How to distinguish the sets | Sony MX-E501 specs

MZ-E501

How to distinguish the sets

Parts code of printed wiring board are changed.

	Before change		After change
Part No.	Description	Part No.	Description
1-681-868-11	MAIN BORD	1-681-868-12	MAIN BORD

Location of parts code on changed printed wiring board.

MAIN BOARD (SIDE B)

Before change: 1-681-868-11

After change: 1-681-868-12

2

Image 38

Sony MX-E501 service manual How to distinguish the sets, Before change After change

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 General Section Test ModeSetting the Test Mode How to set the Manual mode Manual ModeOverall Adjustment Mode SELF-DIAGNOSTIC Display Mode Self-diagnostic mode Setting the Key Check mode KEY Check ModeSound Skip Check Result Display Mode EIB Reset NV Section Electrical AdjustmentsManual Power Adjustments Overall CD and MO adjustment method Vc PWM Duty H adjustment methodElectrical offset 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