Sony mex r 5 service manual
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2 MEX-R5 Powe r amplifier section Outputs Speaker outputs (sure seal connectors) Speaker im pedance 4 – 8 ohms Max imum power output 52 W ×4 (at 4 ohms) (AEP, UK, Russian models) 10 dBm UK, Russian models) Wi reless AV section Tran sm ission frequencies 2,414, 2,432, 2,450, 2,468 MHz Modulation method FM modulation RF output power –1.2 dBm (Except AEP, General Outputs Front audio/video output terminals Rear audio output terminal Subwoofer output terminal (m ono) Opti cal digital output terminal Po wer antenna relay control terminal Power amplifier control terminal In puts Telephone ATT control terminal Illumination control terminal BUS control input terminal BU S audio input/AUX IN terminal Pa rking break control terminal Remote controller input terminal Ante nna input terminal T one controls Bass: ±8 dB at 100 Hz Treb le: ±8 dB at 10 kHz Loudness +8 dB at 100 Hz +2 dB at 10 kHz Po wer requirements 12 V DC car battery (negative ground) Dimensions Approx. 178 × 50 × 182 mm (7 1/8 × 2 × 1/4 in) (w/h/d) Mounting dimensions Approx. 182 × 53 × 161 mm (7 1/4 × 2 1/8 × 6 3/8 in) (w /h/d) Mass Approx. 1.3 kg (2 lb 14 oz) Supplied accessories Card remote commander RM-X704 (US, Canadian models) RM -X702 (E, Chinese model) RM-X703 (AEP, UK, Russian models) Pa rts fo r installation and connections (1 set) Fron t panel case (1) Note This unit cannot be connected to a digital preamplifier or an equalizer which is Sony BUS system compatible. De sign and specifications are subject to change wi thout notice. 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 ˚C 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 exposure. CAUTION The use of optical instruments with this product will increase eye hazard. CAUTION :CLASS 1M VISIBLE/INVISIBLE LASER RADIATION WHEN OPEN AND INTERLOCKS DEFEATED. DO NOT VIEW DIRECTLY WITH OPTICAL INSTRUMENTS. T his label is located on the drive unit's internal chassis This label is located on the bottom of the chassis. CAUTIONLaser radiation when open. DO NOT STARE INTO BEAM. - This label is located on the drive units internal chassis. A TTENTION AU COMPOSANT AYANT RAPPORT À 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. 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. – US, Canadian models – Ve r. 1.1
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3 MEX-R5 TABLE OF CONTENTS 1. SERVICING NOTES ............................................... 4 2. GENERAL ................................................................... 7 3. DISASSEMBLY 3-1. Disassembly Flow ........................................................... 12 3-2. Sub Panel Complete Assy ................................................ 12 3-3. DVD Mechanism Deck (MG-612-187) ........................... 12 3-4. MAIN Board, DC Fan (25 × 25) (M901) ........................ 13 3-5. Chassis (T) Sub Assy ....................................................... 13 3-6. Roller Arm Assy .............................................................. 14 3-7. Chassis (OP-DVD) Complete Assy ................................. 14 3-8. Chassis (OP-DVD) Sub Assy .......................................... 15 3-9. LE Motor Assy (Loading) (M3) ...................................... 15 3-10. SERVO Board .................................................................. 16 3-11. Front Back Panel (LCD) .................................................. 16 3-12. BASE Board .................................................................... 17 3-13. Display Section ................................................................ 17 3-14. Bracket (Display) ............................................................ 18 3-15. Spring (S) ........................................................................\ 18 4. ELECTRICAL ADJUSTMENTS ......................... 19 5. DIAGRAMS 5-1. Block Diagram – SERVO Section – ................................ 20 5-2. Block Diagram – AUDIO Section – ................................ 21 5-3. Block Diagram – MAIN Section – .................................. 22 5-4. Printed Wiring Board − SERVO Section (1/2) −............. 24 5-5. Printed Wiring Boards − SERVO Section (2/2) −........... 25 5-6. Schematic Diagram − SERVO Section (1/3) −................ 26 6-7. Schematic Diagram − SERVO Section (2/3) −................ 27 6-8. Schematic Diagram − SERVO Section (3/3) −................ 28 6-9. Schematic Diagram – MAIN Section (1/3) – .................. 29 5-10. Schematic Diagram – MAIN Section (2/3) – .................. 30 5-11. Schematic Diagram – MAIN Section (3/3) – .................. 31 5-12. Printed Wiring Board − MAIN Section (1/2) −............... 32 5-13. Printed Wiring Boards − MAIN Section (2/2) −............. 33 5-14. Printed Wiring Board − BASE Board −.......................... 34 5-15. Schematic Diagram – BASE Board – ............................. 35 5-16. Printed Wiring Board − DISPLAY Board −.................... 36 5-17. Schematic Diagram – DISPLAY Board – ....................... 37 5-18. Printed Wiring Board − PRESET Board −...................... 38 5-19. Schematic Diagram – PRESET Board – ......................... 38 5-20. Printed Wiring Board − SUB Board −............................. 39 5-21. Schematic Diagram – SUB Board – ................................ 39 6. EXPLODED VIEWS 6-1. General Section ............................................................... 58 6-2. Front Panel Section ......................................................... 59 6-3. DVD Mechanism Deck Section-1 (MG-612-187) .......... 60 6-4. DVD Mechanism Deck Section-2 (MG-612-187) .......... 61 6-3. DVD Mechanism Deck Section-3 (MG-612-187) .......... 62 7. ELECTRICAL PARTS LIST ................................ 63