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112
459
458
457
455
454
456
460
459
462
452
453
468
467
453
452
451
463
452
453
462
HR901
S102
M101
M103
M102
#9
#9
453
461
464
465
466
8-8. MD MECHANISM SECTION-2
(MDM-7B)
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
451
A-4725-101-A BD (MD) BOARD
452
4-908-618-21 SCREW (+BTP) (2X6)
453
3-372-761-01 SCREW (M1.7), TAPPING
454
4-226-993-01 RACK
455
4-227-014-01 SPRING (RACK), COMPRESSION
456
4-226-992-01 BASE, SL
457
1-678-514-11 FLEXIBLE BOARD
0
458
A-4672-541-A OPTICAL PICK-UP KMS-260B/J1N
459
4-988-560-01 SCREW (+P 1.7X6)
460
4-996-265-01 SHAFT, MAIN
461
4-226-989-01 CHASSIS
462
4-211-036-01 SCREW (1.7X2.5), +PWH
463
4-226-990-01 BASE (BU-A)
464
4-227-023-01 SPRING (SPINDLE), TORSION
465
4-227-004-01 GEAR (LC)
466
4-227-005-01 GEAR (LD)
467
4-227-009-01 GEAR (SD)
468
4-227-008-01 GEAR (SC)
HR901
1-500-670-11 HEAD, OVER LIGHT
M101
A-4672-898-A MOTOR ASSY, SPINDLE
M102
A-4672-900-A MOTOR ASSY, SLED
M103
A-4672-975-A MOTOR ASSY, LOADING (MD)
S102
1-771-957-11 SWITCH, PUSH (2KEY)(REFLECT/PROTECT SW)
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
Summary of Contents for HCD-VZ50MD
Page 8: ...8 BD CD board BD CD BOARD To repair the BD CD board remove the bottom plate Bottom view ...
Page 57: ...HCD VZ50MD 57 57 7 4 SCHEMATIC DIAGRAM DECK SECTION E Page 64 TO MAIN BOARD 16 ...
Page 64: ...HCD VZ50MD 64 64 7 11 SCHEMATIC DIAGRAM MAIN 1 4 SECTION ...
Page 65: ...HCD VZ50MD 65 65 7 12 SCHEMATIC DIAGRAM MAIN 2 4 SECTION See page 89 for IC Block Diagrams ...
Page 67: ...HCD VZ50MD 67 67 7 14 SCHEMATIC DIAGRAM MAIN 4 4 SECTION See page 89 for IC Block Diagrams ...
Page 71: ...HCD VZ50MD 71 71 7 18 SCHEMATIC DIAGRAM DIGITAL 2 2 SECTION See page 92 for IC Block Diagrams ...
Page 73: ...HCD VZ50MD 73 73 7 20 SCHEMATIC DIAGRAM AMP SECTION ...
Page 77: ...HCD VZ50MD 77 77 7 24 SCHEMATIC DIAGRAM SWITCH SECTION ...
Page 83: ...HCD VZ50MD 83 83 7 32 SCHEMATIC DIAGRAM POWER SUPPLY SECTION ...