Sony mz e 80 service manual
This is the 28 pages manual for sony mz e 80 service manual.
Read or download the pdf for free. If you want to contribute, please upload pdfs to audioservicemanuals.wetransfer.com.
Extracted text from sony mz e 80 service manual (Ocr-read)
Page 1
Ð 2 Ð TABLE OF CONTENTS 1. SERVICING NOTES ............................................... 2 2. GENERAL ................................................................... 3 3. DISASSEMBLY ......................................................... 4 4. TEST MODE .............................................................. 6 5. ELECTRICAL ADJUSTMENTS ......................... 10 6. DIAGRAMS 6-1. Block Diagram ................................................................ 11 6-2. Printed Wiring Boards .................................................... 16 6-3. Schematic Diagram ......................................................... 19 6-4. IC Pin Function Description ........................................... 28 7. EXPLODED VIEWS ................................................ 35 8. ELECTRICAL PARTS LIST ............................... 37 Flexible Circuit Board Repairing ¥ Keep the temperature of the soldering iron around 270 ûC dur- ing repairing. ¥ Do not touch the soldering iron on the same conductor of the circuit board (within 3 times). ¥ Be careful not to apply force on the conductor when soldering or unsoldering. Notes on chip component replacement ¥ Never reuse a disconnected chip component. ¥ Notice that the minus side of a tantalum capacitor may be dam- aged by heat. SAFETY-RELATED COMPONENT WARNING!! COMPONENTS IDENTIFIED BY MARK ! OR DOTTED LINE WITH MARK ! ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB- LISHED BY SONY. CAUTION Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous ra- diation exposure. SECTION 1 SERVICING NOTES This MiniDisc player is classified as a CLASS 1 LASER product. The CLASS 1 LASER PRODUCT label is located on the bottom exterior.¥ Removing the mechanism deck causes this set to be disabled during a repair with the power supplied to the set. Therefore, lock convex portion of open/close detect switch (S801) during a repair. ¥ Replacement of CXD2663GA (IC601) used in this set requires a special tool. Therefore, it cannot be replaced. Mechanism deck section Open/close detect switch (S801)
Page 2
Ð 3 Ð SECTION 2 GENERAL 1OPERATE indicator 2HOLD switch 3DIGITAL MEGABASS switch 4AVLS switch 5Battery cover 6VOLUME +/Ð buttons7MD operate buttons +/Ó ( FF ¥ PLAY ) = (REW ) p (STOP) 8External battery terminal (+/Ð) 9OPEN switch !¼ 2 REMOTE jack 1Headphone 2MD operate switch Ó/+ (PLAY ¥ FF) = (REW) 3VOL +/Ð buttons 4Display window 5DISPLAY button 6PLAYMODE button 7P (PAUSE) button 8HOLD c switch 9p (STOP) button 8 7 6 5 4 3 2 109 8 7 6 5 4 3219 ¥ LOCATION OF CONTROLS Ð Main Unit Ð Ð Remote commander with headphone Ð