Sony MZ-R91 service manual IC603, IC605 XC6367B103MR IC803 XC6383C301MR, IC902

Page 28

IC603

MPC18A20MTAEL

 

 

 

 

 

 

 

 

 

 

 

 

 

RF

SS

DTC

NC

PGNDLG

VB

VIN

C1H

VGH

C1L

VCC

CK

 

COSC

MODE 1

MODE 2

 

 

30

29

28

27

26

25

24

23

22

21

20

19

 

18

17

16

 

 

 

 

 

 

 

 

 

 

 

 

CLK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CHARGE PUMP

 

 

 

SAW

CONTROL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LOGIC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRE DRIVER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OSC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

EN

ENB

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SAW

 

 

 

 

 

 

 

 

 

COMP

 

 

 

 

 

 

 

GEN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CLK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SAW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VREF

COMP

 

PRE

 

 

EFM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DRIVER

 

 

LOGIC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BIAS

 

 

 

OP

 

 

 

 

 

 

 

 

 

 

 

 

 

VREF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

2

3

4

5

6

7

8

9

10

11

12

 

13

14

15

 

 

INM

ERRID

ERRIV

GND

VSET

VG

VGI

PGNDG

PGNDB

HB

HA

PGNDA

 

GND

EFM

VERF

 

 

IC605

XC6367B103MR

 

 

 

 

 

 

 

IC803

XC6383C301MR

 

 

 

 

SLOW

 

 

 

 

 

 

 

 

CE

1

CHIP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ENABLE

 

 

 

 

 

 

START

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VDD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

REFERENCE

 

 

VLX

 

 

 

 

 

 

 

 

VREF

VLX LIMITER

5

LX

 

 

 

 

LIMITER

 

 

 

 

 

VOUT

2

 

 

 

VOLTAGE

 

 

 

 

 

 

 

 

 

 

 

 

 

VDD

 

 

 

 

 

 

 

 

 

 

 

 

 

BUFFER

 

 

 

 

PHASE

PWM/PFM

BUFFER

5

EXT

 

 

 

 

CONTROL

+

2STEP PFM CONTROL

VOUT

1

COMPARATOR

 

 

 

OSC 100kHz

 

 

 

–

OSC 100/180kHz

 

 

–

 

 

 

 

NC 3

4 VSS

 

 

 

 

 

 

+

 

VDD

2

+

 

 

 

 

 

 

 

 

 

–

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4

GND

 

 

CE 3

CHIP

ENABLE

IC902

RN5RG25AA-TR

 

 

GND

1

 

 

 

VDD

2

VREF

5

CE

 

 

 

 

 

 

–

4

EXT

 

 

+

 

 

 

 

VOUT

3

 

 

 

– 44 –

Page 27 Page 29
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Page 27 Page 29
Contents NEW SpecificationsLCX-2R Table of Contents DiagramsExploded Views Electrical Parts List Flexible Circuit Board RepairingSection Servicing Notes EepromHeadphones with a remote control RM-MZ2S SectionGeneral Location of ControlsPanel ASSY, Bottom Section DisassemblyUpper Panel Section MZ-R90 LCD MODULE, BUTTON, CONTROL, Service ASSY, Upper PanelMZ-R91 Main BOARD, Case ASSY, Battery Belt ASSY, OrnamentalService ASSY, OP Chassis ASSY, SET, MD Mechanism Deck MT-MZR90-165Holder Assy Motor Flexible BoardMOTOR, DC Sled M602 Test Mode Setting Method of Test ModeOperation in Setting the Test Mode Releasing the Test ModeManual Mode Configuration of Test ModeA n u a l Overall Adjustment Mode 011 0 F F J 0011 0 6 3 B 0 011 0 5 9 a 0Sound Skip Check Result Display Mode Setting method of Sound Skip Check Result Display ModeT a t T r ySelf-Diagnosis Display Mode 000 1 s tDescription of Error Indication Codes Clearing Self-Diagnosis Data and Total Recording TimeDescription of Indication History RECKey Check Mode Key IndicationSection Electrical Adjustments E s NE s O K ? E sC l P W M C h P W MR h V c l R h V c hE t T m p S S YD R U N D O KLaser Power Check O O KE s u m e E s C l rSection Diagrams Block Diagram Servo SectionSignal Path REC DigitalBlock Diagram KEY CONTROL/DISPLAY/POWER Supply Section Block Diagram A/D, D/A CONVERTER, Audio SectionSignal Path Play Analog OUT REC Analog REC Digital Semiconductor Location Printed Wiring BoardJEW MZ-R90/R91 IC Block Diagrams IC301 WaveformsIC501 SN761056ADBT IC304, 305 RN5RZ25AA-TRIC601 IC602IC605 XC6367B103MR IC803 XC6383C301MR IC603IC902 IC804 RV5C348A-E2 IC901IC PIN Function Description VDC0 SwdtSclk VSC0VDIO1 VSIO1Xras IxoeXlrf ApcrefLddr VDC4Sync REC Pause KEYSense WrpwrFfclr SleepTSB Edge GND SWHalf Lock RMC KEYSET KEY REC KEYPanel Section MZ-R90 Section Exploded ViewsHK, CH, JEW Panel Section MZ-R91 Chassis section Not supplied101 105 113 112 114 106 110 107 111 109 Chassis Section102 103 104 108 109 MD-MECHANISM Deck Section Electrical Parts List MainCeramic Chip 5PF CAP, ChipConnector FILTER, Chip EMI Common ModeCXD2660GA IC MPC17A56FTAEBFET HAT2051T-EL FET HAT2050T-ELFET Transistor ZDT6718TAComposition Circuit Block SwitchOPEN/CLOSE Detect SWITCH, Slide Hold SWITCH, Slide Synchro RECThermistor TH901 1-803-795-21 THERMISTOR, Positive Vibrator MiscellaneousMZ-R90/R91 Subject Addition of Korean Model CorrectionExploded Views Electrical Parts ListHong Kong Model Korean Model 151 176 @ 112 105 106 #114Indicates changed portion.EXPLODED Views IC MPC17A56FTA IC MPC18A31FTAEB
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