Manuals / Sony / Home Audio / Stereo System

Sony MDS-PC3 Functions Of Other Buttons, Test Mode Displays, Mode display, Error rate display

Models: MDS-PC3

1 62

Download 62 pages 63.95 Kb

Page 22

4-6. FUNCTIONS OF OTHER BUTTONS

4-6. FUNCTIONS OF OTHER BUTTONS

	Function	Contents

	PLAY	Sets continuous playback when pressed in the STOP state. When pressed during continuous
	PLAY	playback, the tracking servo turns ON/OFF.
		playback, the tracking servo turns ON/OFF.

	STOP	Stops continuous playback and continuous recording.

	FF	The sled moves to the outer circumference only when this is pressed.

	FR	The sled moves to the inner circumference only when this is pressed.

	SCROLL	Switches between the pit and groove modes when pressed.

	PLAYMODE	Switches the spindle servo mode (CLV S y CLV A).

	DISPLAY	Switches the displayed contents each time the button is pressed.

	x/Z “PGM”	Ejects the disc.

	x/Z	Exits the test mode.

	REPEAT	Resets the software.

	REC	Switches between recording start and stop if all servos are ON

	CLEAR	Differentiates the disc type (High reflective aluminum: CD/low reflection: MD)

	TIME	Switches between the error rate and motor modes

4-7. TEST MODE DISPLAYS

Each time the DISPLAY button is pressed, the display changes in the following order.

When CPLAY and CREC are started, the display will forcibly be switched to the error rate display as the initial mode.

1. Mode display

Displays “TEMP ADJUST” (C03), “CPLAY1MODE” (C34), etc.

2. Error rate display

Displays the error rate in the following way.

C = AD =

C = Indicates the C1 error.

AD = Indicates ADER.

3. Address display

The address is displayed as follows. (MO:recordable disc, CD:playback only disc) Pressed the SCROLL button, the display switches from groove

to pit or vice versa.

h = s = (MO pit and CD)

h = a = (MO groove) h = Indicates the header address.

s = Indicates the SUBQ address. a = Indicates the ADIP address.

Note: “–” is displayed when the address cannnot be read.

Mode display

Error rate display

Address display

Auto gain display (Not used in servicing)

Detrack check display (Not used in servicing)

IVR display (Not used in servicing)

C1 error and Jitter display

(Not used in servicing)

AD error and Jitter display

(Not used in servicing)

22

Image 22

Sony MDS-PC3 Functions Of Other Buttons, Test Mode Displays, Mode display, Error rate display, Address display

