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Now downloading free:NAKAMICHI 481

NAKAMICHI 481 free download

Audio equipment,digital audio, home audio, professional audio systems service manuals and repair information

File information:
File name:Nakamichi 481.part1.rar
[preview 481]
Size:1423 kB
Extension:
Mfg:NAKAMICHI
Model:481 🔎
Original:
Descr:Cassette deck
Group:Electronics > Consumer electronics > Audio
Uploaded:27-04-2006
User:parsecaudio
Multipart: 0  1  2  3

Information about the files in archive:
Decompress result:OK
Extracted files:1
File name 481.pdf

CONTENTS 1. General ... 3 2. Principle of Operation ... 4 2. 1. Mechanisms ... 4 2.1.1. Headblock ... 4 2.1.2. Erase Head ... 5 2.1.3. Double Capstan Tape Drive ... 5 2.1.4. Mechanism Control Cam Operation ... 6 2. 2. Amp. Circuits ... 7 2.2.1. Playback Eq. Amp. Circuit ... 7 2.2.2. Record Eq. Amp. Circuit ... 9 2.2.3. Bias Osc. Circuit ... 9 2. 3. Mechanism Control Circuits ... 10 2.3.1. Outline ... 10 2.3.2. +12 v Power Source ... 11 2.3.3. Power-mute Signal ... 11 2.3.4. Auto Shut.off Circuit ... 11 2.3.5. Record Control Circuit ... 14 2.3.6. Mute Signal ... 14 2.3.7. Control Motor Drive Circuit ... 15 2.3.8. Reel Motor Governor ... 16 3. Removal Procedures ... 17 3. 1. Cassette Case Cover Ass'y ... 17 3. 2. Top Cover Ass'y ... 17 3. 3. Bottom Cover Ass'y ... 17 3. 4. Front Panel Ass'y ... 17 3. 5. Headphone Jack Ass'y ... 17 3. 6. Mechanism Ass'y ... 17 3. 7. Meter Ass'y ... 17 3. 8. Lamp P.C.B. R Ass'y and Lamp P.C.B. L Ass'y ... 17 3. 9. Main P.C.B.Ass'y ... 17 3. 10. Control Switch Holder Ass'y ... 17 3. 11. Switch P.C.B. Ass'y ... 17 3. 12. volume P.C.B. Ass'y and Control Switch P.C.B. Ass'y ... 17 3. 13.



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