Sony MDS-JE530 service manual 61

Page 49

Pin No.	Pin Name	I/O	Description

90	FS4	O	Clock signal (176.4 kHz) output terminal (X’tal system) Not used (open)

91	SRDR	O	Sled servo drive PWM signal (–) output to the BH6511FS (IC152)

92	SFDR	O	Sled servo drive PWM signal (+) output to the BH6511FS (IC152)
93	SPRD	O	Spindle servo drive PWM signal (–) output to the BH6511FS (IC152)
94	SPFD	O	Spindle servo drive PWM signal (+) output to the BH6511FS (IC152)

95	FGIN	I (S)

96	TEST1	I	Input terminal for the test (fixed at “L”)

97	TEST2	I
97	TEST2	I

98	TEST3	I
99	DVSS	—	Ground terminal (digital system)
100	EFMO	O	EFM signal output terminal when recording mode

* I (S) stands for schmitt input, I (A) for analog input, O (3) for 3-state output, and O (A) for analog output in the column I/O.

– 61 –

Image 49

Contents SERVICE MANUAL SPECIFICATIONSSupplied accessories MDS-JE530– 2 – SELF-DIAGNOSISFUNCTIONTable of Error Codes Items of Error History Mode Items and Contents– 3 – Selecting the Test Mode6.DIAGRAMS TABLE OF CONTENTSDISASSEMBLY ELECTRICAL ADJUSTMENTSNotes on chip component replacement Flexible Circuit Board Repairing– 5 – ADVARSELJIG FOR CHECKING BD BOARD WAVEFORM – 6 –Record Precedure – 7 –Display Precedure – 8 – CHECKS PRIOR TO PARTS REPLACEMENT AND ADJUSTMENTSRETRY CAUSE DISPLAY MODE – 9 –Precedure Fig. 1 Reading the Test Mode DisplayHexadecimal nBinary Conversion Table – 10 –Reading the Display – 11 – SECTION GENERALLOCATION OF CONTROLS This section is extracted from instruction manualPage – 13 – SECTION DISASSEMBLYCASE FRONT PANEL SECTIONMAIN BOARD – 14 –MECHANISM DECK SECTTION MDM-5D SLIDER CAM – 15 –BASE UNIT MBU-5D,BD BOARD SW BOARD, LOADING MOTOR M103 – 16 –2. SETTING THE TEST MODE 1. PRECAUTIONS FOR USE OF TEST MODESECTION TEST MODE – 17 –5. SELECTING THE TEST MODE – 18 –5-1.Operating the Continuous Playback Mode – 19 –5-3. Non-VolatileMemory Mode EEP MODE 6. FUNCTIONS OF OTHER BUTTONS – 20 –7. TEST MODE DISPLAYS MEANINGS OF OTHER DISPLAYS – 21 –1.PARTS REPLACEMENT AND ADJUSTMENT SECTION ELECTRICAL ADJUSTMENTS– 22 – 4. PRECAUTIONS FOR ADJUSTMENTS 2. PRECAUTIONS FOR CHECKING LASER DIODE EMISSIONLaser power meter – 23 –6-2.Laser Power Check Checking ProcedureSpecification – 24 –CD Error Rate Check 6-5.C PLAY Checking MO Error Rate Check– 25 – 6-4.Focus Bias Check9. TEMPERATURE COMPENSATION OFFSET ADJUSTMENT 7. INITIAL SETTING OF ADJUSTMENT VALUE10. LASER POWER ADJUSTMENT Setting Procedure– 27 – 11. TRAVERSE ADJUSTMENTSpecification Adjusting Procedure– 28 – 12.FOCUS BIAS ADJUSTMENTAdjusting Procedure 15.AUTO GAIN CONTROL OUTPUT LEVEL ADJUSTMENT 13.ERROR RATE CHECK13-1.CD Error Rate Check 13-2.MO Error Rate Check– 30 – Adjustment Location– BD BOARDSide A – – BD BOARDSide B –6-1.BLOCK DIAGRAM – MD SERVO Section – MDS-JE530 SECTION DIAGRAMS– 31 – – 32 –MDS-JE530 6-2.BLOCK DIAGRAM – MAIN Section –– 33 – – 34 –Note on Printed Wiring Board – 35 –Note on Schematic Diagram • Circuit Boards Location – 36 –– 38 – 6-4.PRINTED WIRING BOARD – BD Board –•See page 36 for Circuit Boards Location •Semiconductor Location– 40 – – 39 –MDS-JE530 – 41 – 6-6.SCHEMATIC DIAGRAM – BD Board 2/2 – See•– 42 – MDS-JE5306-8.PRINTED WIRING BOARD – SW Board – 6-7.SCHEMATIC DIAGRAM – SW Board –– 43 – – 44 –– 45 – 6-9.PRINTED WIRING BOARD – MAIN Board – See•– 46 – page 36 for Circuit Boards Location– 48 – – 47 –MDS-JE530 Page Page 41 Page– 50 – – 49 –MDS-JE530 – 52 – – 51 –MDS-JE530 • Semiconductor Location– 54 – – 53 –MDS-JE530 Page 47 Page– 55 – •IC Block Diagrams – BD Board –– 56 – IC101IC310 – 57 –M5293L IC4316-14.IC PIN FUNCTION DESCRIPTION – 58 –•BD BOARD IC121 CXD2656R – 59 –– 60 – – 61 – •MAIN BOARD IC501 M30624MG-207FPSYSTEM CONTROLLER – 62 –– 63 – – 64 – – 65 – SECTION EXPLODED VIEWS1CHASSIS SECTION 66 61 61 2FRONT PANEL SECTION 61 64 61 63 6151 53 59 54 523MECHANISM SECTION MDM-5D 213 207 – 67 –202 201 223 2074BASE UNIT SECTION MBU-5D 252 – 68 –263 270 254 253– 69 – SECTION ELECTRICAL PARTS LIST– 70 – DISPLAY– 71 – KEY SWDISPLAY – 72 – MAINKEY SW MAIN – 73 –MAIN – 74 –– 75 – POWER SWMAIN – 76 – MDS-JE530Sony Corporation 9-928-824-11

Related manuals

Manual 160 pages 14.46 Kb