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Sony MZ-N1 service manual Revision History, Date, Description of Revision, 2002.01

Models: MZ-N1

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MZ-N1

REVISION HISTORY

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Ver.	Date	Description of Revision

1.0	2002.01	New

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Sony MZ-N1 service manual Revision History, Date, Description of Revision, 2002.01

Contents

MZ-N1 PORTABLE MINIDISC RECORDERAEP Model UK ModelMZ-N1 BatteriesStere o Stere o Stereo BatteriesNotes on chip component replacement Flexible Circuit Board RepairingMZ-N1 UNLEADED SOLDERMZ-N1 SECTION SERVICING NOTES NOTES ON LASER DIODE EMISSION CHECKNOTES ON HANDLING THE OPTICAL PICK-UPBLOCK LCX-5R OPTICAL PICK-UPFLEXIBLE BOARD12 The headphones/earphones with a remote control The display window of the remote controlSECTION GENERAL Looking at controls MZ-N1MZ-N1 SECTION DISASSEMBLY 3-1.DISASSEMBLY FLOW3-2.BOTTOM PANEL ASSY MZ-N13-3.UPPER PANEL SECTION MZ-N1 3-4.LCD MODULE, UPPER PANEL ASSY3-5.MAIN BOARD SECTION 1four screws3-6.BATTERY CASE ASSY, MAIN BOARD 2 battery case assy 3 main boardMZ-N1 3-7.MD MECHANISM DECK MT-MZN1-171,CHASSIS ASSY3-8.OP SERVICE ASSY LCX-5R MZ-N12 gear SA 5 screw M1.4MZ-N1 3-9.HOLDER ASSY3-10.DC MOTOR SLED M602 3 Remove the concave portionMZ-N1 4three screws M1.4 5 DC SSM18B motor spindle M601Setting Method of Test Mode Operation in Setting the Test ModeMZ-N1 SECTION TEST MODE OutlineConfiguration of Test Mode 000M a n u a lMZ-N1 Manual Mode011 L r e f P w 011C 6 8 S011O F F J 0110 6 3 BReset the Error Display Code Description of error indication codesSetting method of reset the error display code MZ-N1000P * * R 000 rPLAY 888 SET OK888 RMC OK 000 FF021Reset MZ-N1 SECTION ELECTRICAL ADJUSTMENTSSetting method of NV reset Change of NV adjusted values version336 AbcdGn 873 V6 num Adjustment sequence Adjustment method of Vc PWM Duty L item numberAdjustment method of Vc PWM Duty H item number Adjustment method of Vl PWM Duty L item numberTemperature Correction Laser Power CheckAdjustment method of Vd PWM Duty item number Adjustment method of temperature correctionMZ-N1 MAIN Board Conductor SideIC301 IC551Configuration of overall adjustment mode Overall adjustment mode title displayElectrical offset adjusting method 000 AssyCD and MO overall adjustment items Resume clear setting method000 *** NG 000 CD OKMZ-N1 PreparationPre-check Rewriting the patch dataMZ-N1 6.Click the Write + Verify button8. Click the Usb Disconnect button MZ-N111.Remove the set from the USB cradle MZ-N1 SECTION DIAGRAMS SIGNAL PATHREC DIGITAL IN USB CHECK OUTSIGNAL PATH MZ-N1A B E C PLAYBACKMZ-N1 Note on Printed Wiring Board Note on Schematic DiagramSignal path E PLAYBACK j REC ANALOG IN MZ-N1MZ-N1 MZ-N1 1 A B CSee page 41 for IC Block Diagrams SCHEMATIC DIAGRAM - MAIN Board 1/4MZ-N1 MZ-N1 Page MZ-N1Page line with mark 0are critical for safety MZ-N1Page PageMZ-N1 Waveforms1 IC501 1 TE 840 mVp-pIC Block Diagrams IC301 AK5354VT-E2 MZ-N1IC302 AN17020A-VB IC303 NJM2173APC1 TE2MZ-N1 IC501 SN761057AMZ-N1 IC551 SC111258FCR2MZ-N1 IC601 XPC18A22AFCR2IC901 XPC18A32AFCR2 MZ-N1IC902 XC6368D101MR MZ-N1 IC501 SN761057A RF AMP, FOCUS/TRACKING ERROR AMP6-11.IC PIN FUNCTION DESCRIPTION MZ-N1 Not usedMZ-N1 Data input terminalMZ-N1 LCD RSTMZ-N1 VDIOSCMZ-N1 Data input from the external A/D converterAddress signal output terminal for D-RAM MZ-N1MZ-N1 SECTION EXPLODED VIEWS 7-1.UPPER PANEL SECTION2 3 bottom panel sectionMZ-N1 7-2.BOTTOM PANEL SECTIONMZ-N1 7-3.CHASSIS SECTION108 102MZ-N1 7-4.MAIN BOARD SECTION 155 156MZ-N1 7-5.MD MECHANISM DECK SECTION MT-MZN1-171SECTION ELECTRICAL PARTS LIST MZ-N1 MAINMZ-N1 MAINMZ-N1 MAIN Ref. NoMAIN MZ-N1Ref. No MZ-N1 MAIN Ref. NoMZ-N1 REVISION HISTORY MZ-N1Date Description of Revision