Sony mz nhf 800 service manual

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MZ-NH700/NHF800 2 Design and specifications are subject to change without notice. Supplied accessoriesAC power adaptor (1) Remote control (1) Headphones (for USA model) (1) Dedicated USB cable (1) Earphones (except USA model) (1) NH-7WMAA Nickel metal hydride rechargeable battery (1) CD-ROM (SonicStage/MD Simple Burner (1)* Battery carrying case (1) Hi-MD mode (When using a 60/74/80-minute standard disc) (Unit: approx.hours)(JEITA) Battery life When r ecording continuously Hi-MD mode (When using a 1GB Hi-MD disc) (U nit: approx.hours)(JEITA 3)) 3)Me asured in accordance with the JEITA (Japan Electronics and Information Technology Industries Association) standard. Batteries Linear PCM Hi-SP Hi-LP NH-7WMAA 4) 4)Wh en using a 100% fully charged nickel metal hydride rechargeable battery 34.55 LR6 5) 5)When us ing a Sony LR6 (size AA) STAMINA alkaline dry battery (produced in Japan) 2.5 3.5 4.5 Batteries Linear PCMHi-SP Hi-LP NH-7WMAA 2.5 4.5 5.5 LR6 589. 5 On power sources-For use in your house: use the AC power adaptor supplied with this recorder. Do not use any other AC power adaptor since it may cause the recorder to malfunction. Polar ity of the plug Clamp filter (2) Carrying pouch (except USA model) Optical cable (MZ-NH700) (except Canadian andMexican Models) (1) *Do not play a CD-ROM on an audio CD player. MD mode (Unit: approx.hours)(JEITA) When playing continuously Hi-MD mode (When using a 1GB Hi-MD disc) (Unit: approx.hours)(JEITA) Hi-MD mode (When using a 60/74/80-minute standard disc) (Unit: approx.hours)(JEITA) MD mode (Unit: approx.hours)(JEITA) When using the radio (MZ-NHF800) (Unit: approx.hours)(JEITA) Batteries SP StereoLP2 Stereo LP4 Stereo NH-7WMAA 4.5 6 6.5 LR6 7.5 9.5 11 Batteries Linear PCM Hi-SP Hi-LP NH-7WMAA 4.5 7.5 9 LR6 11 18.5 21.5 Batteries Linear PCMHi-SP Hi-LP NH-7WMAA 47.59 LR6 9.5 17 20 Batteries SP StereoLP2 Stereo LP4 Stereo NH-7WMAA 7.5 9 10 LR6 20.5 24 26 Batteries F M/AM TV/Wb (weather) 6) 6)USA model only. NH-7WMAA 7.5 7 LR6 18.5 17 Notes on chip component replacement - Never reuse a disconnected chip component. - Notice that the minus side of a tantalum capacitor may be damaged by heat. Flexible Circuit Board Repairing - Keep the temperature of the soldering iron around 270 ËšC during 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. CAUTION Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation e xposure. SAFETY-RELATED COMPONENT WARNING!! COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE WITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PA RT NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY. A TTENTION AU COMPOSANT AYANT RAPPORT Ã- LA SÉCURITÉ! LES COMPOSANTS IDENTIFIÉS PAR UNE MARQUE 0 SUR LES DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES PIÈCES SONT CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE REMPLACER CES COM- POSANTS Q UE PAR DES PIÈCES SONY DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY.

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MZ-NH700/NHF800 3 TABLE OF CONTENTS 1. SERVICING NOTES ................................................ 4 2. GENERAL Location of Controls ........................................................ 5 3. DISASSEMBLY 3-1. Disassembly Flow ........................................................... 6 3-2. Case (Lower) Section ...................................................... 7 3-3. MAIN Board .................................................................... 7 3-4. Case (Upper) Section ....................................................... 8 3-5. Mechanism Deck Section (MT-MZNH900-181), MD Standard Pin ............................................................. 8 3-6. Set Chassis Assy .............................................................. 9 3-7. Gear (BSA), Gear (SB) ................................................... 9 3-8. Op Service Assy .............................................................. 10 3-9. DC Motor SSM18D/C-NP (Spindle) (M701), DC Motor (Sled) (M702), DC Motor Unit (Over Write Head Up/Down) (M703) ............................. 10 3-10. Holder Assy ..................................................................... 11 3-11. Position of Ferrite Core ................................................... 11 4. TEST MODE .............................................................. 12 5. ELECTRICAL ADJUSTMENTS ......................... 16 6. DIAGRAMS 6-1. Block Diagram -“MD SERVO Section -“ ......................... 21 6-2. Block Diagram -“AUDIO Section -“ ................................. 22 6-3. Block Diagram -“POWER SUPPLY Section -“ ................ 23 6-4. Schematic Diagram -“MAIN Section (1/9) -“ ................... 25 6-5. Schematic Diagram -“MAIN Section (2/9) -“ ................... 26 6-6. Schematic Diagram -“MAIN Section (3/9) -“ ................... 27 6-7. Schematic Diagram -“MAIN Section (4/9) -“ ................... 28 6-8. Schematic Diagram -“MAIN Section (5/9) -“ ................... 29 6-9. Schematic Diagram -“MAIN Section (6/9) -“ ................... 30 6-10. Schematic Diagram -“MAIN Section (7/9) -“ ................... 31 6-11. Schematic Diagram -“MAIN Section (8/9) -“ ................... 32 6-12. Schematic Diagram -“MAIN Section (9/9) -“ ................... 33 6-13. Printed Wiring Board -“MAIN Section (1/2) -“ ................ 34 6-14. Printed Wiring Board -“MAIN Section (2/2) -“ ................ 35 7. EXPLODED VIEWS 7-1. Case (Lower) Section ...................................................... 47 7-2. Case (Upper) Section ....................................................... 48 7-3. Chassis Section ................................................................ 49 7-4. Mechanism Deck Section (MT-MZNH900-181) ............ 50 6. ELECTRICAL PARTS LIST ................................ 51 V er 1.1