Contents

MDS-PC3 SPECIFICATIONSSERVICE MANUAL MINIDISC DECKSELF-DIAGNOSISFUNCTION Self-DiagnosisFunctionITEMS OF ERROR HISTORY MODE ITEMS AND CONTENTS Selecting the Test Mode6. DIAGRAMS TABLE OF CONTENTS3. DISASSEMBLY Table of Error CodesFlexible Circuit Board Repairing SECTION SERVICE NOTESNotes on chip component replacement SAFETY CHECK-OUTJIG FOR CHECKING BD BOARD WAVEFORM Record Precedure Display PrecedureMAIN BOARD Component Side CHECKS PRIOR TO PARTS REPLACEMENT AND ADJUSTMENTSFORCED RESET ProcedureReading the Display RETRY CAUSE DISPLAY MODEProcedure ExampleHexadecimal t Binary Conversion Table Reading the DisplayClearing the Retry Record GENERAL Remote Parts DescriptionFront Panel Parts Description SECTIONWhile the deck is recording Using the DisplayWhen you insert an MD While the deck is playingHooking Up Connecting the MD deck to a personal computerConnecting the MD deck with an audio component When recording from an analog3-1.CASE U SECTION DISASSEMBLY3-2.MD MECHANISM DECK MDM-7A 3-3.MAIN BOARD 3-4.OVER LIGHT HEAD HR901, BD MD BOARD3-6.LOADING MOTOR ASSY M103 3-5.HOLDER ASSY2 claw 3-7.SLED MOTOR ASSY M102, SLIDER 3-8.OPTICAL PICK-UPMD KMS-260B/JIN3-9.SPINDLE MOTOR ASSY M101 2motor assy, spindle M101 1 screw M 1.7, tapping4-2.SETTING THE TEST MODE SECTION TEST MODE4-1.PRECAUTIONS FOR USE OF TEST MODE 4-3.EXITING THE TEST MODE4-5.SELECTING THE TEST MODE 4-5-1.Operating the Continuous Playback Mode 2. Error rate display 4-7.TEST MODE DISPLAYS1. Mode display 4-6.FUNCTIONS OF OTHER BUTTONS4-9.AUTOMATIC SELF-DIAGNOSISFUNCTION 4-8.MEANINGS OF OTHER DISPLAYS4-10.INFORMATION 5-1.PARTS REPLACEMENT AND ADJUSTMENT SECTION ELECTRICAL ADJUSTMENTSCheck before replacement Adjustment flow 5-4.PRECAUTIONS FOR ADJUSTMENTS 5-2.PRECAUTIONS FOR CHECKING LASER DIODE EMISSIONOptical pick-upflexible board 5-6-2.Laser Power Check 5-5.USING THE CONTINUOUSLY RECORDED DISC5-6-1.Temperature Compensation Offset Check 5-6.CHECKS PRIOR TO REPAIRS5-6-6.Traverse Check 5-6-7.Focus Bias Check 5-6-4.Auto Check5-6-5.Other Checks 5-6-8.C PLAY Check5-6-7.Focus Bias Check 5-6-8.C PLAY Check MO Error Rate CheckCD Error Rate Check 5-6-9. Self-Recording/playbackCheck5-10.LASER POWER ADJUSTMENT 5-7.INITIAL SETTING OF ADJUSTMENT VALUE5-9.TEMPERATURE COMPENSATION OFFSET ADJUTMENT 5-8.RECORDING AND DISPLAYING Iop INFORMATION5-11.Iop NV SAVE 5-12.TRAVERSE ADJUSTMENTSpecified Value 5-13.FOCUS BIAS ADJUSTMENT 5-14-1.CD Error Rate Check 5-14.ERROR RATE CHECK5-16.AUTO GAIN CONTROL OUTPUT LEVEL ADJUSTMENT 5-14-2.MO Error Rate CheckBD BOARD SIDE B 5-17.ADJUSTING POINTS AND CONNECTING POINTSBD BOARD SIDE A CN101 D101For printed wiring boards SECTION 6 DIAGRAMSFor schematic diagrams • Indication of transistor6-1.BLOCK DIAGRAMS – BD SECTION – MDS-PC3MDS-PC3 – MAIN SECTION –x / Z • Semiconductor 6-2.PRINTED WIRING BOARD – BD SECTION –Location •SemiconductorPIN FUNCTION 40 40MDS-PC3 MDS-PC3 PIN FUNCTIONLocation 6-5.PRINTED WIRING BOARD – MAIN SECTION –MDS-PC3 LocationMDS-PC3 PIN FUNCTONMDS-PC3 Location 6-8.PRINTED WIRING BOARD – PANEL SECTION –MDS-PC3 LocationMDS-PC3 IC151 CXD2662R BD BOARD 6-10.IC BLOCK DIAGRAMSIC101 CXA2523AR BD BOARD IC141 BH6511FS BD BOARDIC440 IC400MAX1626ESA-TE2MAIN BOARD LB1830M-S-TE-LMAIN BOARDIC503 IC420M62016FP-E1MAIN BOARD BH3541F-E2MAIN BOARD6-11.IC PIN FUNCTIONS • IC101 CXA2523AR RF Amplifier BD BOARDMNT0 FOK MVCI Pin Name • IC300 M30805SGP MAIN BOARDPin No FunctionSHCK MNT1 15 14 SECTION EXPLODED VIEWS7-1.CHASSIS SECTION 17 11 8313 315 316 305 7-2.MECHANISM SECTION-1 MDM-7A 312 311 314 310309 321 319 302 320354362 352 7-3.MECHANISM SECTION-2 MDM-7A 359358 360 356 357 367 368 361 353 353SECTION ELECTRICAL PARTS LIST Ref. No MAIN MAIN Ref. NoPANEL MAIN9-929-545-11Sony Corporation MDS-PC3 PANELAudio Entertainment Group