MZ-R90/R91

SERVICE MANUAL

2000. 07

US Model

Canadian Model

Australian Model

Chinese Model

MZ-R90

AEP Model

UK Model

E Model

Tourist Model

MZ-R90/R91

SUPPLEMENT-1

File this supplement with the service manual.

Subject:

1.Addition of Korean Model

2.Correction

(ENG-00014)

Page 47

Image 47

Sony MZ-R91 service manual MZ-R90/R91, Subject Addition of Korean Model Correction

Contents

LCX-2R SpecificationsNEW Flexible Circuit Board Repairing Table of ContentsDiagrams Exploded Views Electrical Parts List Eeprom Section Servicing Notes Location of Controls Headphones with a remote control RM-MZ2SSection General Upper Panel Section Section DisassemblyPanel ASSY, Bottom MZ-R91 LCD MODULE, BUTTON, CONTROL, Service ASSY, Upper PanelMZ-R90 Belt ASSY, Ornamental Main BOARD, Case ASSY, Battery Chassis ASSY, SET, MD Mechanism Deck MT-MZR90-165 Service ASSY, OP Motor Flexible Board Holder Assy MOTOR, DC Sled M602 Releasing the Test Mode Test ModeSetting Method of Test Mode Operation in Setting the Test Mode A n u a l Configuration of Test ModeManual Mode 011 0 5 9 a 0 Overall Adjustment Mode011 0 F F J 0 011 0 6 3 B 0 T r y Sound Skip Check Result Display ModeSetting method of Sound Skip Check Result Display Mode T a t 000 1 s t Self-Diagnosis Display Mode REC Description of Error Indication CodesClearing Self-Diagnosis Data and Total Recording Time Description of Indication History Key Indication Key Check Mode E s Section Electrical AdjustmentsE s N E s O K ? R h V c h C l P W MC h P W M R h V c l D O K E t T m pS S Y D R U N E s C l r Laser Power CheckO O K E s u m e REC Digital Section DiagramsBlock Diagram Servo Section Signal Path Signal Path Play Analog OUT REC Analog REC Digital Block Diagram A/D, D/A CONVERTER, Audio SectionBlock Diagram KEY CONTROL/DISPLAY/POWER Supply Section JEW Printed Wiring BoardSemiconductor Location MZ-R90/R91 IC304, 305 RN5RZ25AA-TR IC Block Diagrams IC301Waveforms IC501 SN761056ADBT IC602 IC601 IC902 IC603IC605 XC6367B103MR IC803 XC6383C301MR IC901 IC804 RV5C348A-E2 IC PIN Function Description VSC0 VDC0Swdt Sclk Ixoe VDIO1VSIO1 Xras VDC4 XlrfApcref Lddr Wrpwr Sync RECPause KEY Sense GND SW FfclrSleep TSB Edge REC KEY Half LockRMC KEY SET KEY HK, CH, JEW Section Exploded ViewsPanel Section MZ-R90 Chassis section Not supplied Panel Section MZ-R91 102 103 104 108 109 Chassis Section101 105 113 112 114 106 110 107 111 109 MD-MECHANISM Deck Section Main Electrical Parts List CAP, Chip Ceramic Chip 5PF IC MPC17A56FTAEB ConnectorFILTER, Chip EMI Common Mode CXD2660GA Transistor ZDT6718TA FET HAT2051T-ELFET HAT2050T-EL FET OPEN/CLOSE Detect SwitchComposition Circuit Block Miscellaneous SWITCH, Slide HoldSWITCH, Slide Synchro REC Thermistor TH901 1-803-795-21 THERMISTOR, Positive Vibrator Subject Addition of Korean Model Correction MZ-R90/R91 Hong Kong Model Korean Model Electrical Parts ListExploded Views Indicates changed portion.EXPLODED Views 112 105 106 #114151 176 @ IC MPC18A31FTAEB IC MPC17A56FTA