Akai DVR 4035 VSMC Service Manual

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Akai DVR 4035 VSMC Service Manual

Extracted text from Akai DVR 4035 VSMC Service Manual (Ocr-read)


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Table of contents Safety information ----------------------------3 1. General guide---------------------------3 2. Low zeta potential leaking inspection------3 3. High zeta potential leaking inspection------3 ▲ Device avoiding ES (Electric susceptible) Influence of ESD (Electric Susceptible Discharge)----3 ▲ Electric specification -------------------4 ▲ Mechanical diagram---------------- -------8 Mechanical parts list-------------------- 9 ▲ Packing and accessories --------------10 ▲ Disassemble and assemble -----------11 1. Take out disc from trouble player-------11 2. PCB position------------------------11 ▲ Disassemble and assemble parts of the unit----12 1. Can open the tray by electricity---------12 2. Can not open the tray by electricity-----12 3. Assemble the case-------------------------12 ▲ Attachment 1------------------------- 13 ▲ Block diagram/Circuit diagram--------13 1. Block diagram--------------------------------14 2. Connecting diagram-------------------------15 3. Decoder board diagram---------------------16 4. Amplifier board diagram-------------------21 5. Control Board diagram---------------------24 ▲ Attachment 2-------------------------25 ▲ PCB diagram 1. Upper decoder board PCB diagram----26 2. Upper decoder board silk screen diagram-------27 3. Lower decoder board PCB diagram-------------28 4. Amplifier board PCB diagram-------------------29 5. Amplifier board silk screen diagram------------30 6. Upper control board PCB diagram-------------31 7. Lower control board PCB diagram------------32 8.Control board silk screen diagrqm--------------------------33 ▲ Attachment 3------------------------------34 ▲ Component list 1. Decoder board component list------------------35 2. Amplifier board component list----------------38 3. Control board component list-------------------41 2