2222 | Sony MX-E501 specification

MZ-E501

6-6. SCHEMATIC DIAGRAM – MAIN SECTION (3/3) – • See page 23 for IC Block Diagrams.

(INFO)

IC B/D

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Image 22

Sony MX-E501 service manual 2222

Contents

Specifications MZ-E501 Diagrams Table of ContentsDisassembly Exploded Views Section Servicing Notes Section General Location and Function of Controls Group Section Disassembly Case ASSY, Holder Assy Mechanism Deck Bracket Assy Main Board Optical PICK-UP Assy LCX-4E Setting the Test Mode Section Test ModeGeneral Overall Adjustment Mode Manual ModeHow to set the Manual mode SELF-DIAGNOSTIC Display Mode Self-diagnostic mode Setting the Key Check mode KEY Check ModeSound Skip Check Result Display Mode EIB Manual Power Adjustments Section Electrical AdjustmentsReset NV Electrical offset adjustment method Vc PWM Duty H adjustment methodOverall CD and MO adjustment method Overall CD and MO adjustment items Resume clear method MZ-E501 Section Diagrams Waveforms Block Diagram Main Board Printed Wiring Board Main Section Side a Semiconductor Printed Wiring Board Main Section Side B Side B Oprledgh MZ-E501 2222 IC Block Diagrams IC301 TA2131FL EL IC901 XPC18A32FCR2 IC PIN Function Description Oprledrl OprledglXtest MIFVSS3 DSPVDD0 AVS2 AvssAPC DSPVSS0 Spcu DSPVDD2DSPVSS1 Spcv MCUVSS0 TEST1, TEST0SSB CLK VL PWM REC LED LCD STBLCD RST TSB SLV CHK Section Exploded Views Main Section Mechanism Section 5961 Electrical Parts List Main Section XPC18A32FCR2 Ver 1.1 Memo MZ-E501 How to distinguish the sets Before change After change ¥ Signal path Main Board Main Board + Line Tantalums Schematic Diagram Main /3 See page 9 for IC Block Diagrams IC Block Diagrams IC901 XPC18A32FCR2 Signal C input from the optical pick-up detector IC601 CXD2671-207GA System Control AVS2 Avss DSPVDD2 188,189 Not used open 190 LCD STB 1uF 10% C102 126-246-11 IC XPC18A32FCR2 SWITCH, Tactile VOL− Revision History Ver Date Description of Revision