Sony MX-E501 service manual MZ-E501

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6-5. SCHEMATIC DIAGRAM – MAIN SECTION (2/3) – • See page 23, 24 for IC Block Diagrams.

IC B/D

MZ-E501

IC B/D

C956

0.1

2121

Image 21

Contents MZ-E501 SpecificationsDisassembly Table of ContentsDiagrams Exploded ViewsSection Servicing Notes Location and Function of Controls Group Section GeneralCase ASSY, Holder Assy Section DisassemblyBracket Assy Mechanism DeckOptical PICK-UP Assy LCX-4E Main BoardSection Test Mode Setting the Test ModeGeneral Manual Mode Overall Adjustment ModeHow to set the Manual mode Self-diagnostic mode SELF-DIAGNOSTIC Display ModeSound Skip Check Result Display Mode KEY Check ModeSetting the Key Check mode EIBSection Electrical Adjustments Manual Power AdjustmentsReset NV Vc PWM Duty H adjustment method Electrical offset adjustment methodOverall CD and MO adjustment method Resume clear method Overall CD and MO adjustment itemsMZ-E501 Waveforms Section DiagramsMain Board Block DiagramSemiconductor Printed Wiring Board Main Section Side aSide B Printed Wiring Board Main Section Side BOprledgh MZ-E501 2222 IC301 TA2131FL EL IC Block DiagramsIC901 XPC18A32FCR2 IC PIN Function Description Xtest OprledglOprledrl MIFVSS3APC AVS2 AvssDSPVDD0 DSPVSS0DSPVSS1 DSPVDD2Spcu SpcvSSB CLK TEST1, TEST0MCUVSS0 VL PWMLCD RST LCD STBREC LED TSB SLV CHKMain Section Section Exploded Views5961 Mechanism SectionSection Electrical Parts List MainXPC18A32FCR2 Ver 1.1 Memo MZ-E501 Before change After change How to distinguish the sets¥ 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− Ver Date Description of Revision Revision History