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MDS-S50 specifications SPINDLE MOTER ASSY M101, MDS-JE470, 2Spindle motor ASSY M101
Models:
MDS-S50
1
19
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Specs
Parts list
MDS-JE470 SECTION DIAGRAMS
Notes on chip component replacement
1Wire flat type 17core CN3 5Claw
Forced Reset
MDS-JE470 SECTION DISASSEMBLY
Procedure
Error rate display
MDS-JE470 SECTION ELECTRICAL ADJUSTMENTS
Page 19
Image 19
MDS-JE470
3-12.
SPINDLE MOTER ASSY (M101)
2
Spindle motor ASSY (M101)
1
Three screws (M1.7), tapping
19
Page 18
Page 20
Page 19
Image 19
Page 18
Page 20
Contents
MDS-JE470
SPECIFICATIONS
I nputs
Outputs
Supplied accessories
MDS-JE470
SELF-DIAGNOSISFUNCTION
General Power requirements
MDS-JE470
ITEMS OF ERROR HISTORY MODE ITEMS AND CONTENTS
Selecting the Test Mode
7. EXPLODED VIEWS
TABLE OF CONTENTS
3. DISASSEMBLY
6. DIAGRAMS
Notes on chip component replacement
MDS-JE470 SECTION SERVICE NOTES
SAFETY CHECK-OUT
LEAKAGE
MDS-JE470
JIG FOR CHECKING BD BOARD WAVEFORM
Record Precedure
MDS-JE470
Display Precedure
KSN-260E
OPTICAL PICK-UPBLOCK TYPE DISCRIMINATION
MDS-JE470
KSN-260B
Procedure
CHECKS PRIOR TO PARTS REPLACEMENT AND ADJUSTMENTS
FORCED RESET
@CN406
Procedure
RETRY CAUSE DISPLAY MODE
MDS-JE470
Hexadecimal t Binary Conversion Table
MDS-JE470
Reading the Display
Reading the Display
Parts Identification
MDS-JE470 SECTION GENERAL
BUTTON DESCRIPTIONS
Main unit
3-1.DISASSEMBLY FLOW
MDS-JE470 SECTION DISASSEMBLY
1Wire flat type 17core CN3 5Claw
3-2.UPPER CASE
3-3.FRONT PANEL SECTION
3Connector CN830 2 Connector CN390
2 Wire flat type 23core CN1
3-4.MAIN BOARD
3-5.PT BOARD, VOL-SELBOARD SP model
6Two screws +BVTP3x8 3 Connector CN400
4 Remove the solder five portion
3-6.MECHANISM DECK SECTION MDM-7A
3-7.OVER LIGHT HEAD HR901, BD BOARD
MDS-JE470
2 Claw
3-8.HOLDER ASSY
3-9.LOADING MOTOR ASSY M103
MDS-JE470
5 Remove the claw Shift the slider in the arrow
3-10.SLED MOTOR ASSY M102, SLIDER
3-11.OPTICAL PICK-UP
MDS-JE470
1 Three screws M1.7, tapping
3-12.SPINDLE MOTER ASSY M101
MDS-JE470
2Spindle motor ASSY M101
4-3.EXITING THE TEST MODE
4-1.PRECAUTIONS FOR USE OF TEST MODE
4-2.SETTING THE TEST MODE
MDS-JE470 SECTION TEST MODE
Group
4-5.SELECTING THE TEST MODE
MDS-JE470
Display
4-5-1.Operating the Continuous Playback Mode
MDS-JE470
MDS-JE470
4-6.FUNCTIONS OF OTHER BUTTONS
4-7.TEST MODE DISPLAYS
2. Error rate display
4-10.INFORMATION
4-11.WHEN MEMORY NG IS DISPLAYED
4-8.MEANINGS OF OTHER DISPLAYS
4-9.AUTOMATIC SELF-DIAGNOSISFUNCTION
5-1.PARTS REPLACEMENT AND ADJUSTMENT
MDS-JE470 SECTION ELECTRICAL ADJUSTMENTS
