Sony MX-E501 service manual Resume clear method, Overall CD and MO adjustment items

Page 14

MZ-E501

3.If NG in the overall CD adjustments, return to Reset NV and perform from the electrical offset adjustment again.

LCD display

000XXX NG

XXX:NG item No.

4.If OK through the overall CD adjustments, then perform overall MO adjustments.

LCD display

XXXCD OK

5.Insert MO disc in the set, and press > N key to set the Overall MO Adjustment mode. Automatic adjustments are made.

LCD display

XXXMO RUN

XXX:Item No. for which an adjustment is being executed.

6.If NG in the overall MO adjustments, return to Reset NV and perform the adjustment again.

LCD display

000XXX NG

XXX:NG item No.

7.If OK through the overall MO adjustments, press x key to return to the TEST MODE and terminate the Overall Adjustment mode.

LCD display

000MO OK

5-5-3.Resume clear method

1.Setting the test mode.

2.Set the Manual mode and set the item No.043(RESUME Clear). LCD display

043 Resume CC

3.Press the X key. LCD display

043 Res ***

After reset is completed

LCD display

043 Res Clr

5-5-4. Overall CD and MO adjustment items

1. Overall offset adjustment

Item No.

Contents

030

GRV setting • Sarvo OFF • Head UP

035Laser ON/OFF electrical offset difference measurement

Completed

2. Overall CD adjustment items

Item No.

Contents

761VC,VR power voltage High/Low selection

300HPIT setting • Sarvo OFF

561SLED move to inside

562SLED move to outside

High reflection CD electrical offset adjustment

312Laser ON • Focus UP • VC correction ALFA offset adjustment

313IJ offset adjustment

314FE offset adjustment

HPIT adjustment

320 Focus servo ON

324TE offset adjustment 1

321TE gain adjustment

328TWPP gain adjustment

324TE offset adjustment 1

332TE offset adjustment 2

330Tracking servo ON

336ABCD gain adjustment

337KF gain correction

338RF gain adjustment

344FCS gain adjustment

345TRK gain adjustment

521Two-axis sensitivity adjustment (inside)

522Two-axis sensitivity adjustment (outside)

341Focus bias adjustment

300HPIT setting • servo OFF

Completed

3. Overall MO adjustment items

Item No.

Contents

761VC,VR power voltage High/Low selection

100R_GV setting

Low reflect MO offset adjustment

112Laser ON • Focus UP • VC correction ALFA offset adjustment

113IJ offset adjustment

114FE offset adjustment

118Wpp denominator adjustment LPIT adjustmet

200LPIT setting • servo OFF

561SLED move to inside

220Focus servo ON

224TE offset adjustment 1

221TE gain adjustment

224TE offset adjustment 1

232TE offset adjustment 2

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Contents Specifications MZ-E501Diagrams Table of ContentsDisassembly Exploded ViewsSection Servicing Notes Section General Location and Function of Controls GroupSection Disassembly Case ASSY, Holder AssyMechanism Deck Bracket AssyMain Board Optical PICK-UP Assy LCX-4EGeneral Section Test ModeSetting the Test Mode How to set the Manual mode Manual ModeOverall Adjustment Mode SELF-DIAGNOSTIC Display Mode Self-diagnostic modeSetting the Key Check mode KEY Check ModeSound Skip Check Result Display Mode EIBReset 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 methodMZ-E501 Section Diagrams WaveformsBlock Diagram Main BoardPrinted Wiring Board Main Section Side a SemiconductorPrinted Wiring Board Main Section Side B Side BOprledgh MZ-E501 2222 IC Block Diagrams IC301 TA2131FL ELIC901 XPC18A32FCR2 IC PIN Function Description Oprledrl OprledglXtest MIFVSS3DSPVDD0 AVS2 AvssAPC DSPVSS0Spcu DSPVDD2DSPVSS1 SpcvMCUVSS0 TEST1, TEST0SSB CLK VL PWMREC LED LCD STBLCD RST TSB SLV CHKSection Exploded Views Main SectionMechanism Section 5961Electrical Parts List Main SectionXPC18A32FCR2 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