
22、econds while the firmware is being up- dated. 注意 Do not disconnect the power cord or turn the unit off while “UPDATING” appears on the display. 4) After about 30 seconds, “COMPLETE” will appear on the dis- play. 5) Disconnect the USB flash drive and turn the unit off. 6) When you turn the unit on ag
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