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

Page 47

SERVICE MANUAL

2000. 07

MZ-R90/R91

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)

Image 47

Contents LCX-2R SpecificationsNEW Flexible Circuit Board Repairing Table of ContentsDiagrams Exploded Views Electrical Parts ListEeprom Section Servicing NotesLocation of Controls Headphones with a remote control RM-MZ2SSection GeneralUpper Panel Section Section DisassemblyPanel ASSY, Bottom MZ-R91 LCD MODULE, BUTTON, CONTROL, Service ASSY, Upper PanelMZ-R90 Belt ASSY, Ornamental Main BOARD, Case ASSY, BatteryChassis ASSY, SET, MD Mechanism Deck MT-MZR90-165 Service ASSY, OPMotor Flexible Board Holder AssyMOTOR, DC Sled M602 Releasing the Test Mode Test ModeSetting Method of Test Mode Operation in Setting the Test ModeA 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 0T r y Sound Skip Check Result Display ModeSetting method of Sound Skip Check Result Display Mode T a t000 1 s t Self-Diagnosis Display ModeREC Description of Error Indication CodesClearing Self-Diagnosis Data and Total Recording Time Description of Indication HistoryKey Indication Key Check ModeE 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 lD O K E t T m pS S Y D R U NE s C l r Laser Power CheckO O K E s u m eREC Digital Section DiagramsBlock Diagram Servo Section Signal PathSignal 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 SN761056ADBTIC602 IC601IC902 IC603IC605 XC6367B103MR IC803 XC6383C301MR IC901 IC804 RV5C348A-E2IC PIN Function Description VSC0 VDC0Swdt SclkIxoe VDIO1VSIO1 XrasVDC4 XlrfApcref LddrWrpwr Sync RECPause KEY SenseGND SW FfclrSleep TSB EdgeREC KEY Half LockRMC KEY SET KEYHK, CH, JEW Section Exploded ViewsPanel Section MZ-R90 Chassis section Not supplied Panel Section MZ-R91102 103 104 108 109 Chassis Section101 105 113 112 114 106 110 107 111 109 MD-MECHANISM Deck Section Main Electrical Parts ListCAP, Chip Ceramic Chip 5PFIC MPC17A56FTAEB ConnectorFILTER, Chip EMI Common Mode CXD2660GATransistor ZDT6718TA FET HAT2051T-ELFET HAT2050T-EL FETOPEN/CLOSE Detect SwitchComposition Circuit Block Miscellaneous SWITCH, Slide HoldSWITCH, Slide Synchro REC Thermistor TH901 1-803-795-21 THERMISTOR, Positive VibratorSubject Addition of Korean Model Correction MZ-R90/R91Hong Kong Model Korean Model Electrical Parts ListExploded Views Indicates changed portion.EXPLODED Views 112 105 106 #114151 176 @ IC MPC18A31FTAEB IC MPC17A56FTA