Sony MDX-C800REC (serv.man2) Service Manual ▷ View online
37
37
COMPUTER BOARD
Note:
• Voltage is dc with respect to ground under no-signal
• Voltage is dc with respect to ground under no-signal
condition.
no mark : MD PLAY
(
no mark : MD PLAY
(
) : MD REC
∗
: Impossible to measure
(Page 41)
• Refer to page 33 for Waveforms.
3-8. SCHEMATIC DIAGRAM — SERVO SECTION (2/3) — • Refer to page 52 for IC Block Diagrams.
MDX-C800REC
(Page 44)
(Page 36)
(Page 38)
38
38
(Page 36)
• Refer to page 33 for Waveforms.
3-9. SCHEMATIC DIAGRAM — SERVO SECTION (3/3) — • Refer to page 52 for IC Block Diagrams.
MDX-C800REC
Note:
• Voltage is dc with respect to ground under no-signal
• Voltage is dc with respect to ground under no-signal
condition.
no mark : MD PLAY
(
no mark : MD PLAY
(
) : MD REC
(Page 37)
(Page 39)
39
39
C558
C555
C554
C557
CN550
CN551
CN552
C556
C559
C553
SENSOR BOARD (SIDE A)
SENSOR BOARD (SIDE B)
1-672-771-
1-672-771-
1
A
B
B
A
2
3
4
1
2
3
4
04
15
15
SERVO BOARD
CN520
6
YEL
BLK
M501
(SLED)
RED
BLK
M503
(SPINDLE)
BLK
RED
M502
(LOADING)
SW554
(REC-P)
SW555
(PLAY-P)
SW550
(LIMIT-IN)
SW553
(PACK-IN))
-2
-1
(REFLECT)
(PROTECT)
SW551
SW552
(DISC-IN)
2
1
1
1
17
2
1
1
(Page 34)
(Page 38)
MDX-C800REC
3-10. PRINTED WIRING BOARD — SENSOR SECTION —
3-11. SCHEMATIC DIAGRAM — SENSOR SECTION —
40
40
R574
R572
R573
R563
R627
R561
R560
R560
R620
R619
R610
RB562
R618
R597
D560
MAIN BOARD
CN823
R613
R602
X560
R622
R569
C570
C575
R616
R614
R617
C579
C578
R635
R628
R567
R568
R562
R624
C560
R564
R623
R575
R615
R578
R581
R583
R585
R576
R633
R588
C564
C571
R608
R629
R630
R631
R603
C569
R606
C562
R570
L560
R612
C561
R579
C563
R580
R582
R584
R589
R599
R595
C568
R600
R601
C574
R625
R566
R565
R632
C573
D561
4
SERVO BOARD
CN401
5
COMPUTER BOARD (SIDE A)
COMPUTER BOARD (SIDE B)
1-672-772-
15
1-672-772-
15
IC561
1
7
14
8
CN561
1
15
IC560
60
61
90
91
120
30
1
31
1
A
B
2
3
4
5
1
B
A
2
3
4
5
04
1
1
7
14
8
3
5 4
IC564
1
51
2
50
CN560
RB561
IC563
1
3
5
4
IC562
Q562
Q561
3-12. PRINTED WIRING BOARD — COMPUTER SECTION —
(Page 42)
MDX-C800REC
Ref. No.
Location
D560
B-2
(D561)
A-3
IC560
A-3
IC561
B-4
(IC562)
A-2
(IC563)
A-1
(IC564)
A-2
(Q561)
A-2
(Q562)
B-3
• Semiconductor
Location
(
) : SIDE B
(Page 34)
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