Check before replacement
MDS-JE470
Adjustment flow
Optical pick-upflexible board
5-2.PRECAUTIONS FOR CHECKING LASER DIODE EMISSION
5-4.PRECAUTIONS FOR ADJUSTMENTS
MDS-JE470
Checking Procedure
5-5.USING THE CONTINUOUSLY RECORDED DISC
5-6.CHECKS PRIOR TO REPAIRS
5-6-1.Temperature Compensation Offset Check
5-6-4.Auto Check
Procedure
Checking Procedure
MDS-JE470
CD Error Rate Check
Checking Procedure
5-6-8.C PLAY Check MO Error Rate Check
Checking Procedure
5-8.RECORDING AND DISPLAYING THE Iop INFORMATION
5-7.INITIAL SETTING OF ADJUSTMENT VALUE
5-9.TEMPERATURE COMPENSATION OFFSET ADJUTMENT
5-10.LASER POWER ADJUSTMENT
MDS-JE470
5-12.TRAVERSE ADJUSTMENT
Procedure
Adjusting Procedure
Adjusting Procedure
5-13.FOCUS BIAS ADJUSTMENT
MDS-JE470
5-14-1.CD Error Rate Check
5-14.ERROR RATE CHECK
5-16.AUTO GAIN CONTROL OUTPUT LEVEL ADJUSTMENT
5-15.FOCUS BIAS CHECK
BD BOARD SIDE B
5-17.ADJUSTING POINTS AND CONNECTING POINTS
MDS-JE470
BD BOARD SIDE A
KEY-SWboard MAIN board DISPLAY board BD board
MDS-JE470 SECTION DIAGRAMS
6-1.CIRCUIT BOARDS LOCATION
PT board
WAVEFORMS -BD Board
For schematic diagrams
For printed wiring boards
MDS-JE470
IC190
6-2.BLOCK DIAGRAMS - BD SECTION
MDS-JE470
IC171
IC781
MAIN SECTION
IC310
IC550
BD BOARD SIDE A
MAIN BOARD
Location
Page
KMS - 260B/260E
BD BOARD 2/2 Page BD BOARD 2/2 Page BD BOARD 2/2
MDS-JE470
Page
MDS-JE470
BOARD
7MAIN BOARD 82/2
MDS-JE470
BD BOARD2/2 CN102 Page42
DISPLAY BOARD CN701 Page47
MAIN
6-7.SCHEMATIC DIAGRAM - MAIN SECTION 2/2
See page 51 for IC Block Diagrams
MDS-JE470
Location
MDS-JE470
Semiconductor
Location
MDS-JE470
Semiconductor
MDS-JE470
6-10.SCHEMATIC DIAGRAM - DISPLAY SECTION
MDS-JE470
PT BOARD
VOL-SELBOARD
4949
6-12.SCHEMATIC DIAGRAM - POWER SECTION
MDS-JE470
IC151 CXD2662R BD BOARD
6-13.IC BLOCK DIAGRAMS
MDS-JE470
IC101 CXA2523AR BD BOARD
IC421 M5293L MAIN BOARD
MDS-JE470
IC500 AK4524 MAIN BOARD
IC440 M54641L MAIN BOARD
Pin No
6-14.IC PIN FUNCTION DESCRIPTION
MDS-JE470
IC101 CXA2523AR RF Amplifier BD BOARD
Desription
MDS-JE470
Pin No
Pin Name
Pin Name
PLL Phase Locked Loop
MDS-JE470
Pin No
Description
MDS-JE470
Pin No
Pin Name
Pin Name
MDS-JE470
IC1 M30803MG-107FPSYSTEM CONTROL MAIN BOARD
Pin No
ADA. LATCH
MDS-JE470
BEEP SW
MDS-JE470
7-1.CHASSIS SECTION
SECTION EXPLODED VIEWS
MDS-JE470
MDS-JE470
7-2.FRONT PANEL SECTION
FL750
313
7-3.MECHANISM SECTION-1 MDM-7A
MDS-JE470
312
M102
S102
HR901
M101
SECTION
ELECTRICAL PARTS LIST
MDS-JE470 BD
Ref. No
MDS-JE470 BD
MDS-JE470 KEY-SW MAIN
DISPLAY
MDS-JE470 MAIN
MDS-JE470
MAIN
MDS-JE470
VOL-SEL
MAIN
MDS-JE470
2001.05
MDS-JE470 REVISION HISTORY
Date
Description of Revision